| /******************************************************************************* |
| * 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 |
| * Alex Smirnoff (alexsmr@sympatico.ca) - part of the changes to support Java-like extension |
| * (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=71460) |
| *******************************************************************************/ |
| package org.eclipse.wst.jsdt.internal.core; |
| |
| import java.net.URI; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| import org.eclipse.core.resources.IContainer; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.PerformanceStats; |
| import org.eclipse.wst.jsdt.core.CompletionRequestor; |
| import org.eclipse.wst.jsdt.core.Flags; |
| import org.eclipse.wst.jsdt.core.IBuffer; |
| import org.eclipse.wst.jsdt.core.IBufferFactory; |
| import org.eclipse.wst.jsdt.core.IField; |
| import org.eclipse.wst.jsdt.core.IFunction; |
| import org.eclipse.wst.jsdt.core.IImportContainer; |
| import org.eclipse.wst.jsdt.core.IImportDeclaration; |
| import org.eclipse.wst.jsdt.core.IJavaScriptElement; |
| import org.eclipse.wst.jsdt.core.IJavaScriptModelStatusConstants; |
| import org.eclipse.wst.jsdt.core.IJavaScriptProject; |
| import org.eclipse.wst.jsdt.core.IJavaScriptUnit; |
| import org.eclipse.wst.jsdt.core.IMember; |
| import org.eclipse.wst.jsdt.core.IPackageDeclaration; |
| import org.eclipse.wst.jsdt.core.IPackageFragment; |
| import org.eclipse.wst.jsdt.core.IPackageFragmentRoot; |
| import org.eclipse.wst.jsdt.core.IProblemRequestor; |
| import org.eclipse.wst.jsdt.core.ISourceRange; |
| import org.eclipse.wst.jsdt.core.IType; |
| import org.eclipse.wst.jsdt.core.ITypeRoot; |
| import org.eclipse.wst.jsdt.core.JavaScriptConventions; |
| import org.eclipse.wst.jsdt.core.JavaScriptCore; |
| import org.eclipse.wst.jsdt.core.JavaScriptModelException; |
| import org.eclipse.wst.jsdt.core.JsGlobalScopeContainerInitializer; |
| import org.eclipse.wst.jsdt.core.LibrarySuperType; |
| import org.eclipse.wst.jsdt.core.Signature; |
| import org.eclipse.wst.jsdt.core.WorkingCopyOwner; |
| import org.eclipse.wst.jsdt.core.compiler.CategorizedProblem; |
| import org.eclipse.wst.jsdt.core.compiler.CharOperation; |
| import org.eclipse.wst.jsdt.core.dom.AST; |
| import org.eclipse.wst.jsdt.internal.compiler.IProblemFactory; |
| import org.eclipse.wst.jsdt.internal.compiler.SourceElementParser; |
| import org.eclipse.wst.jsdt.internal.compiler.ast.CompilationUnitDeclaration; |
| import org.eclipse.wst.jsdt.internal.compiler.impl.CompilerOptions; |
| import org.eclipse.wst.jsdt.internal.compiler.problem.DefaultProblemFactory; |
| import org.eclipse.wst.jsdt.internal.compiler.util.SuffixConstants; |
| import org.eclipse.wst.jsdt.internal.core.util.MementoTokenizer; |
| import org.eclipse.wst.jsdt.internal.core.util.Messages; |
| import org.eclipse.wst.jsdt.internal.core.util.Util; |
| |
| /** |
| * @see IJavaScriptUnit |
| */ |
| public class CompilationUnit extends Openable implements IJavaScriptUnit, org.eclipse.wst.jsdt.internal.compiler.env.ICompilationUnit, SuffixConstants, IVirtualParent { |
| /** |
| * Internal synonynm for deprecated constant AST.JSL2 |
| * to alleviate deprecation warnings. |
| * @deprecated |
| */ |
| /*package*/ static final int JLS2_INTERNAL = AST.JLS2; |
| |
| private static final IImportDeclaration[] NO_IMPORTS = new IImportDeclaration[0]; |
| protected String name; |
| public WorkingCopyOwner owner; |
| public String superTypeName; |
| |
| /** |
| * Constructs a handle to a compilation unit with the given name in the |
| * specified package for the specified owner |
| */ |
| public CompilationUnit(PackageFragment parent, String name,String superTypeName, WorkingCopyOwner owner) { |
| super(parent); |
| this.name = name; |
| this.owner = owner; |
| this.superTypeName = superTypeName; |
| } |
| |
| public CompilationUnit(PackageFragment parent, String name, WorkingCopyOwner owner) { |
| this(parent,name,null,owner); |
| } |
| |
| |
| /* |
| * @see IJavaScriptUnit#becomeWorkingCopy(IProblemRequestor, IProgressMonitor) |
| */ |
| public void becomeWorkingCopy(IProblemRequestor problemRequestor, IProgressMonitor monitor) throws JavaScriptModelException { |
| JavaModelManager manager = JavaModelManager.getJavaModelManager(); |
| JavaModelManager.PerWorkingCopyInfo perWorkingCopyInfo = manager.getPerWorkingCopyInfo(this, false/*don't create*/, true /*record usage*/, null/*no problem requestor needed*/); |
| if (perWorkingCopyInfo == null) { |
| // close cu and its children |
| close(); |
| |
| BecomeWorkingCopyOperation operation = new BecomeWorkingCopyOperation(this, problemRequestor); |
| operation.runOperation(monitor); |
| } |
| } |
| /* |
| * @see IJavaScriptUnit#becomeWorkingCopy(IProgressMonitor) |
| */ |
| public void becomeWorkingCopy(IProgressMonitor monitor) throws JavaScriptModelException { |
| IProblemRequestor requestor = this.owner == null ? null : this.owner.getProblemRequestor(this); |
| becomeWorkingCopy(requestor, monitor); |
| } |
| protected boolean buildStructure(OpenableElementInfo info, final IProgressMonitor pm, Map newElements, IResource underlyingResource) throws JavaScriptModelException { |
| |
| // check if this compilation unit can be opened |
| if (!isWorkingCopy()) { // no check is done on root kind or exclusion pattern for working copies |
| IStatus status = validateCompilationUnit(underlyingResource); |
| if (!status.isOK()) throw newJavaModelException(status); |
| } |
| |
| // prevents reopening of non-primary working copies (they are closed when they are discarded and should not be reopened) |
| if (!isPrimary() && getPerWorkingCopyInfo() == null) { |
| throw newNotPresentException(); |
| } |
| |
| CompilationUnitElementInfo unitInfo = (CompilationUnitElementInfo) info; |
| |
| // get buffer contents |
| IBuffer buffer = getBufferManager().getBuffer(CompilationUnit.this); |
| if (buffer == null) { |
| buffer = openBuffer(pm, unitInfo); // open buffer independently from the info, since we are building the info |
| } |
| final char[] contents; |
| if (buffer == null) { |
| contents = CharOperation.NO_CHAR ; |
| } else { |
| char[] characters = buffer.getCharacters(); |
| contents = characters == null ? CharOperation.NO_CHAR : characters; |
| } |
| |
| // generate structure and compute syntax problems if needed |
| CompilationUnitStructureRequestor requestor = new CompilationUnitStructureRequestor(this, unitInfo, newElements); |
| JavaModelManager.PerWorkingCopyInfo perWorkingCopyInfo = getPerWorkingCopyInfo(); |
| IJavaScriptProject project = getJavaScriptProject(); |
