Example usage for java.lang.reflect Method getReturnType

List of usage examples for java.lang.reflect Method getReturnType

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Introduction

In this page you can find the example usage for java.lang.reflect Method getReturnType.

Prototype

public Class<?> getReturnType()

Source Link

Document

Returns a Class object that represents the formal return type of the method represented by this Method object.

Usage

From source file:com.perfect.autosdk.core.JsonProxy.java

public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
    String addr = service.serverUrl + AddressUtil.getJsonAddr(interfaces) + '/' + method.getName();

    JsonConnection conn = new GZIPJsonConnection(addr);
    conn.setConnectTimeout(service.connectTimeoutMills);
    conn.setReadTimeout(service.readTimeoutMills);
    JsonEnvelop request = makeRequest(args[0]);
    conn.sendRequest(request);/*from w ww  .ja  v  a  2s.co  m*/
    JsonEnvelop<ResHeader, ?> response = conn.readResponse(ResHeader.class, method.getReturnType());
    ResHeader resHeader = response.getHeader();
    if (!resHeader.getFailures().isEmpty()) {
        if (log.isErrorEnabled()) {
            log.error("Call Error: Head info = " + resHeader + "\n" + "account info = " + service.getUsername()
                    + "\n" + "request info = " + addr + "\n" + "request param = " + args[0]);
        }
        if (resHeader.getFailures().get(0).getCode() == 8904) {
            Timer timer = new Timer("waitLock");
            final CountDownLatch latch = new CountDownLatch(1);
            timer.schedule(new TimerTask() {
                @Override
                public void run() {
                    System.out.println("waiting....");
                    latch.countDown();
                }
            }, 15000);

            latch.await();
        }
    }
    ResHeaderUtil.resHeader.set(response.getHeader());
    BaiduApiQuota.setQuota(service.username, response.getHeader().getQuota());
    return response.getBody();
}

From source file:com.msopentech.odatajclient.proxy.api.impl.EntityTypeInvocationHandler.java

private Object getNavigationPropertyValue(final NavigationProperty property, final Method getter) {
    final Class<?> type = getter.getReturnType();
    final Class<?> collItemType;
    if (AbstractEntityCollection.class.isAssignableFrom(type)) {
        final Type[] entityCollectionParams = ((ParameterizedType) type.getGenericInterfaces()[0])
                .getActualTypeArguments();
        collItemType = (Class<?>) entityCollectionParams[0];
    } else {//from   w  w  w  .  jav  a 2s  . c  om
        collItemType = type;
    }

    final Object navPropValue;

    if (linkChanges.containsKey(property)) {
        navPropValue = linkChanges.get(property);
    } else {
        final ODataLink link = EngineUtils.getNavigationLink(property.name(), entity);
        if (link instanceof ODataInlineEntity) {
            // return entity
            navPropValue = getEntityProxy(((ODataInlineEntity) link).getEntity(), property.targetContainer(),
                    property.targetEntitySet(), type, false);
        } else if (link instanceof ODataInlineEntitySet) {
            // return entity set
            navPropValue = getEntityCollection(collItemType, type, property.targetContainer(),
                    ((ODataInlineEntitySet) link).getEntitySet(), link.getLink(), false);
        } else {
            // navigate
            final URI uri = URIUtils.getURI(containerHandler.getFactory().getServiceRoot(),
                    link.getLink().toASCIIString());

            if (AbstractEntityCollection.class.isAssignableFrom(type)) {
                navPropValue = getEntityCollection(collItemType, type, property.targetContainer(),
                        client.getRetrieveRequestFactory().getEntitySetRequest(uri).execute().getBody(), uri,
                        true);
            } else {
                final ODataRetrieveResponse<ODataEntity> res = client.getRetrieveRequestFactory()
                        .getEntityRequest(uri).execute();

                navPropValue = getEntityProxy(res.getBody(), property.targetContainer(),
                        property.targetEntitySet(), type, res.getEtag(), true);
            }
        }

        if (navPropValue != null) {
            int checkpoint = linkChanges.hashCode();
            linkChanges.put(property, navPropValue);
            updateLinksTag(checkpoint);
        }
    }

