Source Code Cross Referenced for JSEPlatformContext.java in  » ESB » open-esb » com » sun » jbi » framework » jse » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » ESB » open esb » com.sun.jbi.framework.jse 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * BEGIN_HEADER - DO NOT EDIT
003:         *
004:         * The contents of this file are subject to the terms
005:         * of the Common Development and Distribution License
006:         * (the "License").  You may not use this file except
007:         * in compliance with the License.
008:         *
009:         * You can obtain a copy of the license at
010:         * https://open-esb.dev.java.net/public/CDDLv1.0.html.
011:         * See the License for the specific language governing
012:         * permissions and limitations under the License.
013:         *
014:         * When distributing Covered Code, include this CDDL
015:         * HEADER in each file and include the License file at
016:         * https://open-esb.dev.java.net/public/CDDLv1.0.html.
017:         * If applicable add the following below this CDDL HEADER,
018:         * with the fields enclosed by brackets "[]" replaced with
019:         * your own identifying information: Portions Copyright
020:         * [year] [name of copyright owner]
021:         */
022:
023:        /*
024:         * @(#)JSEPlatformContext.java
025:         * Copyright 2004-2007 Sun Microsystems, Inc. All Rights Reserved.
026:         *
027:         * END_HEADER - DO NOT EDIT
028:         */
029:        package com.sun.jbi.framework.jse;
030:
031:        import com.sun.jbi.JBIProvider;
032:        import com.sun.jbi.security.KeyStoreUtil;
033:        import com.sun.jbi.platform.PlatformEventListener;
034:
035:        import java.io.File;
036:        import java.util.Set;
037:        import java.util.HashSet;
038:        import java.util.Map;
039:        import java.util.logging.Logger;
040:
041:        import javax.management.MBeanServerConnection;
042:        import javax.management.MBeanServer;
043:        import javax.naming.InitialContext;
044:
045:        /**
046:         * Implementation of PlatformContext for Java SE.
047:         * @author Sun Microsystems Inc.
048:         */
049:        public class JSEPlatformContext implements 
050:                com.sun.jbi.platform.PlatformContext {
051:            private String mInstanceName;
052:            private String mInstanceRoot;
053:            private String mInstallRoot;
054:            private InitialContext mNamingContext;
055:            private Logger mLog = Logger.getLogger(getClass().getPackage()
056:                    .getName());
057:
058:            public JSEPlatformContext(String instanceName, String installRoot) {
059:                mInstanceName = instanceName;
060:                mInstallRoot = installRoot;
061:                mInstanceRoot = installRoot + File.separator + instanceName;
062:
063:                try {
064:                    mNamingContext = new InitialContext();
065:                } catch (javax.naming.NamingException nmEx) {
066:                    mLog.warning(nmEx.toString());
067:                }
068:            }
069:
070:            /**
071:             * Get the TransactionManager for this implementation. The instance
072:             * returned is an implementation of the standard JTS interface. If none
073:             * is available, returns <CODE>null</CODE>.
074:             * @return a <CODE>TransactionManager</CODE> instance.
075:             * @throws Exception if a <CODE>TransactionManager</CODE> cannot be obtained.
076:             */
077:            public javax.transaction.TransactionManager getTransactionManager()
078:                    throws Exception {
079:                return null;
080:            }
081:
082:            /**
083:             * Get the MBean server connection for a particular instance.
084:             * @return the <CODE>MBeanServerConnection</CODE> for the specified instance.
085:             */
086:            public MBeanServerConnection getMBeanServerConnection(
087:                    String instanceName) throws Exception {
088:                return java.lang.management.ManagementFactory
089:                        .getPlatformMBeanServer();
090:            }
091:
092:            /**
093:             * Get the instance name of the platform's administration server.  If the
094:             * platform does not provide a separate administration server, then this 
095:             * method returns the name of the local instance.
096:             * @return instance name of the administration server
097:             */
098:            public String getAdminServerName() {
099:                return mInstanceName;
100:            }
101:
102:            /**
103:             * Determine whether this instance is the administration server instance.
104:             * @return <CODE>true</CODE> if this instance is the administration server,
105:             * <CODE>false</CODE> if not.
106:             */
107:            public boolean isAdminServer() {
108:                return true;
109:            }
110:
111:            /**
112:             * Get the name of this instance.
113:             * @return the name of this server instance.
114:             */
115:            public String getInstanceName() {
116:                return mInstanceName;
117:            }
118:
119:            /**
120:             * Determine if the specified instance is up.
121:             * @return true if the instance is up and running, false otherwise
122:             */
123:            public boolean isInstanceUp(String instanceName) {
124:                return mInstanceName.equals(instanceName);
125:            }
126:
127:            /**
128:             * Determine whether multiple servers are permitted within this AS
129:             * installation.
130:             * @return true if multiple servers are permitted.
131:             */
132:            public boolean supportsMultipleServers() {
133:                return false;
134:            }
135:
136:            /**
137:             * Get the Target Name. If the instance is not a clustered instance then
138:             * the target name is the instance name. If the instance is part of a
139:             * cluster then the target name is the cluster name.
140:             *
141:             * @return the target name. 
142:             */
143:            public String getTargetName() {
144:                return mInstanceName;
145:            }
146:
147:            /**
148:             * Get the Target Name for a specified instance. If the instance is not
149:             * clustered the instance name is returned. This operation is invoked by
150:             * the JBI instance MBeans only.
151:             *
152:             * @return the target name. 
