256 lines
6.3 KiB
Java
256 lines
6.3 KiB
Java
/******************************************************************************
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* Copyright (c) 2002 - 2006 IBM Corporation.
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* IBM Corporation - initial API and implementation
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*****************************************************************************/
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package com.ibm.wala.cast.loader;
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import java.io.Reader;
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import java.net.URL;
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import java.util.Collection;
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import java.util.Map;
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import java.util.Set;
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import com.ibm.wala.cast.tree.CAstSourcePositionMap;
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import com.ibm.wala.classLoader.IClass;
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import com.ibm.wala.classLoader.IClassLoader;
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import com.ibm.wala.classLoader.IField;
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import com.ibm.wala.classLoader.IMethod;
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import com.ibm.wala.shrikeCT.ClassConstants;
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import com.ibm.wala.types.MethodReference;
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import com.ibm.wala.types.Selector;
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import com.ibm.wala.types.TypeName;
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import com.ibm.wala.types.TypeReference;
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import com.ibm.wala.util.collections.HashSetFactory;
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import com.ibm.wala.util.strings.Atom;
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abstract public class AstClass implements IClass, ClassConstants {
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private final CAstSourcePositionMap.Position sourcePosition;
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private final TypeName typeName;
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private final TypeReference typeReference;
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private final IClassLoader loader;
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private final short modifiers;
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protected final Map<Atom, IField> declaredFields;
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protected final Map<Selector, IMethod> declaredMethods;
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protected AstClass(CAstSourcePositionMap.Position sourcePosition, TypeName typeName, IClassLoader loader, short modifiers,
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Map<Atom, IField> declaredFields, Map<Selector, IMethod> declaredMethods) {
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this.sourcePosition = sourcePosition;
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this.typeName = typeName;
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this.loader = loader;
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this.modifiers = modifiers;
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this.declaredFields = declaredFields;
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this.declaredMethods = declaredMethods;
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this.typeReference = TypeReference.findOrCreate(loader.getReference(), typeName);
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}
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@Override
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public boolean isInterface() {
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return (modifiers & ACC_INTERFACE) != 0;
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}
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@Override
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public boolean isAbstract() {
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return (modifiers & ACC_ABSTRACT) != 0;
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}
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@Override
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public boolean isPublic() {
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return (modifiers & ACC_PUBLIC) != 0;
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}
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@Override
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public boolean isPrivate() {
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return (modifiers & ACC_PRIVATE) != 0;
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}
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@Override
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public boolean isReferenceType() {
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return true;
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}
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@Override
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public boolean isArrayClass() {
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return false;
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}
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@Override
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public boolean isSynthetic() {
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return false;
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}
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@Override
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public int getModifiers() {
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return modifiers;
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}
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public CAstSourcePositionMap.Position getSourcePosition() {
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return sourcePosition;
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}
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public URL getSourceURL() {
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return sourcePosition.getURL();
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}
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@Override
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public String getSourceFileName() {
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return sourcePosition.getURL().getFile();
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}
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@Override
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public Reader getSource() {
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return null;
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}
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@Override
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public TypeName getName() {
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return typeName;
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}
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@Override
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public TypeReference getReference() {
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return typeReference;
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}
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@Override
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public IClassLoader getClassLoader() {
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return loader;
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}
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@Override
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public abstract IClass getSuperclass();
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private Collection<IClass> gatherInterfaces() {
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Set<IClass> result = HashSetFactory.make();
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result.addAll(getDirectInterfaces());
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if (getSuperclass() != null) {
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result.addAll(getSuperclass().getAllImplementedInterfaces());
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}
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return result;
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}
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@Override
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public abstract Collection<IClass> getDirectInterfaces();
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@Override
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public Collection<IClass> getAllImplementedInterfaces() {
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return gatherInterfaces();
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}
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@Override
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public IMethod getClassInitializer() {
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return getMethod(MethodReference.clinitSelector);
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}
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@Override
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public IMethod getMethod(Selector selector) {
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if (declaredMethods.containsKey(selector)) {
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return declaredMethods.get(selector);
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} else if (getSuperclass() != null) {
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return getSuperclass().getMethod(selector);
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} else {
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return null;
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}
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}
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@Override
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public IField getField(Atom name) {
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if (declaredFields.containsKey(name)) {
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return declaredFields.get(name);
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} else if (getSuperclass() != null) {
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return getSuperclass().getField(name);
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} else {
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return null;
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}
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}
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@Override
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public IField getField(Atom name, TypeName type) {
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// assume that for AST classes, you can't have multiple fields with the same name
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return getField(name);
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}
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@Override
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public Collection<? extends IMethod> getDeclaredMethods() {
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return declaredMethods.values();
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}
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@Override
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public Collection<IField> getDeclaredInstanceFields() {
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Set<IField> result = HashSetFactory.make();
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for (IField F : declaredFields.values()) {
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if (!F.isStatic()) {
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result.add(F);
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}
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}
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return result;
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}
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@Override
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public Collection<IField> getDeclaredStaticFields() {
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Set<IField> result = HashSetFactory.make();
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for (IField F : declaredFields.values()) {
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if (F.isStatic()) {
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result.add(F);
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}
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}
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return result;
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}
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@Override
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public Collection<IField> getAllInstanceFields() {
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Collection<IField> result = HashSetFactory.make();
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result.addAll(getDeclaredInstanceFields());
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if (getSuperclass() != null) {
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result.addAll(getSuperclass().getAllInstanceFields());
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}
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return result;
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}
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@Override
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public Collection<IField> getAllStaticFields() {
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Collection<IField> result = HashSetFactory.make();
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result.addAll(getDeclaredStaticFields());
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if (getSuperclass() != null) {
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result.addAll(getSuperclass().getAllStaticFields());
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}
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return result;
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}
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@Override
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public Collection<IField> getAllFields() {
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Collection<IField> result = HashSetFactory.make();
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result.addAll(getAllInstanceFields());
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result.addAll(getAllStaticFields());
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return result;
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}
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@Override
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public Collection<? extends IMethod> getAllMethods() {
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Collection<IMethod> result = HashSetFactory.make();
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for (IMethod iMethod : getDeclaredMethods()) {
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result.add(iMethod);
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}
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if (getSuperclass() != null) {
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result.addAll(getSuperclass().getAllMethods());
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}
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return result;
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}
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}
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