    return navPropValue;
}

From source file:cn.com.sinosoft.util.exception.ExceptionUtils.java

/**
 * <p>//from   ww w . ja  va 2s .c om
 * Finds a <code>Throwable</code> by method name.
 * </p>
 * 
 * @param throwable
 *            the exception to examine
 * @param methodName
 *            the name of the method to find and invoke
 * @return the wrapped exception, or <code>null</code> if not found
 */
private static Throwable getCauseUsingMethodName(Throwable throwable, String methodName) {
    Method method = null;
    try {
        Class<?>[] parameterTypes = {};
        method = throwable.getClass().getMethod(methodName, parameterTypes);
    } catch (NoSuchMethodException ignored) {
        // exception ignored
    } catch (SecurityException ignored) {
        // exception ignored
    }

    if (method != null && Throwable.class.isAssignableFrom(method.getReturnType())) {
        try {
            return (Throwable) method.invoke(throwable, ArrayUtils.EMPTY_OBJECT_ARRAY);
        } catch (IllegalAccessException ignored) {
            // exception ignored
        } catch (IllegalArgumentException ignored) {
            // exception ignored
        } catch (InvocationTargetException ignored) {
            // exception ignored
        }
    }
    return null;
}

From source file:com.ween.learn.util.excel.ImportExcel.java

/**
 * ??/*from  w w  w .j av  a  2s .  com*/
 * @param cls 
 * @param groups 
 */
public <E> List<E> getDataList(Class<E> cls, int... groups)
        throws InstantiationException, IllegalAccessException {
    List<Object[]> annotationList = Lists.newArrayList();
    // Get annotation field 
    Field[] fs = cls.getDeclaredFields();
    for (Field f : fs) {
        ExcelField ef = f.getAnnotation(ExcelField.class);
        if (ef != null && (ef.type() == 0 || ef.type() == 2)) {
            if (groups != null && groups.length > 0) {
                boolean inGroup = false;
                for (int g : groups) {
                    if (inGroup) {
                        break;
                    }
                    for (int efg : ef.groups()) {
                        if (g == efg) {
                            inGroup = true;
                            annotationList.add(new Object[] { ef, f });
                            break;
                        }
                    }
                }
            } else {
                annotationList.add(new Object[] { ef, f });
            }
        }
    }
    // Get annotation method
    Method[] ms = cls.getDeclaredMethods();
    for (Method m : ms) {
        ExcelField ef = m.getAnnotation(ExcelField.class);
        if (ef != null && (ef.type() == 0 || ef.type() == 2)) {
            if (groups != null && groups.length > 0) {
                boolean inGroup = false;
                for (int g : groups) {
                    if (inGroup) {
                        break;
                    }
                    for (int efg : ef.groups()) {
                        if (g == efg) {
                            inGroup = true;
                            annotationList.add(new Object[] { ef, m });
                            break;
                        }
                    }
                }
            } else {
                annotationList.add(new Object[] { ef, m });
            }
        }
    }
    // Field sorting
    Collections.sort(annotationList, new Comparator<Object[]>() {
        public int compare(Object[] o1, Object[] o2) {
            return new Integer(((ExcelField) o1[0]).sort()).compareTo(new Integer(((ExcelField) o2[0]).sort()));
        };
    });
    //log.debug("Import column count:"+annotationList.size());
    // Get excel data
    List<E> dataList = Lists.newArrayList();
    for (int i = this.getDataRowNum(); i < this.getLastDataRowNum(); i++) {
        E e = (E) cls.newInstance();
        int column = 0;
        Row row = this.getRow(i);
        StringBuilder sb = new StringBuilder();
        for (Object[] os : annotationList) {
            Object val = this.getCellValue(row, column++);
            if (val != null) {
                ExcelField ef = (ExcelField) os[0];
                // Get param type and type cast
                Class<?> valType = Class.class;
                if (os[1] instanceof Field) {
                    valType = ((Field) os[1]).getType();
                } else if (os[1] instanceof Method) {
                    Method method = ((Method) os[1]);
                    if ("get".equals(method.getName().substring(0, 3))) {
                        valType = method.getReturnType();
                    } else if ("set".equals(method.getName().substring(0, 3))) {
                        valType = ((Method) os[1]).getParameterTypes()[0];
                    }
                }
                //log.debug("Import value type: ["+i+","+column+"] " + valType);
                try {
                    if (valType == String.class) {
                        String s = String.valueOf(val.toString());
                        if (StringUtils.endsWith(s, ".0")) {
                            val = StringUtils.substringBefore(s, ".0");
                        } else {
                            val = String.valueOf(val.toString());
                        }
                    } else if (valType == Integer.class) {
                        val = Double.valueOf(val.toString()).intValue();
                    } else if (valType == Long.class) {
                        val = Double.valueOf(val.toString()).longValue();
                    } else if (valType == Double.class) {
                        val = Double.valueOf(val.toString());
                    } else if (valType == Float.class) {
                        val = Float.valueOf(val.toString());
                    } else if (valType == Date.class) {
                        val = DateUtil.getJavaDate((Double) val);
                    } else {
                        if (ef.fieldType() != Class.class) {
                            val = ef.fieldType().getMethod("getValue", String.class).invoke(null,
                                    val.toString());
                        } else {
                            val = Class
                                    .forName(this.getClass().getName().replaceAll(
                                            this.getClass().getSimpleName(),
                                            "fieldtype." + valType.getSimpleName() + "Type"))
                                    .getMethod("getValue", String.class).invoke(null, val.toString());
                        }
                    }
                } catch (Exception ex) {
                    log.info("Get cell value [" + i + "," + column + "] error: " + ex.toString());
                    val = null;
                }
                // set entity value
                if (os[1] instanceof Field) {
                    Reflections.invokeSetter(e, ((Field) os[1]).getName(), val);
                } else if (os[1] instanceof Method) {
                    String mthodName = ((Method) os[1]).getName();
                    if ("get".equals(mthodName.substring(0, 3))) {
                        mthodName = "set" + StringUtils.substringAfter(mthodName, "get");
                    }
                    Reflections.invokeMethod(e, mthodName, new Class[] { valType }, new Object[] { val });
                }
            }
            sb.append(val + ", ");
        }
        dataList.add(e);
        log.debug("Read success: [" + i + "] " + sb.toString());
    }
    return dataList;
}

