visit method is called with the
* corresponding parse tree. If the visitor returns true, this method
* visits this parse node's members.
*
* @param visitor the visitor
* @exception JavaModelException if this method fails. Reasons include:
* Compilation units must also check working copy state;
*
* @see Object#equals(java.lang.Object)
*/
public boolean equals(Object o) {
return super.equals(o) && !((ICompilationUnit)o).isWorkingCopy();
}
/**
* @see JavaElement#equalsDOMNode(IDOMNode)
*/
protected boolean equalsDOMNode(IDOMNode node) throws JavaModelException {
String name = getElementName();
if (node.getNodeType() == IDOMNode.COMPILATION_UNIT && name != null ) {
String nodeName = node.getName();
if (nodeName == null) return false;
if (name.equals(nodeName)) {
return true;
} else {
// iterate through all the types inside the receiver and see if one of them can fit
IType[] types = getTypes();
String typeNodeName = nodeName.substring(0, nodeName.indexOf(".java")); //$NON-NLS-1$
for (int i = 0, max = types.length; i < max; i++) {
if (types[i].getElementName().equals(typeNodeName)) {
return true;
}
}
}
}
return false;
}
/**
* @see IWorkingCopy#findElements(IJavaElement)
*/
public IJavaElement[] findElements(IJavaElement element) {
ArrayList children = new ArrayList();
while (element != null && element.getElementType() != IJavaElement.COMPILATION_UNIT) {
children.add(element);
element = element.getParent();
}
if (element == null) return null;
IJavaElement currentElement = this;
for (int i = children.size()-1; i >= 0; i--) {
IJavaElement child = (IJavaElement)children.get(i);
switch (child.getElementType()) {
// case IJavaElement.PACKAGE_DECLARATION:
// currentElement = ((ICompilationUnit)currentElement).getPackageDeclaration(child.getElementName());
// break;
// case IJavaElement.IMPORT_CONTAINER:
// currentElement = ((ICompilationUnit)currentElement).getImportContainer();
// break;
// case IJavaElement.IMPORT_DECLARATION:
// currentElement = ((IImportContainer)currentElement).getImport(child.getElementName());
// break;
case IJavaElement.TYPE:
if (currentElement.getElementType() == IJavaElement.COMPILATION_UNIT) {
currentElement = ((ICompilationUnit)currentElement).getType(child.getElementName());
} else {
currentElement = ((IType)currentElement).getType(child.getElementName());
}
break;
// case IJavaElement.INITIALIZER:
// currentElement = ((IType)currentElement).getInitializer(((JavaElement)child).getOccurrenceCount());
// break;
case IJavaElement.FIELD:
currentElement = ((IType)currentElement).getField(child.getElementName());
break;
case IJavaElement.METHOD:
return ((IType)currentElement).findMethods((IMethod)child);
}
}
if (currentElement != null && currentElement.exists()) {
return new IJavaElement[] {currentElement};
} else {
return null;
}
}
/**
* @see IWorkingCopy#findPrimaryType()
*/
public IType findPrimaryType() {
String typeName = Signature.getQualifier(this.getElementName());
IType primaryType= this.getType(typeName);
if (primaryType.exists()) {
return primaryType;
}
return null;
}
/**
* @see IWorkingCopy#findSharedWorkingCopy(IBufferFactory)
*/
public IJavaElement findSharedWorkingCopy(IBufferFactory factory) {
// if factory is null, default factory must be used
if (factory == null) factory = this.getBufferManager().getDefaultBufferFactory();
// In order to be shared, working copies have to denote the same compilation unit
// AND use the same buffer factory.
// Assuming there is a little set of buffer factories, then use a 2 level Map cache.
