diff options
Diffstat (limited to 'sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host')
7 files changed, 0 insertions, 1909 deletions
diff --git a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/jse/CorbaRuntimeModuleActivator.java b/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/jse/CorbaRuntimeModuleActivator.java deleted file mode 100644 index 252a1512e4..0000000000 --- a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/jse/CorbaRuntimeModuleActivator.java +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ -package org.apache.tuscany.sca.host.corba.jse; - -import org.apache.tuscany.sca.core.ExtensionPointRegistry; -import org.apache.tuscany.sca.core.ModuleActivator; -import org.apache.tuscany.sca.host.corba.CorbaHostExtensionPoint; - -/** - * @version $Rev$ $Date$ - */ -public class CorbaRuntimeModuleActivator implements ModuleActivator { - // private static final Logger logger = - // Logger.getLogger(CorbaRuntimeModuleActivator.class.getName()); - - private DefaultCorbaHost server; - - public void start(ExtensionPointRegistry extensionPointRegistry) { - - // Register our Corba host - CorbaHostExtensionPoint corbaHosts = extensionPointRegistry.getExtensionPoint(CorbaHostExtensionPoint.class); - server = new DefaultCorbaHost(); - corbaHosts.addCorbaHost(server); - } - - public void stop(ExtensionPointRegistry registry) { - if (server != null) { - server.stop(); - } - } - -} diff --git a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/jse/DefaultCorbaHost.java b/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/jse/DefaultCorbaHost.java deleted file mode 100644 index 015644e19d..0000000000 --- a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/jse/DefaultCorbaHost.java +++ /dev/null @@ -1,181 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -package org.apache.tuscany.sca.host.corba.jse; - -import java.util.Map; -import java.util.Properties; -import java.util.concurrent.ConcurrentHashMap; -import java.util.logging.Level; -import java.util.logging.Logger; - -import org.apache.tuscany.sca.host.corba.CorbaHost; -import org.apache.tuscany.sca.host.corba.CorbaHostException; -import org.apache.tuscany.sca.host.corba.CorbaHostUtils; -import org.apache.tuscany.sca.host.corba.CorbanameURL; -import org.omg.CORBA.ORB; -import org.omg.CORBA.Object; -import org.omg.CosNaming.NameComponent; -import org.omg.CosNaming.NamingContext; -import org.omg.CosNaming.NamingContextExt; -import org.omg.CosNaming.NamingContextExtHelper; -import org.omg.CosNaming.NamingContextHelper; -import org.omg.CosNaming.NamingContextPackage.InvalidName; -import org.omg.CosNaming.NamingContextPackage.NotFound; - -/** - * @version $Rev$ $Date$ - * Default implementation of JSE CORBA host - */ -public class DefaultCorbaHost implements CorbaHost { - private static final Logger logger = Logger.getLogger(DefaultCorbaHost.class.getName()); - - private Map<String, ORB> orbs = new ConcurrentHashMap<String, ORB>(); - - private void validatePort(int port) throws IllegalArgumentException { - if (port < 1) { - throw new IllegalArgumentException("Port value should be > 0"); - } - } - - private NamingContextExt getNamingContext(ORB orb, String nameService) throws Exception { - org.omg.CORBA.Object objRef = orb.resolve_initial_references(nameService); - return NamingContextExtHelper.narrow(objRef); - } - - private void handleException(Exception e) throws CorbaHostException { - // The cause of the Exception is JDK specific - if (e instanceof NotFound) { - throw new CorbaHostException(CorbaHostException.NO_SUCH_OBJECT, e); - } else if (e instanceof InvalidName) { - throw new CorbaHostException(e); - } else { - throw new CorbaHostException(e); - } - } - - public void registerServant(String uri, Object servantObject) throws CorbaHostException { - CorbanameURL details = CorbaHostUtils.getServiceDetails(uri); - ORB orb = createORB(details.getHost(), details.getPort(), false); - try { - NamingContext namingCtx = getNamingContext(orb, details.getNameService()); - for (int i = 0; i < details.getNamePath().size() - 1; i++) { - NameComponent nc = new NameComponent(details.getNamePath().get(i), ""); - NameComponent[] path = new NameComponent[] {nc}; - try { - namingCtx = NamingContextHelper.narrow(namingCtx.resolve(path)); - } catch (Exception e) { - namingCtx = namingCtx.bind_new_context(path); - } - } - NameComponent finalName = - new NameComponent(details.getNamePath().get(details.getNamePath().size() - 1), ""); - try { - namingCtx.resolve(new NameComponent[] {finalName}); - // no exception means that some object is already registered - // under this name, we need to crash here - throw new CorbaHostException(CorbaHostException.BINDING_IN_USE); - } catch (NotFound e) { - namingCtx.bind(new NameComponent[] {finalName}, servantObject); - } - } catch (CorbaHostException e) { - throw e; - } catch (Exception e) { - handleException(e); - } - } - - public void unregisterServant(String