| |
| boolean createAST; |
| boolean resolveBindings; |
| int reconcileFlags; |
| HashMap problems; |
| if (info instanceof ASTHolderCUInfo) { |
| ASTHolderCUInfo astHolder = (ASTHolderCUInfo) info; |
| createAST = astHolder.astLevel != NO_AST; |
| resolveBindings = astHolder.resolveBindings; |
| reconcileFlags = astHolder.reconcileFlags; |
| problems = astHolder.problems; |
| } else { |
| createAST = false; |
| resolveBindings = false; |
| reconcileFlags = 0; |
| problems = null; |
| } |
| |
| boolean computeProblems = perWorkingCopyInfo != null && perWorkingCopyInfo.isActive() && project != null && JavaProject.hasJavaNature(project.getProject()); |
| IProblemFactory problemFactory = new DefaultProblemFactory(); |
| Map options = project == null ? JavaScriptCore.getOptions() : project.getOptions(true); |
| if (!computeProblems) { |
| // disable task tags checking to speed up parsing |
| options.put(JavaScriptCore.COMPILER_TASK_TAGS, ""); //$NON-NLS-1$ |
| } |
| SourceElementParser parser = new SourceElementParser( |
| requestor, |
| problemFactory, |
| new CompilerOptions(options), |
| true/*report local declarations*/, |
| !createAST /*optimize string literals only if not creating a DOM AST*/); |
| parser.reportOnlyOneSyntaxError = !computeProblems; |
| parser.setMethodsFullRecovery(true); |
| parser.setStatementsRecovery((reconcileFlags & IJavaScriptUnit.ENABLE_STATEMENTS_RECOVERY) != 0); |
| |
| // if (!computeProblems && !resolveBindings && !createAST) // disable javadoc parsing if not computing problems, not resolving and not creating ast |
| // parser.javadocParser.checkDocComment = false; |
| requestor.parser = parser; |
| CompilationUnitDeclaration unit = parser.parseCompilationUnit( |
| new org.eclipse.wst.jsdt.internal.compiler.env.ICompilationUnit() { |
| public char[] getContents() { |
| return contents; |
| } |
| public char[] getMainTypeName() { |
| return CompilationUnit.this.getMainTypeName(); |
| } |
| public char[][] getPackageName() { |
| return CompilationUnit.this.getPackageName(); |
| } |
| public char[] getFileName() { |
| return CompilationUnit.this.getFileName(); |
| } |
| public LibrarySuperType getCommonSuperType() { |
| return CompilationUnit.this.getCommonSuperType(); |
| } |
| public String getInferenceID() { |
| return CompilationUnit.this.getInferenceID(); |
| } |
| |
| |
| }, |
| true /*full parse to find local elements*/); |
| |
| // update timestamp (might be IResource.NULL_STAMP if original does not exist) |
| if (underlyingResource == null) { |
| underlyingResource = getResource(); |
| } |
| // underlying resource is null in the case of a working copy on a class file in a jar |
| if (underlyingResource != null) |
| unitInfo.timestamp = ((IFile)underlyingResource).getModificationStamp(); |
| |
| // compute other problems if needed |
| CompilationUnitDeclaration compilationUnitDeclaration = null; |
| try { |
| if (computeProblems) { |
| if (problems == null) { |
| // report problems to the problem requestor |
| problems = new HashMap(); |
| compilationUnitDeclaration = CompilationUnitProblemFinder.process(unit, this, contents, parser, this.owner, problems, createAST, reconcileFlags, pm); |
| try { |
| perWorkingCopyInfo.beginReporting(); |
| for (Iterator iteraror = problems.values().iterator(); iteraror.hasNext();) { |
| CategorizedProblem[] categorizedProblems = (CategorizedProblem[]) iteraror.next(); |
| if (categorizedProblems == null) continue; |
| for (int i = 0, length = categorizedProblems.length; i < length; i++) { |
| perWorkingCopyInfo.acceptProblem(categorizedProblems[i]); |
| } |
| } |
| } finally { |
| perWorkingCopyInfo.endReporting(); |
| } |
| } else { |
| // collect problems |
| compilationUnitDeclaration = CompilationUnitProblemFinder.process(unit, this, contents, parser, this.owner, problems, createAST, reconcileFlags, pm); |
| } |
| } |
| |
| if (createAST) { |
| int astLevel = ((ASTHolderCUInfo) info).astLevel; |
| org.eclipse.wst.jsdt.core.dom.JavaScriptUnit cu = AST.convertCompilationUnit(astLevel, unit, contents, options, computeProblems, this, reconcileFlags, pm); |
| ((ASTHolderCUInfo) info).ast = cu; |
| } |
| } finally { |
| if (compilationUnitDeclaration != null) { |
| compilationUnitDeclaration.cleanUp(); |
| if (compilationUnitDeclaration.scope!=null) |
| compilationUnitDeclaration.scope.cleanup(); |
| } |
| } |
| |
| return unitInfo.isStructureKnown(); |
| } |
| /* |
| * @see Openable#canBeRemovedFromCache |
| */ |
| public boolean canBeRemovedFromCache() { |
| if (getPerWorkingCopyInfo() != null) return false; // working copies should remain in the cache until they are destroyed |
| return super.canBeRemovedFromCache(); |
| } |
| /* |
| * @see Openable#canBufferBeRemovedFromCache |
| */ |
| public boolean canBufferBeRemovedFromCache(IBuffer buffer) { |
| if (getPerWorkingCopyInfo() != null) return false; // working copy buffers should remain in the cache until working copy is destroyed |
| return super.canBufferBeRemovedFromCache(buffer); |
| }/* |
| * @see org.eclipse.wst.jsdt.core.IOpenable#close |
| */ |
| public void close() throws JavaScriptModelException { |
| if (getPerWorkingCopyInfo() != null) return; // a working copy must remain opened until it is discarded |
| super.close(); |
| } |
| /* |
| * @see Openable#closing |
| */ |
| protected void closing(Object info) { |
| if (getPerWorkingCopyInfo() == null) { |
| super.closing(info); |
| } // else the buffer of a working copy must remain open for the lifetime of the working copy |
| } |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.core.ICodeAssist#codeComplete(int, org.eclipse.wst.jsdt.core.CompletionRequestor) |
| */ |
| public void codeComplete(int offset, CompletionRequestor requestor) throws JavaScriptModelException { |
| codeComplete(offset, requestor, DefaultWorkingCopyOwner.PRIMARY); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.wst.jsdt.core.ICodeAssist#codeComplete(int, org.eclipse.wst.jsdt.core.CompletionRequestor, org.eclipse.wst.jsdt.core.WorkingCopyOwner) |
| */ |
| public void codeComplete(int offset, CompletionRequestor requestor, WorkingCopyOwner workingCopyOwner) throws JavaScriptModelException { |
| codeComplete(this, isWorkingCopy() ? (org.eclipse.wst.jsdt.internal.compiler.env.ICompilationUnit) getOriginalElement() : this, offset, requestor, workingCopyOwner); |
| } |
| |
| /** |
| * @see org.eclipse.wst.jsdt.core.ICodeAssist#codeSelect(int, int) |
| */ |
| public IJavaScriptElement[] codeSelect(int offset, int length) throws JavaScriptModelException { |
