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org.eclipse.jdt.internal.core.BinaryType Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2000, 2014 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jdt.internal.core;
import java.io.InputStream;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.jdt.core.*;
import org.eclipse.jdt.core.compiler.CharOperation;
import org.eclipse.jdt.core.search.SearchEngine;
import org.eclipse.jdt.internal.codeassist.CompletionEngine;
import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration;
import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;
import org.eclipse.jdt.internal.compiler.env.IBinaryAnnotation;
import org.eclipse.jdt.internal.compiler.env.IBinaryType;
import org.eclipse.jdt.internal.compiler.lookup.Binding;
import org.eclipse.jdt.internal.compiler.util.SuffixConstants;
import org.eclipse.jdt.internal.core.JavaModelManager.PerProjectInfo;
import org.eclipse.jdt.internal.core.hierarchy.TypeHierarchy;
import org.eclipse.jdt.internal.core.util.MementoTokenizer;
import org.eclipse.jdt.internal.core.util.Messages;
import org.eclipse.jdt.internal.core.util.Util;
/**
* Parent is an IClassFile.
*
* @see IType
*/
@SuppressWarnings({ "rawtypes", "unchecked" })
public class BinaryType extends BinaryMember implements IType, SuffixConstants {
private static final IField[] NO_FIELDS = new IField[0];
private static final IMethod[] NO_METHODS = new IMethod[0];
private static final IType[] NO_TYPES = new IType[0];
private static final IInitializer[] NO_INITIALIZERS = new IInitializer[0];
public static final JavadocContents EMPTY_JAVADOC = new JavadocContents(null, org.eclipse.jdt.internal.compiler.util.Util.EMPTY_STRING);
protected BinaryType(JavaElement parent, String name) {
super(parent, name);
}
/*
* Remove my cached children from the Java Model
*/
protected void closing(Object info) throws JavaModelException {
ClassFileInfo cfi = getClassFileInfo();
cfi.removeBinaryChildren();
}
/**
* @see IType#codeComplete(char[], int, int, char[][], char[][], int[], boolean, ICompletionRequestor)
* @deprecated
*/
public void codeComplete(char[] snippet,int insertion,int position,char[][] localVariableTypeNames,char[][] localVariableNames,int[] localVariableModifiers,boolean isStatic,ICompletionRequestor requestor) throws JavaModelException {
codeComplete(snippet, insertion, position, localVariableTypeNames, localVariableNames, localVariableModifiers, isStatic, requestor, DefaultWorkingCopyOwner.PRIMARY);
}
/**
* @see IType#codeComplete(char[], int, int, char[][], char[][], int[], boolean, ICompletionRequestor, WorkingCopyOwner)
* @deprecated
*/
public void codeComplete(char[] snippet,int insertion,int position,char[][] localVariableTypeNames,char[][] localVariableNames,int[] localVariableModifiers,boolean isStatic,ICompletionRequestor requestor, WorkingCopyOwner owner) throws JavaModelException {
if (requestor == null) {
throw new IllegalArgumentException("Completion requestor cannot be null"); //$NON-NLS-1$
}
codeComplete(snippet, insertion, position, localVariableTypeNames, localVariableNames, localVariableModifiers, isStatic, new org.eclipse.jdt.internal.codeassist.CompletionRequestorWrapper(requestor), owner);
}
/*
* @see IType#codeComplete(char[], int, int, char[][], char[][], int[], boolean, ICompletionRequestor)
*/
public void codeComplete(char[] snippet,int insertion,int position,char[][] localVariableTypeNames,char[][] localVariableNames,int[] localVariableModifiers,boolean isStatic,CompletionRequestor requestor) throws JavaModelException {
codeComplete(snippet, insertion, position, localVariableTypeNames, localVariableNames, localVariableModifiers, isStatic, requestor, DefaultWorkingCopyOwner.PRIMARY);
}
/*
* @see IType#codeComplete(char[], int, int, char[][], char[][], int[], boolean, ICompletionRequestor, IProgressMonitor)
*/
public void codeComplete(char[] snippet,int insertion,int position,char[][] localVariableTypeNames,char[][] localVariableNames,int[] localVariableModifiers,boolean isStatic,CompletionRequestor requestor, IProgressMonitor monitor) throws JavaModelException {
codeComplete(snippet, insertion, position, localVariableTypeNames, localVariableNames, localVariableModifiers, isStatic, requestor, DefaultWorkingCopyOwner.PRIMARY, monitor);
}
/*
