blob: 63a4319e81ab39ba4f1660e5ba72ef349c1d520f [file] [log] [blame]
/*******************************************************************************
* Copyright (c) 2000, 2008 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
* Technical University Berlin - extended API and implementation
*******************************************************************************/
package org.eclipse.jdt.internal.core;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jdt.core.*;
import org.eclipse.jdt.core.compiler.*;
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.lookup.Binding;
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.objectteams.otdt.core.ICallinMapping;
import org.eclipse.objectteams.otdt.core.IFieldAccessSpec;
import org.eclipse.objectteams.otdt.core.IOTJavaElement;
import org.eclipse.objectteams.otdt.core.IRoleType;
import org.eclipse.objectteams.otdt.core.OTModelManager;
import org.eclipse.objectteams.otdt.core.exceptions.InternalCompilerError;
import org.eclipse.objectteams.otdt.core.util.MethodData;
import org.eclipse.objectteams.otdt.internal.core.CallinMapping;
import org.eclipse.objectteams.otdt.internal.core.CalloutMapping;
import org.eclipse.objectteams.otdt.internal.core.CalloutToFieldMapping;
import org.eclipse.objectteams.otdt.internal.core.MethodMapping;
import org.eclipse.objectteams.otdt.internal.core.OTJavaElement;
/**
* Handle for a source type. Info object is a SourceTypeElementInfo.
*
* Note: Parent is either an IClassFile, an ICompilationUnit or an IType.
*
* @see IType
*/
public class SourceType extends NamedMember implements IType {
protected SourceType(JavaElement parent, String name) {
super(parent, name);
}
protected void closing(Object info) throws JavaModelException {
super.closing(info);
SourceTypeElementInfo elementInfo = (SourceTypeElementInfo) info;
ITypeParameter[] typeParameters = elementInfo.typeParameters;
for (int i = 0, length = typeParameters.length; i < length; i++) {
((TypeParameter) typeParameters[i]).close();
}
}
/**
* @see IType
* @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
* @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
*/
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
*/
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
*/
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
*/
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 = getCompilationUnit().getSource();
if (source != null && insertion > -1 && insertion < source.length()) {
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(),
getParent());
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
*/
public IField createField(String contents, IJavaElement sibling, boolean force, IProgressMonitor monitor) throws JavaModelException {
CreateFieldOperation op = new CreateFieldOperation(this, contents, force);
if (sibling != null) {
op.createBefore(sibling);
}
op.runOperation(monitor);
return (IField) op.getResultElements()[0];
}
/**
* @see IType
*/
public IInitializer createInitializer(String contents, IJavaElement sibling, IProgressMonitor monitor) throws JavaModelException {
CreateInitializerOperation op = new CreateInitializerOperation(this, contents);
if (sibling != null) {
op.createBefore(sibling);
}
op.runOperation(monitor);
return (IInitializer) op.getResultElements()[0];
}
/**
* @see IType
*/
public IMethod createMethod(String contents, IJavaElement sibling, boolean force, IProgressMonitor monitor) throws JavaModelException {
CreateMethodOperation op = new CreateMethodOperation(this, contents, force);
if (sibling != null) {
op.createBefore(sibling);
}
op.runOperation(monitor);
