Java CodeGeneration.getCompilationUnitContent方法代码示例

import org.eclipse.jdt.ui.CodeGeneration; //导入方法依赖的package包/类
/**
 * Uses the New Java file template from the code template page to generate a
 * compilation unit with the given type content.
 * 
 * @param cu The new created compilation unit
 * @param typeContent The content of the type, including signature and type
 * body.
 * @param lineDelimiter The line delimiter to be used.
 * @return String Returns the result of evaluating the new file template
 * with the given type content.
 * @throws CoreException when fetching the file comment fails or fetching the content for the
 *             new compilation unit fails
 * @since 2.1
 */
protected String constructCUContent(ICompilationUnit cu, String typeContent, String lineDelimiter) throws CoreException {
	String fileComment= getFileComment(cu, lineDelimiter);
	String typeComment= getTypeComment(cu, lineDelimiter);
	IPackageFragment pack= (IPackageFragment) cu.getParent();
	String content= CodeGeneration.getCompilationUnitContent(cu, fileComment, typeComment, typeContent, lineDelimiter);
	if (content != null) {
		ASTParser parser= ASTParser.newParser(ASTProvider.SHARED_AST_LEVEL);
		parser.setProject(cu.getJavaProject());
		parser.setSource(content.toCharArray());
		CompilationUnit unit= (CompilationUnit) parser.createAST(null);
		if ((pack.isDefaultPackage() || unit.getPackage() != null) && !unit.types().isEmpty()) {
			return content;
		}
	}
	StringBuffer buf= new StringBuffer();
	if (!pack.isDefaultPackage()) {
		buf.append("package ").append(pack.getElementName()).append(';'); //$NON-NLS-1$
	}
	buf.append(lineDelimiter).append(lineDelimiter);
	if (typeComment != null) {
		buf.append(typeComment).append(lineDelimiter);
	}
	buf.append(typeContent);
	return buf.toString();
}
 

import org.eclipse.jdt.ui.CodeGeneration; //导入方法依赖的package包/类
/**
 * Uses the New Java file template from the code template page to generate a compilation unit with the given type content.
 * 
 * @param cu
 *           The new created compilation unit
 * @param typeContent
 *           The content of the type, including signature and type body.
 * @param lineDelimiter
 *           The line delimiter to be used.
 * @return String Returns the result of evaluating the new file template with the given type content.
 * @throws CoreException
 */
private String constructCUContent(IProgressMonitor monitor, ICompilationUnit cu, String typeContent) throws CoreException {

   StringBuffer typeQualifiedName = new StringBuffer();
   typeQualifiedName.append(fMemberName);
   final String typeComment = getTypeComment();

   try {
      monitor.beginTask("", 2); //$NON-NLS-1$
      final String content = CodeGeneration.getCompilationUnitContent(cu, typeComment, typeContent, EOL);
      cu.getBuffer().setContents(content);
   } finally {
      monitor.done();
   }
   return cu.getSource();

}
 

import org.eclipse.jdt.ui.CodeGeneration; //导入方法依赖的package包/类
private String createCuContent(ICompilationUnit cu, String typeContent) throws CoreException {
  String fileComment = getFileComment(cu);
  String typeComment = getTypeComment(cu);
  IPackageFragment cuPckg = (IPackageFragment) cu.getParent();

  // Use the 'New Java File' code template specified by workspace preferences
  String content = CodeGeneration.getCompilationUnitContent(cu, fileComment, typeComment, typeContent, lineDelimiter);
  if (content != null) {
    // Parse the generated source to make sure it's error-free
    ASTParser parser = ASTParser.newParser(AST.JLS3);
    parser.setProject(cu.getJavaProject());
    parser.setSource(content.toCharArray());
    CompilationUnit unit = (CompilationUnit) parser.createAST(null);
    if ((cuPckg.isDefaultPackage() || unit.getPackage() != null) && !unit.types().isEmpty()) {
      return content;
    }
  }

  // If we didn't have a template to use, just generate the source by hand
  StringBuffer buf = new StringBuffer();
  if (!cuPckg.isDefaultPackage()) {
    buf.append("package ").append(cuPckg.getElementName()).append(';');
  }
  buf.append(lineDelimiter).append(lineDelimiter);
  if (typeComment != null) {
    buf.append(typeComment).append(lineDelimiter);
  }
  buf.append(typeContent);
  return buf.toString();
}
 

import org.eclipse.jdt.ui.CodeGeneration; //导入方法依赖的package包/类
private String createSourceForNewCu(final ICompilationUnit unit, final IProgressMonitor monitor) throws CoreException {
	Assert.isNotNull(unit);
	Assert.isNotNull(monitor);
	try {
		monitor.beginTask("", 2); //$NON-NLS-1$
		final String separator= StubUtility.getLineDelimiterUsed(fType.getJavaProject());
		final String block= getAlignedSourceBlock(unit, fNewSourceOfInputType);
		String fileComment= null;
		if (StubUtility.doAddComments(unit.getJavaProject()))
			fileComment= CodeGeneration.getFileComment(unit, separator);
		String content= CodeGeneration.getCompilationUnitContent(unit, fileComment, null, block, separator);
		if (content == null) {
			final StringBuffer buffer= new StringBuffer();
			if (!fType.getPackageFragment().isDefaultPackage()) {
				buffer.append("package ").append(fType.getPackageFragment().getElementName()).append(';'); //$NON-NLS-1$
			}
			buffer.append(separator).append(separator);
			buffer.append(block);
			content= buffer.toString();
		}
		unit.getBuffer().setContents(content);
		addImportsToTargetUnit(unit, new SubProgressMonitor(monitor, 1));
	} finally {
		monitor.done();
	}
	return unit.getSource();
}
 

import org.eclipse.jdt.ui.CodeGeneration; //导入方法依赖的package包/类
private String getUnformattedSource(IProgressMonitor pm) throws CoreException {
	ICompilationUnit newCu= null;
	try {
		newCu= fAccessorPackage.getCompilationUnit(fAccessorPath.lastSegment()).getWorkingCopy(null);