| return codeSelect(offset, length, DefaultWorkingCopyOwner.PRIMARY); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.ICodeAssist#codeSelect(int, int, WorkingCopyOwner) |
| */ |
| public IJavaScriptElement[] codeSelect(int offset, int length, WorkingCopyOwner workingCopyOwner) throws JavaScriptModelException { |
| return super.codeSelect(this, offset, length, workingCopyOwner); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IWorkingCopy#commit(boolean, IProgressMonitor) |
| * @deprecated |
| */ |
| public void commit(boolean force, IProgressMonitor monitor) throws JavaScriptModelException { |
| commitWorkingCopy(force, monitor); |
| } |
| /** |
| * @see IJavaScriptUnit#commitWorkingCopy(boolean, IProgressMonitor) |
| */ |
| public void commitWorkingCopy(boolean force, IProgressMonitor monitor) throws JavaScriptModelException { |
| CommitWorkingCopyOperation op= new CommitWorkingCopyOperation(this, force); |
| op.runOperation(monitor); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.ISourceManipulation#copy(IJavaScriptElement, IJavaScriptElement, String, boolean, IProgressMonitor) |
| */ |
| public void copy(IJavaScriptElement container, IJavaScriptElement sibling, String rename, boolean force, IProgressMonitor monitor) throws JavaScriptModelException { |
| if (container == null) { |
| throw new IllegalArgumentException(Messages.operation_nullContainer); |
| } |
| IJavaScriptElement[] elements = new IJavaScriptElement[] {this}; |
| IJavaScriptElement[] containers = new IJavaScriptElement[] {container}; |
| String[] renamings = null; |
| if (rename != null) { |
| renamings = new String[] {rename}; |
| } |
| getJavaScriptModel().copy(elements, containers, null, renamings, force, monitor); |
| } |
| /** |
| * Returns a new element info for this element. |
| */ |
| protected Object createElementInfo() { |
| return new CompilationUnitElementInfo(); |
| } |
| /** |
| * @see IJavaScriptUnit#createImport(String, IJavaScriptElement, IProgressMonitor) |
| */ |
| public IImportDeclaration createImport(String importName, IJavaScriptElement sibling, IProgressMonitor monitor) throws JavaScriptModelException { |
| return createImport(importName, sibling, Flags.AccDefault, monitor); |
| } |
| |
| /** |
| * @see IJavaScriptUnit#createImport(String, IJavaScriptElement, int, IProgressMonitor) |
| * @since 3.0 |
| */ |
| public IImportDeclaration createImport(String importName, IJavaScriptElement sibling, int flags, IProgressMonitor monitor) throws JavaScriptModelException { |
| CreateImportOperation op = new CreateImportOperation(importName, this, flags); |
| if (sibling != null) { |
| op.createBefore(sibling); |
| } |
| op.runOperation(monitor); |
| return getImport(importName); |
| } |
| |
| /** |
| * @see IJavaScriptUnit#createPackageDeclaration(String, IProgressMonitor) |
| */ |
| public IPackageDeclaration createPackageDeclaration(String pkg, IProgressMonitor monitor) throws JavaScriptModelException { |
| |
| CreatePackageDeclarationOperation op= new CreatePackageDeclarationOperation(pkg, this); |
| op.runOperation(monitor); |
| return getPackageDeclaration(pkg); |
| } |
| /** |
| * @see IJavaScriptUnit#createType(String, IJavaScriptElement, boolean, IProgressMonitor) |
| */ |
| public IType createType(String content, IJavaScriptElement sibling, boolean force, IProgressMonitor monitor) throws JavaScriptModelException { |
| if (!exists()) { |
| //autogenerate this compilation unit |
| IPackageFragment pkg = (IPackageFragment) getParent(); |
| String source = ""; //$NON-NLS-1$ |
| if (!pkg.isDefaultPackage()) { |
| //not the default package...add the package declaration |
| String lineSeparator = Util.getLineSeparator(null/*no existing source*/, getJavaScriptProject()); |
| source = "package " + pkg.getElementName() + ";" + lineSeparator + lineSeparator; //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| CreateCompilationUnitOperation op = new CreateCompilationUnitOperation(pkg, this.name, source, force); |
| op.runOperation(monitor); |
| } |
| CreateTypeOperation op = new CreateTypeOperation(this, content, force); |
| if (sibling != null) { |
| op.createBefore(sibling); |
| } |
| op.runOperation(monitor); |
| return (IType) op.getResultElements()[0]; |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.ISourceManipulation#delete(boolean, IProgressMonitor) |
| */ |
| public void delete(boolean force, IProgressMonitor monitor) throws JavaScriptModelException { |
| IJavaScriptElement[] elements= new IJavaScriptElement[] {this}; |
| getJavaScriptModel().delete(elements, force, monitor); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IWorkingCopy#destroy() |
| * @deprecated |
| */ |
| public void destroy() { |
| try { |
| discardWorkingCopy(); |
| } catch (JavaScriptModelException e) { |
| if (JavaModelManager.VERBOSE) |
| e.printStackTrace(); |
| } |
| } |
| /* |
| * @see IJavaScriptUnit#discardWorkingCopy |
| */ |
| public void discardWorkingCopy() throws JavaScriptModelException { |
| // discard working copy and its children |
| DiscardWorkingCopyOperation op = new DiscardWorkingCopyOperation(this); |
| op.runOperation(null); |
| } |
| /** |
| * Returns true if this handle represents the same Java element |
| * as the given handle. |
| * |
| * @see Object#equals(java.lang.Object) |
| */ |
| public boolean equals(Object obj) { |
| if (!(obj instanceof CompilationUnit)) return false; |
| CompilationUnit other = (CompilationUnit)obj; |
| return this.owner.equals(other.owner) && super.equals(obj); |
| } |
| public boolean exists() { |
| // working copy always exists in the model until it is gotten rid of (even if not on classpath) |
| if (getPerWorkingCopyInfo() != null) return true; |
| |
| // if not a working copy, it exists only if it is a primary compilation unit |
| return isPrimary() && validateCompilationUnit(getResource()).isOK(); |
| } |
| /** |
| * @see IJavaScriptUnit#findElements(IJavaScriptElement) |
| */ |
| public IJavaScriptElement[] findElements(IJavaScriptElement element) { |
| ArrayList children = new ArrayList(); |
| while (element != null && element.getElementType() != IJavaScriptElement.JAVASCRIPT_UNIT) { |
| children.add(element); |
| element = element.getParent(); |
| } |
| if (element == null) return null; |
| IJavaScriptElement currentElement = this; |
| for (int i = children.size()-1; i >= 0; i--) { |
| SourceRefElement child = (SourceRefElement)children.get(i); |
| switch (child.getElementType()) { |
| case IJavaScriptElement.PACKAGE_DECLARATION: |
| currentElement = ((IJavaScriptUnit)currentElement).getPackageDeclaration(child.getElementName()); |
| break; |
| case IJavaScriptElement.IMPORT_CONTAINER: |