Map sharedWorkingCopies = JavaModelManager.getJavaModelManager().sharedWorkingCopies;
Map perFactoryWorkingCopies = (Map) sharedWorkingCopies.get(factory);
if (perFactoryWorkingCopies == null) return null;
return (WorkingCopy)perFactoryWorkingCopies.get(this);
}
protected boolean generateInfos(OpenableElementInfo info, IProgressMonitor pm, Map newElements, IResource underlyingResource) throws JavaModelException {
// if (getParent() instanceof JarPackageFragment) {
// // ignore .java files in jar
// throw newNotPresentException();
// } else {
// put the info now, because getting the contents requires it
JavaModelManager.getJavaModelManager().putInfo(this, info);
CompilationUnitElementInfo unitInfo = (CompilationUnitElementInfo) info;
// generate structure
CompilationUnitStructureRequestor requestor = new CompilationUnitStructureRequestor(this, unitInfo, newElements);
IProblemFactory factory = new DefaultProblemFactory();
SourceElementParser parser = new SourceElementParser(requestor, factory, new CompilerOptions(getJavaProject().getOptions(true)));
// SourceElementParser parser = new SourceElementParser(requestor, factory);
requestor.parser = parser;
parser.parseCompilationUnit(this, false);
if (isWorkingCopy()) {
CompilationUnit original = (CompilationUnit) getOriginalElement();
// might be IResource.NULL_STAMP if original does not exist
unitInfo.fTimestamp = ((IFile) original.getResource()).getModificationStamp();
}
return unitInfo.isStructureKnown();
// }
}
/**
* @see ICompilationUnit#getAllTypes()
*/
public IType[] getAllTypes() throws JavaModelException {
IJavaElement[] types = getTypes();
int i;
ArrayList allTypes = new ArrayList(types.length);
ArrayList typesToTraverse = new ArrayList(types.length);
for (i = 0; i < types.length; i++) {
typesToTraverse.add(types[i]);
}
while (!typesToTraverse.isEmpty()) {
IType type = (IType) typesToTraverse.get(0);
typesToTraverse.remove(type);
allTypes.add(type);
types = type.getTypes();
for (i = 0; i < types.length; i++) {
typesToTraverse.add(types[i]);
}
}
IType[] arrayOfAllTypes = new IType[allTypes.size()];
allTypes.toArray(arrayOfAllTypes);
return arrayOfAllTypes;
}
/**
* @see IMember#getCompilationUnit()
*/
public ICompilationUnit getCompilationUnit() {
return this;
}
/**
* @see org.eclipse.jdt.internal.compiler.env.ICompilationUnit#getContents()
*/
public char[] getContents() {
try {
IBuffer buffer = this.getBuffer();
return buffer == null ? null : buffer.getCharacters();
} catch (JavaModelException e) {
return CharOperation.NO_CHAR;
}
}
/**
* A compilation unit has a corresponding resource unless it is contained
* in a jar.
*
* @see IJavaElement#getCorrespondingResource()
*/
public IResource getCorrespondingResource() throws JavaModelException {
IPackageFragmentRoot root= (IPackageFragmentRoot)getParent().getParent();
if (root.isArchive()) {
return null;
} else {
return getUnderlyingResource();
}
}
/**
* @see ICompilationUnit#getElementAt(int)
*/
public IJavaElement getElementAt(int position) throws JavaModelException {
IJavaElement e= getSourceElementAt(position);
if (e == this) {
return null;
} else {
return e;
}
}
public char[] getFileName(){
return getElementName().toCharArray();
}
/**
* @see JavaElement#getHandleMementoDelimiter()
*/
protected char getHandleMementoDelimiter() {
return JavaElement.JEM_COMPILATIONUNIT;
}
/**
* @see ICompilationUnit#getImport(String)
*/
//public IImportDeclaration getImport(String name) {
// return new ImportDeclaration(getImportContainer(), name);
//}
///**
// * @see ICompilationUnit#getImportContainer()
// */
//public IImportContainer getImportContainer() {
// return new ImportContainer(this);
//}
/**
* @see ICompilationUnit#getImports()
*/
//public IImportDeclaration[] getImports() throws JavaModelException {
// IImportContainer container= getImportContainer();
// if (container.exists()) {
// IJavaElement[] elements= container.getChildren();
// IImportDeclaration[] imprts= new IImportDeclaration[elements.length];
// System.arraycopy(elements, 0, imprts, 0, elements.length);
// return imprts;
// } else if (!exists()) {
// throw newNotPresentException();
// } else {
// return new IImportDeclaration[0];
// }
//
//}
/**
* @see org.eclipse.jdt.internal.compiler.env.ICompilationUnit#getMainTypeName()
*/
public char[] getMainTypeName(){
String name= getElementName();
//remove the .java
name= name.substring(0, name.length() - 5);
return name.toCharArray();
}
/**
* Returns null, this is not a working copy.
*
* @see IWorkingCopy#getOriginal(IJavaElement)
*/
public IJavaElement getOriginal(IJavaElement workingCopyElement) {
return null;
}
/**
* Returns null, this is not a working copy.