From source file:com.weibo.api.motan.config.AbstractConfig.java

@Override
public String toString() {
    try {/* w  w w  . j  a  va 2  s . c  o m*/
        StringBuilder buf = new StringBuilder();
        buf.append("<motan:");
        buf.append(getTagName(getClass()));
        Method[] methods = getClass().getMethods();
        for (Method method : methods) {
            try {
                String name = method.getName();
                if ((name.startsWith("get") || name.startsWith("is")) && !"getClass".equals(name)
                        && !"get".equals(name) && !"is".equals(name) && Modifier.isPublic(method.getModifiers())
                        && method.getParameterTypes().length == 0 && isPrimitive(method.getReturnType())) {
                    int i = name.startsWith("get") ? 3 : 2;
                    String key = name.substring(i, i + 1).toLowerCase() + name.substring(i + 1);
                    Object value = method.invoke(this);
                    if (value != null) {
                        buf.append(" ");
                        buf.append(key);
                        buf.append("=\"");
                        buf.append(value);
                        buf.append("\"");
                    }
                }
            } catch (Exception e) {
                LoggerUtil.warn(e.getMessage(), e);
            }
        }
        buf.append(" />");
        return buf.toString();
    } catch (Throwable t) { // 
        LoggerUtil.warn(t.getMessage(), t);
        return super.toString();
    }
}