| currentElement = ((IJavaScriptUnit)currentElement).getImportContainer(); |
| break; |
| case IJavaScriptElement.IMPORT_DECLARATION: |
| currentElement = ((IImportContainer)currentElement).getImport(child.getElementName()); |
| break; |
| case IJavaScriptElement.TYPE: |
| switch (currentElement.getElementType()) { |
| case IJavaScriptElement.JAVASCRIPT_UNIT: |
| currentElement = ((IJavaScriptUnit)currentElement).getType(child.getElementName()); |
| break; |
| case IJavaScriptElement.TYPE: |
| currentElement = ((IType)currentElement).getType(child.getElementName()); |
| break; |
| case IJavaScriptElement.FIELD: |
| case IJavaScriptElement.INITIALIZER: |
| case IJavaScriptElement.METHOD: |
| currentElement = ((IMember)currentElement).getType(child.getElementName(), child.occurrenceCount); |
| break; |
| } |
| break; |
| case IJavaScriptElement.INITIALIZER: |
| currentElement = ((IType)currentElement).getInitializer(child.occurrenceCount); |
| break; |
| case IJavaScriptElement.FIELD: |
| if (currentElement instanceof CompilationUnit) |
| currentElement = ((CompilationUnit)currentElement).getField(child.getElementName()); |
| else |
| if (currentElement instanceof IType) |
| currentElement = ((IType)currentElement).getField(child.getElementName()); |
| break; |
| case IJavaScriptElement.METHOD: |
| if (currentElement instanceof CompilationUnit) |
| currentElement = ((CompilationUnit)currentElement).getFunction(child.getElementName(), ((IFunction)child).getParameterTypes()); |
| else if (currentElement instanceof SourceMethod) |
| currentElement = ((SourceMethod)currentElement).getFunction(child.getElementName(), ((IFunction)child).getParameterTypes()); |
| else |
| currentElement = ((IType)currentElement).getFunction(child.getElementName(), ((IFunction)child).getParameterTypes()); |
| break; |
| } |
| |
| } |
| if (currentElement != null && currentElement.exists()) { |
| return new IJavaScriptElement[] {currentElement}; |
| } else { |
| return null; |
| } |
| } |
| /** |
| * @see IJavaScriptUnit#findPrimaryType() |
| */ |
| public IType findPrimaryType() { |
| String typeName = Util.getNameWithoutJavaLikeExtension(getElementName()); |
| IType primaryType= getType(typeName); |
| if (primaryType.exists()) { |
| return primaryType; |
| } |
| return null; |
| } |
| |
| /** |
| * @see org.eclipse.wst.jsdt.core.IWorkingCopy#findSharedWorkingCopy(IBufferFactory) |
| * @deprecated |
| */ |
| public IJavaScriptElement findSharedWorkingCopy(IBufferFactory factory) { |
| |
| // if factory is null, default factory must be used |
| if (factory == null) factory = this.getBufferManager().getDefaultBufferFactory(); |
| |
| return findWorkingCopy(BufferFactoryWrapper.create(factory)); |
| } |
| |
| /** |
| * @see IJavaScriptUnit#findWorkingCopy(WorkingCopyOwner) |
| */ |
| public IJavaScriptUnit findWorkingCopy(WorkingCopyOwner workingCopyOwner) { |
| CompilationUnit cu = new CompilationUnit((PackageFragment)this.parent, getElementName(), workingCopyOwner); |
| if (workingCopyOwner == DefaultWorkingCopyOwner.PRIMARY) { |
| return cu; |
| } else { |
| // must be a working copy |
| JavaModelManager.PerWorkingCopyInfo perWorkingCopyInfo = cu.getPerWorkingCopyInfo(); |
| if (perWorkingCopyInfo != null) { |
| return perWorkingCopyInfo.getWorkingCopy(); |
| } else { |
| return null; |
| } |
| } |
| } |
| /** |
| * @see IJavaScriptUnit#getAllTypes() |
| */ |
| public IType[] getAllTypes() throws JavaScriptModelException { |
| IJavaScriptElement[] 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() |
| * @deprecated Use {@link #getJavaScriptUnit()} instead |
| */ |
| public IJavaScriptUnit getCompilationUnit() { |
| return getJavaScriptUnit(); |
| } |
| |
| /** |
| * @see IMember#getJavaScriptUnit() |
| */ |
| public IJavaScriptUnit getJavaScriptUnit() { |
| return this; |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.internal.compiler.env.ICompilationUnit#getContents() |
| */ |
| public char[] getContents() { |
| IBuffer buffer = getBufferManager().getBuffer(this); |
| if (buffer == null) { |
| // no need to force opening of CU to get the content |
| // also this cannot be a working copy, as its buffer is never closed while the working copy is alive |
| try { |
| return Util.getResourceContentsAsCharArray((IFile) getResource()); |
| } catch (JavaScriptModelException e) { |
| return CharOperation.NO_CHAR; |
| } |
| } |
| char[] contents = buffer.getCharacters(); |
| if (contents == null) // see https://bugs.eclipse.org/bugs/show_bug.cgi?id=129814 |
| return CharOperation.NO_CHAR; |
| return contents; |
| } |
| /** |
| * A compilation unit has a corresponding resource unless it is contained |
| * in a jar. |
| * |
| * @see IJavaScriptElement#getCorrespondingResource() |
| */ |
| public IResource getCorrespondingResource() throws JavaScriptModelException { |
| PackageFragmentRoot root = getPackageFragmentRoot(); |
| if (root == null || root.isArchive()) { |
| return null; |
| } else { |
| return getUnderlyingResource(); |
| } |
| } |
| /** |
| * @see IJavaScriptUnit#getElementAt(int) |
| */ |
| public IJavaScriptElement getElementAt(int position) throws JavaScriptModelException { |
| |
| IJavaScriptElement e= getSourceElementAt(position); |
| if (e == this) { |
| return null; |
| } else { |
| return e; |
| } |
| } |
| public String getElementName() { |
| return this.name; |
| } |
| /** |
| * @see IJavaScriptElement |
| */ |
| public int getElementType() { |
| return JAVASCRIPT_UNIT; |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.internal.compiler.env.IDependent#getFileName() |
| */ |
| public char[] getFileName(){ |
| if (name.startsWith("http:")) //$NON-NLS-1$ |
| return name.toCharArray(); |
| return getPath().toString().toCharArray(); |
| } |
| |
| /* |
| * @see JavaElement |
| */ |
| public IJavaScriptElement getHandleFromMemento(String token, MementoTokenizer memento, WorkingCopyOwner workingCopyOwner) { |
| switch (token.charAt(0)) { |
| case JEM_IMPORTDECLARATION: |
| JavaElement container = (JavaElement)getImportContainer(); |
| return container.getHandleFromMemento(token, memento, workingCopyOwner); |
| case JEM_PACKAGEDECLARATION: |
| if (!memento.hasMoreTokens()) return this; |
| String pkgName = memento.nextToken(); |
| JavaElement pkgDecl = (JavaElement)getPackageDeclaration(pkgName); |
| return pkgDecl.getHandleFromMemento(memento, workingCopyOwner); |
| case JEM_TYPE: |
| if (!memento.hasMoreTokens()) return this; |
| String typeName = memento.nextToken(); |
| JavaElement type = (JavaElement)getType(typeName); |
| return type.getHandleFromMemento(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_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: |