*
* @see IWorkingCopy#getOriginalElement()
*/
public IJavaElement getOriginalElement() {
return null;
}
/**
* @see ICompilationUnit#getPackageDeclaration(String)
*/
public IPackageDeclaration getPackageDeclaration(String name) {
return new PackageDeclaration(this, name);
}
/**
* @see ICompilationUnit#getPackageDeclarations()
*/
public IPackageDeclaration[] getPackageDeclarations() throws JavaModelException {
ArrayList list = getChildrenOfType(PACKAGE_DECLARATION);
IPackageDeclaration[] array= new IPackageDeclaration[list.size()];
list.toArray(array);
return array;
}
/**
* @see org.eclipse.jdt.internal.compiler.env.ICompilationUnit#getPackageName()
*/
public char[][] getPackageName() {
return null;
}
/**
* @see IJavaElement#getPath()
*/
public IPath getPath() {
PackageFragmentRoot root = this.getPackageFragmentRoot();
if (root.isArchive()) {
return root.getPath();
} else {
return this.getParent().getPath().append(this.getElementName());
}
}
/**
* @see IJavaElement#getResource()
*/
public IResource getResource() {
PackageFragmentRoot root = this.getPackageFragmentRoot();
if (root.isArchive()) {
return root.getResource();
} else {
return ((IContainer)this.getParent().getResource()).getFile(new Path(this.getElementName()));
}
}
/**
* @see ISourceReference#getSource()
*/
public String getSource() throws JavaModelException {
IBuffer buffer = getBuffer();
if (buffer == null) return ""; //$NON-NLS-1$
return buffer.getContents();
}
/**
* @see ISourceReference#getSourceRange()
*/
public ISourceRange getSourceRange() throws JavaModelException {
return ((CompilationUnitElementInfo) getElementInfo()).getSourceRange();
}
/**
* @see ICompilationUnit#getType(String)
*/
public IType getType(String name) {
return new SourceType(this, name);
}
/**
* @see ICompilationUnit#getTypes()
*/
public IType[] getTypes() throws JavaModelException {
ArrayList list = getChildrenOfType(TYPE);
IType[] array= new IType[list.size()];
list.toArray(array);
return array;
}
public IResource getUnderlyingResource() throws JavaModelException {
if (FIX_BUG25184) {
return super.getUnderlyingResource();
} else {
return getResource();
}
}
/**
* @see IWorkingCopy#getSharedWorkingCopy(IProgressMonitor, IBufferFactory, IProblemRequestor)
*/
public IJavaElement getSharedWorkingCopy(IProgressMonitor pm, IBufferFactory factory, IProblemRequestor problemRequestor) throws JavaModelException {
// if factory is null, default factory must be used
if (factory == null) factory = this.getBufferManager().getDefaultBufferFactory();
JavaModelManager manager = JavaModelManager.getJavaModelManager();
// In order to be shared, working copies have to denote the same compilation unit
// AND use the same buffer factory.
// Assuming there is a little set of buffer factories, then use a 2 level Map cache.
Map sharedWorkingCopies = manager.sharedWorkingCopies;
Map perFactoryWorkingCopies = (Map) sharedWorkingCopies.get(factory);
if (perFactoryWorkingCopies == null){
perFactoryWorkingCopies = new HashMap();
sharedWorkingCopies.put(factory, perFactoryWorkingCopies);
}
WorkingCopy workingCopy = (WorkingCopy)perFactoryWorkingCopies.get(this);
if (workingCopy != null) {
workingCopy.useCount++;
if (SHARED_WC_VERBOSE) {
System.out.println("Incrementing use count of shared working copy " + workingCopy.toStringWithAncestors()); //$NON-NLS-1$
}
return workingCopy;
} else {
CreateWorkingCopyOperation op = new CreateWorkingCopyOperation(this, perFactoryWorkingCopies, factory, problemRequestor);
runOperation(op, pm);
return op.getResultElements()[0];
}
}
/**
* @see IWorkingCopy#getWorkingCopy()
*/
public IJavaElement getWorkingCopy() throws JavaModelException {
return this.getWorkingCopy(null, null, null);
}
/**
* @see IWorkingCopy#getWorkingCopy(IProgressMonitor, IBufferFactory, IProblemRequestor)
*/
public IJavaElement getWorkingCopy(IProgressMonitor pm, IBufferFactory factory, IProblemRequestor problemRequestor) throws JavaModelException {
CreateWorkingCopyOperation op = new CreateWorkingCopyOperation(this, null, factory, problemRequestor);
runOperation(op, pm);
return op.getResultElements()[0];
}
/**
* @see Openable#hasBuffer()
*/
protected boolean hasBuffer() {
return true;
}
/**
* If I am not open, return true to avoid parsing.