From source file:jenkins.scm.api.SCMHeadMixinEqualityGenerator.java

/**
 * Creates the {@link SCMHeadMixin.Equality} instance.
 *
 * @param type the {@link SCMHead} type to create the instance for.
 * @return the {@link SCMHeadMixin.Equality} instance.
 *//*from ww  w .j  a va2 s  .  c om*/
@NonNull
private SCMHeadMixin.Equality create(@NonNull Class<? extends SCMHead> type) {
    Map<String, Method> properties = new TreeMap<String, Method>();
    for (Class clazz : (List<Class>) ClassUtils.getAllInterfaces(type)) {
        if (!SCMHeadMixin.class.isAssignableFrom(clazz)) {
            // not a mix-in
            continue;
        }
        if (SCMHeadMixin.class == clazz) {
            // no need to check this by reflection
            continue;
        }
        if (!Modifier.isPublic(clazz.getModifiers())) {
            // not public
            continue;
        }
        // this is a mixin interface, only look at declared properties;
        for (Method method : clazz.getDeclaredMethods()) {
            if (method.getReturnType() == Void.class) {
                // nothing to do with us
                continue;
            }
            if (!Modifier.isPublic(method.getModifiers())) {
                // should never get here
                continue;
            }
            if (Modifier.isStatic(method.getModifiers())) {
                // might get here with Java 8
                continue;
            }
            if (method.getParameterTypes().length != 0) {
                // not a property
                continue;
            }
            String name = method.getName();
            if (!name.matches("^((is[A-Z0-9_].*)|(get[A-Z0-9_].*))$")) {
                // not a property
                continue;
            }
            if (name.startsWith("is")) {
                name = "" + Character.toLowerCase(name.charAt(2))
                        + (name.length() > 3 ? name.substring(3) : "");
            } else {
                name = "" + Character.toLowerCase(name.charAt(3))
                        + (name.length() > 4 ? name.substring(4) : "");
            }
            if (properties.containsKey(name)) {
                // a higher priority interface already defined the method
                continue;
            }
            properties.put(name, method);
        }
    }
    if (properties.isEmpty()) {
        // no properties to consider
        return new ConstantEquality();
    }
    if (forceReflection) {
        return new ReflectiveEquality(properties.values().toArray(new Method[properties.size()]));
    }
    // now we define the class
    ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_FRAMES);
    String name = SCMHeadMixin.class.getPackage().getName() + ".internal." + type.getName();

    // TODO Move to 1.7 opcodes once baseline 1.612+
    cw.visit(Opcodes.V1_6, ACC_PUBLIC, name.replace('.', '/'), null, Type.getInternalName(Object.class),
            new String[] { Type.getInternalName(SCMHeadMixin.Equality.class) });
    generateDefaultConstructor(cw);
    generateEquals(cw, properties.values());
    byte[] image = cw.toByteArray();

    Class<? extends SCMHeadMixin.Equality> c = defineClass(name, image, 0, image.length)
            .asSubclass(SCMHeadMixin.Equality.class);

    try {
        return c.newInstance();
    } catch (InstantiationException e) {
        // fallback to reflection
    } catch (IllegalAccessException e) {
        // fallback to reflection
    }
    return new ReflectiveEquality(properties.values().toArray(new Method[properties.size()]));

