List of usage examples for java.lang Class getDeclaredConstructors
@CallerSensitive public Constructor<?>[] getDeclaredConstructors() throws SecurityException
From source file:org.apache.axis.wsdl.fromJava.Emitter.java
/** * Sets the <code>Class</code> to export. * //from w w w .j a v a 2 s . c o m * @param cls the <code>Class</code> to export * @param location */ public void setClsSmart(Class cls, String location) { if ((cls == null) || (location == null)) { return; } // Strip off \ and / from location if (location.lastIndexOf('/') > 0) { location = location.substring(location.lastIndexOf('/') + 1); } else if (location.lastIndexOf('\\') > 0) { location = location.substring(location.lastIndexOf('\\') + 1); } // Get the constructors of the class java.lang.reflect.Constructor[] constructors = cls.getDeclaredConstructors(); Class intf = null; for (int i = 0; (i < constructors.length) && (intf == null); i++) { Class[] parms = constructors[i].getParameterTypes(); // If the constructor has a single parameter // that is an interface which // matches the location, then use this as the interface class. if ((parms.length == 1) && parms[0].isInterface() && (parms[0].getName() != null) && Types.getLocalNameFromFullName(parms[0].getName()).equals(location)) { intf = parms[0]; } } if (intf != null) { setCls(intf); if (implCls == null) { setImplCls(cls); } } else { setCls(cls); } }
From source file:org.apache.hadoop.hive.ql.exec.vector.VectorizationContext.java
private Constructor<?> getConstructor(Class<?> cl) throws HiveException { try {//from w w w . j a va 2s .co m Constructor<?>[] ctors = cl.getDeclaredConstructors(); if (ctors.length == 1) { return ctors[0]; } Constructor<?> defaultCtor = cl.getConstructor(); for (Constructor<?> ctor : ctors) { if (!ctor.equals(defaultCtor)) { return ctor; } } throw new HiveException("Only default constructor found"); } catch (Exception ex) { throw new HiveException(ex); } }
From source file:net.minecraftforge.common.util.EnumHelper.java
@SuppressWarnings({ "unchecked", "serial" })
@Nullable//from w w w . jav a2s . com
private static <T extends Enum<?>> T addEnum(boolean test, final Class<T> enumType, @Nullable String enumName,
final Class<?>[] paramTypes, @Nullable Object[] paramValues) {
if (!isSetup) {
setup();
}
Field valuesField = null;
Field[] fields = enumType.getDeclaredFields();
for (Field field : fields) {
String name = field.getName();
if (name.equals("$VALUES") || name.equals("ENUM$VALUES")) //Added 'ENUM$VALUES' because Eclipse's internal compiler doesn't follow standards
{
valuesField = field;
break;
}
}
int flags = (FMLForgePlugin.RUNTIME_DEOBF ? Modifier.PUBLIC : Modifier.PRIVATE) | Modifier.STATIC
| Modifier.FINAL | 0x1000 /*SYNTHETIC*/;
if (valuesField == null) {
String valueType = String.format("[L%s;", enumType.getName().replace('.', '/'));
for (Field field : fields) {
if ((field.getModifiers() & flags) == flags
&& field.getType().getName().replace('.', '/').equals(valueType)) //Apparently some JVMs return .'s and some don't..
{
valuesField = field;
break;
}
}
}
if (valuesField == null) {
final List<String> lines = Lists.newArrayList();
lines.add(String.format("Could not find $VALUES field for enum: %s", enumType.getName()));
lines.add(String.format("Runtime Deobf: %s", FMLForgePlugin.RUNTIME_DEOBF));
lines.add(String.format("Flags: %s",
String.format("%16s", Integer.toBinaryString(flags)).replace(' ', '0')));
lines.add("Fields:");
for (Field field : fields) {
String mods = String.format("%16s", Integer.toBinaryString(field.getModifiers())).replace(' ', '0');
lines.add(String.format(" %s %s: %s", mods, field.getName(), field.getType().getName()));
}
for (String line : lines)
FMLLog.log.fatal(line);
if (test) {
throw new EnhancedRuntimeException("Could not find $VALUES field for enum: " + enumType.getName()) {
@Override
protected void printStackTrace(WrappedPrintStream stream) {
for (String line : lines)
stream.println(line);
}
};
}
return null;
}
if (test) {
Object ctr = null;
Exception ex = null;
try {
ctr = getConstructorAccessor(enumType, paramTypes);
} catch (Exception e) {
ex = e;
}
if (ctr == null || ex != null) {
throw new EnhancedRuntimeException(
String.format("Could not find constructor for Enum %s", enumType.getName()), ex) {
private String toString(Class<?>[] cls) {
StringBuilder b = new StringBuilder();
for (int x = 0; x < cls.length; x++) {
b.append(cls[x].getName());
if (x != cls.length - 1)
b.append(", ");
}
return b.toString();
}
@Override
protected void printStackTrace(WrappedPrintStream stream) {
stream.println("Target Arguments:");
stream.println(" java.lang.String, int, " + toString(paramTypes));
stream.println("Found Constructors:");
for (Constructor<?> ctr : enumType.getDeclaredConstructors()) {
stream.println(" " + toString(ctr.getParameterTypes()));
}
}
};
}
return null;
}
valuesField.setAccessible(true);
try {
T[] previousValues = (T[]) valuesField.get(enumType);
T newValue = makeEnum(enumType, enumName, previousValues.length, paramTypes, paramValues);
setFailsafeFieldValue(valuesField, null, ArrayUtils.add(previousValues, newValue));
cleanEnumCache(enumType);
return newValue;
} catch (Exception e) {
FMLLog.log.error("Error adding enum with EnumHelper.", e);
throw new RuntimeException(e);
}
}
From source file:com.parse.ParseObject.java
/** * Registers a custom subclass type with the Parse SDK, enabling strong-typing of those * {@code ParseObject}s whenever they appear. Subclasses must specify the {@link ParseClassName} * annotation and have a default constructor. * * @param subclass// ww w. ja va2 s . c o m * The subclass type to register. */ public static void registerSubclass(Class<? extends ParseObject> subclass) { String className = getClassName(subclass); if (className == null) { throw new IllegalArgumentException("No ParseClassName annotation provided on " + subclass); } if (subclass.getDeclaredConstructors().length > 0) { try { if (!isAccessible(subclass.getDeclaredConstructor())) { throw new IllegalArgumentException( "Default constructor for " + subclass + " is not accessible."); } } catch (NoSuchMethodException e) { throw new IllegalArgumentException("No default constructor provided for " + subclass); } } Class<? extends ParseObject> oldValue = objectTypes.get(className); if (oldValue != null && subclass.isAssignableFrom(oldValue)) { // The old class was already more descendant than the new subclass type. No-op. return; } objectTypes.put(className, subclass); if (oldValue != null && !subclass.equals(oldValue)) { if (className.equals(getClassName(ParseUser.class))) { ParseUser.getCurrentUserController().clearFromMemory(); } else if (className.equals(getClassName(ParseInstallation.class))) { ParseInstallation.getCurrentInstallationController().clearFromMemory(); } } }
From source file:com.basistech.rosette.apimodel.ModelTest.java
private Object createObjectForType(Class<?> type, Type genericParameterType) throws IllegalAccessException, InstantiationException, InvocationTargetException { Object o = null;/*from w w w . j a v a2 s . com*/ Class firstComponentType = type.isArray() ? type.getComponentType() : type; String typeName = firstComponentType.getSimpleName(); Class parameterArgClass = null; Type[] parameterArgTypes = null; if (genericParameterType != null) { if (genericParameterType instanceof ParameterizedType) { ParameterizedType aType = (ParameterizedType) genericParameterType; parameterArgTypes = aType.getActualTypeArguments(); for (Type parameterArgType : parameterArgTypes) { if (parameterArgType instanceof ParameterizedType) { ParameterizedType parameterizedType = (ParameterizedType) parameterArgType; if (isListString(parameterizedType)) { List<List<String>> rv = Lists.newArrayList(); rv.add(Lists.newArrayList("string")); return rv; } } else { parameterArgClass = (Class) parameterArgType; if ("Map".equals(typeName)) { break; } } } } } if (firstComponentType.isEnum()) { return firstComponentType.getEnumConstants()[0]; } switch (typeName) { case "byte": { if (type.isArray()) { o = "somebytes".getBytes(); } else { o = (byte) '8'; } break; } case "String": case "CharSequence": { o = "foo"; break; } case "long": case "Long": { o = (long) 123456789; break; } case "Double": case "double": { o = 1.0; break; } case "int": case "Integer": { o = 98761234; break; } case "boolean": case "Boolean": { o = false; break; } case "Collection": case "List": { if (parameterArgClass != null) { Object o1 = createObjectForType(parameterArgClass, null); List<Object> list = new ArrayList<>(); list.add(o1); o = list; } break; } case "Object": if (inputStreams) { o = new ByteArrayInputStream(new byte[0]); } else { o = "foo"; } break; case "EnumSet": break; case "Set": { if (parameterArgClass != null) { Object o1 = createObjectForType(parameterArgClass, null); Set<Object> set = new HashSet<>(); set.add(o1); o = set; } break; } case "Map": { if (parameterArgTypes != null && parameterArgTypes.length == 2) { Class keyClass = (Class) parameterArgTypes[0]; Object keyObject = createObject(keyClass); if (keyObject != null) { HashMap<Object, Object> map = new HashMap<>(); map.put(keyObject, null); o = map; } } break; } default: if (parameterArgClass != null) { Constructor[] ctors = parameterArgClass.getDeclaredConstructors(); o = createObject(ctors[0]); } else { Constructor[] ctors = firstComponentType.getDeclaredConstructors(); o = createObject(ctors[0]); } } return o; }
From source file:org.openTwoFactor.client.util.TwoFactorClientCommonUtils.java
/** * Construct a class//ww w .ja va 2 s.com * @param <T> template type * @param theClass * @param allowPrivateConstructor true if should allow private constructors * @return the instance */ public static <T> T newInstance(Class<T> theClass, boolean allowPrivateConstructor) { if (!allowPrivateConstructor) { return newInstance(theClass); } try { Constructor<?>[] constructorArray = theClass.getDeclaredConstructors(); for (Constructor<?> constructor : constructorArray) { if (constructor.getGenericParameterTypes().length == 0) { if (allowPrivateConstructor) { constructor.setAccessible(true); } return (T) constructor.newInstance(); } } //why cant we find a constructor??? throw new RuntimeException("Why cant we find a constructor for class: " + theClass); } catch (Throwable e) { if (theClass != null && Modifier.isAbstract(theClass.getModifiers())) { throw new RuntimeException("Problem with class: " + theClass + ", maybe because it is abstract!", e); } throw new RuntimeException("Problem with class: " + theClass, e); } }
From source file:ca.oson.json.Oson.java
<T> T newInstance(Map<String, Object> map, Class<T> valueType) {
InstanceCreator creator = getTypeAdapter(valueType);
if (creator != null) {
return (T) creator.createInstance(valueType);
}//from w w w .j a v a2 s . c om
T obj = null;
if (valueType != null) {
obj = (T) getDefaultValue(valueType);
if (obj != null) {
return obj;
}
}
if (map == null) {
return null;
}
// @JsonTypeInfo(use = JsonTypeInfo.Id.MINIMAL_CLASS, include = As.PROPERTY, property = "@class")
//@JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, include = As.PROPERTY, property = "@class")
String JsonClassType = null;
if (valueType != null) {
if (getAnnotationSupport()) {
for (Annotation annotation : valueType.getAnnotations()) {
if (annotation instanceof JsonTypeInfo) {
JsonTypeInfo jsonTypeInfo = (JsonTypeInfo) annotation;
JsonTypeInfo.Id use = jsonTypeInfo.use();
JsonTypeInfo.As as = jsonTypeInfo.include();
if ((use == JsonTypeInfo.Id.MINIMAL_CLASS || use == JsonTypeInfo.Id.CLASS)
&& as == As.PROPERTY) {
JsonClassType = jsonTypeInfo.property();
}
}
}
}
}
if (JsonClassType == null) {
JsonClassType = getJsonClassType();
}
String className = null;
if (map.containsKey(JsonClassType)) {
className = map.get(JsonClassType).toString();
}
Class<T> classType = getClassType(className);
// && (valueType == null || valueType.isAssignableFrom(classType) || Map.class.isAssignableFrom(valueType))
if (classType != null) {
valueType = classType;
}
if (valueType == null) {
return (T) map; // or null, which is better?