return (IMethod) op.getResultElements()[0];
}
/**
* @see IType
*/
public IType createType(String contents, IJavaElement sibling, boolean force, IProgressMonitor monitor) throws JavaModelException {
CreateTypeOperation op = new CreateTypeOperation(this, contents, force);
if (sibling != null) {
op.createBefore(sibling);
}
op.runOperation(monitor);
return (IType) op.getResultElements()[0];
}
public boolean equals(Object o) {
if (!(o instanceof SourceType)) return false;
return super.equals(o);
}
/*
* @see IType
*/
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 {
AnnotatableInfo info = (AnnotatableInfo) getElementInfo();
return info.annotations;
}
public IJavaElement[] getChildrenForCategory(String category) throws JavaModelException {
IJavaElement[] children = getChildren();
int length = children.length;
if (length == 0) return NO_ELEMENTS;
SourceTypeElementInfo info = (SourceTypeElementInfo) getElementInfo();
HashMap categories = info.getCategories();
if (categories == null) return NO_ELEMENTS;
IJavaElement[] result = new IJavaElement[length];
int index = 0;
for (int i = 0; i < length; i++) {
IJavaElement child = children[i];
String[] elementCategories = (String[]) categories.get(child);
if (elementCategories != null)
for (int j = 0, length2 = elementCategories.length; j < length2; j++) {
if (elementCategories[j].equals(category))
result[index++] = child;
}
}
if (index == 0) return NO_ELEMENTS;
if (index < length)
System.arraycopy(result, 0, result = new IJavaElement[index], 0, index);
return result;
}
/**
* @see IMember
*/
public IType getDeclaringType() {
IJavaElement parentElement = getParent();
while (parentElement != null) {
if (parentElement.getElementType() == IJavaElement.TYPE) {
return (IType) parentElement;
} else
if (parentElement instanceof IMember) {
parentElement = parentElement.getParent();
} else {
return null;
}
}
return null;
}
/**
* @see IJavaElement
*/
public int getElementType() {
return TYPE;
}
/**
* @see IType#getField
*/
public IField getField(String fieldName) {
return new SourceField(this, fieldName);
}
/**
* @see IType
*/
public IField[] getFields() throws JavaModelException {
ArrayList list = getChildrenOfType(FIELD);
IField[] array= new IField[list.size()];
list.toArray(array);
return array;
}
/**
* @see IType#getFullyQualifiedName()
*/
public String getFullyQualifiedName() {
return this.getFullyQualifiedName('$');
}
/**
* @see IType#getFullyQualifiedName(char)
*/
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_TYPE:
case JEM_TYPE_PARAMETER:
case JEM_LOCALVARIABLE:
case JEM_ANNOTATION:
return method.getHandleFromMemento(token, memento, workingCopyOwner);
default:
return method;
}
//{ObjectTeams: method mappings:
case OTJavaElement.OTEM_METHODMAPPING:
// kind and flags:
int kind = 0;
int callinKind = 0;
boolean hasSign = false;
boolean isOverride = false;
boolean isSetter = false;
{
String bindingKind = memento.nextToken();
switch(bindingKind.charAt(0)) {
case 'a': kind = IOTJavaElement.CALLIN_MAPPING; callinKind = ICallinMapping.KIND_AFTER; break;
case 'b': kind = IOTJavaElement.CALLIN_MAPPING; callinKind = ICallinMapping.KIND_BEFORE; break;
case 'r': kind = IOTJavaElement.CALLIN_MAPPING; callinKind = ICallinMapping.KIND_REPLACE; break;
case 'O': isOverride = true; //$FALL-THROUGH$
case 'o': kind = IOTJavaElement.CALLOUT_MAPPING; break;
case 'G': isOverride = true; //$FALL-THROUGH$
case 'g': kind = IOTJavaElement.CALLOUT_TO_FIELD_MAPPING; break;
case 'S': isOverride = true; //$FALL-THROUGH$
case 's': kind = IOTJavaElement.CALLOUT_TO_FIELD_MAPPING; isSetter = true; break;
}
hasSign = bindingKind.charAt(1) == 'l'; // long?