* @see IType#codeComplete(char[], int, int, char[][], char[][], int[], boolean, ICompletionRequestor, WorkingCopyOwner)
*/
public void codeComplete(char[] snippet,int insertion,int position,char[][] localVariableTypeNames,char[][] localVariableNames,int[] localVariableModifiers,boolean isStatic,CompletionRequestor requestor, WorkingCopyOwner owner) throws JavaModelException {
codeComplete(snippet, insertion, position, localVariableTypeNames, localVariableNames, localVariableModifiers, isStatic, requestor, owner, null);
}
/*
* @see IType#codeComplete(char[], int, int, char[][], char[][], int[], boolean, ICompletionRequestor, WorkingCopyOwner, IProgressMonitor)
*/
public void codeComplete(
char[] snippet,
int insertion,
int position,
char[][] localVariableTypeNames,
char[][] localVariableNames,
int[] localVariableModifiers,
boolean isStatic,
CompletionRequestor requestor,
WorkingCopyOwner owner,
IProgressMonitor monitor) throws JavaModelException {
if (requestor == null) {
throw new IllegalArgumentException("Completion requestor cannot be null"); //$NON-NLS-1$
}
JavaProject project = (JavaProject) getJavaProject();
SearchableEnvironment environment = project.newSearchableNameEnvironment(owner);
CompletionEngine engine = new CompletionEngine(environment, requestor, project.getOptions(true), project, owner, monitor);
String source = getClassFile().getSource();
if (source != null && insertion > -1 && insertion < source.length()) {
// code complete
char[] prefix = CharOperation.concat(source.substring(0, insertion).toCharArray(), new char[]{'{'});
char[] suffix = CharOperation.concat(new char[]{'}'}, source.substring(insertion).toCharArray());
char[] fakeSource = CharOperation.concat(prefix, snippet, suffix);
BasicCompilationUnit cu =
new BasicCompilationUnit(
fakeSource,
null,
getElementName(),
project); // use project to retrieve corresponding .java IFile
engine.complete(cu, prefix.length + position, prefix.length, null/*extended context isn't computed*/);
} else {
engine.complete(this, snippet, position, localVariableTypeNames, localVariableNames, localVariableModifiers, isStatic);
}
if (NameLookup.VERBOSE) {
System.out.println(Thread.currentThread() + " TIME SPENT in NameLoopkup#seekTypesInSourcePackage: " + environment.nameLookup.timeSpentInSeekTypesInSourcePackage + "ms"); //$NON-NLS-1$ //$NON-NLS-2$
System.out.println(Thread.currentThread() + " TIME SPENT in NameLoopkup#seekTypesInBinaryPackage: " + environment.nameLookup.timeSpentInSeekTypesInBinaryPackage + "ms"); //$NON-NLS-1$ //$NON-NLS-2$
}
}
/*
* @see IType#createField(String, IJavaElement, boolean, IProgressMonitor)
*/
public IField createField(String contents, IJavaElement sibling, boolean force, IProgressMonitor monitor) throws JavaModelException {
throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this));
}
/*
* @see IType#createInitializer(String, IJavaElement, IProgressMonitor)
*/
public IInitializer createInitializer(String contents, IJavaElement sibling, IProgressMonitor monitor) throws JavaModelException {
throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this));
}
/*
* @see IType#createMethod(String, IJavaElement, boolean, IProgressMonitor)
*/
public IMethod createMethod(String contents, IJavaElement sibling, boolean force, IProgressMonitor monitor) throws JavaModelException {
throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this));
}
/*
* @see IType#createType(String, IJavaElement, boolean, IProgressMonitor)
*/
public IType createType(String contents, IJavaElement sibling, boolean force, IProgressMonitor monitor) throws JavaModelException {
throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this));
}
public boolean equals(Object o) {
if (!(o instanceof BinaryType)) return false;
return super.equals(o);
}
/*
* @see IType#findMethods(IMethod)
*/
public IMethod[] findMethods(IMethod method) {
try {
return findMethods(method, getMethods());
} catch (JavaModelException e) {
// if type doesn't exist, no matching method can exist
return null;
}
}
public IAnnotation[] getAnnotations() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
IBinaryAnnotation[] binaryAnnotations = info.getAnnotations();
return getAnnotations(binaryAnnotations, info.getTagBits());
}
/*
* @see IParent#getChildren()
*/
public IJavaElement[] getChildren() throws JavaModelException {
ClassFileInfo cfi = getClassFileInfo();