}
Constructor<?>[] constructors = null;
Class implClass = null;
if (valueType.isInterface() || Modifier.isAbstract(valueType.getModifiers())) {
implClass = DeSerializerUtil.implementingClass(valueType.getName());
}
if (implClass != null) {
constructors = implClass.getDeclaredConstructors();
} else {
constructors = valueType.getDeclaredConstructors();//.getConstructors();
}
Object singleMapValue = null;
Class singleMapValueType = null;
if (map.size() == 1) {
singleMapValue = map.get(valueType.getName());
if (singleMapValue != null) {
singleMapValueType = singleMapValue.getClass();
if (singleMapValueType == String.class) {
singleMapValue = StringUtil.unquote(singleMapValue.toString(), isEscapeHtml());
}
try {
if (valueType == Locale.class) {
Constructor constructor = null;
String[] parts = ((String) singleMapValue).split("_");
if (parts.length == 1) {
constructor = valueType.getConstructor(String.class);
constructor.setAccessible(true);
obj = (T) constructor.newInstance(singleMapValue);
} else if (parts.length == 2) {
constructor = valueType.getConstructor(String.class, String.class);
constructor.setAccessible(true);
obj = (T) constructor.newInstance(parts);
} else if (parts.length == 3) {
constructor = valueType.getConstructor(String.class, String.class, String.class);
constructor.setAccessible(true);
obj = (T) constructor.newInstance(parts);
}
if (obj != null) {
return obj;
}
}
} catch (Exception e) {
}
Map<Class, Constructor> cmaps = new HashMap<>();
for (Constructor constructor : constructors) {
//Class[] parameterTypes = constructor.getParameterTypes();
int parameterCount = constructor.getParameterCount();
if (parameterCount == 1) {
Class[] types = constructor.getParameterTypes();
cmaps.put(types[0], constructor);
}
}
if (cmaps.size() > 0) {
Constructor constructor = null;
if ((cmaps.containsKey(Boolean.class) || cmaps.containsKey(boolean.class))
&& BooleanUtil.isBoolean(singleMapValue.toString())) {
constructor = cmaps.get(Boolean.class);
if (constructor == null) {
constructor = cmaps.get(boolean.class);
}
if (constructor != null) {
try {
constructor.setAccessible(true);
obj = (T) constructor
.newInstance(BooleanUtil.string2Boolean(singleMapValue.toString()));
if (obj != null) {
return obj;
}
} catch (Exception e) {
}
}
} else if (StringUtil.isNumeric(singleMapValue.toString())) {
Class[] classes = new Class[] { int.class, Integer.class, long.class, Long.class,
double.class, Double.class, Byte.class, byte.class, Short.class, short.class,
Float.class, float.class, BigDecimal.class, BigInteger.class, AtomicInteger.class,
AtomicLong.class, Number.class };
for (Class cls : classes) {
constructor = cmaps.get(cls);
if (constructor != null) {
try {
obj = (T) constructor.newInstance(NumberUtil.getNumber(singleMapValue, cls));
if (obj != null) {
return obj;
}
} catch (Exception e) {
}
}
}
} else if (StringUtil.isArrayOrList(singleMapValue.toString())
|| singleMapValue.getClass().isArray()
|| Collection.class.isAssignableFrom(singleMapValue.getClass())) {
for (Entry<Class, Constructor> entry : cmaps.entrySet()) {
Class cls = entry.getKey();
constructor = entry.getValue();
if (cls.isArray() || Collection.class.isAssignableFrom(cls)) {
Object listObject = null;
if (singleMapValue instanceof String) {
JSONArray objArray = new JSONArray(singleMapValue.toString());
listObject = (List) fromJsonMap(objArray);
} else {
listObject = singleMapValue;
}
FieldData objectDTO = new FieldData(listObject, cls, true);
listObject = json2Object(objectDTO);
if (listObject != null) {
try {
obj = (T) constructor.newInstance(listObject);
if (obj != null) {
return obj;
}
} catch (Exception e) {
}
}
}
}
}
for (Entry<Class, Constructor> entry : cmaps.entrySet()) {
Class cls = entry.getKey();
constructor = entry.getValue();
try {
obj = (T) constructor.newInstance(singleMapValue);
if (obj != null) {
return obj;
}
} catch (Exception e) {
}
}
}
}
}
if (implClass != null) {
valueType = implClass;
}
try {
obj = valueType.newInstance();
if (obj != null) {
return setSingleMapValue(obj, valueType, singleMapValue, singleMapValueType);
}
} catch (InstantiationException | IllegalAccessException e) {
//e.printStackTrace();
}
///*
for (Constructor constructor : constructors) {
//Class[] parameterTypes = constructor.getParameterTypes();
int parameterCount = constructor.getParameterCount();
if (parameterCount > 0) {
constructor.setAccessible(true);
Annotation[] annotations = constructor.getDeclaredAnnotations(); // getAnnotations();
for (Annotation annotation : annotations) {
boolean isJsonCreator = false;
if (annotation instanceof JsonCreator) {
isJsonCreator = true;
} else if (annotation instanceof ca.oson.json.annotation.FieldMapper) {
ca.oson.json.annotation.FieldMapper fieldMapper = (ca.oson.json.annotation.FieldMapper) annotation;
if (fieldMapper.jsonCreator() == BOOLEAN.TRUE) {
isJsonCreator = true;
}
}
if (isJsonCreator) {
Parameter[] parameters = constructor.getParameters();
String[] parameterNames = ObjectUtil.getParameterNames(parameters);
//parameterCount = parameters.length;
Object[] parameterValues = new Object[parameterCount];
int i = 0;
for (String parameterName : parameterNames) {
parameterValues[i] = getParameterValue(map, valueType, parameterName,
parameters[i].getType());
i++;
}
try {
obj = (T) constructor.newInstance(parameterValues);
if (obj != null) {
return setSingleMapValue(obj, valueType, singleMapValue, singleMapValueType);
}
} catch (InstantiationException | IllegalAccessException | IllegalArgumentException
| InvocationTargetException e) {
//e.printStackTrace();
}
}
}
} else {
try {
constructor.setAccessible(true);
obj = (T) constructor.newInstance();
if (obj != null) {
return setSingleMapValue(obj, valueType, singleMapValue, singleMapValueType);
}
} catch (InstantiationException | IllegalAccessException | IllegalArgumentException
| InvocationTargetException e) {
//e.printStackTrace();
}
}
}
//*/
// try again
for (Constructor constructor : constructors) {
int parameterCount = constructor.getParameterCount();
if (parameterCount > 0) {
constructor.setAccessible(true);
try {
List<String> parameterNames = ObjectUtil.getParameterNames(constructor);
if (parameterNames != null && parameterNames.size() > 0) {
Class[] parameterTypes = constructor.getParameterTypes();
int length = parameterTypes.length;
if (length == parameterNames.size()) {
Object[] parameterValues = new Object[length];
Object parameterValue;
for (int i = 0; i < length; i++) {
parameterValues[i] = getParameterValue(map, valueType, parameterNames.get(i),
parameterTypes[i]);
}
try {
obj = (T) constructor.newInstance(parameterValues);
if (obj != null) {
return setSingleMapValue(obj, valueType, singleMapValue, singleMapValueType);
}
} catch (InstantiationException | IllegalAccessException | IllegalArgumentException
| InvocationTargetException e) {
//e.printStackTrace();
}
}
}
} catch (IOException e1) {
// e1.printStackTrace();
}
}
}
// try more
for (Constructor constructor : constructors) {
int parameterCount = constructor.getParameterCount();
if (parameterCount > 0) {
constructor.setAccessible(true);
Class[] parameterTypes = constructor.getParameterTypes();
List<String> parameterNames;
try {
parameterNames = ObjectUtil.getParameterNames(constructor);
if (parameterNames != null) {
int length = parameterTypes.length;
if (length > parameterNames.size()) {
length = parameterNames.size();
}
Object[] parameterValues = new Object[length];
for (int i = 0; i < length; i++) {
parameterValues[i] = getParameterValue(map, valueType, parameterNames.get(i),
parameterTypes[i]);
}
obj = (T) constructor.newInstance(parameterValues);
if (obj != null) {
return setSingleMapValue(obj, valueType, singleMapValue, singleMapValueType);
}
}
} catch (InstantiationException | IllegalAccessException | IllegalArgumentException
| InvocationTargetException | IOException e) {
//e.printStackTrace();
}
}
}
// try more
try {
Method[] methods = valueType.getMethods(); // .getMethod("getInstance", null);
List<Method> methodList = new ArrayList<>();
if (methods != null) {
for (Method method : methods) {
String methodName = method.getName();
if (methodName.equals("getInstance") || methodName.equals("newInstance")
|| methodName.equals("createInstance") || methodName.equals("factory")) {
Class returnType = method.getReturnType();
if (valueType.isAssignableFrom(returnType) && Modifier.isStatic(method.getModifiers())) {
int parameterCount = method.getParameterCount();
if (parameterCount == 0) {
try {
obj = ObjectUtil.getMethodValue(null, method);
if (obj != null) {
return setSingleMapValue(obj, valueType, singleMapValue,
singleMapValueType);
}
} catch (IllegalArgumentException e) {
// TODO Auto-generated catch block
//e.printStackTrace();
}
} else {
methodList.add(method);
}
}
}
}
for (Method method : methodList) {
try {
int parameterCount = method.getParameterCount();
Object[] parameterValues = new Object[parameterCount];
Object parameterValue;
int i = 0;
Class[] parameterTypes = method.getParameterTypes();
String[] parameterNames = ObjectUtil.getParameterNames(method);
if (parameterCount == 1 && valueType != null && singleMapValue != null
&& singleMapValueType != null) {
if (ObjectUtil.isSameDataType(parameterTypes[0], singleMapValueType)) {
try {
obj = ObjectUtil.getMethodValue(null, method, singleMapValue);
if (obj != null) {
return obj;
}
} catch (IllegalArgumentException ex) {
//ex.printStackTrace();
}
}
} else if (parameterNames != null && parameterNames.length == parameterCount) {
for (String parameterName : ObjectUtil.getParameterNames(method)) {
parameterValues[i] = getParameterValue(map, valueType, parameterName,
parameterTypes[i]);
i++;
}
} else {
// try annotation
Parameter[] parameters = method.getParameters();
parameterNames = ObjectUtil.getParameterNames(parameters);
parameterCount = parameters.length;
parameterValues = new Object[parameterCount];
i = 0;
for (String parameterName : parameterNames) {
parameterValues[i] = getParameterValue(map, valueType, parameterName,
parameterTypes[i]);
i++;
}
}
obj = ObjectUtil.getMethodValue(null, method, parameterValues);
if (obj != null) {
return setSingleMapValue(obj, valueType, singleMapValue, singleMapValueType);
}
} catch (IOException | IllegalArgumentException e) {
//e.printStackTrace();
}
}
}
} catch (SecurityException e) {
// e.printStackTrace();
}
// try all static methods, if the return type is correct, get it as the final object
Method[] methods = valueType.getDeclaredMethods();
for (Method method : methods) {
if (Modifier.isStatic(method.getModifiers())) {
Class returnType = method.getReturnType();
if (valueType.isAssignableFrom(returnType)) {
try {
Object[] parameterValues = null;
int parameterCount = method.getParameterCount();