| 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)getFunction(selector, parameters); |
| switch (token.charAt(0)) { |
| case JEM_TYPE: |
| case JEM_TYPE_PARAMETER: |
| case JEM_LOCALVARIABLE: |
| return method.getHandleFromMemento(token, memento, workingCopyOwner); |
| default: |
| return method; |
| } |
| |
| } |
| return null; |
| } |
| |
| /** |
| * @see JavaElement#getHandleMementoDelimiter() |
| */ |
| protected char getHandleMementoDelimiter() { |
| return JavaElement.JEM_COMPILATIONUNIT; |
| } |
| /** |
| * @see IJavaScriptUnit#getImport(String) |
| */ |
| public IImportDeclaration getImport(String importName) { |
| return getImportContainer().getImport(importName); |
| } |
| /** |
| * @see IJavaScriptUnit#getImportContainer() |
| */ |
| public IImportContainer getImportContainer() { |
| return new ImportContainer(this); |
| } |
| |
| |
| /** |
| * @see IJavaScriptUnit#getImports() |
| */ |
| public IImportDeclaration[] getImports() throws JavaScriptModelException { |
| IImportContainer container= getImportContainer(); |
| JavaModelManager manager = JavaModelManager.getJavaModelManager(); |
| Object info = manager.getInfo(container); |
| if (info == null) { |
| if (manager.getInfo(this) != null) |
| // CU was opened, but no import container, then no imports |
| return NO_IMPORTS; |
| else { |
| open(null); // force opening of CU |
| info = manager.getInfo(container); |
| if (info == null) |
| // after opening, if no import container, then no imports |
| return NO_IMPORTS; |
| } |
| } |
| IJavaScriptElement[] elements = ((JavaElementInfo) info).children; |
| int length = elements.length; |
| IImportDeclaration[] imports = new IImportDeclaration[length]; |
| System.arraycopy(elements, 0, imports, 0, length); |
| return imports; |
| } |
| /** |
| * @see IMember#getTypeRoot() |
| */ |
| public ITypeRoot getTypeRoot() { |
| return this; |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.internal.compiler.env.ICompilationUnit#getMainTypeName() |
| */ |
| public char[] getMainTypeName(){ |
| return Util.getNameWithoutJavaLikeExtension(getElementName()).toCharArray(); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IWorkingCopy#getOriginal(IJavaScriptElement) |
| * @deprecated |
| */ |
| public IJavaScriptElement getOriginal(IJavaScriptElement workingCopyElement) { |
| // backward compatibility |
| if (!isWorkingCopy()) return null; |
| CompilationUnit cu = (CompilationUnit)workingCopyElement.getAncestor(JAVASCRIPT_UNIT); |
| if (cu == null || !this.owner.equals(cu.owner)) { |
| return null; |
| } |
| |
| return workingCopyElement.getPrimaryElement(); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IWorkingCopy#getOriginalElement() |
| * @deprecated |
| */ |
| public IJavaScriptElement getOriginalElement() { |
| // backward compatibility |
| if (!isWorkingCopy()) return null; |
| |
| return getPrimaryElement(); |
| } |
| /* |
| * @see IJavaScriptUnit#getOwner() |
| */ |
| public WorkingCopyOwner getOwner() { |
| return isPrimary() || !isWorkingCopy() ? null : this.owner; |
| } |
| /** |
| * @see IJavaScriptUnit#getPackageDeclaration(String) |
| */ |
| public IPackageDeclaration getPackageDeclaration(String pkg) { |
| return new PackageDeclaration(this, pkg); |
| } |
| /** |
| * @see IJavaScriptUnit#getPackageDeclarations() |
| */ |
| public IPackageDeclaration[] getPackageDeclarations() throws JavaScriptModelException { |
| ArrayList list = getChildrenOfType(PACKAGE_DECLARATION); |
| IPackageDeclaration[] array= new IPackageDeclaration[list.size()]; |
| list.toArray(array); |
| return array; |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.internal.compiler.env.ICompilationUnit#getPackageName() |
| */ |
| public char[][] getPackageName() { |
| PackageFragment packageFragment = (PackageFragment) getParent(); |
| if (packageFragment == null) return CharOperation.NO_CHAR_CHAR; |
| return Util.toCharArrays(packageFragment.names); |
| } |
| |
| /** |
| * @see IJavaScriptElement#getPath() |
| */ |
| public IPath getPath() { |
| PackageFragmentRoot root = getPackageFragmentRoot(); |
| if (root == null) return new Path(getElementName()); // working copy not in workspace |
| if (root.isArchive()) { |
| return root.getPath(); |
| } else { |
| return getParent().getPath().append(getElementName()); |
| } |
| } |
| /* |
| * Returns the per working copy info for the receiver, or null if none exist. |
| * Note: the use count of the per working copy info is NOT incremented. |
| */ |
| public JavaModelManager.PerWorkingCopyInfo getPerWorkingCopyInfo() { |
| return JavaModelManager.getJavaModelManager().getPerWorkingCopyInfo(this, false/*don't create*/, false/*don't record usage*/, null/*no problem requestor needed*/); |
| } |
| /* |
| * @see IJavaScriptUnit#getPrimary() |
| */ |
| public IJavaScriptUnit getPrimary() { |
| return (IJavaScriptUnit)getPrimaryElement(true); |
| } |
| /* |
| * @see JavaElement#getPrimaryElement(boolean) |
| */ |
| public IJavaScriptElement getPrimaryElement(boolean checkOwner) { |
| if (checkOwner && isPrimary()) return this; |
| return new CompilationUnit((PackageFragment)getParent(), getElementName(), DefaultWorkingCopyOwner.PRIMARY); |
| } |
| /** |
| * @see IJavaScriptElement#getResource() |
| */ |
| public IResource getResource() { |
| PackageFragmentRoot root = getPackageFragmentRoot(); |
| if (root == null) return null; // working copy not in workspace |
| if (root.isArchive()) { |
| return root.getResource(); |
| } else { |
| IContainer parentResource = (IContainer) getParent().getResource(); |
| if (parentResource!=null) |
| return parentResource.getFile(new Path(getElementName())); |
| } |
| return null; |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.ISourceReference#getSource() |
| */ |
| public String getSource() throws JavaScriptModelException { |
| IBuffer buffer = getBuffer(); |
| if (buffer == null) return ""; //$NON-NLS-1$ |
| return buffer.getContents(); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.ISourceReference#getSourceRange() |
| */ |
| public ISourceRange getSourceRange() throws JavaScriptModelException { |
| return ((CompilationUnitElementInfo) getElementInfo()).getSourceRange(); |
| } |
| /** |
| * @see IJavaScriptUnit#getType(String) |
| */ |
| public IType getType(String typeName) { |
| return new SourceType(this, typeName); |
| } |
| /** |
| * @see IJavaScriptUnit#getTypes() |
| */ |
| public IType[] getTypes() throws JavaScriptModelException { |
| ArrayList list = getChildrenOfType(TYPE); |
| IType[] array= new IType[list.size()]; |
| list.toArray(array); |
