View Javadoc

1   /**
2    *
3    * Copyright 2004 The Apache Software Foundation
4    *
5    *  Licensed under the Apache License, Version 2.0 (the "License");
6    *  you may not use this file except in compliance with the License.
7    *  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   *  Unless required by applicable law or agreed to in writing, software
12   *  distributed under the License is distributed on an "AS IS" BASIS,
13   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   *  See the License for the specific language governing permissions and
15   *  limitations under the License.
16   */
17  package org.apache.geronimo.j2ee.management.impl;
18  
19  import java.util.Hashtable;
20  import java.util.Collection;
21  import java.util.ArrayList;
22  import javax.management.ObjectName;
23  import org.apache.geronimo.gbean.GBeanInfo;
24  import org.apache.geronimo.gbean.GBeanInfoBuilder;
25  import org.apache.geronimo.j2ee.j2eeobjectnames.NameFactory;
26  import org.apache.geronimo.kernel.ObjectNameUtil;
27  import org.apache.geronimo.management.AppClientModule;
28  import org.apache.geronimo.management.EJBModule;
29  import org.apache.geronimo.management.J2EEModule;
30  import org.apache.geronimo.management.J2EEResource;
31  import org.apache.geronimo.management.geronimo.J2EEApplication;
32  import org.apache.geronimo.management.geronimo.J2EEServer;
33  import org.apache.geronimo.management.geronimo.ResourceAdapterModule;
34  import org.apache.geronimo.management.geronimo.WebModule;
35  
36  /**
37   * @version $Rev: 396206 $ $Date: 2006-04-22 19:55:45 -0700 (Sat, 22 Apr 2006) $
38   */
39  public class J2EEApplicationImpl implements J2EEApplication {
40      private final String objectName;
41      private final String deploymentDescriptor;
42      private final J2EEServer server;
43      private final Collection resources;
44      private final Collection appClientModules;
45      private final Collection ejbModules;
46      private final Collection resourceAdapterModules;
47      private final Collection webModules;
48  
49      public J2EEApplicationImpl(String objectName,
50              String deploymentDescriptor,
51              J2EEServer server,
52              Collection resources,
53              Collection appClientModules,
54              Collection ejbModules,
55              Collection resourceAdapterModules,
56              Collection webModules) {
57  
58          this.objectName = objectName;
59          ObjectName myObjectName = ObjectNameUtil.getObjectName(this.objectName);
60          verifyObjectName(myObjectName);
61  
62          this.deploymentDescriptor = deploymentDescriptor;
63          this.server = server;
64          this.resources = resources;
65          this.appClientModules = appClientModules;
66          this.ejbModules = ejbModules;
67          this.resourceAdapterModules = resourceAdapterModules;
68          this.webModules = webModules;
69      }
70  
71      public String getObjectName() {
72          return objectName;
73      }
74  
75      public boolean isStateManageable() {
76          return true;
77      }
78  
79      public boolean isStatisticsProvider() {
80          return false;
81      }
82  
83      public boolean isEventProvider() {
84          return true;
85      }
86  
87      /**
88       * ObjectName must match this pattern:
89       * <p/>
90       * domain:j2eeType=J2EEApplication,name=MyName,J2EEServer=MyServer
91       */
92      private void verifyObjectName(ObjectName objectName) {
93          if (objectName.isPattern()) {
94              throw new InvalidObjectNameException("ObjectName can not be a pattern", objectName);
95          }
96          Hashtable keyPropertyList = objectName.getKeyPropertyList();
97          if (!"J2EEApplication".equals(keyPropertyList.get("j2eeType"))) {
98              throw new InvalidObjectNameException("J2EEApplication object name j2eeType property must be 'J2EEApplication'", objectName);
99          }
100         if (!keyPropertyList.containsKey("name")) {
101             throw new InvalidObjectNameException("J2EEApplication object must contain a J2EEServer property", objectName);
102         }
103         if (!keyPropertyList.containsKey("J2EEServer")) {
104             throw new InvalidObjectNameException("J2EEApplication object name must contain a J2EEServer property", objectName);
105         }
106         if (keyPropertyList.size() != 3) {
107             throw new InvalidObjectNameException("J2EEApplication object name can only have j2eeType, name, and J2EEServer properties", objectName);
108         }
109     }
110 
111     public String[] getModules() {
112         return Util.getObjectNames(getModulesInstances());
113     }
114 
115     public J2EEModule[] getModulesInstances() {
116         ArrayList objects = new ArrayList();
117         if (appClientModules != null) {
118             objects.addAll(appClientModules);
119         }
120         if (ejbModules != null) {
121             objects.addAll(ejbModules);
122         }
123         if (webModules != null) {
124             objects.addAll(webModules);
125         }
126         if (resourceAdapterModules != null) {
127             objects.addAll(resourceAdapterModules);
128         }
129 
130         return (J2EEModule[]) objects.toArray(new J2EEModule[objects.size()]);
131     }
132 
133     public J2EEResource[] getResources() {
134         if (resources == null) return new J2EEResource[0];
135         return (J2EEResource[]) resources.toArray(new J2EEResource[resources.size()]);
136     }
137 
138     public AppClientModule[] getClientModules() {
139         if (appClientModules == null) return new AppClientModule[0];
140         return (AppClientModule[]) appClientModules.toArray(new AppClientModule[appClientModules.size()]);
141     }
142 
143     public EJBModule[] getEJBModules() {
144         if (ejbModules == null) return new EJBModule[0];
145         return (EJBModule[]) ejbModules.toArray(new EJBModule[ejbModules.size()]);
146     }
147 
148     public ResourceAdapterModule[] getRAModules() {
149         if (resourceAdapterModules == null) return new ResourceAdapterModule[0];
150         return (ResourceAdapterModule[]) resourceAdapterModules.toArray(new ResourceAdapterModule[resourceAdapterModules.size()]);
151     }
152 
153     public WebModule[] getWebModules() {
154         if (webModules == null) return new WebModule[0];
155         return (WebModule[]) webModules.toArray(new WebModule[webModules.size()]);
156     }
157 
158     public String getDeploymentDescriptor() {
159         return deploymentDescriptor;
160     }
161 
162     public String getServer() {
163         return server.getObjectName();
164     }
165 
166     public static final GBeanInfo GBEAN_INFO;
167 
168     static {
169         GBeanInfoBuilder infoFactory = GBeanInfoBuilder.createStatic(J2EEApplicationImpl.class, NameFactory.J2EE_APPLICATION);
170         infoFactory.addAttribute("deploymentDescriptor", String.class, true);
171         infoFactory.addReference("Server", J2EEServer.class);
172         infoFactory.addReference("Resources", J2EEResource.class);
173         infoFactory.addReference("AppClientModules", AppClientModule.class);
174         infoFactory.addReference("EJBModules", EJBModule.class);
175         infoFactory.addReference("ResourceAdapterModules", ResourceAdapterModule.class);
176         infoFactory.addReference("WebModules", WebModule.class);
177 
178         infoFactory.setConstructor(new String[]{
179                 "objectName",
180                 "deploymentDescriptor",
181                 "Server",
182                 "Resources",
183                 "AppClientModules",
184                 "EJBModules",
185                 "ResourceAdapterModules",
186                 "WebModules",
187         });
188 
189         GBEAN_INFO = infoFactory.getBeanInfo();
190     }
191 
192     public static GBeanInfo getGBeanInfo() {
193         return GBEAN_INFO;
194     }
195 }