if (parameterCount > 0) {
if (parameterCount == 1 && map.size() == 1 && singleMapValue != null
&& singleMapValueType != null) {
if (ObjectUtil.isSameDataType(method.getParameterTypes()[0], singleMapValueType)) {
obj = ObjectUtil.getMethodValue(null, method, singleMapValueType);
if (obj != null) {
return obj;
}
}
}
parameterValues = new Object[parameterCount];
Object parameterValue;
int i = 0;
Class[] parameterTypes = method.getParameterTypes();
String[] parameterNames = ObjectUtil.getParameterNames(method);
if (parameterNames != null && parameterNames.length == parameterCount) {
for (String parameterName : ObjectUtil.getParameterNames(method)) {
parameterValues[i] = getParameterValue(map, valueType, parameterName,
parameterTypes[i]);
i++;
}
} else {
// try annotation
Parameter[] parameters = method.getParameters();
parameterNames = ObjectUtil.getParameterNames(parameters);
parameterCount = parameters.length;
parameterValues = new Object[parameterCount];
i = 0;
for (String parameterName : parameterNames) {
parameterValues[i] = getParameterValue(map, valueType, parameterName,
parameterTypes[i]);
i++;
}
}
}
obj = ObjectUtil.getMethodValue(obj, method, parameterValues);
if (obj != null) {
return setSingleMapValue(obj, valueType, singleMapValue, singleMapValueType);
}
} catch (IOException | IllegalArgumentException e) {
//e.printStackTrace();
}
}
}
}
return null;
}
From source file:org.dasein.persist.PersistentCache.java
@SuppressWarnings({ "rawtypes", "unchecked" })
protected Object mapValue(String fieldName, Object dataStoreValue, Class<?> toType, ParameterizedType ptype)
throws PersistenceException {
LookupDelegate delegate = getLookupDelegate(fieldName);
if (dataStoreValue != null && delegate != null && !delegate.validate(dataStoreValue.toString())) {
throw new PersistenceException("Value " + dataStoreValue + " for " + fieldName + " is not valid.");
}// w w w . jav a2 s . c o m
try {
if (toType.equals(String.class)) {
if (dataStoreValue != null && !(dataStoreValue instanceof String)) {
dataStoreValue = dataStoreValue.toString();
}
} else if (Enum.class.isAssignableFrom(toType)) {
if (dataStoreValue != null) {
Enum e = Enum.valueOf((Class<? extends Enum>) toType, dataStoreValue.toString());
dataStoreValue = e;
}
} else if (toType.equals(Boolean.class) || toType.equals(boolean.class)) {
if (dataStoreValue == null) {
dataStoreValue = false;
} else if (!(dataStoreValue instanceof Boolean)) {
if (Number.class.isAssignableFrom(dataStoreValue.getClass())) {
dataStoreValue = (((Number) dataStoreValue).intValue() != 0);
} else {
dataStoreValue = (dataStoreValue.toString().trim().equalsIgnoreCase("true")
|| dataStoreValue.toString().trim().equalsIgnoreCase("y"));
}
}
} else if (Number.class.isAssignableFrom(toType) || toType.equals(byte.class)
|| toType.equals(short.class) || toType.equals(long.class) || toType.equals(int.class)
|| toType.equals(float.class) || toType.equals(double.class)) {
if (dataStoreValue == null) {
if (toType.equals(int.class) || toType.equals(short.class) || toType.equals(long.class)) {
dataStoreValue = 0;
} else if (toType.equals(float.class) || toType.equals(double.class)) {
dataStoreValue = 0.0f;
}
} else if (toType.equals(Number.class)) {
if (!(dataStoreValue instanceof Number)) {
if (dataStoreValue instanceof String) {
try {
dataStoreValue = Double.parseDouble((String) dataStoreValue);
} catch (NumberFormatException e) {
throw new PersistenceException("Unable to map " + fieldName + " as " + toType
+ " using " + dataStoreValue);
}
} else if (dataStoreValue instanceof Boolean) {
dataStoreValue = (((Boolean) dataStoreValue) ? 1 : 0);
} else {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
}
} else if (toType.equals(Integer.class) || toType.equals(int.class)) {
if (dataStoreValue instanceof Number) {
if (!(dataStoreValue instanceof Integer)) {
dataStoreValue = ((Number) dataStoreValue).intValue();
}
} else if (dataStoreValue instanceof String) {
try {
dataStoreValue = Integer.parseInt((String) dataStoreValue);
} catch (NumberFormatException e) {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (dataStoreValue instanceof Boolean) {
dataStoreValue = (((Boolean) dataStoreValue) ? 1 : 0);
} else {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (toType.equals(Long.class) || toType.equals(long.class)) {
if (dataStoreValue instanceof Number) {
if (!(dataStoreValue instanceof Long)) {
dataStoreValue = ((Number) dataStoreValue).longValue();
}
} else if (dataStoreValue instanceof String) {
try {
dataStoreValue = Long.parseLong((String) dataStoreValue);
} catch (NumberFormatException e) {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (dataStoreValue instanceof Boolean) {
dataStoreValue = (((Boolean) dataStoreValue) ? 1L : 0L);
} else {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (toType.equals(Byte.class) || toType.equals(byte.class)) {
if (dataStoreValue instanceof Number) {
if (!(dataStoreValue instanceof Byte)) {
dataStoreValue = ((Number) dataStoreValue).byteValue();
}
} else if (dataStoreValue instanceof String) {
try {
dataStoreValue = Byte.parseByte((String) dataStoreValue);
} catch (NumberFormatException e) {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (dataStoreValue instanceof Boolean) {
dataStoreValue = (((Boolean) dataStoreValue) ? 1 : 0);
} else {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (toType.equals(Short.class) || toType.equals(short.class)) {
if (dataStoreValue instanceof Number) {
if (!(dataStoreValue instanceof Short)) {
dataStoreValue = ((Number) dataStoreValue).shortValue();
}
} else if (dataStoreValue instanceof String) {
try {
dataStoreValue = Short.parseShort((String) dataStoreValue);
} catch (NumberFormatException e) {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (dataStoreValue instanceof Boolean) {
dataStoreValue = (((Boolean) dataStoreValue) ? 1 : 0);
} else {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (toType.equals(Double.class) || toType.equals(double.class)) {
if (dataStoreValue instanceof Number) {
if (!(dataStoreValue instanceof Double)) {
dataStoreValue = ((Number) dataStoreValue).doubleValue();
}
} else if (dataStoreValue instanceof String) {
try {
dataStoreValue = Double.parseDouble((String) dataStoreValue);
} catch (NumberFormatException e) {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (dataStoreValue instanceof Boolean) {
dataStoreValue = (((Boolean) dataStoreValue) ? 1.0 : 0.0);
} else {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (toType.equals(Float.class) || toType.equals(float.class)) {
if (dataStoreValue instanceof Number) {
if (!(dataStoreValue instanceof Float)) {
dataStoreValue = ((Number) dataStoreValue).floatValue();
}
} else if (dataStoreValue instanceof String) {
try {
dataStoreValue = Float.parseFloat((String) dataStoreValue);
} catch (NumberFormatException e) {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (dataStoreValue instanceof Boolean) {
dataStoreValue = (((Boolean) dataStoreValue) ? 1.0f : 0.0f);
} else {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (toType.equals(BigDecimal.class)) {
if (dataStoreValue instanceof Number) {
if (!(dataStoreValue instanceof BigDecimal)) {
if (dataStoreValue instanceof BigInteger) {
dataStoreValue = new BigDecimal((BigInteger) dataStoreValue);
} else {
dataStoreValue = BigDecimal.valueOf(((Number) dataStoreValue).doubleValue());
}
}
} else if (dataStoreValue instanceof String) {
try {
dataStoreValue = new BigDecimal((String) dataStoreValue);
} catch (NumberFormatException e) {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (dataStoreValue instanceof Boolean) {
dataStoreValue = new BigDecimal((((Boolean) dataStoreValue) ? 1.0 : 0.0));
} else {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (toType.equals(BigInteger.class)) {
if (dataStoreValue instanceof Number) {
if (!(dataStoreValue instanceof BigInteger)) {
if (dataStoreValue instanceof BigDecimal) {
dataStoreValue = ((BigDecimal) dataStoreValue).toBigInteger();
} else {
dataStoreValue = BigInteger.valueOf(((Number) dataStoreValue).longValue());
}
}
} else if (dataStoreValue instanceof String) {
try {
dataStoreValue = new BigDecimal((String) dataStoreValue);
} catch (NumberFormatException e) {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (dataStoreValue instanceof Boolean) {
dataStoreValue = new BigDecimal((((Boolean) dataStoreValue) ? 1.0 : 0.0));
} else {
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (dataStoreValue != null) {
logger.error("Type of dataStoreValue=" + dataStoreValue.getClass());
throw new PersistenceException(
"Unable to map " + fieldName + " as " + toType + " using " + dataStoreValue);
}
} else if (toType.equals(Locale.class)) {
if (dataStoreValue != null && !(dataStoreValue instanceof Locale)) {
String[] parts = dataStoreValue.toString().split("_");
if (parts != null && parts.length > 1) {
dataStoreValue = new Locale(parts[0], parts[1]);
} else {
dataStoreValue = new Locale(parts[0]);
}
}
} else if (Measured.class.isAssignableFrom(toType)) {
if (dataStoreValue != null && ptype != null) {
if (Number.class.isAssignableFrom(dataStoreValue.getClass())) {
Constructor<? extends Measured> constructor = null;
double value = ((Number) dataStoreValue).doubleValue();
for (Constructor<?> c : toType.getDeclaredConstructors()) {
Class[] args = c.getParameterTypes();
if (args != null && args.length == 2 && Number.class.isAssignableFrom(args[0])
&& UnitOfMeasure.class.isAssignableFrom(args[1])) {
constructor = (Constructor<? extends Measured>) c;
break;
}
}
if (constructor == null) {
throw new PersistenceException("Unable to map with no proper constructor");
}
dataStoreValue = constructor.newInstance(value,
((Class<?>) ptype.getActualTypeArguments()[0]).newInstance());
} else if (!(dataStoreValue instanceof Measured)) {
try {
dataStoreValue = Double.parseDouble(dataStoreValue.toString());
} catch (NumberFormatException e) {
Method method = null;
for (Method m : toType.getDeclaredMethods()) {
if (Modifier.isStatic(m.getModifiers()) && m.getName().equals("valueOf")) {
if (m.getParameterTypes().length == 1
&& m.getParameterTypes()[0].equals(String.class)) {
method = m;
break;
}
}
}
if (method == null) {
throw new PersistenceException("Don't know how to map " + dataStoreValue + " to "
+ toType + "<" + ptype + ">");
}
dataStoreValue = method.invoke(null, dataStoreValue.toString());
}
}
// just because we converted it to a measured object above doesn't mean
// we have the unit of measure right
if (dataStoreValue instanceof Measured) {
UnitOfMeasure targetUom = (UnitOfMeasure) ((Class<?>) ptype.getActualTypeArguments()[0])
.newInstance();
if (!(((Measured) dataStoreValue).getUnitOfMeasure()).equals(targetUom)) {