return cfi.binaryChildren;
}
public IJavaElement[] getChildrenForCategory(String category) throws JavaModelException {
IJavaElement[] children = getChildren();
int length = children.length;
if (length == 0) return children;
SourceMapper mapper= getSourceMapper();
if (mapper != null) {
// ensure the class file's buffer is open so that categories are computed
((ClassFile)getClassFile()).getBuffer();
HashMap categories = mapper.categories;
IJavaElement[] result = new IJavaElement[length];
int index = 0;
if (categories != null) {
for (int i = 0; i < length; i++) {
IJavaElement child = children[i];
String[] cats = (String[]) categories.get(child);
if (cats != null) {
for (int j = 0, length2 = cats.length; j < length2; j++) {
if (cats[j].equals(category)) {
result[index++] = child;
break;
}
}
}
}
}
if (index < length)
System.arraycopy(result, 0, result = new IJavaElement[index], 0, index);
return result;
}
return NO_ELEMENTS;
}
protected ClassFileInfo getClassFileInfo() throws JavaModelException {
ClassFile cf = (ClassFile)this.parent;
return (ClassFileInfo) cf.getElementInfo();
}
/*
* @see IMember#getDeclaringType()
*/
public IType getDeclaringType() {
IClassFile classFile = getClassFile();
if (classFile.isOpen()) {
try {
char[] enclosingTypeName = ((IBinaryType) getElementInfo()).getEnclosingTypeName();
if (enclosingTypeName == null) {
return null;
}
enclosingTypeName = ClassFile.unqualifiedName(enclosingTypeName);
// workaround problem with class files compiled with javac 1.1.*
// that return a non-null enclosing type name for local types defined in anonymous (e.g. A$1$B)
if (classFile.getElementName().length() > enclosingTypeName.length+1
&& Character.isDigit(classFile.getElementName().charAt(enclosingTypeName.length+1))) {
return null;
}
return getPackageFragment().getClassFile(new String(enclosingTypeName) + SUFFIX_STRING_class).getType();
} catch (JavaModelException npe) {
return null;
}
} else {
// cannot access .class file without opening it
// and getDeclaringType() is supposed to be a handle-only method,
// so default to assuming $ is an enclosing type separator
String classFileName = classFile.getElementName();
int lastDollar = -1;
for (int i = 0, length = classFileName.length(); i < length; i++) {
char c = classFileName.charAt(i);
if (Character.isDigit(c) && lastDollar == i-1) {
// anonymous or local type
return null;
} else if (c == '$') {
lastDollar = i;
}
}
if (lastDollar == -1) {
return null;
} else {
String enclosingName = classFileName.substring(0, lastDollar);
String enclosingClassFileName = enclosingName + SUFFIX_STRING_class;
return
new BinaryType(
(JavaElement)getPackageFragment().getClassFile(enclosingClassFileName),
Util.localTypeName(enclosingName, enclosingName.lastIndexOf('$'), enclosingName.length()));
}
}
}
public Object getElementInfo(IProgressMonitor monitor) throws JavaModelException {
JavaModelManager manager = JavaModelManager.getJavaModelManager();
Object info = manager.getInfo(this);
if (info != null && info != JavaModelCache.NON_EXISTING_JAR_TYPE_INFO) return info;
return openWhenClosed(createElementInfo(), false, monitor);
}
/*
* @see IJavaElement
*/
public int getElementType() {
return TYPE;
}
/*
* @see IType#getField(String name)
*/
public IField getField(String fieldName) {
return new BinaryField(this, fieldName);
}
/*
* @see IType#getFields()
*/
public IField[] getFields() throws JavaModelException {
ArrayList list = getChildrenOfType(FIELD);
int size;
if ((size = list.size()) == 0) {
return NO_FIELDS;
} else {
IField[] array= new IField[size];
list.toArray(array);
return array;
}
}
/*
* @see IMember#getFlags()
*/
public int getFlags() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
return info.getModifiers() & ~ClassFileConstants.AccSuper;
}
/*
* @see IType#getFullyQualifiedName()
*/
public String getFullyQualifiedName() {
return this.getFullyQualifiedName('$');
}
/*
* @see IType#getFullyQualifiedName(char enclosingTypeSeparator)
*/
public String getFullyQualifiedName(char enclosingTypeSeparator) {
try {
return getFullyQualifiedName(enclosingTypeSeparator, false/*don't show parameters*/);
} catch (JavaModelException e) {
// exception thrown only when showing parameters
return null;
}
}
/*
* @see IType#getFullyQualifiedParameterizedName()
*/
public String getFullyQualifiedParameterizedName() throws JavaModelException {