}

From source file:com.aistor.common.utils.excel.ImportExcel.java

/**
 * ??// w w  w. j a  v a2  s  . co  m
 * @param cls 
 * @param groups 
 */
public <E> List<E> getDataList(Class<E> cls, int... groups)
        throws InstantiationException, IllegalAccessException {
    List<Object[]> annotationList = Lists.newArrayList();
    // Get annotation field 
    Field[] fs = cls.getDeclaredFields();
    for (Field f : fs) {
        ExcelField ef = f.getAnnotation(ExcelField.class);
        if (ef != null && (ef.type() == 0 || ef.type() == 2)) {
            if (groups != null && groups.length > 0) {
                boolean inGroup = false;
                for (int g : groups) {
                    if (inGroup) {
                        break;
                    }
                    for (int efg : ef.groups()) {
                        if (g == efg) {
                            inGroup = true;
                            annotationList.add(new Object[] { ef, f });
                            break;
                        }
                    }
                }
            } else {
                annotationList.add(new Object[] { ef, f });
            }
        }
    }
    // Get annotation method
    Method[] ms = cls.getDeclaredMethods();
    for (Method m : ms) {
        ExcelField ef = m.getAnnotation(ExcelField.class);
        if (ef != null && (ef.type() == 0 || ef.type() == 2)) {
            if (groups != null && groups.length > 0) {
                boolean inGroup = false;
                for (int g : groups) {
                    if (inGroup) {
                        break;
                    }
                    for (int efg : ef.groups()) {
                        if (g == efg) {
                            inGroup = true;
                            annotationList.add(new Object[] { ef, m });
                            break;
                        }
                    }
                }
            } else {
                annotationList.add(new Object[] { ef, m });
            }
        }
    }
    // Field sorting
    Collections.sort(annotationList, new Comparator<Object[]>() {
        public int compare(Object[] o1, Object[] o2) {
            return new Integer(((ExcelField) o1[0]).sort()).compareTo(new Integer(((ExcelField) o2[0]).sort()));
        };
    });
    //log.debug("Import column count:"+annotationList.size());
    // Get excel data
    List<E> dataList = Lists.newArrayList();
    for (int i = this.getDataRowNum(); i < this.getLastDataRowNum(); i++) {
        E e = (E) cls.newInstance();
        int column = 0;
        Row row = this.getRow(i);
        StringBuilder sb = new StringBuilder();
        for (Object[] os : annotationList) {
            Object val = this.getCellValue(row, column++);
            if (val != null) {
                ExcelField ef = (ExcelField) os[0];
                // If is dict type, get dict value
                if (StringUtils.isNotBlank(ef.dictType())) {
                    val = DictUtils.getDictValue(val.toString(), ef.dictType(), "");
                    //log.debug("Dictionary type value: ["+i+","+colunm+"] " + val);
                }
                // Get param type and type cast
                Class<?> valType = Class.class;
                if (os[1] instanceof Field) {
                    valType = ((Field) os[1]).getType();
                } else if (os[1] instanceof Method) {
                    Method method = ((Method) os[1]);
                    if ("get".equals(method.getName().substring(0, 3))) {
                        valType = method.getReturnType();
                    } else if ("set".equals(method.getName().substring(0, 3))) {
                        valType = ((Method) os[1]).getParameterTypes()[0];
                    }
                }
                //log.debug("Import value type: ["+i+","+colunm+"] " + valType);
                try {
                    if (valType == String.class) {
                        val = String.valueOf(val.toString());
                    } else if (valType == Integer.class) {
                        val = Double.valueOf(val.toString()).intValue();
                    } else if (valType == Long.class) {
                        val = Double.valueOf(val.toString()).longValue();
                    } else if (valType == Double.class) {
                        val = Double.valueOf(val.toString());
                    } else if (valType == Float.class) {
                        val = Float.valueOf(val.toString());
                    } else if (valType == Date.class) {
                        val = DateUtil.getJavaDate((Double) val);
                    } else {
                        if (ef.fieldType() != Class.class) {
                            val = ef.fieldType().getMethod("getValue", String.class).invoke(null,
                                    val.toString());
                        } else {
                            val = Class
                                    .forName(this.getClass().getName().replaceAll(
                                            this.getClass().getSimpleName(),
                                            "fieldtype." + valType.getSimpleName() + "Type"))
                                    .getMethod("getValue", String.class).invoke(null, val.toString());
                        }
                    }
                } catch (Exception ex) {
                    log.info("Get cell value [" + i + "," + column + "] error: " + ex.toString());
                    val = null;
                }
                // set entity value
                if (os[1] instanceof Field) {
                    Reflections.invokeSetter(e, ((Field) os[1]).getName(), val);
                } else if (os[1] instanceof Method) {
                    String mthodName = ((Method) os[1]).getName();
                    if ("get".equals(mthodName.substring(0, 3))) {
                        mthodName = "set" + StringUtils.substringAfter(mthodName, "get");
                    }
                    Reflections.invokeMethod(e, mthodName, new Class[] { valType }, new Object[] { val });
                }
            }
            sb.append(val + ", ");
        }
        dataList.add(e);
        log.debug("Read success: [" + i + "] " + sb.toString());
    }
    return dataList;
}