*
* @see IParent#hasChildren()
*/
public boolean hasChildren() throws JavaModelException {
// if (isOpen()) {
// return getChildren().length > 0;
// } else {
// return true;
// }
return false;
}
/**
* Returns false, this is not a working copy.
*
* @see IWorkingCopy#isBasedOn(IResource)
*/
public boolean isBasedOn(IResource resource) {
return false;
}
/**
* @see IOpenable#isConsistent()
*/
public boolean isConsistent() throws JavaModelException {
return JavaModelManager.getJavaModelManager().getElementsOutOfSynchWithBuffers().get(this) == null;
}
/**
* @see Openable#isSourceElement()
*/
protected boolean isSourceElement() {
return true;
}
/**
* @see IWorkingCopy#isWorkingCopy()
*/
public boolean isWorkingCopy() {
return false;
}
/**
* @see IOpenable#makeConsistent(IProgressMonitor)
*/
public void makeConsistent(IProgressMonitor monitor) throws JavaModelException {
if (!isConsistent()) { // TODO: this code isn't synchronized with regular opening of a working copy
// create a new info and make it the current info
OpenableElementInfo info = createElementInfo();
buildStructure(info, monitor);
}
}
/**
* @see ISourceManipulation#move(IJavaElement, IJavaElement, String, boolean, IProgressMonitor)
*/
public void move(IJavaElement container, IJavaElement sibling, String rename, boolean force, IProgressMonitor monitor) throws JavaModelException {
if (container == null) {
throw new IllegalArgumentException(Util.bind("operation.nullContainer")); //$NON-NLS-1$
}
IJavaElement[] elements= new IJavaElement[] {this};
IJavaElement[] containers= new IJavaElement[] {container};
String[] renamings= null;
if (rename != null) {
renamings= new String[] {rename};
}
getJavaModel().move(elements, containers, null, renamings, force, monitor);
}
/**
* @see Openable#openBuffer(IProgressMonitor)
*/
protected IBuffer openBuffer(IProgressMonitor pm) throws JavaModelException {
// create buffer - compilation units only use default buffer factory
BufferManager bufManager = getBufferManager();
IBuffer buffer = getBufferFactory().createBuffer(this);
if (buffer == null) return null;
// set the buffer source
if (buffer.getCharacters() == null){
IFile file = (IFile)this.getResource();
if (file == null || !file.exists()) throw newNotPresentException();
buffer.setContents(Util.getResourceContentsAsCharArray(file));
}
// add buffer to buffer cache
bufManager.addBuffer(buffer);
// listen to buffer changes
buffer.addBufferChangedListener(this);
return buffer;
}
protected void openParent(IProgressMonitor pm) throws JavaModelException {
if (FIX_BUG25184) {
super.openParent(pm);
} else {
try {
super.openParent(pm);
} catch(JavaModelException e){
// allow parent to not exist for compilation units defined outside classpath
if (!e.isDoesNotExist()){
throw e;
}
}
}
}
protected boolean parentExists() {
if (FIX_BUG25184) {
return super.parentExists();
} else {
return true; // tolerate units outside classpath
}
}
/**
* @see IWorkingCopy#reconcile()
*/
public IMarker[] reconcile() throws JavaModelException {
// Reconciling is not supported on non working copies
return null;
}
/**
* @see IWorkingCopy#reconcile(boolean, IProgressMonitor)
*/
public void reconcile(
boolean forceProblemDetection,
IProgressMonitor monitor)
throws JavaModelException {
// Reconciling is not supported on non working copies
}
/**
* @see ISourceManipulation#rename(String, boolean, IProgressMonitor)
*/
public void rename(String name, boolean force, IProgressMonitor monitor) throws JavaModelException {
if (name == null) {
throw new IllegalArgumentException(Util.bind("operation.nullName")); //$NON-NLS-1$
}
IJavaElement[] elements= new IJavaElement[] {this};
IJavaElement[] dests= new IJavaElement[] {this.getParent()};
String[] renamings= new String[] {name};
getJavaModel().rename(elements, dests, renamings, force, monitor);
}
/**
* Does nothing - this is not a working copy.