return getFullyQualifiedName('.', true/*show parameters*/);
}
/*
* @see JavaElement
*/
public IJavaElement getHandleFromMemento(String token, MementoTokenizer memento, WorkingCopyOwner workingCopyOwner) {
switch (token.charAt(0)) {
case JEM_COUNT:
return getHandleUpdatingCountFromMemento(memento, workingCopyOwner);
case JEM_FIELD:
if (!memento.hasMoreTokens()) return this;
String fieldName = memento.nextToken();
JavaElement field = (JavaElement)getField(fieldName);
return field.getHandleFromMemento(memento, workingCopyOwner);
case JEM_INITIALIZER:
if (!memento.hasMoreTokens()) return this;
String count = memento.nextToken();
JavaElement initializer = (JavaElement)getInitializer(Integer.parseInt(count));
return initializer.getHandleFromMemento(memento, workingCopyOwner);
case JEM_METHOD:
if (!memento.hasMoreTokens()) return this;
String selector = memento.nextToken();
ArrayList params = new ArrayList();
nextParam: while (memento.hasMoreTokens()) {
token = memento.nextToken();
switch (token.charAt(0)) {
case JEM_TYPE:
case JEM_TYPE_PARAMETER:
case JEM_ANNOTATION:
break nextParam;
case JEM_METHOD:
if (!memento.hasMoreTokens()) return this;
String param = memento.nextToken();
StringBuffer buffer = new StringBuffer();
while (param.length() == 1 && Signature.C_ARRAY == param.charAt(0)) { // backward compatible with 3.0 mementos
buffer.append(Signature.C_ARRAY);
if (!memento.hasMoreTokens()) return this;
param = memento.nextToken();
}
params.add(buffer.toString() + param);
break;
default:
break nextParam;
}
}
String[] parameters = new String[params.size()];
params.toArray(parameters);
JavaElement method = (JavaElement)getMethod(selector, parameters);
switch (token.charAt(0)) {
case JEM_LAMBDA_EXPRESSION:
case JEM_TYPE:
case JEM_TYPE_PARAMETER:
case JEM_LOCALVARIABLE:
case JEM_ANNOTATION:
return method.getHandleFromMemento(token, memento, workingCopyOwner);
default:
return method;
}
case JEM_TYPE:
String typeName;
if (memento.hasMoreTokens()) {
typeName = memento.nextToken();
char firstChar = typeName.charAt(0);
if (firstChar == JEM_FIELD || firstChar == JEM_INITIALIZER || firstChar == JEM_METHOD || firstChar == JEM_TYPE || firstChar == JEM_COUNT) {
token = typeName;
typeName = ""; //$NON-NLS-1$
} else {
token = null;
}
} else {
typeName = ""; //$NON-NLS-1$
token = null;
}
JavaElement type = (JavaElement)getType(typeName);
if (token == null) {
return type.getHandleFromMemento(memento, workingCopyOwner);
} else {
return type.getHandleFromMemento(token, memento, workingCopyOwner);
}
case JEM_TYPE_PARAMETER:
if (!memento.hasMoreTokens()) return this;
String typeParameterName = memento.nextToken();
JavaElement typeParameter = new TypeParameter(this, typeParameterName);
return typeParameter.getHandleFromMemento(memento, workingCopyOwner);
case JEM_ANNOTATION:
if (!memento.hasMoreTokens()) return this;
String annotationName = memento.nextToken();
JavaElement annotation = new Annotation(this, annotationName);
return annotation.getHandleFromMemento(memento, workingCopyOwner);
}
return null;
}
/*
* @see IType#getInitializer(int occurrenceCount)
*/
public IInitializer getInitializer(int count) {
return new Initializer(this, count);
}
/*
* @see IType#getInitializers()
*/
public IInitializer[] getInitializers() {
return NO_INITIALIZERS;
}
public String getKey(boolean forceOpen) throws JavaModelException {
return getKey(this, forceOpen);
}
/*
* @see IType#getMethod(String name, String[] parameterTypeSignatures)
*/
public IMethod getMethod(String selector, String[] parameterTypeSignatures) {
return new BinaryMethod(this, selector, parameterTypeSignatures);
}
/*
* @see IType#getMethods()
*/
public IMethod[] getMethods() throws JavaModelException {
ArrayList list = getChildrenOfType(METHOD);
int size;
if ((size = list.size()) == 0) {
return NO_METHODS;
} else {
IMethod[] array= new IMethod[size];
list.toArray(array);
return array;
}
}
/*
* @see IType#getPackageFragment()
*/
public IPackageFragment getPackageFragment() {
IJavaElement parentElement = this.parent;
while (parentElement != null) {
if (parentElement.getElementType() == IJavaElement.PACKAGE_FRAGMENT) {
return (IPackageFragment)parentElement;
}
else {
parentElement = parentElement.getParent();
}
}
Assert.isTrue(false); // should not happen
return null;
}
/**
