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/*
 * 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.ClassNode;
import org.codehaus.groovy.ast.GroovyCodeVisitor;

/**
 * A constructor call
 * 
 * @author James Strachan
 * @author Jochen Theodorou
 * @version $Revision: 7922 $
 */
public class ConstructorCallExpression extends Expression {

    private final Expression arguments;

    public ConstructorCallExpression(ClassNode type, Expression arguments) {
        super.setType(type);
        if (!(arguments instanceof TupleExpression)){
            this.arguments = new TupleExpression(arguments);
        } else {
            this.arguments = arguments;
        }
    }
    
    public void visit(GroovyCodeVisitor visitor) {
        visitor.visitConstructorCallExpression(this);
    }
    
    public Expression transformExpression(ExpressionTransformer transformer) {
        Expression args = transformer.transform(arguments);
        Expression ret = new ConstructorCallExpression(getType(), args);
        ret.setSourcePosition(this);
        return ret;
    }

    public Expression getArguments() {
        return arguments;
    }

    public String getText() {
        String text = null;
        if (isSuperCall()) {
            text = "super ";
        } else if (isThisCall()) {
            text = "this ";
        } else {
            text = "new "+ getType().getName();
        }
        return text + arguments.getText();
    }

    public String toString() {
        return super.toString() + "[type: " + getType() + " arguments: " + arguments + "]";
    }
    
    public boolean isSuperCall() {
        return getType()==ClassNode.SUPER;
    }
    
    public boolean isSpecialCall(){
        return isThisCall() || isSuperCall();
    }
    
    public boolean isThisCall() {
        return getType()==ClassNode.THIS;
    }
}