001    /**
002     *  Licensed to the Apache Software Foundation (ASF) under one or more
003     *  contributor license agreements.  See the NOTICE file distributed with
004     *  this work for additional information regarding copyright ownership.
005     *  The ASF licenses this file to You under the Apache License, Version 2.0
006     *  (the "License"); you may not use this file except in compliance with
007     *  the License.  You may obtain a copy of the License at
008     *
009     *     http://www.apache.org/licenses/LICENSE-2.0
010     *
011     *  Unless required by applicable law or agreed to in writing, software
012     *  distributed under the License is distributed on an "AS IS" BASIS,
013     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     *  See the License for the specific language governing permissions and
015     *  limitations under the License.
016     */
017    package org.apache.geronimo.console.jmsmanager.wizard;
018    
019    import org.apache.geronimo.console.util.PortletManager;
020    import org.apache.geronimo.kernel.repository.Artifact;
021    import org.apache.geronimo.kernel.repository.ListableRepository;
022    
023    import javax.portlet.ActionRequest;
024    import javax.portlet.ActionResponse;
025    import javax.portlet.PortletException;
026    import javax.portlet.RenderRequest;
027    import javax.portlet.RenderResponse;
028    import java.io.IOException;
029    import java.util.ArrayList;
030    import java.util.Collections;
031    import java.util.Iterator;
032    import java.util.List;
033    import java.util.SortedSet;
034    import org.apache.geronimo.console.MultiPageModel;
035    
036    /**
037     * Handler for the screen where you select a JMS provider (because
038     * you didn't want one of the ones we know about).
039     *
040     * @version $Rev: 476061 $ $Date: 2006-11-17 01:36:50 -0500 (Fri, 17 Nov 2006) $
041     */
042    public class SelectProviderHandler extends AbstractHandler {
043        private final static String[] SKIP_RARS_CONTAINING = new String[]{"tranql"};
044    
045        public SelectProviderHandler() {
046            super(SELECT_PROVIDER_MODE, "/WEB-INF/view/jmswizard/provider.jsp");
047        }
048    
049        public String actionBeforeView(ActionRequest request, ActionResponse response, MultiPageModel model) throws PortletException, IOException {
050            return getMode();
051        }
052    
053        public void renderView(RenderRequest request, RenderResponse response, MultiPageModel model) throws PortletException, IOException {
054            loadRARList(request);
055        }
056    
057        public String actionAfterView(ActionRequest request, ActionResponse response, MultiPageModel model) throws PortletException, IOException {
058            JMSResourceData data = (JMSResourceData) model;
059            String rar = request.getParameter(RAR_FILE_PARAMETER);
060            if (isEmpty(rar)) {
061                return SELECT_PROVIDER_MODE + BEFORE_ACTION;
062            }
063            data.setRarURI(rar);
064            return CONFIGURE_RA_MODE + BEFORE_ACTION;
065        }
066    
067        private void loadRARList(RenderRequest renderRequest) {
068            // List the available RARs
069            List list = new ArrayList();
070            ListableRepository[] repos = PortletManager.getCurrentServer(renderRequest).getRepositories();
071            for (int i = 0; i < repos.length; i++) {
072                ListableRepository repo = repos[i];
073                final SortedSet artifacts = repo.list();
074                outer:
075                for (Iterator iterator = artifacts.iterator(); iterator.hasNext();) {
076                    Artifact artifact = (Artifact)iterator.next();
077                    String test = artifact.toString();
078                    if (!test.endsWith("/rar")) { //todo: may need to change this logic if configId format changes
079                        continue;
080                    } else if (repo.getLocation(artifact).isDirectory()) {
081                            continue;
082                    }
083                    for (int k = 0; k < SKIP_RARS_CONTAINING.length; k++) {
084                        String skip = SKIP_RARS_CONTAINING[k];
085                        if (test.indexOf(skip) > -1) {
086                            continue outer;
087                        }
088                    }
089                    list.add(test);
090                }
091            }
092            Collections.sort(list);
093            renderRequest.setAttribute("rars", list);
094        }
095    }