* @see IType#getSuperclassTypeSignature()
* @since 3.0
*/
public String getSuperclassTypeSignature() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
char[] genericSignature = info.getGenericSignature();
if (genericSignature != null) {
int signatureLength = genericSignature.length;
// skip type parameters
int index = 0;
if (genericSignature[0] == '<') {
int count = 1;
while (count > 0 && ++index < signatureLength) {
switch (genericSignature[index]) {
case '<':
count++;
break;
case '>':
count--;
break;
}
}
index++;
}
int start = index;
index = org.eclipse.jdt.internal.compiler.util.Util.scanClassTypeSignature(genericSignature, start) + 1;
char[] superclassSig = CharOperation.subarray(genericSignature, start, index);
return new String(ClassFile.translatedName(superclassSig));
} else {
char[] superclassName = info.getSuperclassName();
if (superclassName == null) {
return null;
}
return new String(Signature.createTypeSignature(ClassFile.translatedName(superclassName), true));
}
}
public String getSourceFileName(IBinaryType info) {
if (info == null) {
try {
info = (IBinaryType) getElementInfo();
} catch (JavaModelException e) {
// default to using the outer most declaring type name
IType type = this;
IType enclosingType = getDeclaringType();
while (enclosingType != null) {
type = enclosingType;
enclosingType = type.getDeclaringType();
}
return type.getElementName() + Util.defaultJavaExtension();
}
}
return sourceFileName(info);
}
/*
* @see IType#getSuperclassName()
*/
public String getSuperclassName() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
char[] superclassName = info.getSuperclassName();
if (superclassName == null) {
return null;
}
return new String(ClassFile.translatedName(superclassName));
}
/*
* @see IType#getSuperInterfaceNames()
*/
public String[] getSuperInterfaceNames() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
char[][] names= info.getInterfaceNames();
int length;
if (names == null || (length = names.length) == 0) {
return CharOperation.NO_STRINGS;
}
names= ClassFile.translatedNames(names);
String[] strings= new String[length];
for (int i= 0; i < length; i++) {
strings[i]= new String(names[i]);
}
return strings;
}
/**
* @see IType#getSuperInterfaceTypeSignatures()
* @since 3.0
*/
public String[] getSuperInterfaceTypeSignatures() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
char[] genericSignature = info.getGenericSignature();
if (genericSignature != null) {
ArrayList interfaces = new ArrayList();
int signatureLength = genericSignature.length;
// skip type parameters
int index = 0;
if (genericSignature[0] == '<') {
int count = 1;
while (count > 0 && ++index < signatureLength) {
switch (genericSignature[index]) {
case '<':
count++;
break;
case '>':
count--;
break;
}
}
index++;
}
// skip superclass
index = org.eclipse.jdt.internal.compiler.util.Util.scanClassTypeSignature(genericSignature, index) + 1;
while (index < signatureLength) {
int start = index;
index = org.eclipse.jdt.internal.compiler.util.Util.scanClassTypeSignature(genericSignature, start) + 1;
char[] interfaceSig = CharOperation.subarray(genericSignature, start, index);
interfaces.add(new String(ClassFile.translatedName(interfaceSig)));
}
int size = interfaces.size();
String[] result = new String[size];
interfaces.toArray(result);
return result;
} else {
char[][] names= info.getInterfaceNames();
int length;
if (names == null || (length = names.length) == 0) {
return CharOperation.NO_STRINGS;
}
names= ClassFile.translatedNames(names);
String[] strings= new String[length];
for (int i= 0; i < length; i++) {
strings[i]= new String(Signature.createTypeSignature(names[i], true));
}
return strings;
}
}
public ITypeParameter[] getTypeParameters() throws JavaModelException {
String[] typeParameterSignatures = getTypeParameterSignatures();
int length = typeParameterSignatures.length;
if (length == 0) return TypeParameter.NO_TYPE_PARAMETERS;
ITypeParameter[] typeParameters = new ITypeParameter[length];
for (int i = 0; i < typeParameterSignatures.length; i++) {
String typeParameterName = Signature.getTypeVariable(typeParameterSignatures[i]);
typeParameters[i] = new TypeParameter(this, typeParameterName);
}
return typeParameters;
}
/**
* @see IType#getTypeParameterSignatures()
* @since 3.0
*/
public String[] getTypeParameterSignatures() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