uri) throws CorbaHostException { - CorbanameURL details = CorbaHostUtils.getServiceDetails(uri); - ORB orb = createORB(details.getHost(), details.getPort(), false); - try { - NamingContextExt namingCtx = getNamingContext(orb, details.getNameService()); - namingCtx.unbind(namingCtx.to_name(details.getName())); - } catch (Exception e) { - handleException(e); - } - } - - public Object lookup(String uri) throws CorbaHostException { - Object result = null; - try { - CorbanameURL url = new CorbanameURL(uri); - ORB orb = createORB(url.getHost(), url.getPort(), false); - NamingContextExt context = getNamingContext(orb, url.getNameService()); - result = context.resolve_str(url.getName()); - } catch (Exception e) { - handleException(e); - } - if (result == null) { - throw new CorbaHostException(CorbaHostException.NO_SUCH_OBJECT); - } - return result; - } - - public ORB createORB(String host, int port, boolean server) throws CorbaHostException { - validatePort(port); - - String key = host + ":" + port; - ORB orb = orbs.get(key); - if (orb != null) { - return orb; - } - // Create an ORB object - Properties props = new Properties(); - props.putAll(System.getProperties()); - - String portStr = String.valueOf(port); - props.put("org.omg.CORBA.ORBServerId", "1000000"); - props.put("org.omg.CORBA.ORBInitialHost", host); - props.put("org.omg.CORBA.ORBInitialPort", portStr); - - // STEP 1: Set ORBPeristentServerPort property - // Set the proprietary property to open up a port to listen to - // INS requests. - - if (server) { - props.put("com.sun.CORBA.POA.ORBPersistentServerPort", portStr); - props.put("com.ibm.CORBA.ListenerPort", portStr); - props.put("gnu.CORBA.ListenerPort", portStr); - // props.put("org.omg.CORBA.ORBClass", - // "org.apache.yoko.orb.CORBA.ORB"); - // props.put("org.omg.CORBA.ORBSingletonClass", - // "org.apache.yoko.orb.CORBA.ORBSingleton"); - props.put("yoko.orb.oa.endpoint", "iiop --host " + host + " --port " + port); - props.put("yoko.orb.poamanager.TNameService.endpoint", "iiop --host " + host); - } - - String[] args = {"-ORBInitialHost", host, "-ORBInitialPort", "" + port}; - orb = ORB.init(args, props); - orbs.put(key, orb); - return orb; - } - - public void stop() { - for (ORB orb : orbs.values()) { - try { - orb.shutdown(true); - orb.destroy(); - } catch (Throwable e) { - logger.log(Level.SEVERE, e.getMessage(), e); - } - } - } - -} diff --git a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/NamingContextBase.java b/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/NamingContextBase.java deleted file mode 100644 index 59f0ce9a53..0000000000 --- a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/NamingContextBase.java +++ /dev/null @@ -1,863 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ -/** - * @version $Rev$ $Date$ - */ - -package org.apache.tuscany.sca.host.corba.naming; - -import java.util.ArrayList; -import java.util.List; -import java.util.logging.Level; -import java.util.logging.Logger; - -import org.omg.CORBA.BAD_PARAM; -import org.omg.CORBA.CompletionStatus; -import org.omg.CORBA.ORB; -import org.omg.CORBA.SystemException; -import org.omg.CosNaming.BindingType; -import org.omg.CosNaming.BindingTypeHolder; -import org.omg.CosNaming.NameComponent; -import org.omg.CosNaming.NamingContext; -import org.omg.CosNaming.NamingContextExtPOA; -import org.omg.CosNaming.NamingContextHelper; -import org.omg.CosNaming.NamingContextExtPackage.InvalidAddress; -import org.omg.CosNaming.NamingContextPackage.AlreadyBound; -import org.omg.CosNaming.NamingContextPackage.InvalidName; -import org.omg.CosNaming.NamingContextPackage.NotFound; -import org.omg.CosNaming.NamingContextPackage.NotFoundReason; -import org.omg.PortableServer.POA; - -public abstract class NamingContextBase extends NamingContextExtPOA { - // the real logger backing instance. We use the interface class as the locator - protected static final Logger logger = Logger.getLogger(NamingContext.class.getName()); - - // set of URL characters that don't require escaping when encoded. - protected final String nonEscaped = ";/?:@&=+$;-_.!~* ()"; - // the orb we're attached to - protected ORB orb; - // the poa we're associated with - protected POA poa; - - /** - * Create a new base NamingContext (super class constructor - * for the derived classes). - * - * @param orb The ORB this is hosted on. - * - * @exception java.lang.Exception - */ - public NamingContextBase(ORB orb, POA poa) throws java.lang.Exception { - super(); - this.orb = orb; - this.poa = poa; - } - - /** - * Bind an object to a given name. - * - * @param n An array of NameComponents that are the target name. - * The last element in the array is binding name for the - * object. The remainder of the array is the path - * for resolving the naming context, relative to the - * current context. All path contexts must already be - * bound in the context tree. - * @param obj The object to be bound. - * - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception org.omg.CosNaming.NamingContextPackage.CannotProceed - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - * @exception org.omg.CosNaming.NamingContextPackage.AlreadyBound - */ - public void bind(org.omg.CosNaming.NameComponent[] n, org.omg.CORBA.Object obj) - throws org.omg.CosNaming.NamingContextPackage.NotFound, org.omg.CosNaming.NamingContextPackage.CannotProceed, - org.omg.CosNaming.NamingContextPackage.InvalidName, org.omg.CosNaming.NamingContextPackage.AlreadyBound { - // perform various name validations - validateName(n); - - logNameComponent("bind() name", n); - - // do we need to push through to a deeper naming context first? - if (n.length > 1) { - // resolve the top level name to a context, and have that context - // resolve the rest. - NamingContext context = resolveContext(n[0]); - NameComponent[] subName = extractSubName(n); - - // now pass this along to the next context for the real bind operation. - context.bind(subName, obj); - } else { - NameComponent name = n[0]; - // we need the resolveObject() and bindObject() calls to be consistent, so - // synchronize on this - synchronized (this) { - // see if we have this bound already...can't replace these. - BindingTypeHolder type = new BindingTypeHolder(); - if (resolveObject(name, type) != null) { - throw new AlreadyBound(); - } - type.value = BindingType.nobject; - // ok, this is a new binding, go do it. - bindObject(name, obj, type); - } - } - } - - /** - * Rebind an object to a given name. If an object is - * already bound with this name, the new object replaces - * the bound object's value. If no object has been - * bound already, this is the same as a bind operation. - * - * @param n An array of NameComponents that are the target name. - * The last element in the array is binding name for the - * object. The remainder of the array is the path - * for resolving the naming context, relative to the - * current context. All path contexts must already be - * bound in the context tree. - * @param obj The new value for this binding. - * - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception org.omg.CosNaming.NamingContextPackage.CannotProceed - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - * @exception org.omg.CosNaming.NamingContextPackage.AlreadyBound - */ - public void rebind(org.omg.CosNaming.NameComponent[] n, org.omg.CORBA.Object obj) - throws org.omg.CosNaming.NamingContextPackage.NotFound, org.omg.CosNaming.NamingContextPackage.CannotProceed, - org.omg.CosNaming.NamingContextPackage.InvalidName { - // perform various name validations - validateName(n); - - logNameComponent("rebind() name", n); - - // do we need to push through to a deeper naming context first? - if (n.length > 1) { - // resolve the top level name to a context, and have that context - // resolve the rest. - NamingContext context = resolveContext(n[0]); - NameComponent[] subName = extractSubName(n); - - // now pass this along to the next context for the real bind operation. - context.rebind(subName, obj); - } else { - NameComponent name = n[0]; - // we need the resolveObject() and bindObject() calls to be consistent, so - // synchronize on this - synchronized (this) { - // see if we have this bound already...can't replace these. - BindingTypeHolder type = new BindingTypeHolder(); - // for a rebind, we must have an object, and it must be a real object - if (resolveObject(name, type) != null) { - // it has to resolve to a real object. If it is a naming context, - // then this is the wrong binding operation. - if (type.value.value() == BindingType._ncontext) { - throw new NotFound(NotFoundReason.not_object, n); - } - // safe to unbind - unbindObject(name); - } - type.value = BindingType.nobject; - // now bind this object - bindObject(name, obj, type); - } - } - } - - /** - * Bind a new context to a given name. - * - * @param n An array of NameComponents that are the target name. - * The last element in the array is binding name for the - * object. The remainder of the array is the path - * for resolving the naming context, relative to the - * current context. All path contexts must already be - * bound in the context tree. - * @param nc The new naming context added to the tree. - * - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception org.omg.CosNaming.NamingContextPackage.CannotProceed - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - * @exception org.omg.CosNaming.NamingContextPackage.AlreadyBound - */ - public void bind_context(org.omg.CosNaming.NameComponent[] n, org.omg.CosNaming.NamingContext nc) - throws org.omg.CosNaming.NamingContextPackage.NotFound, org.omg.CosNaming.NamingContextPackage.CannotProceed, - org.omg.CosNaming.NamingContextPackage.InvalidName, org.omg.CosNaming.NamingContextPackage.AlreadyBound { - // perform various name validations - validateName(n); - - logNameComponent("bind_context() name", n); - - // do we need to push through to a deeper naming