org.eclipse.jdt.core.dom.MethodInvocation#getAST ( )源码实例Demo

private static void addQualifierToOuterProposal(IInvocationContext context, MethodInvocation invocationNode,
		IMethodBinding binding, Collection<ChangeCorrectionProposal> proposals) {
	ITypeBinding declaringType= binding.getDeclaringClass();
	ITypeBinding parentType= Bindings.getBindingOfParentType(invocationNode);
	ITypeBinding currType= parentType;

	boolean isInstanceMethod= !Modifier.isStatic(binding.getModifiers());

	while (currType != null && !Bindings.isSuperType(declaringType, currType)) {
		if (isInstanceMethod && Modifier.isStatic(currType.getModifiers())) {
			return;
		}
		currType= currType.getDeclaringClass();
	}
	if (currType == null || currType == parentType) {
		return;
	}

	ASTRewrite rewrite= ASTRewrite.create(invocationNode.getAST());

	String label = Messages.format(CorrectionMessages.UnresolvedElementsSubProcessor_changetoouter_description,
			org.eclipse.jdt.ls.core.internal.corrections.ASTResolving.getTypeSignature(currType));
	ASTRewriteCorrectionProposal proposal = new ASTRewriteCorrectionProposal(label, CodeActionKind.QuickFix, context.getCompilationUnit(),
			rewrite, IProposalRelevance.QUALIFY_WITH_ENCLOSING_TYPE);

	ImportRewrite imports= proposal.createImportRewrite(context.getASTRoot());
	ImportRewriteContext importRewriteContext= new ContextSensitiveImportRewriteContext(invocationNode, imports);
	AST ast= invocationNode.getAST();

	String qualifier= imports.addImport(currType, importRewriteContext);
	Name name= ASTNodeFactory.newName(ast, qualifier);

	Expression newExpression;
	if (isInstanceMethod) {
		ThisExpression expr= ast.newThisExpression();
		expr.setQualifier(name);
		newExpression= expr;
	} else {
		newExpression= name;
	}

	rewrite.set(invocationNode, MethodInvocation.EXPRESSION_PROPERTY, newExpression, null);

	proposals.add(proposal);
}
 

@Override
public final boolean visit(final MethodInvocation node) {
	Assert.isNotNull(node);
	final Expression expression= node.getExpression();
	final IMethodBinding method= node.resolveMethodBinding();
	if (method != null) {
		final ASTRewrite rewrite= fRewrite;
		if (expression == null) {
			final AST ast= node.getAST();
			if (!JdtFlags.isStatic(method))
				rewrite.set(node, MethodInvocation.EXPRESSION_PROPERTY, ast.newSimpleName(fTargetName), null);
			else if (!fStaticImports.contains(method)) {
				ITypeBinding declaring= method.getDeclaringClass();
				if (declaring != null) {
					IType type= (IType) declaring.getJavaElement();
					if (type != null) {
						rewrite.set(node, MethodInvocation.EXPRESSION_PROPERTY, ast.newName(type.getTypeQualifiedName('.')), null);
					}
				}
			}
			return true;
		} else {
			if (expression instanceof FieldAccess) {
				final FieldAccess access= (FieldAccess) expression;
				if (Bindings.equals(fTarget, access.resolveFieldBinding())) {
					rewrite.remove(expression, null);
					visit(node.arguments());
					return false;
				}
			} else if (expression instanceof Name) {
				final Name name= (Name) expression;
				if (Bindings.equals(fTarget, name.resolveBinding())) {
					rewrite.remove(expression, null);
					visit(node.arguments());
					return false;
				}
			}
		}
	}
	return true;
}
 

private static void addQualifierToOuterProposal(IInvocationContext context, MethodInvocation invocationNode, IMethodBinding binding, Collection<ICommandAccess> proposals) {
	ITypeBinding declaringType= binding.getDeclaringClass();
	ITypeBinding parentType= Bindings.getBindingOfParentType(invocationNode);
	ITypeBinding currType= parentType;

	boolean isInstanceMethod= !Modifier.isStatic(binding.getModifiers());

	while (currType != null && !Bindings.isSuperType(declaringType, currType)) {
		if (isInstanceMethod && Modifier.isStatic(currType.getModifiers())) {
			return;
		}
		currType= currType.getDeclaringClass();
	}
	if (currType == null || currType == parentType) {
		return;
	}

	ASTRewrite rewrite= ASTRewrite.create(invocationNode.getAST());

	String label= Messages.format(CorrectionMessages.UnresolvedElementsSubProcessor_changetoouter_description, ASTResolving.getTypeSignature(currType));
	Image image= JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_CHANGE);
	ASTRewriteCorrectionProposal proposal= new ASTRewriteCorrectionProposal(label, context.getCompilationUnit(), rewrite, IProposalRelevance.QUALIFY_WITH_ENCLOSING_TYPE, image);

	ImportRewrite imports= proposal.createImportRewrite(context.getASTRoot());
	ImportRewriteContext importRewriteContext= new ContextSensitiveImportRewriteContext(invocationNode, imports);
	AST ast= invocationNode.getAST();

	String qualifier= imports.addImport(currType, importRewriteContext);
	Name name= ASTNodeFactory.newName(ast, qualifier);

	Expression newExpression;
	if (isInstanceMethod) {
		ThisExpression expr= ast.newThisExpression();
		expr.setQualifier(name);
		newExpression= expr;
	} else {
		newExpression= name;
	}

	rewrite.set(invocationNode, MethodInvocation.EXPRESSION_PROPERTY, newExpression, null);

	proposals.add(proposal);
}