char[] genericSignature = info.getGenericSignature();
if (genericSignature == null)
return CharOperation.NO_STRINGS;
char[] dotBaseSignature = CharOperation.replaceOnCopy(genericSignature, '/', '.');
char[][] typeParams = Signature.getTypeParameters(dotBaseSignature);
return CharOperation.toStrings(typeParams);
}
/*
* @see IType#getType(String)
*/
public IType getType(String typeName) {
IClassFile classFile= getPackageFragment().getClassFile(getTypeQualifiedName() + "$" + typeName + SUFFIX_STRING_class); //$NON-NLS-1$
return new BinaryType((JavaElement)classFile, typeName);
}
public ITypeParameter getTypeParameter(String typeParameterName) {
return new TypeParameter(this, typeParameterName);
}
/*
* @see IType#getTypeQualifiedName()
*/
public String getTypeQualifiedName() {
return this.getTypeQualifiedName('$');
}
/*
* @see IType#getTypeQualifiedName(char)
*/
public String getTypeQualifiedName(char enclosingTypeSeparator) {
try {
return getTypeQualifiedName(enclosingTypeSeparator, false/*don't show parameters*/);
} catch (JavaModelException e) {
// exception thrown only when showing parameters
return null;
}
}
/*
* @see IType#getTypes()
*/
public IType[] getTypes() throws JavaModelException {
ArrayList list = getChildrenOfType(TYPE);
int size;
if ((size = list.size()) == 0) {
return NO_TYPES;
} else {
IType[] array= new IType[size];
list.toArray(array);
return array;
}
}
/*
* @see IType#isAnonymous()
*/
public boolean isAnonymous() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
return info.isAnonymous();
}
/*
* @see IType#isClass()
*/
public boolean isClass() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
return TypeDeclaration.kind(info.getModifiers()) == TypeDeclaration.CLASS_DECL;
}
/**
* @see IType#isEnum()
* @since 3.0
*/
public boolean isEnum() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
return TypeDeclaration.kind(info.getModifiers()) == TypeDeclaration.ENUM_DECL;
}
/*
* @see IType#isInterface()
*/
public boolean isInterface() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
switch (TypeDeclaration.kind(info.getModifiers())) {
case TypeDeclaration.INTERFACE_DECL:
case TypeDeclaration.ANNOTATION_TYPE_DECL: // annotation is interface too
return true;
}
return false;
}
/**
* @see IType#isAnnotation()
* @since 3.0
*/
public boolean isAnnotation() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
return TypeDeclaration.kind(info.getModifiers()) == TypeDeclaration.ANNOTATION_TYPE_DECL;
}
/*
* @see IType#isLocal()
*/
public boolean isLocal() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
return info.isLocal();
}
/*
* @see IType#isMember()
*/
public boolean isMember() throws JavaModelException {
IBinaryType info = (IBinaryType) getElementInfo();
return info.isMember();
}
/* (non-Javadoc)
* @see org.eclipse.jdt.core.IType#isResolved()
*/
public boolean isResolved() {
return false;
}
/*
* @see IType
*/
public ITypeHierarchy loadTypeHierachy(InputStream input, IProgressMonitor monitor) throws JavaModelException {
return loadTypeHierachy(input, DefaultWorkingCopyOwner.PRIMARY, monitor);
}
/*
* @see IType
*/
public ITypeHierarchy loadTypeHierachy(InputStream input, WorkingCopyOwner owner, IProgressMonitor monitor) throws JavaModelException {
return TypeHierarchy.load(this, input, owner);
}
/*
* @see IType#newSupertypeHierarchy(IProgressMonitor monitor)
*/
public ITypeHierarchy newSupertypeHierarchy(IProgressMonitor monitor) throws JavaModelException {
return this.newSupertypeHierarchy(DefaultWorkingCopyOwner.PRIMARY, monitor);
}
/*
*@see IType#newSupertypeHierarchy(ICompilationUnit[], IProgressMonitor monitor)
*/
public ITypeHierarchy newSupertypeHierarchy(
ICompilationUnit[] workingCopies,
IProgressMonitor monitor)
throws JavaModelException {
CreateTypeHierarchyOperation op= new CreateTypeHierarchyOperation(this, workingCopies, SearchEngine.createWorkspaceScope(), false);
op.runOperation(monitor);
return op.getResult();
}
/**
* @param workingCopies the working copies that take precedence over their original compilation units
* @param monitor the given progress monitor
* @return a type hierarchy for this type containing this type and all of its supertypes
* @exception JavaModelException if this element does not exist or if an
* exception occurs while accessing its corresponding resource.