context first? - if (n.length > 1) { - // resolve the top level name to a context, and have that context - // resolve the rest. - NamingContext context = resolveContext(n[0]); - NameComponent[] subName = extractSubName(n); - - // now pass this along to the next context for the real bind operation. - context.bind_context(subName, nc); - } else { - NameComponent name = n[0]; - // we need the resolveObject() and bindObject() calls to be consistent, so - // synchronize on this - synchronized (this) { - // see if we have this bound already...can't replace these. - BindingTypeHolder type = new BindingTypeHolder(); - if (resolveObject(name, type) != null) { - throw new AlreadyBound(); - } - type.value = BindingType.ncontext; - // ok, this is a new binding, go do it. - bindObject(name, nc, type); - } - } - } - - /** - * Rebind a context to a given name. If a context is - * already bound with this name, the new context replaces - * the existing context. If no context has been - * bound already, this is the same as a bind operation. - * - * @param n An array of NameComponents that are the target name. - * The last element in the array is binding name for the - * object. The remainder of the array is the path - * for resolving the naming context, relative to the - * current context. All path contexts must already be - * bound in the context tree. - * @param nc The new context to be bound with the name. - * - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception org.omg.CosNaming.NamingContextPackage.CannotProceed - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - * @exception org.omg.CosNaming.NamingContextPackage.AlreadyBound - */ - public void rebind_context(org.omg.CosNaming.NameComponent[] n, org.omg.CosNaming.NamingContext nc) - throws org.omg.CosNaming.NamingContextPackage.NotFound, org.omg.CosNaming.NamingContextPackage.CannotProceed, - org.omg.CosNaming.NamingContextPackage.InvalidName { - // perform various name validations - validateName(n); - - logNameComponent("rebind_context() name", n); - - // do we need to push through to a deeper naming context first? - if (n.length > 1) { - // resolve the top level name to a context, and have that context - // resolve the rest. - NamingContext context = resolveContext(n[0]); - NameComponent[] subName = extractSubName(n); - - // now pass this along to the next context for the real bind operation. - context.rebind_context(subName, nc); - } else { - NameComponent name = n[0]; - // we need the resolveObject() and bindObject() calls to be consistent, so - // synchronize on this - synchronized (this) { - // see if we have this bound already...can't replace these. - BindingTypeHolder type = new BindingTypeHolder(); - // for a rebind, we must have an object, and it must be a real object - if (resolveObject(name, type) != null) { - // it has to resolve to a real object. If it is a naming context, - // then this is the wrong binding operation. - if (type.value.value() != BindingType._ncontext) { - throw new NotFound(NotFoundReason.not_context, n); - } - // safe to unbind - unbindObject(name); - } - type.value = BindingType.ncontext; - // now bind this object - bindObject(name, nc, type); - } - } - } - - /** - * Resolve an an entry in the context tree. The - * resolved object may be a bound object or another - * NamingContext. If the named entry is not found, - * a NotFound exception is thrown. - * - * @param n An array of NameComponents that are the target name. - * The last element in the array is binding name for the - * object. The remainder of the array is the path - * for resolving the naming context, relative to the - * current context. All path contexts must already be - * bound in the context tree. - * - * @return The object bound at the indicated location. - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception org.omg.CosNaming.NamingContextPackage.CannotProceed - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - * @exception org.omg.CosNaming.NamingContextPackage.AlreadyBound - */ - public org.omg.CORBA.Object resolve(org.omg.CosNaming.NameComponent[] n) - throws org.omg.CosNaming.NamingContextPackage.NotFound, org.omg.CosNaming.NamingContextPackage.CannotProceed, - org.omg.CosNaming.NamingContextPackage.InvalidName { - // perform various name validations - validateName(n); - - logNameComponent("resolve() name", n); - - // do we need to push through to a deeper naming context first? - if (n.length > 1) { - // resolve the top level name to a context, and have that context - // resolve the rest. - NamingContext context = resolveContext(n[0]); - NameComponent[] subName = extractSubName(n); - - // now pass this along to the next context for the real bind operation. - return context.resolve(subName); - } else { - NameComponent name = n[0]; - // see if we have this bound already...can't replace these. - BindingTypeHolder type = new BindingTypeHolder(); - org.omg.CORBA.Object obj = resolveObject(name, type); - if (obj == null) { - // Object was not found - throw new NotFound(NotFoundReason.missing_node, n); - } - return obj; - } - } - - /** - * Remove an entry from the context tree. The - * target object may be a bound object or another - * NamingContext. If the named entry is not found, - * a NotFound exception is thrown. - * - * @param n An array of NameComponents that are the target name. - * The last element in the array is binding name for the - * object. The remainder of the array is the path - * for resolving the naming context, relative to the - * current context. All path contexts must already be - * bound in the context tree. - * - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception org.omg.CosNaming.NamingContextPackage.CannotProceed - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - * @exception org.omg.CosNaming.NamingContextPackage.AlreadyBound - */ - public void unbind(org.omg.CosNaming.NameComponent[] n) throws org.omg.CosNaming.NamingContextPackage.NotFound, - org.omg.CosNaming.NamingContextPackage.CannotProceed, org.omg.CosNaming.NamingContextPackage.InvalidName { - // perform various name validations - validateName(n); - - logNameComponent("unbind() name", n); - - // do we need to push through to a deeper naming context first? - if (n.length > 1) { - // resolve the top level name to a context, and have that context - // resolve the rest. - NamingContext context = resolveContext(n[0]); - NameComponent[] subName = extractSubName(n); - - // now pass this along to the next context for the real bind operation. - context.unbind(subName); - } else { - NameComponent name = n[0]; - synchronized (this) { - // see if we have this bound already...can't replace these. - BindingTypeHolder type = new BindingTypeHolder(); - org.omg.CORBA.Object obj = unbindObject(name); - if (obj == null) { - // Object was not found - throw new NotFound(NotFoundReason.missing_node, n); - } - } - } - } - - /** - * Create a new context and bind it in at the target - * location. - * - * @param n An array of NameComponents that are the target name. - * The last element in the array is binding name for the - * object. The remainder of the array is the path - * for resolving the naming context, relative to the - * current context. All path contexts must already be - * bound in the context tree. - * - * @return The newly created context. - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception org.omg.CosNaming.NamingContextPackage.CannotProceed - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - * @exception org.omg.CosNaming.NamingContextPackage.AlreadyBound - */ - public synchronized org.omg.CosNaming.NamingContext bind_new_context(org.omg.CosNaming.NameComponent[] n) - throws org.omg.CosNaming.NamingContextPackage.NotFound, org.omg.CosNaming.NamingContextPackage.AlreadyBound, - org.omg.CosNaming.NamingContextPackage.CannotProceed, org.omg.CosNaming.NamingContextPackage.InvalidName { - logNameComponent("bind_new_context() name", n); - - NamingContext context = new_context(); - try { - bind_context(n, context); - NamingContext returnContext = context; - // transfer this to another variable so the finally block doesn't try to destroy this. - context = null; - return returnContext; - } finally { - // if there is a bind failure on this, we need to ensure the context has - // an opportunity to clean up any of its resources. - if (context != null) { - try { - context.destroy(); - } catch (org.omg.CosNaming.NamingContextPackage.NotEmpty e) { - // new contexts should be empty. - } - } - } - } - - /** - * Convert an array of NameComponents into the string - * form of a context name. - * - * @param n The array of NameComponents to convert. - * - * @return The context name, in string form. - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - */ - public String to_string(org.omg.CosNaming.NameComponent[] n) - throws org.omg.CosNaming.NamingContextPackage.InvalidName { - validateName(n); - - logNameComponent("to_string() name", n); - - // convert the first part of the name - StringBuffer value = new StringBuffer(); - ; - // convert the first component, then build up from there. - nameToString(n[0], value); - - // the remainder need to get a separator - for (int i = 1; i < n.length; i++) { - value.append('/'); - nameToString(n[i], value); - } - return value.toString(); - } - - /** - * Perform the reverse operation of the to_string() method, - * parsing a String context name into an array of - * NameComponents. - * - * @param sn The string form of the name. - * - * @return An array of NameComponents parsed from the String name. - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - */ - public org.omg.CosNaming.NameComponent[] to_name(String sn) - throws org.omg.CosNaming.NamingContextPackage.InvalidName { - // must have a argument to parse - if (sn == null || sn.length() == 0) { - throw new InvalidName(); - } - - List components = new ArrayList(); - - StringBuffer