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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 * 
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
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 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
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package com.sun.enterprise.deployment.runtime;

import java.util.ArrayList;
import java.util.Set;
import java.util.Iterator;
import java.util.Vector;

import com.sun.enterprise.deployment.Descriptor;
import com.sun.enterprise.deployment.EjbDescriptor;
import com.sun.enterprise.deployment.MethodDescriptor;

public class CheckpointAtEndOfMethodDescriptor extends Descriptor{

    private ArrayList methodDescs = new ArrayList();
    private ArrayList convertedMethodDescs = new ArrayList();
    private EjbDescriptor ejbDescriptor = null;

    /** Default constructor. */
    public CheckpointAtEndOfMethodDescriptor() {
    }

     /**
      * Getter for method
      * @return Value of MethodDescriptor list
      */
    public ArrayList getMethodDescriptors() {
        return methodDescs;
    }

     /**
      * Getter for converted method
      * @return Value of style converted MethodDescriptor list
      */
    public ArrayList getConvertedMethodDescs() {
       if (convertedMethodDescs.isEmpty()) {
           convertStyleCheckpointedMethods();
       } 
       return convertedMethodDescs;
    }


    /**
      * Getter for ejbDescriptor
      * @return Value of ejbDescriptor
      */
    public EjbDescriptor getEjbDescriptor() {
        return ejbDescriptor;
    }

    /**
     * Setter for ejbDescriptors
     * @param ejbDescriptors New value of ejbDescriptor.
     */
    public void setEjbDescriptor(
        EjbDescriptor ejbDescriptor) {
        this.ejbDescriptor = ejbDescriptor;
    }


    /**
     * Setter for method
     * @param MethodDescriptor New value of MethodDescriptor to add.
     */
    public void addMethodDescriptor(MethodDescriptor methodDesc) {
        methodDescs.add(methodDesc);
    }

    private void convertStyleCheckpointedMethods() {
        Set allMethods = ejbDescriptor.getMethodDescriptors();
        for (Iterator mdItr = methodDescs.iterator(); mdItr.hasNext();) {
            MethodDescriptor methodDesc = (MethodDescriptor) mdItr.next();

            // the ejb-name element defined in the method element will
            // be always ignored and overriden by the one defined in 
            // ejb element
            methodDesc.setEjbName(ejbDescriptor.getName());

            // Convert to style 3 method descriptors
            Vector mds = 
                methodDesc.doStyleConversion(ejbDescriptor, allMethods);
            convertedMethodDescs.addAll(mds); 
        }
    }

    public boolean isCheckpointEnabledFor(MethodDescriptor methodDesc) {
        return getConvertedMethodDescs().contains(methodDesc);
    }
}