/*
 * Copyright 2003-2007 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.codehaus.groovy.ast.expr;

import org.codehaus.groovy.ast.ASTNode;
import org.codehaus.groovy.ast.ClassNode;
import org.codehaus.groovy.ast.GroovyCodeVisitor;

/**
 * Represents access to a Java/Groovy class in an expression, such
 * as when invoking a static method or accessing a static type
 * 
 * @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
 * @version $Revision$
 */
public class ClassExpression extends Expression {

    public ClassExpression(ClassNode type) {
        super.setType(type);
    }

    public void visit(GroovyCodeVisitor visitor) {
        visitor.visitClassExpression(this);
    }
    
    public Expression transformExpression(ExpressionTransformer transformer) {
        return this;
    }
    
    public String getText() {
        return getType().getName();
    }

    // GRECLIPSE add
    public void setSourcePosition(ASTNode node) {
        super.setSourcePosition(node);
        // propagate source position
        if (getType().getEnd() <= 0)
            getType().setSourcePosition(this);
    }
    // GRECLIPSE end

    public String toString() {
       return super.toString() + "[type: " + getType().getName() + "]";
    }
}