org.eclipse.jdt.core.dom.ASTNode#MALFORMED源码实例Demo

private RefactoringStatus mappingErrorFound(RefactoringStatus result, ASTNode node) {
	if (node != null && (node.getFlags() & ASTNode.MALFORMED) != 0 && processCompilerError(result, node)) {
		return result;
	}
	result.addFatalError(getMappingErrorMessage());
	return result;
}
 

@Override
protected boolean visitNode(ASTNode node) {
	if ((node.getFlags() & ASTNode.MALFORMED) == ASTNode.MALFORMED) {
		retainPositions(node.getStartPosition(), node.getLength());
		return false;
	}
	return true;
}
 

@Override
public boolean preVisit2(ASTNode node) {
	if ((node.getFlags() & ASTNode.MALFORMED) != 0 || (node.getFlags() & ASTNode.RECOVERED) != 0)
		hasError = true;
	return !hasError;
}
 

private RefactoringStatus mappingErrorFound(RefactoringStatus result, ASTNode node) {
	if (node != null && (node.getFlags() & ASTNode.MALFORMED) != 0 && processCompilerError(result, node))
		return result;
	result.addFatalError(getMappingErrorMessage());
	return result;
}
 

private RefactoringStatus mappingErrorFound(RefactoringStatus result, ASTNode node) {
	if (node != null && (node.getFlags() & ASTNode.MALFORMED) != 0 && processCompilerError(result, node))
		return result;
	result.addFatalError(getMappingErrorMessage());
	return result;
}
 

protected ASTNode generateElementAST(ASTRewrite rewriter, ICompilationUnit cu) throws JavaModelException {
	if (this.createdNode == null) {
		this.source = removeIndentAndNewLines(this.source, cu);
		ASTParser parser = ASTParser.newParser(AST.JLS8);
		parser.setSource(this.source.toCharArray());
		parser.setProject(getCompilationUnit().getJavaProject());
		parser.setKind(ASTParser.K_CLASS_BODY_DECLARATIONS);
		ASTNode node = parser.createAST(this.progressMonitor);
		String createdNodeSource;
		if (node.getNodeType() != ASTNode.TYPE_DECLARATION) {
			createdNodeSource = generateSyntaxIncorrectAST();
			if (this.createdNode == null)
				throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.INVALID_CONTENTS));
		} else {
			TypeDeclaration typeDeclaration = (TypeDeclaration) node;
			if ((typeDeclaration.getFlags() & ASTNode.MALFORMED) != 0) {
				createdNodeSource = generateSyntaxIncorrectAST();
				if (this.createdNode == null)
					throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.INVALID_CONTENTS));
			} else {
				List bodyDeclarations = typeDeclaration.bodyDeclarations();
				if (bodyDeclarations.size() == 0) {
					throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.INVALID_CONTENTS));
				}
				this.createdNode = (ASTNode) bodyDeclarations.iterator().next();
				createdNodeSource = this.source;
			}
		}
		if (this.alteredName != null) {
			SimpleName newName = this.createdNode.getAST().newSimpleName(this.alteredName);
			SimpleName oldName = rename(this.createdNode, newName);
			int nameStart = oldName.getStartPosition();
			int nameEnd = nameStart + oldName.getLength();
			StringBuffer newSource = new StringBuffer();
			if (this.source.equals(createdNodeSource)) {
				newSource.append(createdNodeSource.substring(0, nameStart));
				newSource.append(this.alteredName);
				newSource.append(createdNodeSource.substring(nameEnd));
			} else {
				// syntactically incorrect source
				int createdNodeStart = this.createdNode.getStartPosition();
				int createdNodeEnd = createdNodeStart + this.createdNode.getLength();
				newSource.append(createdNodeSource.substring(createdNodeStart, nameStart));
				newSource.append(this.alteredName);
				newSource.append(createdNodeSource.substring(nameEnd, createdNodeEnd));

			}
			this.source = newSource.toString();
		}
	}
	if (rewriter == null) return this.createdNode;
	// return a string place holder (instead of the created node) so has to not lose comments and formatting
	return rewriter.createStringPlaceholder(this.source, this.createdNode.getNodeType());
}
 

protected boolean isMalformed(ASTNode node) {
	return (node.getFlags() & ASTNode.MALFORMED) != 0;
}