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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2010 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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 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package com.sun.enterprise.config.serverbeans;

import org.glassfish.api.admin.RestRedirect;
import org.jvnet.hk2.component.Injectable;
import org.jvnet.hk2.config.ConfigBeanProxy;
import org.jvnet.hk2.config.Configured;
import org.jvnet.hk2.config.DuckTyped;
import org.jvnet.hk2.config.Element;

import java.util.*;
import org.glassfish.api.admin.config.ApplicationName;

/**
 *
 */

/* @XmlType(name = "", propOrder = {
    "lifecycleModuleOrJ2EeApplicationOrEjbModuleOrWebModuleOrConnectorModuleOrAppclientModuleOrMbeanOrExtensionModule"
}) */


@Configured
public interface Applications extends ConfigBeanProxy, Injectable  {

    /**
     * Gets the value of the lifecycleModuleOrJ2EeApplicationOrEjbModuleOrWebModuleOrConnectorModuleOrAppclientModuleOrMbeanOrExtensionModuleorApplication property.
     * Objects of the following type(s) are allowed in the list
     * {@link LifecycleModule }
     * {@link J2eeApplication }
     * {@link EjbModule }
     * {@link WebModule }
     * {@link ConnectorModule }
     * {@link AppclientModule }
     * {@link Mbean }
     * {@link ExtensionModule }
     * {@link Application }
     */             
    @Element("*")
    @RestRedirect(opType= RestRedirect.OpType.PUT, commandName="deploy")
    public List getModules();
            
    /**
     * Gets a subset of {@link #getModules()} that has the given type.
     */
    @DuckTyped
     List getModules(Class type);
    
    @DuckTyped
     T getModule(Class type, String moduleID);

    @DuckTyped
    List getApplications();

    /**
     * Return the application with the given module ID (name), or null if
     * no such application exists.
     *
     * @param   moduleID        the module ID of the application
     * @return                  the Application object, or null if no such app
     */
    @DuckTyped
    Application getApplication(String moduleID);

    @DuckTyped
    List getApplicationsWithSnifferType(String snifferType);

    @DuckTyped
    List getApplicationsWithSnifferType(String snifferType, boolean onlyStandaloneModules);
    
    public class Duck {
        public static  List getModules(Applications apps, Class type) {
            List modules = new ArrayList();
            for (Object module : apps.getModules()) {
                if (type.isInstance(module)) {
                    modules.add(type.cast(module));
                }
            }
            // you have to return an umodifiable list since this list
            // is not the real list of elements as maintained by this config bean
            return Collections.unmodifiableList(modules);
        }
                                                                                              
        public static  T getModule(Applications apps, Class type, String moduleID) {
            if (moduleID == null) {
                return null;
            }

            for (ApplicationName module : apps.getModules())
                if (type.isInstance(module) && module.getName().equals(moduleID))
                    return type.cast(module);

            return null;

        }

        public static List getApplications(Applications apps) {
            return getModules(apps, Application.class);
        }

        public static Application getApplication(Applications apps, String moduleID) {
            if (moduleID == null) {
                return null;
            }

            for (ApplicationName module : apps.getModules())
                if (module instanceof Application && module.getName().equals(moduleID))
                    return (Application)module;

            return null;
        }

        public static List getApplicationsWithSnifferType(
            Applications apps, String snifferType) {
            return getApplicationsWithSnifferType(apps, snifferType, false);
        }

        public static List getApplicationsWithSnifferType(
            Applications apps, String snifferType, 
            boolean onlyStandaloneModules) {
            List  result = new ArrayList() {

            };

            List applications = 
                getModules(apps, Application.class);      

            for (Application app : applications) {
                if (app.containsSnifferType(snifferType)) {
                    if (onlyStandaloneModules) {
                        if (app.isStandaloneModule()) {
                            result.add(app);
                        }
                    } else {
                        result.add(app);
                    }
                }
            }

            return Collections.unmodifiableList(result);
        }
    }
}




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