| return array; |
| } |
| /** |
| * @see IJavaScriptElement |
| */ |
| public IResource getUnderlyingResource() throws JavaScriptModelException { |
| if (isWorkingCopy() && !isPrimary()) return null; |
| return super.getUnderlyingResource(); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IWorkingCopy#getSharedWorkingCopy(IProgressMonitor, IBufferFactory, IProblemRequestor) |
| * @deprecated |
| */ |
| public IJavaScriptElement getSharedWorkingCopy(IProgressMonitor pm, IBufferFactory factory, IProblemRequestor problemRequestor) throws JavaScriptModelException { |
| |
| // if factory is null, default factory must be used |
| if (factory == null) factory = this.getBufferManager().getDefaultBufferFactory(); |
| |
| return getWorkingCopy(BufferFactoryWrapper.create(factory), problemRequestor, pm); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IWorkingCopy#getWorkingCopy() |
| * @deprecated |
| */ |
| public IJavaScriptElement getWorkingCopy() throws JavaScriptModelException { |
| return getWorkingCopy(null); |
| } |
| /** |
| * @see IJavaScriptUnit#getWorkingCopy(IProgressMonitor) |
| */ |
| public IJavaScriptUnit getWorkingCopy(IProgressMonitor monitor) throws JavaScriptModelException { |
| return getWorkingCopy(new WorkingCopyOwner() {/*non shared working copy*/}, null/*no problem requestor*/, monitor); |
| } |
| /** |
| * @see ITypeRoot#getWorkingCopy(WorkingCopyOwner, IProgressMonitor) |
| */ |
| public IJavaScriptUnit getWorkingCopy(WorkingCopyOwner workingCopyOwner, IProgressMonitor monitor) throws JavaScriptModelException { |
| return getWorkingCopy(workingCopyOwner, null, monitor); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IWorkingCopy#getWorkingCopy(IProgressMonitor, IBufferFactory, IProblemRequestor) |
| * @deprecated |
| */ |
| public IJavaScriptElement getWorkingCopy(IProgressMonitor monitor, IBufferFactory factory, IProblemRequestor problemRequestor) throws JavaScriptModelException { |
| return getWorkingCopy(BufferFactoryWrapper.create(factory), problemRequestor, monitor); |
| } |
| /** |
| * @see IJavaScriptUnit#getWorkingCopy(WorkingCopyOwner, IProblemRequestor, IProgressMonitor) |
| * @deprecated |
| */ |
| public IJavaScriptUnit getWorkingCopy(WorkingCopyOwner workingCopyOwner, IProblemRequestor problemRequestor, IProgressMonitor monitor) throws JavaScriptModelException { |
| if (!isPrimary()) return this; |
| |
| JavaModelManager manager = JavaModelManager.getJavaModelManager(); |
| |
| CompilationUnit workingCopy = new CompilationUnit((PackageFragment)getParent(), getElementName(),superTypeName, workingCopyOwner); |
| JavaModelManager.PerWorkingCopyInfo perWorkingCopyInfo = |
| manager.getPerWorkingCopyInfo(workingCopy, false/*don't create*/, true/*record usage*/, null/*not used since don't create*/); |
| if (perWorkingCopyInfo != null) { |
| return perWorkingCopyInfo.getWorkingCopy(); // return existing handle instead of the one created above |
| } |
| BecomeWorkingCopyOperation op = new BecomeWorkingCopyOperation(workingCopy, problemRequestor); |
| op.runOperation(monitor); |
| return workingCopy; |
| } |
| /** |
| * @see Openable#hasBuffer() |
| */ |
| protected boolean hasBuffer() { |
| return true; |
| } |
| /* |
| * @see IJavaScriptUnit#hasResourceChanged() |
| */ |
| public boolean hasResourceChanged() { |
| if (!isWorkingCopy()) return false; |
| |
| // if resource got deleted, then #getModificationStamp() will answer IResource.NULL_STAMP, which is always different from the cached |
| // timestamp |
| Object info = JavaModelManager.getJavaModelManager().getInfo(this); |
| if (info == null) return false; |
| IResource resource = getResource(); |
| if (resource == null) return false; |
| return ((CompilationUnitElementInfo)info).timestamp != resource.getModificationStamp(); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IWorkingCopy#isBasedOn(IResource) |
| * @deprecated |
| */ |
| public boolean isBasedOn(IResource resource) { |
| if (!isWorkingCopy()) return false; |
| if (!getResource().equals(resource)) return false; |
| return !hasResourceChanged(); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IOpenable#isConsistent() |
| */ |
| public boolean isConsistent() { |
| return !JavaModelManager.getJavaModelManager().getElementsOutOfSynchWithBuffers().contains(this); |
| } |
| public boolean isPrimary() { |
| return this.owner == DefaultWorkingCopyOwner.PRIMARY; |
| } |
| /** |
| * @see Openable#isSourceElement() |
| */ |
| protected boolean isSourceElement() { |
| return true; |
| } |
| protected IStatus validateCompilationUnit(IResource resource) { |
| IPackageFragmentRoot root = getPackageFragmentRoot(); |
| // root never null as validation is not done for working copies |
| try { |
| if (root.getKind() != IPackageFragmentRoot.K_SOURCE) |
| return new JavaModelStatus(IJavaScriptModelStatusConstants.INVALID_ELEMENT_TYPES, root); |
| } catch (JavaScriptModelException e) { |
| return e.getJavaScriptModelStatus(); |
| } |
| if (resource != null) { |
| char[][] inclusionPatterns = ((PackageFragmentRoot)root).fullInclusionPatternChars(); |
| char[][] exclusionPatterns = ((PackageFragmentRoot)root).fullExclusionPatternChars(); |
| if (Util.isExcluded(resource, inclusionPatterns, exclusionPatterns)) |
| return new JavaModelStatus(IJavaScriptModelStatusConstants.ELEMENT_NOT_ON_CLASSPATH, this); |
| if (!resource.isAccessible()) |
| return new JavaModelStatus(IJavaScriptModelStatusConstants.ELEMENT_DOES_NOT_EXIST, this); |
| } |
| IJavaScriptProject project = getJavaScriptProject(); |
| return JavaScriptConventions.validateCompilationUnitName(getElementName(),project.getOption(JavaScriptCore.COMPILER_SOURCE, true), project.getOption(JavaScriptCore.COMPILER_COMPLIANCE, true)); |
| } |
| /* |
| * @see IJavaScriptUnit#isWorkingCopy() |
| */ |
| public boolean isWorkingCopy() { |
| // For backward compatibility, non primary working copies are always returning true; in removal |
| // delta, clients can still check that element was a working copy before being discarded. |
| return !isPrimary() || getPerWorkingCopyInfo() != null; |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IOpenable#makeConsistent(IProgressMonitor) |
| */ |
| public void makeConsistent(IProgressMonitor monitor) throws JavaScriptModelException { |
| makeConsistent(NO_AST, false/*don't resolve bindings*/, 0 /* don't perform statements recovery */, null/*don't collect problems but report them*/, monitor); |
| } |
| public org.eclipse.wst.jsdt.core.dom.JavaScriptUnit makeConsistent(int astLevel, boolean resolveBindings, int reconcileFlags, HashMap problems, IProgressMonitor monitor) throws JavaScriptModelException { |