memento.nextToken(); // skip separator
}
// name (callin only):
String bindingName = null;
if (kind == IOTJavaElement.CALLIN_MAPPING) {
bindingName = memento.nextToken();
if (bindingName.charAt(0) == '<') {
StringBuffer buf = new StringBuffer();
buf.append(bindingName);
String next = memento.nextToken();
while (next.charAt(0) != OTJavaElement.OTEM_METHODMAPPING) {
buf.append(next);
next = memento.nextToken();
}
bindingName = buf.toString();
} else {
memento.nextToken(); // consume separator OTEM_METHODMAPPING
}
}
// role method:
MethodData roleMethod = MethodMapping.createMethodData(memento, memento.nextToken());
// base methods:
List<MethodData> baseMethods = new ArrayList<MethodData>();
if (kind != IOTJavaElement.CALLOUT_TO_FIELD_MAPPING) {
String tok = memento.nextToken();
while (tok.charAt(0) != OTJavaElement.OTEM_METHODMAPPING) {
baseMethods.add(MethodMapping.createMethodData(memento, tok));
tok = memento.nextToken();
}
}
// assemble:
IRoleType ottype = (IRoleType) OTModelManager.getOTElement(this);
IMethod corrJavaMethod = getMethod(roleMethod.getSelector(), roleMethod.getArgumentTypes());
switch (kind) {
case IOTJavaElement.CALLIN_MAPPING:
MethodData[] baseMethodArray = baseMethods.toArray(new MethodData[baseMethods.size()]);
return new CallinMapping(0, 0, 0, 0, ottype, corrJavaMethod, bindingName.toCharArray(), callinKind, roleMethod, baseMethodArray, hasSign);
case IOTJavaElement.CALLOUT_MAPPING:
// for callouts it is legal to not have a base method (due to some resolving problem)
return new CalloutMapping(0, 0, 0, 0, ottype, corrJavaMethod, roleMethod, (baseMethods.isEmpty() ? null : baseMethods.get(0)), hasSign, isOverride, 0/*declaredModifiers*/);
case IOTJavaElement.CALLOUT_TO_FIELD_MAPPING:
IFieldAccessSpec baseField = CalloutToFieldMapping.createFieldData(memento, isSetter);
return new CalloutToFieldMapping(0, 0, 0, 0, ottype, corrJavaMethod, roleMethod, baseField, hasSign, isOverride);
default:
throw new InternalCompilerError("Unexpected mapping kind");
}
// SH}
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
*/
public IInitializer getInitializer(int count) {
return new Initializer(this, count);
}
/**
* @see IType
*/
public IInitializer[] getInitializers() throws JavaModelException {
ArrayList list = getChildrenOfType(INITIALIZER);
IInitializer[] array= new IInitializer[list.size()];
list.toArray(array);
return array;
}
/* (non-Javadoc)
* @see org.eclipse.jdt.core.IType#getKey()
*/
public String getKey() {
try {
return getKey(this, false/*don't open*/);
} catch (JavaModelException e) {
// happen only if force open is true
return null;
}
}
/**
* @see IType#getMethod
*/
public IMethod getMethod(String selector, String[] parameterTypeSignatures) {
return new SourceMethod(this, selector, parameterTypeSignatures);
}
/**
* @see IType
*/
public IMethod[] getMethods() throws JavaModelException {
ArrayList list = getChildrenOfType(METHOD);
IMethod[] array= new IMethod[list.size()];
list.toArray(array);
return array;
}
/**
* @see IType
*/
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 JavaElement#getPrimaryElement(boolean)
*/
public IJavaElement getPrimaryElement(boolean checkOwner) {
if (checkOwner) {
CompilationUnit cu = (CompilationUnit)getAncestor(COMPILATION_UNIT);
if (cu.isPrimary()) return this;
}
IJavaElement primaryParent = this.parent.getPrimaryElement(false);
switch (primaryParent.getElementType()) {
case IJavaElement.COMPILATION_UNIT:
return ((ICompilationUnit)primaryParent).getType(this.name);
case IJavaElement.TYPE:
return ((IType)primaryParent).getType(this.name);
case IJavaElement.FIELD:
case IJavaElement.INITIALIZER:
case IJavaElement.METHOD:
return ((IMember)primaryParent).getType(this.name, this.occurrenceCount);
}
return this;
}
/**
* @see IType
*/
public String getSuperclassName() throws JavaModelException {
SourceTypeElementInfo info = (SourceTypeElementInfo) getElementInfo();
char[] superclassName= info.getSuperclassName();
if (superclassName == null) {
return null;
}
return new String(superclassName);
}
/**
* @see IType#getSuperclassTypeSignature()
* @since 3.0
*/
