001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements. See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership. The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License. You may obtain a copy of the License at
009 *
010 * http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied. See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019
020
021 package org.apache.geronimo.console.car;
022
023 import java.util.List;
024 import java.util.ArrayList;
025 import java.util.Collections;
026 import java.util.Comparator;
027
028 import javax.portlet.RenderRequest;
029
030 import org.apache.geronimo.system.plugin.PluginInstaller;
031 import org.apache.geronimo.system.plugin.PluginInstallerGBean;
032 import org.apache.geronimo.system.plugin.model.PluginListType;
033 import org.apache.geronimo.system.plugin.model.PluginType;
034 import org.apache.geronimo.system.plugin.model.PluginArtifactType;
035 import org.apache.geronimo.kernel.repository.Dependency;
036
037 /**
038 * @version $Rev: 706640 $ $Date: 2008-10-21 14:44:05 +0000 (Tue, 21 Oct 2008) $
039 */
040 public abstract class AbstractListHandler extends BaseImportExportHandler {
041 public AbstractListHandler(String mode, String viewName) {
042 super(mode, viewName);
043 }
044
045 protected void listPlugins(RenderRequest request, PluginInstaller pluginInstaller, PluginListType data, boolean validate) {
046 List<PluginInfoBean> plugins = new ArrayList<PluginInfoBean>();
047
048 for (PluginType metadata: data.getPlugin()) {
049
050 // ignore plugins which have no artifacts defined
051 if (metadata.getPluginArtifact().isEmpty()) {
052 continue;
053 }
054
055 if (metadata.getCategory() == null) {
056 metadata.setCategory("Unspecified");
057 }
058
059 for (PluginArtifactType artifact : metadata.getPluginArtifact()) {
060 PluginInfoBean plugin = new PluginInfoBean();
061 plugin.setPlugin(metadata);
062 plugin.setPluginArtifact(artifact);
063
064 if (validate) {
065 // determine if the plugin is installable
066 PluginType holder = PluginInstallerGBean.copy(metadata, artifact);
067 try {
068 pluginInstaller.validatePlugin(holder);
069 } catch (Exception e) {
070 plugin.setInstallable(false);
071 }
072 Dependency[] missingPrereqs = pluginInstaller.checkPrerequisites(holder);
073 if (missingPrereqs.length > 0) {
074 plugin.setInstallable(false);
075 }
076 }
077 plugins.add(plugin);
078 }
079 }
080
081 // sort the plugin list based on the selected table column
082 final String column = request.getParameter("column");
083 Collections.sort(plugins, new Comparator<PluginInfoBean>() {
084 public int compare(PluginInfoBean o1, PluginInfoBean o2) {
085 if ("Category".equals(column)) {
086 String category1 = o1.getCategory();
087 String category2 = o2.getCategory();
088 if (category1.equals(category2)) {
089 return o1.getName().compareTo(o2.getName());
090 }
091 return category1.compareTo(category2);
092 }
093 else if ("Version".equals(column)) {
094 String version1 = o1.getPluginArtifact().getModuleId().getVersion();
095 String version2 = o2.getPluginArtifact().getModuleId().getVersion();
096 if (version1.equals(version2)) {
097 return o1.getName().compareTo(o2.getName());
098 }
099 return version1.compareTo(version2);
100 }
101 else if ("Installable".equals(column)) {
102 if (o1.isInstallable() == o2.isInstallable()) {
103 return o1.getName().compareTo(o2.getName());
104 }
105 return o1.isInstallable() ? -1 : 1 ;
106 }
107 else { // default sort column is Name
108 return o1.getName().compareTo(o2.getName());
109 }
110 }
111 });
112
113 // save everything in the request
114 request.setAttribute("plugins", plugins);
115 }
116 }