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package org.netbeans.modules.debugger.jpda.heapwalk;
import org.netbeans.lib.profiler.heap.Field;
import org.netbeans.lib.profiler.heap.FieldValue;
import org.netbeans.lib.profiler.heap.Instance;
import org.netbeans.lib.profiler.heap.JavaClass;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import org.netbeans.api.debugger.jpda.JPDAArrayType;
import org.netbeans.api.debugger.jpda.JPDAClassType;
import org.netbeans.api.debugger.jpda.ObjectVariable;
import org.netbeans.api.debugger.jpda.Super;
import org.openide.ErrorManager;
/**
*
* @author Martin Entlicher
*/
public class JavaClassImpl implements JavaClass {
private JPDAClassType classType;
private long instanceCount = -1L;
private HeapImpl heap;
private String className;
/** Creates a new instance of JavaClassImpl */
public JavaClassImpl(HeapImpl heap, JPDAClassType classType) {
if (classType == null) {
throw new NullPointerException("classType == null");
}
this.classType = classType;
this.heap = heap;
}
/** For the case where the class type is not loaded yet. */
public JavaClassImpl(String className) {
this.className = className;
}
public JavaClassImpl(HeapImpl heap, JPDAClassType classType, long instanceCount) {
this.classType = classType;
this.instanceCount = instanceCount;
this.heap = heap;
}
public long getJavaClassId() {
// TODO ??
if (classType != null) {
return classType.hashCode();
} else {
return className.hashCode();
}
}
public Instance getClassLoader() {
if (classType != null) {
return InstanceImpl.createInstance(heap, classType.getClassLoader());
} else {
return null;
}
}
public JavaClass getSuperClass() {
if (classType != null) {
Super superClass = classType.getSuperClass();
if (superClass != null) {
return new JavaClassImpl(heap, superClass.getClassType());
}
}
return null;
}
public int getInstanceSize() {
return -1;
}
public int getAllInstancesSize() {
return -1;
}
public List<Field> getFields() {
return Collections.emptyList();
// TODO
/*List<com.sun.jdi.Field> refFields = classType.fields();
List<Field> fields = new ArrayList<Field>(refFields.size());
for (com.sun.jdi.Field field : refFields) {
fields.add(new FieldImpl(field));
}
return fields;*/
}
public List<FieldValue> getStaticFieldValues() {
if (classType == null) {
return Collections.EMPTY_LIST;
}
List<org.netbeans.api.debugger.jpda.Field> refFields = classType.staticFields();
List<FieldValue> fields = new ArrayList<FieldValue>(refFields.size());
for (org.netbeans.api.debugger.jpda.Field field : refFields) {
if (field.isStatic()) {
if (field instanceof ObjectVariable) {
Instance instance;
if (((ObjectVariable) field).getUniqueID() == 0L) {
instance = null;
} else {
instance = InstanceImpl.createInstance(heap, (ObjectVariable) field);
}
fields.add(new ObjectFieldValueImpl(heap, null, field, instance));
} else {
fields.add(new FieldValueImpl(heap, null, field));
}
}
}
return fields;
}
public Object getValueOfStaticField(String name) {
// TODO
return Collections.EMPTY_LIST;
}
public List<Instance> getInstances() {
if (classType == null) {
return Collections.EMPTY_LIST;
}
List<ObjectVariable> typeInstances = classType.getInstances(0);
List<Instance> instances = new ArrayList<Instance>(typeInstances.size());
for (ObjectVariable inst : typeInstances) {
Instance instance = InstanceImpl.createInstance(heap, inst);
instances.add(instance);
}
return instances;
}
public int getInstancesCount() {
if (instanceCount != -1L) {
return (int) instanceCount;
}
//return (int) Java6Methods.instanceCounts(refType.virtualMachine(), Collections.singletonList(refType))[0];
if (classType == null) {
return 0;
}
return (int) classType.getInstanceCount();
}
public String getName() {
if (classType != null) {
return classType.getName();
} else {
return className;
}
}
public boolean isArray() {
return classType instanceof JPDAArrayType;
}
public List<JavaClass> getSubClasses() {
if (classType != null) {
try {
java.lang.reflect.Method getSubClassesMethod = classType.getClass().getMethod("getSubClasses", new Class[0]);
List<JPDAClassType> subclasses = (List<JPDAClassType>) getSubClassesMethod.invoke(classType, new Object[0]);
if (subclasses.size() > 0) {
long[] counts = heap.getDebugger().getInstanceCounts(subclasses);
List<JavaClass> subClasses = new ArrayList<JavaClass>(subclasses.size());
int i = 0;
for (JPDAClassType subclass : subclasses) {
subClasses.add(new JavaClassImpl(heap, subclass, counts[i++]));
}
return Collections.unmodifiableList(subClasses);
}
} catch (Exception ex) {
ErrorManager.getDefault().notify(ex);
}
}
/*
if (classType != null) {
List<JPDAClassType> subclasses = classType.getSubClasses();
if (subclasses.size() > 0) {
List<JavaClass> subClasses = new ArrayList<JavaClass>(subclasses.size());
for (JPDAClassType subclass : subclasses) {
subClasses.add(new JavaClassImpl(heap, subclass));
}
return Collections.unmodifiableList(subClasses);
}
}
*/
return Collections.EMPTY_LIST;
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof JavaClassImpl)) {
return false;
}
JavaClassImpl jc = (JavaClassImpl) obj;
if (classType != null && classType.equals(jc.classType)) {
return true;
}
if (className != null && className.equals(jc.className)) {
return true;
}
return false;
}
@Override
public int hashCode() {
if (classType != null) {
return classType.hashCode();
}
return className.hashCode() + 1024;
}
}
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