public String getSuperclassTypeSignature() throws JavaModelException {
SourceTypeElementInfo info = (SourceTypeElementInfo) getElementInfo();
char[] superclassName= info.getSuperclassName();
if (superclassName == null) {
return null;
}
return new String(Signature.createTypeSignature(superclassName, false));
}
/**
* @see IType
*/
public String[] getSuperInterfaceNames() throws JavaModelException {
SourceTypeElementInfo info = (SourceTypeElementInfo) getElementInfo();
char[][] names= info.getInterfaceNames();
return CharOperation.toStrings(names);
}
/**
* @see IType#getSuperInterfaceTypeSignatures()
* @since 3.0
*/
public String[] getSuperInterfaceTypeSignatures() throws JavaModelException {
SourceTypeElementInfo info = (SourceTypeElementInfo) getElementInfo();
char[][] names= info.getInterfaceNames();
if (names == null) {
return CharOperation.NO_STRINGS;
}
String[] strings= new String[names.length];
for (int i= 0; i < names.length; i++) {
strings[i]= new String(Signature.createTypeSignature(names[i], false));
}
return strings;
}
public ITypeParameter[] getTypeParameters() throws JavaModelException {
SourceTypeElementInfo info = (SourceTypeElementInfo) getElementInfo();
return info.typeParameters;
}
/**
* @see IType#getTypeParameterSignatures()
* @since 3.0
*/
public String[] getTypeParameterSignatures() throws JavaModelException {
ITypeParameter[] typeParameters = getTypeParameters();
int length = typeParameters.length;
String[] typeParameterSignatures = new String[length];
for (int i = 0; i < length; i++) {
TypeParameter typeParameter = (TypeParameter) typeParameters[i];
TypeParameterElementInfo info = (TypeParameterElementInfo) typeParameter.getElementInfo();
char[][] bounds = info.bounds;
if (bounds == null) {
typeParameterSignatures[i] = Signature.createTypeParameterSignature(typeParameter.getElementName(), CharOperation.NO_STRINGS);
} else {
int boundsLength = bounds.length;
char[][] boundSignatures = new char[boundsLength][];
for (int j = 0; j < boundsLength; j++) {
boundSignatures[j] = Signature.createCharArrayTypeSignature(bounds[j], false);
}
typeParameterSignatures[i] = new String(Signature.createTypeParameterSignature(typeParameter.getElementName().toCharArray(), boundSignatures));
}
}
return typeParameterSignatures;
}
/**
* @see IType
*/
public IType getType(String typeName) {
return new SourceType(this, 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
*/
public IType[] getTypes() throws JavaModelException {
ArrayList list= getChildrenOfType(TYPE);
IType[] array= new IType[list.size()];
list.toArray(array);
return array;
}
/**
* @see IType#isAnonymous()
*/
public boolean isAnonymous() {
return this.name.length() == 0;
}
/**
* @see IType
*/
public boolean isClass() throws JavaModelException {
SourceTypeElementInfo info = (SourceTypeElementInfo) getElementInfo();
return TypeDeclaration.kind(info.getModifiers()) == TypeDeclaration.CLASS_DECL;
}
/**
* @see IType#isEnum()
* @since 3.0
*/
public boolean isEnum() throws JavaModelException {
SourceTypeElementInfo info = (SourceTypeElementInfo) getElementInfo();
return TypeDeclaration.kind(info.getModifiers()) == TypeDeclaration.ENUM_DECL;
}
/**
* @see IType
*/
public boolean isInterface() throws JavaModelException {
SourceTypeElementInfo info = (SourceTypeElementInfo) 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 {
SourceTypeElementInfo info = (SourceTypeElementInfo) getElementInfo();
return TypeDeclaration.kind(info.getModifiers()) == TypeDeclaration.ANNOTATION_TYPE_DECL;
}
/**
* @see IType#isLocal()
*/
public boolean isLocal() {
switch (this.parent.getElementType()) {
case IJavaElement.METHOD:
case IJavaElement.INITIALIZER:
case IJavaElement.FIELD:
return true;
default:
return false;
}
}
/**
* @see IType#isMember()
*/
public boolean isMember() {
return getDeclaringType() != null;
}
/* (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);
}
/**
* NOTE: This method is not part of the API has it is not clear clients would easily use it: they would need to
* first make sure all working copies for the given owner exist before calling it. This is especially har at startup
* time.