dataStoreValue = ((Measured) dataStoreValue).convertTo(
(UnitOfMeasure) ((Class<?>) ptype.getActualTypeArguments()[0]).newInstance());
}
}
}
} else if (toType.equals(UUID.class)) {
if (dataStoreValue != null && !(dataStoreValue instanceof UUID)) {
dataStoreValue = UUID.fromString(dataStoreValue.toString());
}
} else if (toType.equals(TimeZone.class)) {
if (dataStoreValue != null && !(dataStoreValue instanceof TimeZone)) {
dataStoreValue = TimeZone.getTimeZone(dataStoreValue.toString());
}
} else if (toType.equals(Currency.class)) {
if (dataStoreValue != null && !(dataStoreValue instanceof Currency)) {
dataStoreValue = Currency.getInstance(dataStoreValue.toString());
}
} else if (toType.isArray()) {
Class<?> t = toType.getComponentType();
if (dataStoreValue == null) {
dataStoreValue = Array.newInstance(t, 0);
} else if (dataStoreValue instanceof JSONArray) {
JSONArray arr = (JSONArray) dataStoreValue;
if (long.class.isAssignableFrom(t)) {
long[] replacement = (long[]) Array.newInstance(long.class, arr.length());
for (int i = 0; i < arr.length(); i++) {
replacement[i] = (Long) mapValue(fieldName, arr.get(i), t, null);
}
dataStoreValue = replacement;
} else if (int.class.isAssignableFrom(t)) {
int[] replacement = (int[]) Array.newInstance(int.class, arr.length());
for (int i = 0; i < arr.length(); i++) {
replacement[i] = (Integer) mapValue(fieldName, arr.get(i), t, null);
}
dataStoreValue = replacement;
} else if (float.class.isAssignableFrom(t)) {
float[] replacement = (float[]) Array.newInstance(float.class, arr.length());
for (int i = 0; i < arr.length(); i++) {
replacement[i] = (Float) mapValue(fieldName, arr.get(i), t, null);
}
dataStoreValue = replacement;
} else if (double.class.isAssignableFrom(t)) {
double[] replacement = (double[]) Array.newInstance(double.class, arr.length());
for (int i = 0; i < arr.length(); i++) {
replacement[i] = (Double) mapValue(fieldName, arr.get(i), t, null);
}
dataStoreValue = replacement;
} else if (boolean.class.isAssignableFrom(t)) {
boolean[] replacement = (boolean[]) Array.newInstance(boolean.class, arr.length());
for (int i = 0; i < arr.length(); i++) {
replacement[i] = (Boolean) mapValue(fieldName, arr.get(i), t, null);
}
dataStoreValue = replacement;
} else {
Object[] replacement = (Object[]) Array.newInstance(t, arr.length());
for (int i = 0; i < arr.length(); i++) {
replacement[i] = mapValue(fieldName, arr.get(i), t, null);
}
dataStoreValue = replacement;
}
} else if (!dataStoreValue.getClass().isArray()) {
logger.error("Unable to map data store type " + dataStoreValue.getClass().getName() + " to "
+ toType.getName());
logger.error("Value of " + fieldName + "=" + dataStoreValue);
throw new PersistenceException("Data store type=" + dataStoreValue.getClass().getName());
}
} else if (dataStoreValue != null && !toType.isAssignableFrom(dataStoreValue.getClass())) {
Annotation[] alist = toType.getDeclaredAnnotations();
boolean autoJSON = false;
for (Annotation a : alist) {
if (a instanceof AutoJSON) {
autoJSON = true;
}
}
if (autoJSON) {
dataStoreValue = autoDeJSON(toType, (JSONObject) dataStoreValue);
} else {
try {
Method m = toType.getDeclaredMethod("valueOf", JSONObject.class);
dataStoreValue = m.invoke(null, dataStoreValue);
} catch (NoSuchMethodException ignore) {
try {
Method m = toType.getDeclaredMethod("valueOf", String.class);
if (m != null) {
dataStoreValue = m.invoke(null, dataStoreValue.toString());
} else {
throw new PersistenceException(
"No valueOf() field in " + toType + " for mapping " + fieldName);
}
} catch (NoSuchMethodException e) {
throw new PersistenceException("No valueOf() field in " + toType + " for mapping "
+ fieldName + " with " + dataStoreValue + ": ("
+ dataStoreValue.getClass().getName() + " vs " + toType.getName() + ")");
}
}
}
}
} catch (Exception e) {
String err = "Error mapping field in " + toType + " for " + fieldName + ": " + e.getMessage();
logger.error(err, e);
throw new PersistenceException();
}
return dataStoreValue;
}
From source file:com.github.wshackle.java4cpp.J4CppMain.java
public static void main(String[] args) throws IOException, ClassNotFoundException { main_completed = false;/*from ww w. j ava 2s. c o m*/ Options options = new Options(); options.addOption(Option.builder("?").desc("Print this message").longOpt("help").build()); options.addOption(Option.builder("n").hasArg().desc("C++ namespace for newly generated classes.") .longOpt("namespace").build()); options.addOption( Option.builder("c").hasArgs().desc("Single Java class to extract.").longOpt("classes").build()); options.addOption( Option.builder("p").hasArgs().desc("Java Package prefix to extract").longOpt("packages").build()); options.addOption(Option.builder("o").hasArg().desc("Output C++ source file.").longOpt("output").build()); options.addOption(Option.builder("j").hasArg().desc("Input jar file").longOpt("jar").build()); options.addOption(Option.builder("h").hasArg().desc("Output C++ header file.").longOpt("header").build()); options.addOption(Option.builder("l").hasArg() .desc("Maximum limit on classes to extract from jars.[default=200]").longOpt("limit").build()); options.addOption(Option.builder("v").desc("enable verbose output").longOpt("verbose").build()); options.addOption(Option.builder().hasArg().desc("Classes per output file.[default=10]") .longOpt(CLASSESPEROUTPUT).build()); options.addOption(Option.builder().hasArgs().desc( "Comma seperated list of nativeclass=javaclass native where nativeclass will be generated as an extension/implementation of the java class.") .longOpt("natives").build()); options.addOption(Option.builder().hasArg() .desc("library name for System.loadLibrary(...) for native extension classes") .longOpt("loadlibname").build()); String output = null; String header = null; String jar = null; Set<String> classnamesToFind = null; Set<String> packageprefixes = null; String loadlibname = null; Map<String, String> nativesNameMap = null; Map<String, Class> nativesClassMap = null; int limit = DEFAULT_LIMIT; int classes_per_file = 10; List<Class> classes = new ArrayList<>(); String limitstring = Integer.toString(limit); try { // parse the command line arguments System.out.println("args = " + Arrays.toString(args)); CommandLine line = new DefaultParser().parse(options, args); loadlibname = line.getOptionValue("loadlibname"); verbose = line.hasOption("verbose"); if (line.hasOption(CLASSESPEROUTPUT)) { String cpoStr = line.getOptionValue(CLASSESPEROUTPUT); try { int cpoI = Integer.valueOf(cpoStr); classes_per_file = cpoI; } catch (Exception e) { System.err.println("Option for " + CLASSESPEROUTPUT + "=\"" + cpoStr + "\""); printHelpAndExit(options, args); } } if (line.hasOption("natives")) { String natives[] = line.getOptionValues("natives"); if (verbose) { System.out.println("natives = " + Arrays.toString(natives)); } nativesNameMap = new HashMap<>(); nativesClassMap = new HashMap<>(); for (int i = 0; i < natives.length; i++) { int eq_index = natives[i].indexOf('='); String nativeClassName = natives[i].substring(0, eq_index).trim(); String javaClassName = natives[i].substring(eq_index + 1).trim(); Class javaClass = null; try { javaClass = Class.forName(javaClassName); } catch (ClassNotFoundException e) { //e.printStackTrace(); System.err.println("Class for " + javaClassName + " not found. (It may be found later in jar if specified.)"); } nativesNameMap.put(javaClassName, nativeClassName); if (javaClass != null) { nativesClassMap.put(nativeClassName, javaClass); if (!classes.contains(javaClass)) { classes.add(javaClass); } } } } // // validate that block-size has been set // if (line.hasOption("block-size")) { // // print the value of block-size // if(verbose) System.out.println(line.getOptionValue("block-size")); // } jar = line.getOptionValue("jar", jar); if (verbose) { System.out.println("jar = " + jar); } if (null != jar) { if (jar.startsWith("~/")) { jar = new File(new File(getHomeDir()), jar.substring(2)).getCanonicalPath(); } if (jar.startsWith("./")) { jar = new File(new File(getCurrentDir()), jar.substring(2)).getCanonicalPath(); } if (jar.startsWith("../")) { jar = new File(new File(getCurrentDir()).getParentFile(), jar.substring(3)).getCanonicalPath(); } } if (line.hasOption("classes")) { classnamesToFind = new HashSet<String>(); String classStrings[] = line.getOptionValues("classes"); if (verbose) { System.out.println("classStrings = " + Arrays.toString(classStrings)); } classnamesToFind.addAll(Arrays.asList(classStrings)); if (verbose) { System.out.println("classnamesToFind = " + classnamesToFind); } } // if (!line.hasOption("namespace")) { // if (classname != null && classname.length() > 0) { // namespace = classname.toLowerCase().replace(".", "_"); // } else if (jar != null && jar.length() > 0) { // int lastSep = jar.lastIndexOf(File.separator); // int start = Math.max(0, lastSep + 1); // int period = jar.indexOf('.', start + 1); // int end = Math.max(start + 1, period); // namespace = jar.substring(start, end).toLowerCase(); // namespace = namespace.replace(" ", "_"); // if (namespace.indexOf("-") > 0) { // namespace = namespace.substring(0, namespace.indexOf("-")); // } // } // } namespace = line.getOptionValue("namespace", namespace); if (verbose) { System.out.println("namespace = " + namespace); } if (null != namespace) { output = namespace + ".cpp"; } output = line.getOptionValue("output", output); if (verbose) { System.out.println("output = " + output); } if (null != output) { if (output.startsWith("~/")) { output = System.getProperty("user.home") + output.substring(1); } header = output.substring(0, output.lastIndexOf('.')) + ".h"; } else { output = "out.cpp"; } header = line.getOptionValue("header", header); if (verbose) { System.out.println("header = " + header); } if (null != header) { if (header.startsWith("~/")) { header = System.getProperty("user.home") + header.substring(1); } } else { header = "out.h"; } if (line.hasOption("packages")) { packageprefixes = new HashSet<String>(); packageprefixes.addAll(Arrays.asList(line.getOptionValues("packages"))); } if (line.hasOption("limit")) { limitstring = line.getOptionValue("limit", Integer.toString(DEFAULT_LIMIT)); limit = Integer.valueOf(limitstring); } if (line.hasOption("help")) { printHelpAndExit(options, args); } } catch (ParseException exp) { if (verbose) { System.out.println("Unexpected exception:" + exp.getMessage()); } printHelpAndExit(options, args); } Set<Class> excludedClasses = new HashSet<>(); Set<String> foundClassNames = new HashSet<>(); excludedClasses.add(Object.class); excludedClasses.add(String.class); excludedClasses.add(void.class); excludedClasses.add(Void.class); excludedClasses.add(Class.class); excludedClasses.add(Enum.class); Set<String> packagesSet = new TreeSet<>(); List<URL> urlsList = new ArrayList<>(); String cp = System.getProperty("java.class.path"); if (verbose) { System.out.println("System.getProperty(\"java.class.path\") = " + cp); } if (null != cp) { for (String cpe : cp.split(File.pathSeparator)) { if (verbose) { System.out.println("class path element = " + cpe); } File f = new File(cpe); if (f.isDirectory()) { urlsList.add(new URL("file:" + f.getCanonicalPath() + File.separator)); } else if (cpe.endsWith(".jar")) { urlsList.add(new URL("jar:file:" + f.getCanonicalPath() + "!