*
* @see IType#newSupertypeHierarchy(IWorkingCopy[], IProgressMonitor)
* @deprecated
*/
public ITypeHierarchy newSupertypeHierarchy(
IWorkingCopy[] workingCopies,
IProgressMonitor monitor)
throws JavaModelException {
ICompilationUnit[] copies;
if (workingCopies == null) {
copies = null;
} else {
int length = workingCopies.length;
System.arraycopy(workingCopies, 0, copies = new ICompilationUnit[length], 0, length);
}
return newSupertypeHierarchy(copies, monitor);
}
/*
* @see IType#newSupertypeHierarchy(WorkingCopyOwner, IProgressMonitor)
*/
public ITypeHierarchy newSupertypeHierarchy(
WorkingCopyOwner owner,
IProgressMonitor monitor)
throws JavaModelException {
ICompilationUnit[] workingCopies = JavaModelManager.getJavaModelManager().getWorkingCopies(owner, true/*add primary working copies*/);
CreateTypeHierarchyOperation op= new CreateTypeHierarchyOperation(this, workingCopies, SearchEngine.createWorkspaceScope(), false);
op.runOperation(monitor);
return op.getResult();
}
/*
* @see IType#newTypeHierarchy(IJavaProject, IProgressMonitor)
*/
public ITypeHierarchy newTypeHierarchy(IJavaProject project, IProgressMonitor monitor) throws JavaModelException {
return newTypeHierarchy(project, DefaultWorkingCopyOwner.PRIMARY, monitor);
}
/*
* @see IType#newTypeHierarchy(IJavaProject, WorkingCopyOwner, IProgressMonitor)
*/
public ITypeHierarchy newTypeHierarchy(IJavaProject project, WorkingCopyOwner owner, IProgressMonitor monitor) throws JavaModelException {
if (project == null) {
throw new IllegalArgumentException(Messages.hierarchy_nullProject);
}
ICompilationUnit[] workingCopies = JavaModelManager.getJavaModelManager().getWorkingCopies(owner, true/*add primary working copies*/);
ICompilationUnit[] projectWCs = null;
if (workingCopies != null) {
int length = workingCopies.length;
projectWCs = new ICompilationUnit[length];
int index = 0;
for (int i = 0; i < length; i++) {
ICompilationUnit wc = workingCopies[i];
if (project.equals(wc.getJavaProject())) {
projectWCs[index++] = wc;
}
}
if (index != length) {
System.arraycopy(projectWCs, 0, projectWCs = new ICompilationUnit[index], 0, index);
}
}
CreateTypeHierarchyOperation op= new CreateTypeHierarchyOperation(
this,
projectWCs,
project,
true);
op.runOperation(monitor);
return op.getResult();
}
/**
* @param monitor the given progress monitor
* @exception JavaModelException if this element does not exist or if an
* exception occurs while accessing its corresponding resource.
* @return a type hierarchy for this type containing
*
* @see IType#newTypeHierarchy(IProgressMonitor monitor)
* @deprecated
*/
public ITypeHierarchy newTypeHierarchy(IProgressMonitor monitor) throws JavaModelException {
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=228845, consider any
// changes that may exist on primary working copies.
return newTypeHierarchy(DefaultWorkingCopyOwner.PRIMARY, monitor);
}
/*
* @see IType#newTypeHierarchy(ICompilationUnit[], IProgressMonitor)
*/
public ITypeHierarchy newTypeHierarchy(
ICompilationUnit[] workingCopies,
IProgressMonitor monitor)
throws JavaModelException {
CreateTypeHierarchyOperation op= new CreateTypeHierarchyOperation(this, workingCopies, SearchEngine.createWorkspaceScope(), true);
op.runOperation(monitor);
return op.getResult();
}
/**
* @see IType#newTypeHierarchy(IWorkingCopy[], IProgressMonitor)
* @deprecated
*/
public ITypeHierarchy newTypeHierarchy(
IWorkingCopy[] workingCopies,
IProgressMonitor monitor)
throws JavaModelException {
ICompilationUnit[] copies;
if (workingCopies == null) {
copies = null;
} else {
int length = workingCopies.length;
System.arraycopy(workingCopies, 0, copies = new ICompilationUnit[length], 0, length);
}
return newTypeHierarchy(copies, monitor);
}
/*
* @see IType#newTypeHierarchy(WorkingCopyOwner, IProgressMonitor)
*/
public ITypeHierarchy newTypeHierarchy(
WorkingCopyOwner owner,
IProgressMonitor monitor)
throws JavaModelException {
ICompilationUnit[] workingCopies = JavaModelManager.getJavaModelManager().getWorkingCopies(owner, true/*add primary working copies*/);
CreateTypeHierarchyOperation op= new CreateTypeHierarchyOperation(this, workingCopies, SearchEngine.createWorkspaceScope(), true);
op.runOperation(monitor);
return op.getResult();
}
public JavaElement resolved(Binding binding) {
SourceRefElement resolvedHandle = new ResolvedBinaryType(this.parent, this.name, new String(binding.computeUniqueKey()));
resolvedHandle.occurrenceCount = this.occurrenceCount;
return resolvedHandle;
}
/*
* Returns the source file name as defined in the given info.
