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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;

import org.codehaus.groovy.ast.stmt.Statement;

import java.util.LinkedList;

/**
 * Represents an inner class declaration
 * 
 * @author James Strachan
 * @version $Revision$
 */
public class InnerClassNode extends ClassNode {

    private ClassNode outerClass;
    private VariableScope scope;
    private boolean anonymous;

    /**
     * @param name is the full name of the class
     * @param modifiers the modifiers, @see org.objectweb.asm.Opcodes
     * @param superClass the base class name - use "java.lang.Object" if no direct base class
     */
    public InnerClassNode(ClassNode outerClass, String name, int modifiers, ClassNode superClass) {
        this(outerClass, name, modifiers, superClass, ClassHelper.EMPTY_TYPE_ARRAY, MixinNode.EMPTY_ARRAY);
    }

    /**
     * @param name is the full name of the class
     * @param modifiers the modifiers, @see org.objectweb.asm.Opcodes
     * @param superClass the base class name - use "java.lang.Object" if no direct base class
     */
    public InnerClassNode(ClassNode outerClass, String name, int modifiers, ClassNode superClass, ClassNode[] interfaces, MixinNode[] mixins) {
        super(name, modifiers, superClass, interfaces, mixins);
        this.outerClass = outerClass;

        if (outerClass.innerClasses == null)
            outerClass.innerClasses = new LinkedList ();
        outerClass.innerClasses.add(this);
    }

    public ClassNode getOuterClass() {
        return outerClass;
    }

    public ClassNode getOuterMostClass()  {
        ClassNode outerClass = getOuterClass();
        while (outerClass instanceof InnerClassNode)  {
            outerClass = outerClass.getOuterClass();
        }
        return outerClass;
    }

    /**
     * @return the field node on the outer class or null if this is not an inner class
     */
    public FieldNode getOuterField(String name) {
        return outerClass.getDeclaredField(name);
    }
    
    public VariableScope getVariableScope() {
        return scope;        
    }
    
    public void setVariableScope(VariableScope scope) {
        this.scope = scope;
    }

    public boolean isAnonymous() {
        return anonymous;
    }

    public void setAnonymous(boolean anonymous) {
        this.anonymous = anonymous;
    }

    @Override
    public void addConstructor(final ConstructorNode node) {
        super.addConstructor(node);
    }

    @Override
    public ConstructorNode addConstructor(final int modifiers, final Parameter[] parameters, final ClassNode[] exceptions, final Statement code) {
        return super.addConstructor(modifiers, parameters, exceptions, code);
    }
}