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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2012 Oracle and/or its affiliates. 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_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 * elects to include this software in this distribution under the [CDDL or GPL
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// Portions Copyright [2020] Payara Foundation and/or affiliates

package com.sun.enterprise.deployment.node.runtime.application.wls;

import org.glassfish.deployment.common.Descriptor;
import com.sun.enterprise.deployment.EnvironmentProperty;
import com.sun.enterprise.deployment.Application;
import com.sun.enterprise.deployment.runtime.application.wls.ApplicationParam;
import com.sun.enterprise.deployment.node.DeploymentDescriptorNode;
import com.sun.enterprise.deployment.xml.RuntimeTagNames;
import org.w3c.dom.Node;

import java.util.Map;
import java.util.Set;

/**
 * This node is responsible for handling application-param.
 *
 */
public class ApplicationParamNode extends DeploymentDescriptorNode {

    /**
     * all sub-implementation of this class can use a dispatch table to map
     * xml element to method name on the descriptor class for setting 
     * the element value. 
     *  
     * @return the map with the element name as a key, the setter method as a value
     */    
    @Override
    protected Map getDispatchTable() {    
        Map table = super.getDispatchTable();
        table.put(RuntimeTagNames.PARAM_NAME, "setName");
        table.put(RuntimeTagNames.PARAM_VALUE, "setValue");                
        return table;
    }
    
    /**
     * write the descriptor class to a DOM tree and return it
     *
     * @param parent node in the DOM tree 
     * @param node name for the root element of this xml fragment      
     * @param the descriptor to write
     * @return the DOM tree top node
     */
    public Node writeDescriptor(Node parent, String nodeName, EnvironmentProperty descriptor) {       
        Node myNode = appendChild(parent, nodeName);
        
        writeLocalizedDescriptions(myNode, descriptor);        
        appendTextChild(myNode, RuntimeTagNames.PARAM_NAME, descriptor.getName());
        appendTextChild(myNode, RuntimeTagNames.PARAM_VALUE, descriptor.getValue());
        return myNode;
    }

    /**
     * write all occurrences of the descriptor corresponding to the current
     * node from the parent descriptor to an JAXP DOM node and return it
     *
     * This API will be invoked by the parent node when the parent node
     * writes out a mix of statically and dynamically registered sub nodes.
     *
     * This method should be overriden by the sub classes if it
     * needs to be called by the parent node.
     *
     * @param parent node in the DOM tree
     * @param nodeName the name of the node
     * @param parentDesc parent descriptor of the descriptor to be written
     * @return the JAXP DOM node
     */
    @Override
    public Node writeDescriptors(Node parent, String nodeName, Descriptor parentDesc) {
        if (parentDesc instanceof Application) {
            Application application = (Application)parentDesc;
            // application-param*
            Set applicationParams =
                application.getApplicationParams();
            for (ApplicationParam appParam : applicationParams) {
                writeDescriptor(parent, nodeName, (EnvironmentProperty)appParam);
            }
        }
        return parent;
    }      
}