* In case clients want this API, here is how it should be specified:
* <p>
* Loads a previously saved ITypeHierarchy from an input stream. A type hierarchy can
* be stored using ITypeHierachy#store(OutputStream). A compilation unit of a
* loaded type has the given owner if such a working copy exists, otherwise the type's
* compilation unit is a primary compilation unit.
*
* Only hierarchies originally created by the following methods can be loaded:
* <ul>
* <li>IType#newSupertypeHierarchy(IProgressMonitor)</li>
* <li>IType#newSupertypeHierarchy(WorkingCopyOwner, IProgressMonitor)</li>
* <li>IType#newTypeHierarchy(IJavaProject, IProgressMonitor)</li>
* <li>IType#newTypeHierarchy(IJavaProject, WorkingCopyOwner, IProgressMonitor)</li>
* <li>IType#newTypeHierarchy(IProgressMonitor)</li>
* <li>IType#newTypeHierarchy(WorkingCopyOwner, IProgressMonitor)</li>
* </u>
*
* @param input stream where hierarchy will be read
* @param monitor the given progress monitor
* @return the stored hierarchy
* @exception JavaModelException if the hierarchy could not be restored, reasons include:
* - type is not the focus of the hierarchy or
* - unable to read the input stream (wrong format, IOException during reading, ...)
* @see ITypeHierarchy#store(java.io.OutputStream, IProgressMonitor)
* @since 3.0
*/
public ITypeHierarchy loadTypeHierachy(InputStream input, WorkingCopyOwner owner, IProgressMonitor monitor) throws JavaModelException {
// TODO monitor should be passed to TypeHierarchy.load(...)
return TypeHierarchy.load(this, input, owner);
}
/**
* @see IType
*/
public ITypeHierarchy newSupertypeHierarchy(IProgressMonitor monitor) throws JavaModelException {
return this.newSupertypeHierarchy(DefaultWorkingCopyOwner.PRIMARY, monitor);
}
/*
* @see IType#newSupertypeHierarchy(ICompilationUnit[], IProgressMonitor)
*/
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
*/
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();
}
/**
* @see IType
*/
public ITypeHierarchy newTypeHierarchy(IProgressMonitor monitor) throws JavaModelException {
// https://bugs.eclipse.org/bugs/show_bug.cgi?id=228845, The new type hierarchy should consider changes in primary
// working copy.
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 ResolvedSourceType(this.parent, this.name, new String(binding.computeUniqueKey()));
resolvedHandle.occurrenceCount = this.occurrenceCount;
return resolvedHandle;
}
/**
* @private Debugging purposes
*/
protected void toStringInfo(int tab, StringBuffer buffer, Object info, boolean showResolvedInfo) {
buffer.append(tabString(tab));
if (info == null) {
String elementName = getElementName();
if (elementName.length() == 0) {
buffer.append("<anonymous #"); //$NON-NLS-1$
buffer.append(this.occurrenceCount);
buffer.append(">"); //$NON-NLS-1$
} else {
toStringName(buffer);
}
buffer.append(" (not open)"); //$NON-NLS-1$
} else if (info == NO_INFO) {
String elementName = getElementName();
if (elementName.length() == 0) {
buffer.append("<anonymous #"); //$NON-NLS-1$
buffer.append(this.occurrenceCount);
buffer.append(">"); //$NON-NLS-1$
} else {
toStringName(buffer);
}
} else {
try {
if (isEnum()) {
buffer.append("enum "); //$NON-NLS-1$
} else if (isAnnotation()) {
buffer.append("@interface "); //$NON-NLS-1$
} else if (isInterface()) {
buffer.append("interface "); //$NON-NLS-1$
} else {
buffer.append("class "); //$NON-NLS-1$
}
String elementName = getElementName();
if (elementName.length() == 0) {
buffer.append("<anonymous #"); //$NON-NLS-1$
buffer.append(this.occurrenceCount);
buffer.append(">"); //$NON-NLS-1$
} else {
toStringName(buffer);
}
} catch (JavaModelException e) {
buffer.append("<JavaModelException in toString of " + getElementName()); //$NON-NLS-1$
}
}
}
}