*
* @see IWorkingCopy#restore()
*/
public void restore () throws JavaModelException {
}
/**
* @see ICodeAssist#codeComplete(int, ICodeCompletionRequestor)
* @deprecated - use codeComplete(int, ICompletionRequestor)
*/
//public void codeComplete(int offset, final ICodeCompletionRequestor requestor) throws JavaModelException {
//
// if (requestor == null){
// codeComplete(offset, (ICompletionRequestor)null);
// return;
// }
// codeComplete(
// offset,
// new ICompletionRequestor(){
// public void acceptAnonymousType(char[] superTypePackageName,char[] superTypeName,char[][] parameterPackageNames,char[][] parameterTypeNames,char[][] parameterNames,char[] completionName,int modifiers,int completionStart,int completionEnd, int relevance){
// }
// public void acceptClass(char[] packageName, char[] className, char[] completionName, int modifiers, int completionStart, int completionEnd, int relevance) {
// requestor.acceptClass(packageName, className, completionName, modifiers, completionStart, completionEnd);
// }
// public void acceptError(IProblem error) {
// if (true) return; // was disabled in 1.0
//
// try {
// IMarker marker = ResourcesPlugin.getWorkspace().getRoot().createMarker(IJavaModelMarker.TRANSIENT_PROBLEM);
// marker.setAttribute(IJavaModelMarker.ID, error.getID());
// marker.setAttribute(IMarker.CHAR_START, error.getSourceStart());
// marker.setAttribute(IMarker.CHAR_END, error.getSourceEnd() + 1);
// marker.setAttribute(IMarker.LINE_NUMBER, error.getSourceLineNumber());
// marker.setAttribute(IMarker.MESSAGE, error.getMessage());
// marker.setAttribute(IMarker.SEVERITY, IMarker.SEVERITY_ERROR);
// requestor.acceptError(marker);
// } catch(CoreException e){
// }
// }
// public void acceptField(char[] declaringTypePackageName, char[] declaringTypeName, char[] name, char[] typePackageName, char[] typeName, char[] completionName, int modifiers, int completionStart, int completionEnd, int relevance) {
// requestor.acceptField(declaringTypePackageName, declaringTypeName, name, typePackageName, typeName, completionName, modifiers, completionStart, completionEnd);
// }
// public void acceptInterface(char[] packageName,char[] interfaceName,char[] completionName,int modifiers,int completionStart,int completionEnd, int relevance) {
// requestor.acceptInterface(packageName, interfaceName, completionName, modifiers, completionStart, completionEnd);
// }
// public void acceptKeyword(char[] keywordName,int completionStart,int completionEnd, int relevance){
// requestor.acceptKeyword(keywordName, completionStart, completionEnd);
// }
// public void acceptLabel(char[] labelName,int completionStart,int completionEnd, int relevance){
// requestor.acceptLabel(labelName, completionStart, completionEnd);
// }
// public void acceptLocalVariable(char[] name,char[] typePackageName,char[] typeName,int modifiers,int completionStart,int completionEnd, int relevance){
// // ignore
// }
// public void acceptMethod(char[] declaringTypePackageName,char[] declaringTypeName,char[] selector,char[][] parameterPackageNames,char[][] parameterTypeNames,char[][] parameterNames,char[] returnTypePackageName,char[] returnTypeName,char[] completionName,int modifiers,int completionStart,int completionEnd, int relevance){
// // skip parameter names
// requestor.acceptMethod(declaringTypePackageName, declaringTypeName, selector, parameterPackageNames, parameterTypeNames, returnTypePackageName, returnTypeName, completionName, modifiers, completionStart, completionEnd);
// }
// public void acceptMethodDeclaration(char[] declaringTypePackageName,char[] declaringTypeName,char[] selector,char[][] parameterPackageNames,char[][] parameterTypeNames,char[][] parameterNames,char[] returnTypePackageName,char[] returnTypeName,char[] completionName,int modifiers,int completionStart,int completionEnd, int relevance){
// // ignore
// }
// public void acceptModifier(char[] modifierName,int completionStart,int completionEnd, int relevance){
// requestor.acceptModifier(modifierName, completionStart, completionEnd);
// }
// public void acceptPackage(char[] packageName,char[] completionName,int completionStart,int completionEnd, int relevance){
// requestor.acceptPackage(packageName, completionName, completionStart, completionEnd);
// }
// public void acceptType(char[] packageName,char[] typeName,char[] completionName,int completionStart,int completionEnd, int relevance){
// requestor.acceptType(packageName, typeName, completionName, completionStart, completionEnd);
// }
// public void acceptVariableName(char[] typePackageName,char[] typeName,char[] name,char[] completionName,int completionStart,int completionEnd, int relevance){
// // ignore
// }
// });
//}
/**
* @see JavaElement#rootedAt(IJavaProject)
*/
public IJavaElement rootedAt(IJavaProject project) {
return
new CompilationUnit(
(IPackageFragment)((JavaElement)fParent).rootedAt(project),
fName);
}
}