/")); } } } cp = System.getenv("CLASSPATH"); if (verbose) { System.out.println("System.getenv(\"CLASSPATH\") = " + cp); } if (null != cp) { for (String cpe : cp.split(File.pathSeparator)) { if (verbose) { System.out.println("class path element = " + cpe); } File f = new File(cpe); if (f.isDirectory()) { urlsList.add(new URL("file:" + f.getCanonicalPath() + File.separator)); } else if (cpe.endsWith(".jar")) { urlsList.add(new URL("jar:file:" + f.getCanonicalPath() + "!/")); } } } if (verbose) { System.out.println("urlsList = " + urlsList); } if (null != jar && jar.length() > 0) { Path jarPath = FileSystems.getDefault().getPath(jar); ZipInputStream zip = new ZipInputStream(Files.newInputStream(jarPath, StandardOpenOption.READ)); URL jarUrl = new URL("jar:file:" + jarPath.toFile().getCanonicalPath() + "!/"); urlsList.add(jarUrl); URL[] urls = urlsList.toArray(new URL[urlsList.size()]); if (verbose) { System.out.println("urls = " + Arrays.toString(urls)); } URLClassLoader cl = URLClassLoader.newInstance(urls); for (ZipEntry entry = zip.getNextEntry(); entry != null; entry = zip.getNextEntry()) { // This ZipEntry represents a class. Now, what class does it represent? String entryName = entry.getName(); if (verbose) { System.out.println("entryName = " + entryName); } if (!entry.isDirectory() && entryName.endsWith(".class")) { if (entryName.indexOf('$') >= 0) { continue; } String classFileName = entry.getName().replace('/', '.'); String className = classFileName.substring(0, classFileName.length() - ".class".length()); if (classnamesToFind != null && classnamesToFind.size() > 0 && !classnamesToFind.contains(className)) { if (verbose) { System.out.println("skipping className=" + className + " because it does not found in=" + classnamesToFind); } continue; } try { Class clss = cl.loadClass(className); if (null != nativesClassMap && null != nativesNameMap && nativesNameMap.containsKey(className)) { nativesClassMap.put(nativesNameMap.get(className), clss); if (!classes.contains(clss)) { classes.add(clss); } } if (packageprefixes != null && packageprefixes.size() > 0) { if (null == clss.getPackage()) { continue; } final String pkgName = clss.getPackage().getName(); boolean matchFound = false; for (String prefix : packageprefixes) { if (pkgName.startsWith(prefix)) { matchFound = true; break; } } if (!matchFound) { continue; } } Package p = clss.getPackage(); if (null != p) { packagesSet.add(clss.getPackage().getName()); } if (!classes.contains(clss) && isAddableClass(clss, excludedClasses)) { if (null != classnamesToFind && classnamesToFind.contains(className) && !foundClassNames.contains(className)) { foundClassNames.add(className); if (verbose) { System.out.println("foundClassNames = " + foundClassNames); } } // if(verbose) System.out.println("clss = " + clss); classes.add(clss); // Class superClass = clss.getSuperclass(); // while (null != superClass // && !classes.contains(superClass) // && isAddableClass(superClass, excludedClasses)) { // classes.add(superClass); // superClass = superClass.getSuperclass(); // } } } catch (ClassNotFoundException | NoClassDefFoundError ex) { System.err.println( "Caught " + ex.getClass().getName() + ":" + ex.getMessage() + " for className=" + className + ", entryName=" + entryName + ", jarPath=" + jarPath); } } } } if (null != classnamesToFind) { if (verbose) { System.out.println("Checking classnames arguments"); } for (String classname : classnamesToFind) { if (verbose) { System.out.println("classname = " + classname); } if (foundClassNames.contains(classname)) { if (verbose) { System.out.println("foundClassNames.contains(" + classname + ")"); } continue; } try { if (classes.contains(Class.forName(classname))) { if (verbose) { System.out.println("Classes list already contains: " + classname); } continue; } } catch (Exception e) { } if (null != classname && classname.length() > 0) { urlsList.add(new URL("file://" + System.getProperty("user.dir") + "/")); URL[] urls = urlsList.toArray(new URL[urlsList.size()]); if (verbose) { System.out.println("urls = " + Arrays.toString(urls)); } URLClassLoader cl = URLClassLoader.newInstance(urls); Class c = null; try { c = cl.loadClass(classname); } catch (ClassNotFoundException e) { System.err.println("Class " + classname + " not found "); } if (verbose) { System.out.println("c = " + c); } if (null == c) { try { c = ClassLoader.getSystemClassLoader().loadClass(classname); } catch (ClassNotFoundException e) { if (verbose) { System.out.println("System ClassLoader failed to find " + classname); } } } if (null != c) { classes.add(c); } else { System.err.println("Class " + classname + " not found"); } } } if (verbose) { System.out.println("Finished checking classnames arguments"); } } if (classes == null || classes.size() < 1) { if (null == nativesClassMap || nativesClassMap.keySet().size() < 1) { System.err.println("No Classes specified or found."); System.exit(1); } } if (verbose) { System.out.println("Classes found = " + classes.size()); } if (classes.size() > limit) { System.err.println("limit=" + limit); System.err.println( "Too many classes please use -c or -p options to limit classes or -l to increase limit."); if (verbose) { System.out.println("packagesSet = " + packagesSet); } System.exit(1); } List<Class> newClasses = new ArrayList<Class>(); for (Class clss : classes) { Class superClass = clss.getSuperclass(); while (null != superClass && !classes.contains(superClass) && !newClasses.contains(superClass) && isAddableClass(superClass, excludedClasses)) { newClasses.add(superClass); superClass = superClass.getSuperclass(); } try { Field fa[] = clss.getDeclaredFields(); for (Field f : fa) { if (Modifier.isPublic(f.getModifiers())) { Class fClass = f.getType(); if (!classes.contains(fClass) && !newClasses.contains(fClass) && isAddableClass(fClass, excludedClasses)) { newClasses.add(fClass); } } } } catch (NoClassDefFoundError e) { e.printStackTrace(); } for (Method m : clss.getDeclaredMethods()) { if (m.isSynthetic()) { continue; } if (!Modifier.isPublic(m.getModifiers()) || Modifier.isAbstract(m.getModifiers())) { continue; } Class retType = m.getReturnType(); if (verbose) { System.out.println("Checking dependancies for Method = " + m); } if (!classes.contains(retType) && !newClasses.contains(retType) && isAddableClass(retType, excludedClasses)) { newClasses.add(retType); superClass = retType.getSuperclass(); while (null != superClass && !classes.contains(superClass) && !newClasses.contains(superClass) && isAddableClass(superClass, excludedClasses)) { newClasses.add(superClass); superClass = superClass.getSuperclass(); } } for (Class paramType : m.getParameterTypes()) { if (!classes.contains(paramType) && !newClasses.contains(paramType) && isAddableClass(paramType, excludedClasses)) { newClasses.add(paramType); superClass = paramType.getSuperclass(); while (null != superClass && !classes.contains(superClass) && !newClasses.contains(superClass) && !excludedClasses.contains(superClass)) { newClasses.add(superClass); superClass = superClass.getSuperclass(); } } } } } if (null != nativesClassMap) { for (Class clss : nativesClassMap.values()) { if (null != clss) { Class superClass = clss.getSuperclass(); while (null != superClass && !classes.contains(superClass) && !newClasses.contains(superClass) && !excludedClasses.contains(superClass)) { newClasses.add(superClass); superClass = superClass.getSuperclass(); } } } } if (verbose) { System.out.println("Dependency classes needed = " + newClasses.size()); } classes.addAll(newClasses); List<Class> newOrderClasses = new ArrayList<>(); for (Class clss : classes) { if (newOrderClasses.contains(clss)) { continue; } Class superClass = clss.getSuperclass(); Stack<Class> stack = new Stack<>(); while (null != superClass && !newOrderClasses.contains(superClass) && !superClass.equals(java.lang.Object.class)) { stack.push(superClass); superClass = superClass.getSuperclass(); } while (!stack.empty()) { newOrderClasses.add(stack.pop()); } newOrderClasses.add(clss); } classes = newOrderClasses; if (verbose) { System.out.println("Total number of classes = " + classes.size()); System.out.println("classes = " + classes); } String forward_header = header.substring(0, header.lastIndexOf('.')) + "_fwd.h"; Map<String, String> map = new HashMap<>(); map.put(JAR, jar != null ? jar : ""); map.put("%CLASSPATH_PREFIX%", getCurrentDir() + ((jar != null) ? (File.pathSeparator + ((new File(jar).getCanonicalPath()).replace("\\", "\\\\"))) : "")); map.put("%FORWARD_HEADER%", forward_header); map.put("%HEADER%", header); map.put("%PATH_SEPERATOR%", File.pathSeparator); String tabs = ""; String headerDefine = forward_header.substring(Math.max(0, forward_header.indexOf(File.separator))) .replace(".", "_"); map.put(HEADER_DEFINE, headerDefine); map.put(NAMESPACE, namespace); if (null != nativesClassMap) { for (Entry<String, Class> e : nativesClassMap.entrySet()) { final Class javaClass = e.getValue(); final String nativeClassName = e.getKey(); try (PrintWriter pw = new PrintWriter(new FileWriter(nativeClassName + ".java"))) { if (javaClass.isInterface()) { pw.println("public class " + nativeClassName + " implements " + javaClass.getCanonicalName() + ", AutoCloseable{"); } else { pw.println("public class " + nativeClassName + " extends " + javaClass.getCanonicalName() + " implements AutoCloseable{"); } if (null != loadlibname && loadlibname.length() > 0) { pw.println(TAB_STRING + "static {"); pw.println(TAB_STRING + TAB_STRING + "System.loadLibrary(\"" + loadlibname + "\");"); pw.println(TAB_STRING + "}"); pw.println(); } pw.println(TAB_STRING + "public " + nativeClassName + "() {"); pw.println(TAB_STRING + "}"); pw.println(); pw.println(TAB_STRING + "private long nativeAddress=0;"); pw.println(TAB_STRING + "private boolean nativeDeleteOnClose=false;"); pw.println(); pw.println(TAB_STRING + "protected " + nativeClassName + "(final long nativeAddress) {"); pw.println(TAB_STRING + TAB_STRING + "this.nativeAddress = nativeAddress;"); pw.println(TAB_STRING + "}"); pw.println(TAB_STRING + "private native void nativeDelete();"); pw.println(); pw.println(TAB_STRING + "@Override"); pw.println(TAB_STRING + "public synchronized void close() {"); // pw.println(TAB_STRING + TAB_STRING + "if(nativeAddress != 0 && nativeDeleteOnClose) {"); pw.println(TAB_STRING + TAB_STRING + "nativeDelete();"); // pw.println(TAB_STRING + TAB_STRING + "}"); // pw.println(TAB_STRING + TAB_STRING + "nativeAddress=0;"); // pw.println(TAB_STRING + TAB_STRING + "nativeDeleteOnClose=false;"); pw.println(TAB_STRING + "}"); pw.println(); pw.println(TAB_STRING + "protected void finalizer() {"); pw.println(TAB_STRING + TAB_STRING + "close();"); pw.println(TAB_STRING + "}"); pw.println(); Method ma[] = javaClass.getDeclaredMethods(); for (Method m : ma) { int modifiers = m.getModifiers(); if (Modifier.isAbstract(modifiers) && Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers) // && !m.isDefault() && !m.isSynthetic()) { pw.println(); pw.println(TAB_STRING + "@Override"); String params = ""; for (int i = 0; i < m.getParameterTypes().length; i++) { params += m.getParameterTypes()[i].getCanonicalName() + " param" + i; if (i < m.getParameterTypes().length - 1) { params += ","; } } pw.println(TAB_STRING + "native public " + m.getReturnType().getCanonicalName() + " " + m.getName() + "(" + params + ");"); // + IntStream.range(0, m.getParameterTypes().length) // .mapToObj(i -> m.getParameterTypes()[i].getCanonicalName() + " param" + i) // .collect(Collectors.joining(",")) + ");"); } } pw.println("}"); } } } try (PrintWriter pw = new PrintWriter(new FileWriter(forward_header))) { tabs = ""; processTemplate(pw, map, "header_fwd_template_start.h", tabs); Class lastClass = null; for (int class_index = 0; class_index < classes.size(); class_index++) { Class clss = classes.get(class_index); String clssOnlyName = getCppClassName(clss); tabs = openClassNamespace(clss, pw, tabs, lastClass); tabs += TAB_STRING; pw.println(tabs + "class " + clssOnlyName + ";"); tabs = tabs.substring(0, tabs.length() - 1); Class nextClass = (class_index < (classes.size() - 1)) ? classes.get(class_index + 1) : null; tabs = closeClassNamespace(clss, pw, tabs, nextClass); lastClass = clss; } processTemplate(pw, map, "header_fwd_template_end.h", tabs); } headerDefine = header.substring(Math.max(0, header.indexOf(File.separator))).replace(".", "_"); map.put(HEADER_DEFINE, headerDefine); map.put(NAMESPACE, namespace); if (classes_per_file < 1) { classes_per_file = classes.size(); } final int num_class_segments = (classes.size() > 1) ? ((classes.size() + classes_per_file - 1) / classes_per_file) : 1; String fmt = "%d"; if (num_class_segments > 10) { fmt = "%02d"; } if (num_class_segments > 100) { fmt = "%03d"; } String header_file_base = header; if (header_file_base.endsWith(".h")) { header_file_base = header_file_base.substring(0, header_file_base.length() - 2); } else if (header_file_base.endsWith(".hh")) { header_file_base = header_file_base.substring(0, header_file_base.length() - 3); } else if (header_file_base.endsWith(".hpp")) { header_file_base = header_file_base.substring(0, header_file_base.length() - 4); } try (PrintWriter pw = new PrintWriter(new FileWriter(header))) { tabs = ""; processTemplate(pw, map, HEADER_TEMPLATE_STARTH, tabs); for (int segment_index = 0; segment_index < num_class_segments; segment_index++) { String header_segment_file = header_file_base + String.format(fmt, segment_index) + ".h"; pw.println("#include \"" + header_segment_file + "\""); } if (null != nativesClassMap) { tabs = TAB_STRING; for (Entry<String, Class> e : nativesClassMap.entrySet()) { final Class javaClass = e.getValue(); final String nativeClassName = e.getKey(); pw.println(); pw.println(tabs + "class " + nativeClassName + "Context;"); pw.println(); map.put(CLASS_NAME, nativeClassName); map.put("%BASE_CLASS_FULL_NAME%", "::" + namespace + "::" + getModifiedClassName(javaClass).replace(".", "::")); map.put(OBJECT_CLASS_FULL_NAME, "::" + namespace + "::java::lang::Object"); processTemplate(pw, map, HEADER_CLASS_STARTH, tabs); tabs += TAB_STRING; pw.println(tabs + nativeClassName + "Context *context;"); pw.println(tabs + nativeClassName + "();"); pw.println(tabs + "~" + nativeClassName + "();"); Method methods[] = javaClass.getDeclaredMethods(); for (int j = 0; j < methods.length; j++) { Method method = methods[j]; int modifiers = method.getModifiers(); if (!Modifier.isPublic(modifiers)) { continue; } if (Modifier.isAbstract(modifiers) && Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers) // && !method.isDefault() && !method.isSynthetic()) { pw.println(tabs + getNativeMethodCppDeclaration(method, javaClass)); } } pw.println(tabs + "void initContext(" + nativeClassName + "Context *ctx,bool isref);"); pw.println(tabs + "void deleteContext();"); tabs = tabs.substring(TAB_STRING.length()); pw.println(tabs + "}; // end class " + nativeClassName); } } tabs = ""; processTemplate(pw, map, HEADER_TEMPLATE_ENDH, tabs); } for (int segment_index = 0; segment_index < num_class_segments; segment_index++) { String header_segment_file = header_file_base + String.format(fmt, segment_index) + ".h"; try (PrintWriter pw = new PrintWriter(new FileWriter(header_segment_file))) { tabs = ""; //processTemplate(pw, map, HEADER_TEMPLATE_STARTH, tabs); pw.println("// Never include this file (" + header_segment_file + ") directly. include " + header + " instead."); pw.println(); Class lastClass = null; final int start_segment_index = segment_index * classes_per_file; final int end_segment_index = Math.min(segment_index * classes_per_file + classes_per_file, classes.size()); List<Class> classesSegList = classes.subList(start_segment_index, end_segment_index); pw.println(); pw.println(tabs + "// start_segment_index = " + start_segment_index); pw.println(tabs + "// start_segment_index = " + end_segment_index); pw.println(tabs + "// segment_index = " + segment_index); pw.println(tabs + "// classesSegList=" + classesSegList); pw.println(); for (int class_index = 0; class_index < classesSegList.size(); class_index++) { Class clss = classesSegList.get(class_index); pw.println(); pw.println(tabs + "// class_index = " + class_index + " clss=" + clss); pw.println(); String clssName = clss.getCanonicalName(); tabs = openClassNamespace(clss, pw, tabs, lastClass); String clssOnlyName = getCppClassName(clss); map.put(CLASS_NAME, clssOnlyName); map.put("%BASE_CLASS_FULL_NAME%", classToCppBase(clss)); map.put(OBJECT_CLASS_FULL_NAME, getCppRelativeName(Object.class, clss)); tabs += TAB_STRING; processTemplate(pw, map, HEADER_CLASS_STARTH, tabs); tabs += TAB_STRING; Constructor constructors[] = clss.getDeclaredConstructors(); if (!hasNoArgConstructor(constructors)) { if (Modifier.isAbstract(clss.getModifiers()) || clss.isInterface()) { pw.println(tabs + "protected:"); pw.println(tabs + clssOnlyName + "() {};"); pw.println(tabs + "public:"); } else { if (constructors.length > 0) { pw.println(tabs + "protected:"); } pw.println(tabs + clssOnlyName + "();"); if (constructors.length > 0) { pw.println(tabs + "public:"); } } } for (Constructor c : constructors) { if (c.getParameterTypes().length == 0 && Modifier.isProtected(c.getModifiers())) { pw.println(tabs + "protected:"); pw.println(tabs + clssOnlyName + "();"); pw.println(tabs + "public:"); } if (checkConstructor(c, clss, classes)) { continue; } if (c.getParameterTypes().length == 1 && clss.isAssignableFrom(c.getParameterTypes()[0])) { continue; } if (!Modifier.isPublic(c.getModifiers())) { continue; } if (c.getParameterTypes().length == 1) { if (c.getParameterTypes()[0].getName().equals(clss.getName())) { // if(verbose) System.out.println("skipping constructor."); continue; } } if (!checkParameters(c.getParameterTypes(), classes)) { continue; } pw.println( tabs + clssOnlyName + getCppParamDeclarations(c.getParameterTypes(), clss) + ";"); if (isConstructorToMakeEasy(c, clss)) { pw.println(tabs + clssOnlyName + getEasyCallCppParamDeclarations(c.getParameterTypes(), clss) + ";"); } } pw.println(tabs + "~" + clssOnlyName + "();"); Field fa[] = clss.getDeclaredFields(); for (int findex = 0; findex < fa.length; findex++) { Field field = fa[findex]; if (addGetterMethod(field, clss, classes)) { pw.println(tabs + getCppFieldGetterDeclaration(field, clss)); } if (addSetterMethod(field, clss, classes)) { pw.println(tabs + getCppFieldSetterDeclaration(field, clss)); } } Method methods[] = clss.getDeclaredMethods(); for (int j = 0; j < methods.length; j++) { Method method = methods[j]; if (!checkMethod(method, classes)) { continue; } if ((method.getModifiers() & Modifier.PUBLIC) == Modifier.PUBLIC) { pw.println(tabs + getCppDeclaration(method, clss)); } if (isArrayStringMethod(method)) { pw.println(tabs + getCppModifiers(method.getModifiers()) + getCppType(method.getReturnType(), clss) + " " + fixMethodName(method) + "(int argc,const char **argv);"); } if (isMethodToMakeEasy(method)) { pw.println(tabs + getEasyCallCppDeclaration(method, clss)); } } tabs = tabs.substring(TAB_STRING.length()); pw.println(tabs + "}; // end class " + clssOnlyName); tabs = tabs.substring(0, tabs.length() - 1); Class nextClass = (class_index < (classesSegList.size() - 1)) ? classesSegList.get(class_index + 1) : null; tabs = closeClassNamespace(clss, pw, tabs, nextClass); pw.println(); lastClass = clss; } //processTemplate(pw, map, HEADER_TEMPLATE_ENDH, tabs); } } for (int segment_index = 0; segment_index < num_class_segments; segment_index++) { String output_segment_file = output; if (output_segment_file.endsWith(".cpp")) { output_segment_file = output_segment_file.substring(0, output_segment_file.length() - 4); } else if (output_segment_file.endsWith(".cc")) { output_segment_file = output_segment_file.substring(0, output_segment_file.length() - 3); } output_segment_file += "" + String.format(fmt, segment_index) + ".cpp"; try (PrintWriter pw = new PrintWriter(new FileWriter(output_segment_file))) { tabs = ""; if (segment_index < 1) { processTemplate(pw, map, "cpp_template_start_first.cpp", tabs); } else { processTemplate(pw, map, CPP_TEMPLATE_STARTCPP, tabs); } final int start_segment_index = segment_index * classes_per_file; final int end_segment_index = Math.min(segment_index * classes_per_file + classes_per_file, classes.size()); List<Class> classesSegList = classes.subList(start_segment_index, end_segment_index); pw.println(); pw.println(tabs + "// start_segment_index = " + start_segment_index); pw.println(tabs + "// start_segment_index = " + end_segment_index); pw.println(tabs + "// segment_index = " + segment_index); pw.println(tabs + "// classesSegList=" + classesSegList); pw.println(); Class lastClass = null; for (int class_index = 0; class_index < classesSegList.size(); class_index++) { Class clss = classesSegList.get(class_index); pw.println(); pw.println(tabs + "// class_index = " + class_index + " clss=" + clss); pw.println(); String clssName = clss.getCanonicalName(); tabs = openClassNamespace(clss, pw, tabs, lastClass); String clssOnlyName = getCppClassName(clss); map.put(CLASS_NAME, clssOnlyName); map.put("%BASE_CLASS_FULL_NAME%", classToCppBase(clss)); map.put(FULL_CLASS_NAME, clssName); String fcjs = classToJNISignature(clss); fcjs = fcjs.substring(1, fcjs.length() - 1); map.put(FULL_CLASS_JNI_SIGNATURE, fcjs); if (verbose) { System.out.println("fcjs = " + fcjs); } map.put(OBJECT_CLASS_FULL_NAME, getCppRelativeName(Object.class, clss)); map.put("%INITIALIZE_CONTEXT%", ""); map.put("%INITIALIZE_CONTEXT_REF%", ""); processTemplate(pw, map, CPP_START_CLASSCPP, tabs); Constructor constructors[] = clss.getDeclaredConstructors(); if (!hasNoArgConstructor(constructors)) { if (!Modifier.isAbstract(clss.getModifiers()) && !clss.isInterface()) { pw.println(tabs + clssOnlyName + "::" + clssOnlyName + "() : " + classToCppBase(clss) + "((jobject)NULL,false) {"); map.put(JNI_SIGNATURE, "()V"); map.put(CONSTRUCTOR_ARGS, ""); processTemplate(pw, map, CPP_NEWCPP, tabs); pw.println(tabs + "}"); pw.println(); } } for (Constructor c : constructors) { if (checkConstructor(c, clss, classes)) { continue; } Class[] paramClasses = c.getParameterTypes(); pw.println(tabs + clssOnlyName + "::" + clssOnlyName + getCppParamDeclarations(paramClasses, clss) + " : " + classToCppBase(clss) + "((jobject)NULL,false) {"); tabs = tabs + TAB_STRING; map.put(JNI_SIGNATURE, "(" + getJNIParamSignature(paramClasses) + ")V"); map.put(CONSTRUCTOR_ARGS, (paramClasses.length > 0 ? "," : "") + getCppParamNames(paramClasses)); processTemplate(pw, map, CPP_NEWCPP, tabs); tabs = tabs.substring(0, tabs.length() - 1); pw.println(tabs + "}"); pw.println(); if (isConstructorToMakeEasy(c, clss)) { pw.println(tabs + clssOnlyName + "::" + clssOnlyName + getEasyCallCppParamDeclarations(c.getParameterTypes(), clss) + " : " + classToCppBase(clss) + "((jobject)NULL,false) {"); processTemplate(pw, map, "cpp_start_easy_constructor.cpp", tabs); for (int paramIndex = 0; paramIndex < paramClasses.length; paramIndex++) { Class paramClasse = paramClasses[paramIndex]; String parmName = getParamNameIn(paramClasse, paramIndex); if (isString(paramClasse)) { pw.println(tabs + "jstring " + parmName + " = env->NewStringUTF(easyArg_" + paramIndex + ");"); } else if (isPrimitiveArray(paramClasse)) { String callString = getMethodCallString(paramClasse.getComponentType()); pw.println(tabs + getCppArrayType(paramClasse.getComponentType()) + " " + classToParamNameDecl(paramClasse, paramIndex) + "= env->New" + callString + "Array(easyArg_" + paramIndex + "_length);"); pw.println(tabs + "env->Set" + callString + "ArrayRegion(" + classToParamNameDecl(paramClasse, paramIndex) + ",0,easyArg_" + paramIndex + "_length,easyArg_" + paramIndex + ");"); } else { pw.println(tabs + getCppType(paramClasse, clss) + " " + classToParamNameDecl(paramClasse, paramIndex) + "= easyArg_" + paramIndex + ";"); } } processTemplate(pw, map, "cpp_new_easy_internals.cpp", tabs); for (int paramIndex = 0; paramIndex < paramClasses.length; paramIndex++) { Class paramClasse = paramClasses[paramIndex]; String parmName = getParamNameIn(paramClasse, paramIndex); if (isString(paramClasse)) { pw.println(tabs + "jobjectRefType ref_" + paramIndex + " = env->GetObjectRefType(" + parmName + ");"); pw.println(tabs + "if(ref_" + paramIndex + " == JNIGlobalRefType) {"); pw.println(tabs + TAB_STRING + "env->DeleteGlobalRef(" + parmName + ");"); pw.println(tabs + "}"); } else if (isPrimitiveArray(paramClasse)) { String callString = getMethodCallString(paramClasse.getComponentType()); pw.println(tabs + "env->Get" + callString + "ArrayRegion(" + classToParamNameDecl(paramClasse, paramIndex) + ",0,easyArg_" + paramIndex + "_length,easyArg_" + paramIndex + ");"); pw.println(tabs + "jobjectRefType ref_" + paramIndex + " = env->GetObjectRefType(" + parmName + ");"); pw.println(tabs + "if(ref_" + paramIndex + " == JNIGlobalRefType) {"); pw.println(tabs + TAB_STRING + "env->DeleteGlobalRef(" + parmName + ");"); pw.println(tabs + "}"); } else { } } processTemplate(pw, map, "cpp_end_easy_constructor.cpp", tabs); pw.println(tabs + "}"); } } pw.println(); pw.println(tabs + "// Destructor for " + clssName); pw.println(tabs + clssOnlyName + "::~" + clssOnlyName + "() {"); pw.println(tabs + "\t// Place-holder for later extensibility."); pw.println(tabs + "}"); pw.println(); Field fa[] = clss.getDeclaredFields(); for (int findex = 0; findex < fa.length; findex++) { Field field = fa[findex]; if (addGetterMethod(field, clss, classes)) { pw.println(); pw.println(tabs + "// Field getter for " + field.getName()); pw.println(getCppFieldGetterDefinitionStart(tabs, clssOnlyName, field, clss)); map.put("%FIELD_NAME%", field.getName()); map.put(JNI_SIGNATURE, classToJNISignature(field.getType())); Class returnClass = field.getType(); map.put(METHOD_ONFAIL, getOnFailString(returnClass, clss)); map.put(METHOD_ARGS, ""); map.put("%METHOD_RETURN%", isVoid(returnClass) ? "" : "return"); map.put("%METHOD_CALL_TYPE%", getMethodCallString(returnClass)); map.put("%METHOD_RETURN_TYPE%", getCppType(returnClass, clss)); map.put("%RETURN_VAR_DECLARE%", getMethodReturnVarDeclare(returnClass)); String retStore = isVoid(returnClass) ? "" : "retVal= (" + getMethodReturnVarType(returnClass) + ") "; map.put("%METHOD_RETURN_STORE%", retStore); map.put("%METHOD_RETURN_GET%", getMethodReturnGet(tabs, returnClass, clss)); if (Modifier.isStatic(field.getModifiers())) { processTemplate(pw, map, "cpp_static_getfield.cpp", tabs); } else { processTemplate(pw, map, "cpp_getfield.cpp", tabs); } pw.println(tabs + "}"); } if (addSetterMethod(field, clss, classes)) { pw.println(); pw.println(tabs + "// Field setter for " + field.getName()); pw.println(getCppFieldSetterDefinitionStart(tabs, clssOnlyName, field, clss)); map.put("%FIELD_NAME%", field.getName()); map.put(JNI_SIGNATURE, classToJNISignature(field.getType())); Class returnClass = void.class; map.put(METHOD_ONFAIL, getOnFailString(returnClass, clss)); Class[] paramClasses = new Class[] { field.getType() }; String methodArgs = getCppParamNames(paramClasses); map.put(METHOD_ARGS, (paramClasses.length > 0 ? "," : "") + methodArgs); map.put("%METHOD_RETURN%", isVoid(returnClass) ? "" : "return"); map.put("%METHOD_CALL_TYPE%", getMethodCallString(field.getType())); map.put("%METHOD_RETURN_TYPE%", getCppType(returnClass, clss)); map.put("%RETURN_VAR_DECLARE%", getMethodReturnVarDeclare(returnClass)); String retStore = isVoid(returnClass) ? "" : "retVal= (" + getMethodReturnVarType(returnClass) + ") "; map.put("%METHOD_RETURN_STORE%", retStore); map.put("%METHOD_RETURN_GET%", getMethodReturnGet(tabs, returnClass, clss)); if (Modifier.isStatic(field.getModifiers())) { processTemplate(pw, map, "cpp_static_setfield.cpp", tabs); } else { processTemplate(pw, map, "cpp_setfield.cpp", tabs); } pw.println(tabs + "}"); } } Method methods[] = clss.getDeclaredMethods(); for (int j = 0; j < methods.length; j++) { Method method = methods[j]; if (checkMethod(method, classes)) { pw.println(); pw.println(getCppMethodDefinitionStart(tabs, clssOnlyName, method, clss)); map.put(METHOD_NAME, method.getName()); if (fixMethodName(method).contains("equals2")) { if (verbose) { System.out.println("debug me"); } } map.put("%JAVA_METHOD_NAME%", method.getName()); Class[] paramClasses = method.getParameterTypes(); String methodArgs = getCppParamNames(paramClasses); map.put(METHOD_ARGS, (paramClasses.length > 0 ? "," : "") + methodArgs); Class returnClass = method.getReturnType(); map.put(JNI_SIGNATURE, "(" + getJNIParamSignature(paramClasses) + ")" + classToJNISignature(returnClass)); map.put(METHOD_ONFAIL, getOnFailString(returnClass, clss)); map.put("%METHOD_RETURN%", isVoid(returnClass) ? "" : "return"); map.put("%METHOD_CALL_TYPE%", getMethodCallString(returnClass)); map.put("%METHOD_RETURN_TYPE%", getCppType(returnClass, clss)); map.put("%RETURN_VAR_DECLARE%", getMethodReturnVarDeclare(returnClass)); String retStore = isVoid(returnClass) ? "" : "retVal= (" + getMethodReturnVarType(returnClass) + ") "; map.put("%METHOD_RETURN_STORE%", retStore); map.put("%METHOD_RETURN_GET%", getMethodReturnGet(tabs, returnClass, clss)); tabs += TAB_STRING; if (!Modifier.isStatic(method.getModifiers())) { processTemplate(pw, map, CPP_METHODCPP, tabs); } else { processTemplate(pw, map, CPP_STATIC_METHODCPP, tabs); } tabs = tabs.substring(0, tabs.length() - TAB_STRING.length()); pw.println(tabs + "}"); if (isArrayStringMethod(method)) { map.put(METHOD_RETURN_STORE, isVoid(returnClass) ? "" : getCppType(returnClass, clss) + " returnVal="); map.put(METHOD_RETURN_GET, isVoid(returnClass) ? "return ;" : "return returnVal;"); processTemplate(pw, map, CPP_EASY_STRING_ARRAY_METHODCPP, tabs); } else if (isMethodToMakeEasy(method)) { pw.println(); pw.println(tabs + "// Easy call alternative for " + method.getName()); pw.println(getEasyCallCppMethodDefinitionStart(tabs, clssOnlyName, method, clss)); tabs += TAB_STRING; map.put("%RETURN_VAR_DECLARE%", getMethodReturnVarDeclareOut(returnClass, clss)); processTemplate(pw, map, "cpp_start_easy_method.cpp", tabs); for (int paramIndex = 0; paramIndex < paramClasses.length; paramIndex++) { Class paramClasse = paramClasses[paramIndex]; String parmName = getParamNameIn(paramClasse, paramIndex); if (isString(paramClasse)) { pw.println(tabs + "jstring " + parmName + " = env->NewStringUTF(easyArg_" + paramIndex + ");"); } else if (isPrimitiveArray(paramClasse)) { String callString = getMethodCallString(paramClasse.getComponentType()); pw.println(tabs + getCppArrayType(paramClasse.getComponentType()) + " " + classToParamNameDecl(paramClasse, paramIndex) + "= env->New" + callString + "Array(easyArg_" + paramIndex + "_length);"); pw.println(tabs + "env->Set" + callString + "ArrayRegion(" + classToParamNameDecl(paramClasse, paramIndex) + ",0,easyArg_" + paramIndex + "_length,easyArg_" + paramIndex + ");"); } else { pw.println(tabs + getCppType(paramClasse, clss) + " " + classToParamNameDecl(paramClasse, paramIndex) + "= easyArg_" + paramIndex + ";"); } } String methodArgsIn = getCppParamNamesIn(paramClasses); String retStoreOut = isVoid(returnClass) ? "" : "retVal= (" + getMethodReturnOutVarType(returnClass, clss) + ") "; pw.println(tabs + retStoreOut + fixMethodName(method) + "(" + methodArgsIn + ");"); for (int paramIndex = 0; paramIndex < paramClasses.length; paramIndex++) { Class paramClasse = paramClasses[paramIndex]; String parmName = getParamNameIn(paramClasse, paramIndex); if (isString(paramClasse)) { pw.println(tabs + "jobjectRefType ref_" + paramIndex + " = env->GetObjectRefType(" + parmName + ");"); pw.println(tabs + "if(ref_" + paramIndex + " == JNIGlobalRefType) {"); pw.println(tabs + TAB_STRING + "env->DeleteGlobalRef(" + parmName + ");"); pw.println(tabs + "}"); } else if (isPrimitiveArray(paramClasse)) { String callString = getMethodCallString(paramClasse.getComponentType()); pw.println(tabs + "env->Get" + callString + "ArrayRegion(" + classToParamNameDecl(paramClasse, paramIndex) + ",0,easyArg_" + paramIndex + "_length,easyArg_" + paramIndex + ");"); pw.println(tabs + "jobjectRefType ref_" + paramIndex + " = env->GetObjectRefType(" + parmName + ");"); pw.println(tabs + "if(ref_" + paramIndex + " == JNIGlobalRefType) {"); pw.println(tabs + TAB_STRING + "env->DeleteGlobalRef(" + parmName + ");"); pw.println(tabs + "}"); } else { } } processTemplate(pw, map, "cpp_end_easy_method.cpp", tabs); if (!isVoid(returnClass)) { pw.println(tabs + "return retVal;"); } tabs = tabs.substring(TAB_STRING.length()); pw.println(tabs + "}"); pw.println(); } } } processTemplate(pw, map, CPP_END_CLASSCPP, tabs); tabs = tabs.substring(0, tabs.length() - 1); Class nextClass = (class_index < (classesSegList.size() - 1)) ? classesSegList.get(class_index + 1) : null; tabs = closeClassNamespace(clss, pw, tabs, nextClass); lastClass = clss; } if (segment_index < 1) { if (null != nativesClassMap) { for (Entry<String, Class> e : nativesClassMap.entrySet()) { final Class javaClass = e.getValue(); final String nativeClassName = e.getKey(); map.put(CLASS_NAME, nativeClassName); map.put(FULL_CLASS_NAME, nativeClassName); map.put(FULL_CLASS_JNI_SIGNATURE, nativeClassName); map.put("%BASE_CLASS_FULL_NAME%", "::" + namespace + "::" + getModifiedClassName(javaClass).replace(".", "::")); map.put(OBJECT_CLASS_FULL_NAME, "::" + namespace + "::java::lang::Object"); map.put("%INITIALIZE_CONTEXT%", "context=NULL; initContext(NULL,false);"); map.put("%INITIALIZE_CONTEXT_REF%", "context=NULL; initContext(objref.context,true);"); tabs += TAB_STRING; processTemplate(pw, map, CPP_START_CLASSCPP, tabs); pw.println(); pw.println(tabs + nativeClassName + "::" + nativeClassName + "() : " + getModifiedClassName(javaClass).replace(".", "::") + "((jobject)NULL,false) {"); tabs += TAB_STRING; pw.println(tabs + "context=NULL;"); pw.println(tabs + "initContext(NULL,false);"); map.put(JNI_SIGNATURE, "()V"); map.put(CONSTRUCTOR_ARGS, ""); processTemplate(pw, map, "cpp_new_native.cpp", tabs); tabs = tabs.substring(TAB_STRING.length()); pw.println(tabs + "}"); pw.println(); pw.println(tabs + "// Destructor for " + nativeClassName); pw.println(tabs + nativeClassName + "::~" + nativeClassName + "() {"); pw.println(tabs + TAB_STRING + "if(NULL != context) {"); pw.println(tabs + TAB_STRING + TAB_STRING + "deleteContext();"); pw.println(tabs + TAB_STRING + "}"); pw.println(tabs + TAB_STRING + "context=NULL;"); pw.println(tabs + "}"); pw.println(); // pw.println(tabs + "public:"); // pw.println(tabs + nativeClassName + "();"); // pw.println(tabs + "~" + nativeClassName + "();"); tabs = tabs.substring(TAB_STRING.length()); // Method methods[] = javaClass.getDeclaredMethods(); // for (int j = 0; j < methods.length; j++) { // Method method = methods[j]; // int modifiers = method.getModifiers(); // if (!Modifier.isPublic(modifiers)) { // continue; // } // pw.println(tabs + getCppDeclaration(method, javaClass)); // } // pw.println(tabs + "}; // end class " + nativeClassName); processTemplate(pw, map, CPP_END_CLASSCPP, tabs); } } processTemplate(pw, map, "cpp_template_end_first.cpp", tabs); tabs = ""; if (null != nativesClassMap) { pw.println("using namespace " + namespace + ";"); pw.println("#ifdef __cplusplus"); pw.println("extern \"C\" {"); pw.println("#endif"); int max_method_count = 0; tabs = ""; for (Entry<String, Class> e : nativesClassMap.entrySet()) { final Class javaClass = e.getValue(); final String nativeClassName = e.getKey(); map.put(CLASS_NAME, nativeClassName); map.put(FULL_CLASS_NAME, nativeClassName); map.put("%BASE_CLASS_FULL_NAME%", "::" + namespace + "::" + getModifiedClassName(javaClass).replace(".", "::")); map.put(OBJECT_CLASS_FULL_NAME, "::" + namespace + "::java::lang::Object"); map.put(FULL_CLASS_JNI_SIGNATURE, nativeClassName); map.put(METHOD_ONFAIL, "return;"); Method methods[] = javaClass.getDeclaredMethods(); if (max_method_count < methods.length) { max_method_count = methods.length; } for (int j = 0; j < methods.length; j++) { Method method = methods[j]; int modifiers = method.getModifiers(); if (!Modifier.isPublic(modifiers)) { continue; } if (Modifier.isAbstract(modifiers) && Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers) // && !method.isDefault() && !method.isSynthetic()) { Class[] paramClasses = method.getParameterTypes(); String methodArgs = getCppParamNames(paramClasses); map.put(METHOD_ARGS, methodArgs); map.put(METHOD_NAME, method.getName()); Class returnClass = method.getReturnType(); String retStore = isVoid(returnClass) ? "" : "retVal= (" + getMethodReturnVarType(returnClass) + ") "; map.put(METHOD_ONFAIL, getOnFailString(returnClass, javaClass)); map.put("%RETURN_VAR_DECLARE%", getMethodReturnVarDeclare(returnClass)); map.put("%METHOD_RETURN_STORE%", retStore); map.put("%METHOD_RETURN_GET%", getMethodReturnGet(tabs, returnClass, javaClass)); pw.println(); String paramDecls = getCppParamDeclarations(paramClasses, javaClass); String argsToAdd = method.getParameterTypes().length > 0 ? "," + paramDecls.substring(1, paramDecls.length() - 1) : ""; pw.println("JNIEXPORT " + getCppType(returnClass, javaClass) + " JNICALL Java_" + nativeClassName + "_" + method.getName() + "(JNIEnv *env, jobject jthis" + argsToAdd + ") {"); tabs = TAB_STRING; processTemplate(pw, map, "cpp_native_wrap.cpp", tabs); tabs = tabs.substring(TAB_STRING.length()); pw.println("}"); pw.println(); } } pw.println("JNIEXPORT void JNICALL Java_" + nativeClassName + "_nativeDelete(JNIEnv *env, jobject jthis) {"); tabs += TAB_STRING; map.put(METHOD_ONFAIL, getOnFailString(void.class, javaClass)); processTemplate(pw, map, "cpp_native_delete.cpp", tabs); tabs = tabs.substring(TAB_STRING.length()); pw.println(tabs + "}"); pw.println(); } pw.println("#ifdef __cplusplus"); pw.println("} // end extern \"C\""); pw.println("#endif"); map.put("%MAX_METHOD_COUNT%", Integer.toString(max_method_count + 1)); processTemplate(pw, map, "cpp_start_register_native.cpp", tabs); for (Entry<String, Class> e : nativesClassMap.entrySet()) { final Class javaClass = e.getValue(); final String nativeClassName = e.getKey(); map.put(CLASS_NAME, nativeClassName); map.put(FULL_CLASS_NAME, nativeClassName); map.put("%BASE_CLASS_FULL_NAME%", "::" + namespace + "::" + getModifiedClassName(javaClass).replace(".", "::")); map.put(OBJECT_CLASS_FULL_NAME, "::" + namespace + "::java::lang::Object"); processTemplate(pw, map, "cpp_start_register_native_class.cpp", tabs); tabs += TAB_STRING; Method methods[] = javaClass.getDeclaredMethods(); int method_number = 0; for (int j = 0; j < methods.length; j++) { Method method = methods[j]; int modifiers = method.getModifiers(); if (!Modifier.isPublic(modifiers)) { continue; } if (Modifier.isAbstract(modifiers) && Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers) // && !method.isDefault() && !method.isSynthetic()) { map.put("%METHOD_NUMBER%", Integer.toString(method_number)); map.put(METHOD_NAME, method.getName()); map.put(JNI_SIGNATURE, "(" + getJNIParamSignature(method.getParameterTypes()) + ")" + classToJNISignature(method.getReturnType())); processTemplate(pw, map, "cpp_register_native_item.cpp", tabs); method_number++; } } map.put("%METHOD_NUMBER%", Integer.toString(method_number)); map.put(METHOD_NAME, "nativeDelete"); map.put(JNI_SIGNATURE, "()V"); processTemplate(pw, map, "cpp_register_native_item.cpp", tabs); map.put("%NUM_NATIVE_METHODS%", Integer.toString(method_number)); processTemplate(pw, map, "cpp_end_register_native_class.cpp", tabs); tabs = tabs.substring(TAB_STRING.length()); } processTemplate(pw, map, "cpp_end_register_native.cpp", tabs); } else { pw.println("// No Native classes : registerNativMethods not needed."); pw.println("static void registerNativeMethods(JNIEnv *env) {}"); } } else { processTemplate(pw, map, CPP_TEMPLATE_ENDCPP, tabs); } } if (null != nativesClassMap) { tabs = ""; for (Entry<String, Class> e : nativesClassMap.entrySet()) { String nativeClassName = e.getKey(); File nativeClassHeaderFile = new File( namespace.toLowerCase() + "_" + nativeClassName.toLowerCase() + ".h"); map.put("%NATIVE_CLASS_HEADER%", nativeClassHeaderFile.getName()); map.put(CLASS_NAME, nativeClassName); if (nativeClassHeaderFile.exists()) { if (verbose) { System.out.println("skipping " + nativeClassHeaderFile.getCanonicalPath() + " since it already exists."); } } else { try (PrintWriter pw = new PrintWriter(new FileWriter(nativeClassHeaderFile))) { processTemplate(pw, map, "header_native_imp.h", tabs); } } File nativeClassCppFile = new File( namespace.toLowerCase() + "_" + nativeClassName.toLowerCase() + ".cpp"); if (nativeClassCppFile.exists()) { if (verbose) { System.out.println("skipping " + nativeClassCppFile.getCanonicalPath() + " since it already exists."); } } else { try (PrintWriter pw = new PrintWriter(new FileWriter(nativeClassCppFile))) { processTemplate(pw, map, "cpp_native_imp_start.cpp", tabs); Class javaClass = e.getValue(); Method methods[] = javaClass.getDeclaredMethods(); int method_number = 0; for (int j = 0; j < methods.length; j++) { Method method = methods[j]; int modifiers = method.getModifiers(); if (!Modifier.isPublic(modifiers)) { continue; } if (Modifier.isAbstract(modifiers) && Modifier.isPublic(modifiers) && !Modifier.isStatic(modifiers) // && !method.isDefault() && !method.isSynthetic()) { Class[] paramClasses = method.getParameterTypes(); // String methodArgs = getCppParamNames(paramClasses); String paramDecls = getCppParamDeclarations(paramClasses, javaClass); String methodArgs = method.getParameterTypes().length > 0 ? paramDecls.substring(1, paramDecls.length() - 1) : ""; map.put(METHOD_ARGS, methodArgs); map.put(METHOD_NAME, method.getName()); Class returnClass = method.getReturnType(); String retStore = isVoid(returnClass) ? "" : "retVal= (" + getMethodReturnVarType(returnClass) + ") "; map.put(METHOD_ONFAIL, getOnFailString(returnClass, javaClass)); map.put("%RETURN_TYPE%", getCppType(returnClass, javaClass)); map.put("%RETURN_VAR_DECLARE%", getMethodReturnVarDeclare(returnClass)); map.put("%METHOD_RETURN_STORE%", retStore); map.put("%METHOD_RETURN_GET%", getMethodReturnGet(tabs, returnClass, javaClass)); processTemplate(pw, map, "cpp_native_imp_stub.cpp", tabs); } } processTemplate(pw, map, "cpp_native_imp_end.cpp", tabs); } } } } } main_completed = true; }