component = new StringBuffer(); - - int index = 0; - String id = null; - String kind = null; - while (index < sn.length()) { - char ch = sn.charAt(index++); - - // found an escape character or a delimiter? - if (ch == '\\') { - // nothing after the escape? Trouble - if (index >= sn.length()) { - throw new InvalidName(); - } - // get the next character - ch = sn.charAt(index++); - component.append(ch); - } - // we need to process the periods here, to avoid getting - // mixed up with unescaped periods. - else if (ch == '.') { - // already seen a period while scanning? That's not allowed - if (id != null) { - throw new InvalidName(); - } - // pull off the id piece and reset the buffer - id = component.toString(); - component.setLength(0); - } - // found a component delimiter? - else if (ch == '/') { - // not seen a id/kind separator yet? This is an id with no kind - if (id == null) { - id = component.toString(); - kind = ""; - } else { - // we have an id already, pull off the kind - kind = component.toString(); - } - // add the parsed name component - components.add(new NameComponent(id, kind)); - // make sure these are all reset after pulling off a component - component.setLength(0); - id = null; - kind = null; - } else { - component.append(ch); - } - } - - // parse the last section - // not seen a id/kind separator yet? This is an id with no kind - if (id == null) { - id = component.toString(); - kind = ""; - } else { - // we have an id already, pull off the kind - kind = component.toString(); - } - // add the parsed name component - components.add(new NameComponent(id, kind)); - - // and turn this into a component array - return (NameComponent[])components.toArray(new NameComponent[components.size()]); - } - - /** - * Create a URL name for accessing a component by name. The - * URL will have a corbaname: protocol. - * - * @param addr The address location for the naming service used - * to resolve the object. This is in "host:port" form, - * just line a corbaloc: URL. - * @param sn The string mae of the target object. - * - * @return A URL for accessing this object, in String form. - * @exception org.omg.CosNaming.NamingContextExtPackage.InvalidAddress - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - */ - public String to_url(String addr, String sn) throws org.omg.CosNaming.NamingContextExtPackage.InvalidAddress, - org.omg.CosNaming.NamingContextPackage.InvalidName { - // basic validation - if (addr == null || addr.length() == 0) { - throw new InvalidAddress(); - } - - if (sn == null || sn.length() == 0) { - throw new InvalidName(); - } - - // TODO: What validation, if any, needs to be done here? - return "corbaname:" + addr + "#" + encodeRFC2396Name(sn); - } - - /** - * Resolve a bound object or context using a name - * in String form. - * - * @param n The string name of the object context. This must - * be a form parseable by to_name(). - * - * @return The bound object or context. - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception org.omg.CosNaming.NamingContextPackage.CannotProceed - * @exception org.omg.CosNaming.NamingContextPackage.InvalidName - */ - public org.omg.CORBA.Object resolve_str(String n) throws org.omg.CosNaming.NamingContextPackage.NotFound, - org.omg.CosNaming.NamingContextPackage.CannotProceed, org.omg.CosNaming.NamingContextPackage.InvalidName { - // this is just a simple convenience method - return resolve(to_name(n)); - } - - // abstract methods that are part of the NamingContext interface that need to be - // implemented by the subclasses. - - /** - * Create a new context of the same type as the - * calling context. - * - * @return A new NamingContext item. - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception SystemException - */ - public abstract org.omg.CosNaming.NamingContext new_context() throws SystemException; - - /** - * Destroy a context. This method should clean up - * any backing resources associated with the context. - * - * @exception org.omg.CosNaming.NamingContextPackage.NotEmpty - */ - public abstract void destroy() throws org.omg.CosNaming.NamingContextPackage.NotEmpty; - - /** - * Create a list of bound objects an contexts contained - * within this context. - * - * @param how_many The count of elements to return as a BindingList. - * @param bl A holder element for returning the source binding list. - * @param bi A holder for returning a BindingIterator. Any extra - * elements not returned in the BindingList are returned - * in the BindingIterator. - * - * @exception SystemException - */ - public abstract void list(int how_many, - org.omg.CosNaming.BindingListHolder bl, - org.omg.CosNaming.BindingIteratorHolder bi) throws SystemException; - - // abstract methods for the sub class to implement - - /** - * Resolve an object in this context (single level - * resolution). - * - * @param n The name of the target object. - * @param type A type holder for returning the bound object type - * information. - * - * @return