153:             */
154:            public String getTargetName(String instanceName) {
155:                return instanceName;
156:            }
157:
158:            /**
159:             * Get a set of the names of all the standalone servers in the domain.
160:             * @return a set of names of standalone servers in the domain.
161:             */
162:            public Set<String> getStandaloneServerNames() {
163:                HashSet<String> names = new HashSet<String>();
164:                names.add(mInstanceName);
165:                return names;
166:            }
167:
168:            /**
169:             * Get a set of the names of all the clustered servers in the domain.
170:             * @return a set of names of clustered servers in the domain.
171:             */
172:            public Set<String> getClusteredServerNames() {
173:                return new HashSet<String>();
174:            }
175:
176:            /**
177:             * Get a set of the names of all the clusters in the domain.
178:             * @return a set of names of clusters in the domain.
179:             */
180:            public Set<String> getClusterNames() {
181:                return new HashSet<String>();
182:            }
183:
184:            /**
185:             * Get a set of the names of all the servers in the specified cluster.
186:             * @return a set of names of servers in the cluster.
187:             */
188:            public Set<String> getServersInCluster(String clusterName) {
189:                return new HashSet<String>();
190:            }
191:
192:            /**
193:             * Determine whether a target is a valid server or cluster name.
194:             * @return <CODE>true</CODE> if <CODE>targetName</CODE> is a valid
195:             * standalone server name or cluster name, <CODE>false</CODE> if not.
196:             */
197:            public boolean isValidTarget(String targetName) {
198:                return mInstanceName.equals(targetName);
199:            }
200:
201:            /**
202:             * Determine whether a target is a cluster.
203:             * @return <CODE>true</CODE> if <CODE>targetName</CODE> is a cluster,
204:             * <CODE>false</CODE> if not.
205:             */
206:            public boolean isCluster(String targetName) {
207:                return false;
208:            }
209:
210:            /**
211:             * Determine whether a target is a standalone server.
212:             * @return <CODE>true</CODE> if <CODE>targetName</CODE> is a standalone
213:             * server, <CODE>false</CODE> if not.
214:             */
215:            public boolean isStandaloneServer(String targetName) {
216:                return mInstanceName.equals(targetName);
217:            }
218:
219:            /**
220:             * Determine whether the target is a clustered server.
221:             * @return <CODE>true</CODE> if <CODE>targetName</CODE> is a clustered
222:             * server, <CODE>false</CODE> if not.
223:             */
224:            public boolean isClusteredServer(String targetName) {
225:                return false;
226:            }
227:
228:            /**
229:             * Determine whether or not an instance is clustered.
230:             * @return <CODE>true</CODE> if the instance is clustered,
231:             * <CODE>false</CODE> if not.
232:             */
233:            public boolean isInstanceClustered(String instanceName) {
234:                return false;
235:            }
236:
237:            /**
238:             * Get a string representation of the DAS JMX RMI connector port.
239:             * @return the JMX RMI connector port as a <CODE>String</CODE>.
240:             */
241:            public String getJmxRmiPort() {
242:                return null;
243:            }
244:
245:            /**
246:             * Provides access to the platform's MBean server.
247:             * @return platform MBean server.
248:             */
249:            public MBeanServer getMBeanServer() {
250:                return java.lang.management.ManagementFactory
251:                        .getPlatformMBeanServer();
252:            }
253:
254:            /**
255:             * Get the full path to the platform's instance root directory.
256:             * @return platform instance root
257:             */
258:            public String getInstanceRoot() {
259:                return mInstanceRoot;
260:            }
261:
262:            /**
263:             * Get the full path to the platform's instaall root directory.
264:             * @return platform install root
265:             */
266:            public String getInstallRoot() {
267:                return mInstallRoot;
268:            }
269:
270:            /**
271:             * Returns the provider type for this platform.
272:             * @return enum value corresponding to this platform implementation.
273:             */
274:            public JBIProvider getProvider() {
275:                return JBIProvider.JSE;
276:            }
277:
278:            /**
279:             * Returns the KeyStoreUtil for Java SE.  Currently unsupported
280:             *
281:             * @return       a KeyStoreUtil
282:             * @exception    UnsupportedOperationException
283:             */
284:            public KeyStoreUtil getKeyStoreUtil() {
285:                return null;
286:            }
287:
288:            /**
289:             *  Retrieves the naming context that should be used to locate platform
290:             *  resources (e.g. TransactionManager).
291:             *  @return naming context
292:             */
293:            public InitialContext getNamingContext() {
294:                return mNamingContext;
295:            }
296:
297:            /**
298:             * Get the JBI system class loader for this implementation.
299:             * This is the JBI common classloader and is the parent of the JBI runtime
300:             * classloader that loaded this class.
301:             *
302:             * @return the <CODE>ClassLoader</CODE> that is the "system" class loader
303:             * from a JBI runtime perspective.
304:             * @throws SecurityException if access to the class loader is denied.
305:             */
306:            public ClassLoader getSystemClassLoader() throws SecurityException {
307:                return this .getClass().getClassLoader().getParent();
308:            }
309:
310:            /**
311:             * Register a listener for platform events.
312:             * @param listener listener implementation
313:             */
314:            public void addListener(PlatformEventListener listener) {
315:                // NOP
316:            }
317:
318:            /**
319:             * Remove a listener for platform events.
320:             * @param listener listener implementation
321:             */
322:            public void removeListener(PlatformEventListener listener) {
323:                // NOP
324:            }
325:        }
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