From source file:com.ourlife.dev.common.utils.excel.ImportExcel.java

/**
 * ??//from   w ww.j a v a  2 s.  c o  m
 * @param cls 
 * @param groups 
 */
public <E> List<E> getDataList(Class<E> cls, int... groups)
        throws InstantiationException, IllegalAccessException {
    List<Object[]> annotationList = Lists.newArrayList();
    // Get annotation field 
    Field[] fs = cls.getDeclaredFields();
    for (Field f : fs) {
        ExcelField ef = f.getAnnotation(ExcelField.class);
        if (ef != null && (ef.type() == 0 || ef.type() == 2)) {
            if (groups != null && groups.length > 0) {
                boolean inGroup = false;
                for (int g : groups) {
                    if (inGroup) {
                        break;
                    }
                    for (int efg : ef.groups()) {
                        if (g == efg) {
                            inGroup = true;
                            annotationList.add(new Object[] { ef, f });
                            break;
                        }
                    }
                }
            } else {
                annotationList.add(new Object[] { ef, f });
            }
        }
    }
    // Get annotation method
    Method[] ms = cls.getDeclaredMethods();
    for (Method m : ms) {
        ExcelField ef = m.getAnnotation(ExcelField.class);
        if (ef != null && (ef.type() == 0 || ef.type() == 2)) {
            if (groups != null && groups.length > 0) {
                boolean inGroup = false;
                for (int g : groups) {
                    if (inGroup) {
                        break;
                    }
                    for (int efg : ef.groups()) {
                        if (g == efg) {
                            inGroup = true;
                            annotationList.add(new Object[] { ef, m });
                            break;
                        }
                    }
                }
            } else {
                annotationList.add(new Object[] { ef, m });
            }
        }
    }
    // Field sorting
    Collections.sort(annotationList, new Comparator<Object[]>() {
        public int compare(Object[] o1, Object[] o2) {
            return new Integer(((ExcelField) o1[0]).sort()).compareTo(new Integer(((ExcelField) o2[0]).sort()));
        };
    });
    //log.debug("Import column count:"+annotationList.size());
    // Get excel data
    List<E> dataList = Lists.newArrayList();
    for (int i = this.getDataRowNum(); i < this.getLastDataRowNum(); i++) {
        E e = (E) cls.newInstance();
        int column = 0;
        Row row = this.getRow(i);
        StringBuilder sb = new StringBuilder();
        for (Object[] os : annotationList) {
            Object val = this.getCellValue(row, column++);
            if (val != null) {
                ExcelField ef = (ExcelField) os[0];
                // If is dict type, get dict value
                if (StringUtils.isNotBlank(ef.dictType())) {
                    val = DictUtils.getDictValue(val.toString(), ef.dictType(), "");
                    //log.debug("Dictionary type value: ["+i+","+colunm+"] " + val);
                }
                // Get param type and type cast
                Class<?> valType = Class.class;
                if (os[1] instanceof Field) {
                    valType = ((Field) os[1]).getType();
                } else if (os[1] instanceof Method) {
                    Method method = ((Method) os[1]);
                    if ("get".equals(method.getName().substring(0, 3))) {
                        valType = method.getReturnType();
                    } else if ("set".equals(method.getName().substring(0, 3))) {
                        valType = ((Method) os[1]).getParameterTypes()[0];
                    }
                }
                //log.debug("Import value type: ["+i+","+column+"] " + valType);
                try {
                    if (valType == String.class) {
                        val = String.valueOf(val.toString());
                    } else if (valType == Integer.class) {
                        val = Double.valueOf(val.toString()).intValue();
                    } else if (valType == Long.class) {
                        val = Double.valueOf(val.toString()).longValue();
                    } else if (valType == Double.class) {
                        val = Double.valueOf(val.toString());
                    } else if (valType == Float.class) {
                        val = Float.valueOf(val.toString());
                    } else if (valType == Date.class) {
                        val = DateUtil.getJavaDate((Double) val);
                    } else {
                        if (ef.fieldType() != Class.class) {
                            val = ef.fieldType().getMethod("getValue", String.class).invoke(null,
                                    val.toString());
                        } else {
                            val = Class
                                    .forName(this.getClass().getName().replaceAll(
                                            this.getClass().getSimpleName(),
                                            "fieldtype." + valType.getSimpleName() + "Type"))
                                    .getMethod("getValue", String.class).invoke(null, val.toString());
                        }
                    }
                } catch (Exception ex) {
                    log.info("Get cell value [" + i + "," + column + "] error: " + ex.toString());
                    val = null;
                }
                // set entity value
                if (os[1] instanceof Field) {
                    Reflections.invokeSetter(e, ((Field) os[1]).getName(), val);
                } else if (os[1] instanceof Method) {
                    String mthodName = ((Method) os[1]).getName();
                    if ("get".equals(mthodName.substring(0, 3))) {
                        mthodName = "set" + StringUtils.substringAfter(mthodName, "get");
                    }
                    Reflections.invokeMethod(e, mthodName, new Class[] { valType }, new Object[] { val });
                }
            }
            sb.append(val + ", ");
        }
        dataList.add(e);
        log.debug("Read success: [" + i + "] " + sb.toString());
    }
    return dataList;
}