		String typeComment= null, fileComment= null;
		final IJavaProject project= newCu.getJavaProject();
		final String lineDelim= StubUtility.getLineDelimiterUsed(project);
		if (StubUtility.doAddComments(project)) {
			typeComment= CodeGeneration.getTypeComment(newCu, fAccessorClassName, lineDelim);
			fileComment= CodeGeneration.getFileComment(newCu, lineDelim);
		}
		String classContent= createClass(lineDelim);
		String cuContent= CodeGeneration.getCompilationUnitContent(newCu, fileComment, typeComment, classContent, lineDelim);
		if (cuContent == null) {
			StringBuffer buf= new StringBuffer();
			if (fileComment != null) {
				buf.append(fileComment).append(lineDelim);
			}
			if (!fAccessorPackage.isDefaultPackage()) {
				buf.append("package ").append(fAccessorPackage.getElementName()).append(';'); //$NON-NLS-1$
			}
			buf.append(lineDelim).append(lineDelim);
			if (typeComment != null) {
				buf.append(typeComment).append(lineDelim);
			}
			buf.append(classContent);
			cuContent= buf.toString();
		}

		newCu.getBuffer().setContents(cuContent);
		addImportsToAccessorCu(newCu, pm);
		return newCu.getSource();
	} finally {
		if (newCu != null) {
			newCu.discardWorkingCopy();
		}
	}
}
 

import org.eclipse.jdt.ui.CodeGeneration; //导入方法依赖的package包/类
public List<ResourceChange> createTopLevelParameterObject(IPackageFragmentRoot packageFragmentRoot, CreationListener listener) throws CoreException {
	List<ResourceChange> changes= new ArrayList<ResourceChange>();
	IPackageFragment packageFragment= packageFragmentRoot.getPackageFragment(getPackage());
	if (!packageFragment.exists()) {
		changes.add(new CreatePackageChange(packageFragment));
	}
	ICompilationUnit unit= packageFragment.getCompilationUnit(getClassName() + JavaModelUtil.DEFAULT_CU_SUFFIX);
	Assert.isTrue(!unit.exists());
	IJavaProject javaProject= unit.getJavaProject();
	ICompilationUnit workingCopy= unit.getWorkingCopy(null);

	try {
		// create stub with comments and dummy type
		String lineDelimiter= StubUtility.getLineDelimiterUsed(javaProject);
		String fileComment= getFileComment(workingCopy, lineDelimiter);
		String typeComment= getTypeComment(workingCopy, lineDelimiter);
		String content= CodeGeneration.getCompilationUnitContent(workingCopy, fileComment, typeComment, "class " + getClassName() + "{}", lineDelimiter); //$NON-NLS-1$ //$NON-NLS-2$
		workingCopy.getBuffer().setContents(content);

		CompilationUnitRewrite cuRewrite= new CompilationUnitRewrite(workingCopy);
		ASTRewrite rewriter= cuRewrite.getASTRewrite();
		CompilationUnit root= cuRewrite.getRoot();
		AST ast= cuRewrite.getAST();
		ImportRewrite importRewrite= cuRewrite.getImportRewrite();

		// retrieve&replace dummy type with real class
		ListRewrite types= rewriter.getListRewrite(root, CompilationUnit.TYPES_PROPERTY);
		ASTNode dummyType= (ASTNode) types.getOriginalList().get(0);
		String newTypeName= JavaModelUtil.concatenateName(getPackage(), getClassName());
		TypeDeclaration classDeclaration= createClassDeclaration(newTypeName, cuRewrite, listener);
		classDeclaration.modifiers().add(ast.newModifier(ModifierKeyword.PUBLIC_KEYWORD));
		Javadoc javadoc= (Javadoc) dummyType.getStructuralProperty(TypeDeclaration.JAVADOC_PROPERTY);
		rewriter.set(classDeclaration, TypeDeclaration.JAVADOC_PROPERTY, javadoc, null);
		types.replace(dummyType, classDeclaration, null);

		// Apply rewrites and discard workingcopy
		// Using CompilationUnitRewrite.createChange() leads to strange
		// results
		String charset= ResourceUtil.getFile(unit).getCharset(false);
		Document document= new Document(content);
		try {
			rewriter.rewriteAST().apply(document);
			TextEdit rewriteImports= importRewrite.rewriteImports(null);
			rewriteImports.apply(document);
		} catch (BadLocationException e) {
			throw new CoreException(new Status(IStatus.ERROR, JavaPlugin.getPluginId(), RefactoringCoreMessages.IntroduceParameterObjectRefactoring_parameter_object_creation_error, e));
		}
		String docContent= document.get();
		CreateCompilationUnitChange compilationUnitChange= new CreateCompilationUnitChange(unit, docContent, charset);
		changes.add(compilationUnitChange);
	} finally {
		workingCopy.discardWorkingCopy();
	}
	return changes;
}