| if (isConsistent()) return null; |
| |
| // create a new info and make it the current info |
| // (this will remove the info and its children just before storing the new infos) |
| if (astLevel != NO_AST || problems != null) { |
| ASTHolderCUInfo info = new ASTHolderCUInfo(); |
| info.astLevel = astLevel; |
| info.resolveBindings = resolveBindings; |
| info.reconcileFlags = reconcileFlags; |
| info.problems = problems; |
| openWhenClosed(info, monitor); |
| org.eclipse.wst.jsdt.core.dom.JavaScriptUnit result = info.ast; |
| info.ast = null; |
| return result; |
| } else { |
| openWhenClosed(createElementInfo(), monitor); |
| return null; |
| } |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.ISourceManipulation#move(IJavaScriptElement, IJavaScriptElement, String, boolean, IProgressMonitor) |
| */ |
| public void move(IJavaScriptElement container, IJavaScriptElement sibling, String rename, boolean force, IProgressMonitor monitor) throws JavaScriptModelException { |
| if (container == null) { |
| throw new IllegalArgumentException(Messages.operation_nullContainer); |
| } |
| IJavaScriptElement[] elements= new IJavaScriptElement[] {this}; |
| IJavaScriptElement[] containers= new IJavaScriptElement[] {container}; |
| |
| String[] renamings= null; |
| if (rename != null) { |
| renamings= new String[] {rename}; |
| } |
| getJavaScriptModel().move(elements, containers, null, renamings, force, monitor); |
| } |
| |
| /** |
| * @see Openable#openBuffer(IProgressMonitor, Object) |
| */ |
| protected IBuffer openBuffer(IProgressMonitor pm, Object info) throws JavaScriptModelException { |
| |
| // create buffer |
| BufferManager bufManager = getBufferManager(); |
| boolean isWorkingCopy = isWorkingCopy(); |
| IBuffer buffer = |
| isWorkingCopy |
| ? this.owner.createBuffer(this) |
| : BufferManager.createBuffer(this); |
| if (buffer == null) return null; |
| |
| // synchronize to ensure that 2 threads are not putting 2 different buffers at the same time |
| // see https://bugs.eclipse.org/bugs/show_bug.cgi?id=146331 |
| synchronized(bufManager) { |
| IBuffer existingBuffer = bufManager.getBuffer(this); |
| if (existingBuffer != null) |
| return existingBuffer; |
| |
| // set the buffer source |
| if (buffer.getCharacters() == null) { |
| if (isWorkingCopy) { |
| IJavaScriptUnit original; |
| if (!isPrimary() |
| && (original = new CompilationUnit((PackageFragment)getParent(), getElementName(), DefaultWorkingCopyOwner.PRIMARY)).isOpen()) { |
| buffer.setContents(original.getSource()); |
| } else { |
| IFile file = (IFile)getResource(); |
| if (file == null || !file.exists()) { |
| // initialize buffer with empty contents |
| buffer.setContents(CharOperation.NO_CHAR); |
| } else { |
| buffer.setContents(Util.getResourceContentsAsCharArray(file)); |
| } |
| } |
| } else { |
| IFile file = (IFile)this.getResource(); |
| if (file == null || !file.exists()) throw newNotPresentException(); |
| buffer.setContents(Util.getResourceContentsAsCharArray(file)); |
| } |
| } |
| |
| // add buffer to buffer cache |
| // note this may cause existing buffers to be removed from the buffer cache, but only primary compilation unit's buffer |
| // can be closed, thus no call to a client's IBuffer#close() can be done in this synchronized block. |
| bufManager.addBuffer(buffer); |
| |
| // listen to buffer changes |
| buffer.addBufferChangedListener(this); |
| } |
| return buffer; |
| } |
| protected void openParent(Object childInfo, HashMap newElements, IProgressMonitor pm) throws JavaScriptModelException { |
| if (!isWorkingCopy()) |
| super.openParent(childInfo, newElements, pm); |
| // don't open parent for a working copy to speed up the first becomeWorkingCopy |
| // (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=89411) |
| } |
| /** |
| * @see IJavaScriptUnit#reconcile() |
| * @deprecated |
| */ |
| public IMarker[] reconcile() throws JavaScriptModelException { |
| reconcile(NO_AST, false/*don't force problem detection*/, false, null/*use primary owner*/, null/*no progress monitor*/); |
| return null; |
| } |
| /** |
| * @see IJavaScriptUnit#reconcile(int, boolean, WorkingCopyOwner, IProgressMonitor) |
| */ |
| public void reconcile(boolean forceProblemDetection, IProgressMonitor monitor) throws JavaScriptModelException { |
| reconcile(NO_AST, forceProblemDetection? IJavaScriptUnit.FORCE_PROBLEM_DETECTION : 0, null/*use primary owner*/, monitor); |
| } |
| |
| /** |
| * @see IJavaScriptUnit#reconcile(int, boolean, WorkingCopyOwner, IProgressMonitor) |
| * @since 3.0 |
| */ |
| public org.eclipse.wst.jsdt.core.dom.JavaScriptUnit reconcile( |
| int astLevel, |
| boolean forceProblemDetection, |
| WorkingCopyOwner workingCopyOwner, |
| IProgressMonitor monitor) throws JavaScriptModelException { |
| return reconcile(astLevel, forceProblemDetection, false, workingCopyOwner, monitor); |
| } |
| |
| /** |
| * @see IJavaScriptUnit#reconcile(int, boolean, WorkingCopyOwner, IProgressMonitor) |
| * @since 3.0 |
| */ |
| public org.eclipse.wst.jsdt.core.dom.JavaScriptUnit reconcile( |
| int astLevel, |
| boolean forceProblemDetection, |
| boolean enableStatementsRecovery, |
| WorkingCopyOwner workingCopyOwner, |
| IProgressMonitor monitor) throws JavaScriptModelException { |
| int flags = 0; |
| if (forceProblemDetection) flags |= IJavaScriptUnit.FORCE_PROBLEM_DETECTION; |
| if (enableStatementsRecovery) flags |= IJavaScriptUnit.ENABLE_STATEMENTS_RECOVERY; |
| return reconcile(astLevel, flags, workingCopyOwner, monitor); |
| } |
| |
| public org.eclipse.wst.jsdt.core.dom.JavaScriptUnit reconcile( |
| int astLevel, |
| int reconcileFlags, |
| WorkingCopyOwner workingCopyOwner, |
| IProgressMonitor monitor) |
| throws JavaScriptModelException { |
| |
| if (!isWorkingCopy()) return null; // Reconciling is not supported on non working copies |
| if (workingCopyOwner == null) workingCopyOwner = DefaultWorkingCopyOwner.PRIMARY; |
| |
| |
| PerformanceStats stats = null; |
| if(ReconcileWorkingCopyOperation.PERF) { |
| stats = PerformanceStats.getStats(JavaModelManager.RECONCILE_PERF, this); |
| stats.startRun(new String(this.getFileName())); |
| } |
| ReconcileWorkingCopyOperation op = new ReconcileWorkingCopyOperation(this, astLevel, reconcileFlags, workingCopyOwner); |
| JavaModelManager manager = JavaModelManager.getJavaModelManager(); |
| try { |
| manager.cacheZipFiles(); // cache zip files for performance (see https://bugs.eclipse.org/bugs/show_bug.cgi?id=134172) |
| op.runOperation(monitor); |
| } finally { |
| manager.flushZipFiles(); |
| } |
| if(ReconcileWorkingCopyOperation.PERF) { |