* If not present in the info, infers it from this type.
*/
public String sourceFileName(IBinaryType info) {
char[] sourceFileName = info.sourceFileName();
if (sourceFileName == null) {
/*
* We assume that this type has been compiled from a file with its name
* For example, A.class comes from A.java and p.A.class comes from a file A.java
* in the folder p.
*/
if (info.isMember()) {
IType enclosingType = getDeclaringType();
if (enclosingType == null) return null; // play it safe
while (enclosingType.getDeclaringType() != null) {
enclosingType = enclosingType.getDeclaringType();
}
return enclosingType.getElementName() + Util.defaultJavaExtension();
} else if (info.isLocal() || info.isAnonymous()){
String typeQualifiedName = getTypeQualifiedName();
int dollar = typeQualifiedName.indexOf('$');
if (dollar == -1) {
// malformed inner type: name doesn't contain a dollar
return getElementName() + Util.defaultJavaExtension();
}
return typeQualifiedName.substring(0, dollar) + Util.defaultJavaExtension();
} else {
return getElementName() + Util.defaultJavaExtension();
}
} else {
int index = CharOperation.lastIndexOf('/', sourceFileName);
return new String(sourceFileName, index + 1, sourceFileName.length - index - 1);
}
}
/*
* @private Debugging purposes
*/
protected void toStringInfo(int tab, StringBuffer buffer, Object info, boolean showResolvedInfo) {
buffer.append(tabString(tab));
if (info == null) {
toStringName(buffer);
buffer.append(" (not open)"); //$NON-NLS-1$
} else if (info == NO_INFO) {
toStringName(buffer);
} else {
try {
if (isAnnotation()) {
buffer.append("@interface "); //$NON-NLS-1$
} else if (isEnum()) {
buffer.append("enum "); //$NON-NLS-1$
} else if (isInterface()) {
buffer.append("interface "); //$NON-NLS-1$
} else {
buffer.append("class "); //$NON-NLS-1$
}
toStringName(buffer);
} catch (JavaModelException e) {
buffer.append(" 0)
super.toStringName(buffer);
else
buffer.append(""); //$NON-NLS-1$
}
public String getAttachedJavadoc(IProgressMonitor monitor) throws JavaModelException {
JavadocContents javadocContents = getJavadocContents(monitor);
if (javadocContents == null) return null;
return javadocContents.getTypeDoc();
}
public JavadocContents getJavadocContents(IProgressMonitor monitor) throws JavaModelException {
PerProjectInfo projectInfo = JavaModelManager.getJavaModelManager().getPerProjectInfoCheckExistence(getJavaProject().getProject());
JavadocContents cachedJavadoc = null;
synchronized (projectInfo.javadocCache) {
cachedJavadoc = (JavadocContents) projectInfo.javadocCache.get(this);
}
if (cachedJavadoc != null && cachedJavadoc != EMPTY_JAVADOC) {
return cachedJavadoc;
}
URL baseLocation= getJavadocBaseLocation();
if (baseLocation == null) {
return null;
}
StringBuffer pathBuffer = new StringBuffer(baseLocation.toExternalForm());
if (!(pathBuffer.charAt(pathBuffer.length() - 1) == '/')) {
pathBuffer.append('/');
}
IPackageFragment pack= getPackageFragment();
String typeQualifiedName = null;
if (isMember()) {
IType currentType = this;
StringBuffer typeName = new StringBuffer();
while (currentType != null) {
typeName.insert(0, currentType.getElementName());
currentType = currentType.getDeclaringType();
if (currentType != null) {
typeName.insert(0, '.');
}
}
typeQualifiedName = new String(typeName.toString());
} else {
typeQualifiedName = getElementName();
}
pathBuffer.append(pack.getElementName().replace('.', '/')).append('/').append(typeQualifiedName).append(JavadocConstants.HTML_EXTENSION);
if (monitor != null && monitor.isCanceled()) throw new OperationCanceledException();
final String contents = getURLContents(baseLocation, String.valueOf(pathBuffer));
JavadocContents javadocContents = new JavadocContents(this, contents);
synchronized (projectInfo.javadocCache) {
projectInfo.javadocCache.put(this, javadocContents);
}
return javadocContents;
}
@Override
public boolean isLambda() {
return false;
}
}