From source file:com.vilt.minium.impl.BaseWebElementsImpl.java

public Object invoke(Method method, Object... args) {
    if (method.isVarArgs()) {
        args = expandVarArgs(args);//from  ww  w  .j a va 2 s. c om
    }
    String expression = computeExpression(this, isAsyncMethod(method), method.getName(), args);

    if (method.getReturnType() != Object.class && method.getReturnType().isAssignableFrom(this.getClass())) {
        T webElements = WebElementsFactoryHelper.createExpressionWebElements(factory, myself, expression);
        return webElements;
    } else {
        Object result = null;

        boolean async = isAsyncMethod(method);

        Iterable<WebElementsDriver<T>> webDrivers = candidateWebDrivers();

        if (method.getReturnType() == Void.TYPE) {
            for (WebElementsDriver<T> wd : webDrivers) {
                factory.getInvoker().invokeExpression(wd, async, expression);
            }
        } else {
            if (Iterables.size(webDrivers) == 0) {
                throw new WebElementsException("The expression has no frame or window to be evaluated to");
            } else if (Iterables.size(webDrivers) == 1) {
                WebElementsDriver<T> wd = Iterables.get(webDrivers, 0);
                result = factory.getInvoker().invokeExpression(wd, async, expression);
            } else {
                String sizeExpression = computeExpression(this, false, "size");
                WebElementsDriver<T> webDriverWithResults = null;

                for (WebElementsDriver<T> wd : webDrivers) {
                    long size = (Long) factory.getInvoker().invokeExpression(wd, async, sizeExpression);
                    if (size > 0) {
                        if (webDriverWithResults == null) {
                            webDriverWithResults = wd;
                        } else {
                            throw new WebElementsException(
                                    "Several frames or windows match the same expression, so value cannot be computed");
                        }
                    }
                }

                if (webDriverWithResults != null) {
                    result = factory.getInvoker().invokeExpression(webDriverWithResults, async, expression);
                }
            }
        }

        if (logger.isDebugEnabled()) {
            String val;
            if (method.getReturnType() == Void.TYPE) {
                val = "void";
            } else {
                val = StringUtils.abbreviate(argToStringFunction.apply(result), 40);
                if (val.startsWith("'") && !val.endsWith("'"))
                    val += "(...)'";
            }
            logger.debug("[Value: {}] {}", argToStringFunction.apply(result), expression);
        }

        // let's handle numbers when return type is int
        if (method.getReturnType() == Integer.TYPE) {
            return result == null ? 0 : ((Number) result).intValue();
        } else {
            return result;
        }
    }
}

From source file:com.ancientprogramming.fixedformat4j.format.impl.FixedFormatManagerImpl.java

private <T> void readFieldData(Class<T> fixedFormatRecordClass, String data, HashMap<String, Object> foundData,
        HashMap<String, Class<?>> methodClass, Method method, String methodName, Field fieldAnnotation) {
    Object loadedData = readDataAccordingFieldAnnotation(fixedFormatRecordClass, data, method, fieldAnnotation);
    foundData.put(methodName, loadedData);
    methodClass.put(methodName, method.getReturnType());
}