| stats.endRun(); |
| } |
| return op.ast; |
| } |
| |
| /** |
| * @see org.eclipse.wst.jsdt.core.ISourceManipulation#rename(String, boolean, IProgressMonitor) |
| */ |
| public void rename(String newName, boolean force, IProgressMonitor monitor) throws JavaScriptModelException { |
| if (newName == null) { |
| throw new IllegalArgumentException(Messages.operation_nullName); |
| } |
| IJavaScriptElement[] elements= new IJavaScriptElement[] {this}; |
| IJavaScriptElement[] dests= new IJavaScriptElement[] {this.getParent()}; |
| String[] renamings= new String[] {newName}; |
| getJavaScriptModel().rename(elements, dests, renamings, force, monitor); |
| } |
| /* |
| * @see IJavaScriptUnit |
| */ |
| public void restore() throws JavaScriptModelException { |
| |
| if (!isWorkingCopy()) return; |
| |
| CompilationUnit original = (CompilationUnit) getOriginalElement(); |
| IBuffer buffer = this.getBuffer(); |
| if (buffer == null) return; |
| buffer.setContents(original.getContents()); |
| updateTimeStamp(original); |
| makeConsistent(null); |
| } |
| /** |
| * @see org.eclipse.wst.jsdt.core.IOpenable |
| */ |
| public void save(IProgressMonitor pm, boolean force) throws JavaScriptModelException { |
| if (isWorkingCopy()) { |
| // no need to save the buffer for a working copy (this is a noop) |
| reconcile(); // not simply makeConsistent, also computes fine-grain deltas |
| // in case the working copy is being reconciled already (if not it would miss |
| // one iteration of deltas). |
| } else { |
| super.save(pm, force); |
| } |
| } |
| /** |
| * Debugging purposes |
| */ |
| protected void toStringInfo(int tab, StringBuffer buffer, Object info, boolean showResolvedInfo) { |
| if (!isPrimary()) { |
| buffer.append(this.tabString(tab)); |
| buffer.append("[Working copy] "); //$NON-NLS-1$ |
| toStringName(buffer); |
| } else { |
| if (isWorkingCopy()) { |
| buffer.append(this.tabString(tab)); |
| buffer.append("[Working copy] "); //$NON-NLS-1$ |
| toStringName(buffer); |
| if (info == null) { |
| buffer.append(" (not open)"); //$NON-NLS-1$ |
| } |
| } else { |
| super.toStringInfo(tab, buffer, info, showResolvedInfo); |
| } |
| } |
| } |
| /* |
| * Assume that this is a working copy |
| */ |
| protected void updateTimeStamp(CompilationUnit original) throws JavaScriptModelException { |
| long timeStamp = |
| ((IFile) original.getResource()).getModificationStamp(); |
| if (timeStamp == IResource.NULL_STAMP) { |
| throw new JavaScriptModelException( |
| new JavaModelStatus(IJavaScriptModelStatusConstants.INVALID_RESOURCE)); |
| } |
| ((CompilationUnitElementInfo) getElementInfo()).timestamp = timeStamp; |
| } |
| |
| public IField getField(String fieldName) { |
| return new SourceField(this, fieldName); |
| } |
| public IField[] getFields() throws JavaScriptModelException { |
| ArrayList list = getChildrenOfType(FIELD); |
| IField[] array= new IField[list.size()]; |
| list.toArray(array); |
| return array; |
| |
| } |
| public IFunction getFunction(String selector, String[] parameterTypeSignatures) { |
| return new SourceMethod(this, selector, parameterTypeSignatures); |
| } |
| /** |
| * @deprecated Use {@link #getFunctions()} instead |
| */ |
| public IFunction[] getMethods() throws JavaScriptModelException { |
| return getFunctions(); |
| } |
| |
| public IFunction[] getFunctions() throws JavaScriptModelException { |
| ArrayList list = getChildrenOfType(METHOD); |
| IFunction[] array= new IFunction[list.size()]; |
| list.toArray(array); |
| return array; |
| } |
| public IField createField(String contents, IJavaScriptElement sibling, boolean force, IProgressMonitor monitor) throws JavaScriptModelException { |
| CreateFieldOperation op = new CreateFieldOperation(this, contents, force); |
| if (sibling != null) { |
| op.createBefore(sibling); |
| } |
| op.runOperation(monitor); |
| return (IField) op.getResultElements()[0]; |
| } |
| /** |
| * @see IType |
| */ |
| |
| /** |
| * @see IType |
| */ |
| public IFunction createMethod(String contents, IJavaScriptElement sibling, boolean force, IProgressMonitor monitor) throws JavaScriptModelException { |
| CreateMethodOperation op = new CreateMethodOperation(this, contents, force); |
| if (sibling != null) { |
| op.createBefore(sibling); |
| } |
| op.runOperation(monitor); |
| return (IFunction) op.getResultElements()[0]; |
| } |
| |
| public String getDisplayName() { |
| if(isVirtual()) { |
| |
| JsGlobalScopeContainerInitializer init = ((IVirtualParent)parent).getContainerInitializer(); |
| if(init==null) return super.getDisplayName(); |
| return init.getDescription(new Path(getElementName()), getJavaScriptProject()); |
| } |
| return super.getDisplayName(); |
| } |
| |
| |
| public URI getHostPath() { |
| if(isVirtual()) { |
| JsGlobalScopeContainerInitializer init = ((IVirtualParent)parent).getContainerInitializer(); |
| if(init!=null) return init.getHostPath(new Path(getElementName()), getJavaScriptProject()); |
| } |
| return null; |
| } |
| |
| public JsGlobalScopeContainerInitializer getContainerInitializer() { |
| JsGlobalScopeContainerInitializer init = null; |
| if (parent instanceof IVirtualParent) |
| init=((IVirtualParent)parent).getContainerInitializer(); |
| return init; |
| } |
| |
| public LibrarySuperType getCommonSuperType() { |
| IJavaScriptProject javaProject = getJavaScriptProject(); |
| if(javaProject!=null && javaProject.exists()) return javaProject.getCommonSuperType(); |
| return null; |
| } |
| |
| public IFunction[] findFunctions(IFunction method) { |
| ArrayList list = new ArrayList(); |
| try { |
| IFunction[]methods=getFunctions(); |
| String elementName = method.getElementName(); |
| for (int i = 0, length = methods.length; i < length; i++) { |
| IFunction existingMethod = methods[i]; |
| if (elementName.equals(existingMethod.getElementName())) |
| { |
| list.add(existingMethod); |
| } |
| } |
| } catch (JavaScriptModelException e) { |
| } |
| int size = list.size(); |
| if (size == 0) { |
| return null; |
| } else { |
| IFunction[] result = new IFunction[size]; |
| list.toArray(result); |
| return result; |
| } |
| } |
| |
| public String getInferenceID() { |
| JsGlobalScopeContainerInitializer containerInitializer = getContainerInitializer(); |
| if (containerInitializer!=null) |
| return containerInitializer.getInferenceID(); |
| return null; |
| } |
| |
| public SearchableEnvironment newSearchableNameEnvironment(WorkingCopyOwner owner) throws JavaScriptModelException { |
| SearchableEnvironment env=super.newSearchableNameEnvironment(owner); |
| env.setCompilationUnit(this); |
| return env; |
| } |
| |
| } |