The bound object. Returns null if the object does not - * exist in the context. - * @exception SystemException - */ - protected abstract org.omg.CORBA.Object resolveObject(NameComponent n, BindingTypeHolder type) - throws SystemException; - - /** - * Bind an object into the current context. This can - * be either an object or a naming context. - * - * @param n The single-level name of the target object. - * @param obj The object or context to be bound. - * @param type - * - * @exception SystemException - */ - protected abstract void bindObject(NameComponent n, org.omg.CORBA.Object obj, BindingTypeHolder type) - throws SystemException; - - /** - * Unbind an object from the current context. - * - * @param n The name of the target object (single level). - * - * @return The object associated with the binding. Returns null - * if there was no binding currently associated with this - * name. - * @exception SystemException - */ - protected abstract org.omg.CORBA.Object unbindObject(NameComponent n) throws SystemException; - - // implementation specific routines - - /** - * Resolve a name to a context object stored that has - * already been stored in this context. Throws an exception - * if the name cannot be resolved or if the resolved - * object is not a naming context. - * - * @param name The target name. - * - * @return The resolved NamingContext object. - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - */ - protected synchronized NamingContext resolveContext(NameComponent name) - throws org.omg.CosNaming.NamingContextPackage.NotFound { - BindingTypeHolder type = new BindingTypeHolder(); - // Resolve this to an object. We must be able to resolve this. - org.omg.CORBA.Object resolvedReference = resolveObject(name, type); - if (resolvedReference == null) { - throw new NotFound(NotFoundReason.missing_node, new NameComponent[] {name}); - } - - // it has to resolve to a naming context - if (type.value.value() != BindingType._ncontext) { - throw new NotFound(NotFoundReason.not_context, new NameComponent[] {name}); - } - - // in theory, this is a naming context. Narrow it an return. Any - // errors just become a NotFound exception - try { - return NamingContextHelper.narrow(resolvedReference); - } catch (org.omg.CORBA.BAD_PARAM ex) { - throw new NotFound(NotFoundReason.not_context, new NameComponent[] {name}); - } - } - - /** - * Extract the tail portion of a name. This is used - * to strip off the first name element so we can recurse - * on the name resolutions with a resolved context. - * - * @param name The current name array (this MUST have 2 or more - * elements). - * - * @return An array of NameComponent items that is one element - * smaller than the argument array, with the elements - * shifted over. - */ - protected NameComponent[] extractSubName(NameComponent[] name) { - NameComponent[] subName = new NameComponent[name.length - 1]; - System.arraycopy(name, 1, subName, 0, name.length - 1); - return subName; - } - - /** - * Perform common name validity checking. - * - * @param n The NameComponent array to check. - * - * @exception InvalidName - */ - protected void validateName(NameComponent[] n) throws InvalidName { - // perform various name validations - if (n == null) { - throw new BAD_PARAM(27 | org.omg.CORBA.OMGVMCID.value, CompletionStatus.COMPLETED_NO); - } - - // Valid name? - if (n.length < 1) { - throw new InvalidName(); - } - - // we have at least one name, so validate the toplevel item - NameComponent name = n[0]; - - // more name validation - if (name.id.length() == 0 && name.kind.length() == 0) { - throw new InvalidName(); - } - } - - /** - * Convert a NameComponent item into a string form, - * appending it to a StringBuffer. - * - * @param name The source NameComponent. - * @param out The StringBuffer location used to store the name - * value (appended to the end). - */ - protected void nameToString(NameComponent name, StringBuffer out) { - // if the id is null, then we base off of the kind. - if (name.id == null || name.id.length() == 0) { - out.append("."); - // true null name element? That displays as a "." - if (name.kind != null && name.kind.length() != 0) { - escapeName(name.kind, out); - } - } else { - // escape the name - escapeName(name.id, out); - // have a kind qualifier to add on? - if (name.kind != null && name.kind.length() != 0) { - out.append("."); - escapeName(name.kind, out); - } - } - } - - /** - * Process a name or kind element of a NameComponent, - * adding escape characters for '.' or '/' characters - * that might appear in the name. - * - * @param name The name element to process. - * @param out The StringBuffer to copy the escaped name into. - */ - protected void escapeName(String name, StringBuffer out) { - // no characters requiring escapes (common)? - // use this directly - if (name.indexOf('.') == -1 && name.indexOf('/') == -1) { - out.append(name); - } else { - // scan the string adding the escapes - for (int i = 0; i < name.length(); i++) { - char ch = name.charAt(i); - if (ch == '.' || ch == '/') { - out.append('/'); - } - out.append(ch); - } - } - } - - /** - * Perform RFC 2396 escape encoding of a name value. - * - * @param name The input name value. - * - * @return An encoded name, with special characters converted - * into a hex encoded value. - */ - protected String encodeRFC2396Name(String name) { - StringBuffer value = new StringBuffer(); - - for (int i = 0; i < name.length(); i++) { - char ch = name.charAt(i); - - // Alphanumerics and the "acceptable" set of special characters just get copied - // without encoding. - if (Character.isLetterOrDigit(ch) || nonEscaped.indexOf(ch) != -1) { - value.append(ch); - } else { - // this gets converted into a hex value, marked by "%". - value.append('%'); - value.append(Integer.toHexString((int)ch)); - } - } - return value.toString(); - } - - /** - * Test if debug logging is currently available. - * - * @return True if debug level (FINE) logging is currently turned on. - */ - protected boolean isDebugEnabled() { - return logger.isLoggable(Level.FINE); - } - - /** - * Log a line of debug output - * - * @param message The message to log - */ - protected void debug(String message) { - logger.fine(message); - } - - /** - * Log the name components passed in for a request. - * - * @param message A message describing the request context. - * @param n The array of name components. - */ - protected void logNameComponent(String message, NameComponent[] n) { - if (isDebugEnabled()) { - debug(message); - for (int i = 0; i < n.length; i++) { - debug(" NameComponent " + i + " id=" + n[i].id + " kind=" + n[i].kind); - } - } - } - -} diff --git a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameServer.java b/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameServer.java deleted file mode 100644 index 599f5bca54..0000000000 --- a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameServer.java +++ /dev/null @@ -1,133 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -/** - * @version $Rev$ $Date$ - */ -package org.apache.tuscany.sca.host.corba.naming; - -import org.omg.CORBA.ORB; - -/** - * A stand-alone naming service launchable from a command line. - */ -public class TransientNameServer { - private final TransientNameService service; - private final Object flag = new Object(); - private Boolean started; - - public TransientNameServer(String host, int port, String serviceName) { - this.service = new TransientNameService(host, port, serviceName); - } - - public ORB getORB() { - return service.getORB(); - } - - public Thread start() { - Thread t = new Thread() { - public void run() { - ORB orb = null; - synchronized (flag) { - try { - service.run(); - orb = service.getORB(); - started = Boolean.TRUE; - } catch (Throwable e) { - started = Boolean.FALSE; - throw new IllegalStateException(e); - } finally { - flag.notifyAll(); - } - } - // Wait for requests - orb.run(); - } - }; - t.setDaemon(true); - t.start(); - checkState(); - return t.isAlive() ? t : null; - } - - private Boolean checkState() { - synchronized (flag) { - while (started == null) { - try { - flag.wait(); - } catch (InterruptedException e) { - return null; - } - } - return started; - } - } - - public void stop() { - if (started == Boolean.TRUE) { - service.destroy(); - } - } - - /** - * Launch a name service as a stand alone process. The - * Host, port, and service name are controlled using - * program arguments. - * - * @param args The array of arguments for tailoring the service. - * - * @exception Exception - */ - public static void main(String args[]) throws Exception { - int port = TransientNameService.DEFAULT_SERVICE_PORT; - String host = TransientNameService.DEFAULT_SERVICE_HOST; - String serviceName = TransientNameService.DEFAULT_SERVICE_NAME; - - // see if we have - for (int i = 0; i < args.length; i++) { - if (args[i].equals("-ORBInitialPort")) { - i++; - if (i < args.length) { - port = java.lang.Integer.parseInt(args[i]); - } else { - throw new IllegalArgumentException("Invalid -ORBInitialPort option"); - } - } else if (args[i].equals("-ORBInitialHost")) { - i++; - if (i < args.length) { - host = args[i]; - } else { - throw new IllegalArgumentException("Invalid -ORBInitialHost option"); - } - } else if (args[i].equals("-ORBServiceName")) { - i++; - if (i < args.length) { - serviceName = args[i]; - } else { - throw new IllegalArgumentException("Invalid -ORBServiceName option"); - } - } - - } - // create a services, and just spin it off. We wait forever after that. - TransientNameServer server = new TransientNameServer(host, port, serviceName); - server.start().join(); - } - -} diff --git a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameService.java b/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameService.java deleted file mode 100644 index 77617a6c5c..0000000000 --- a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameService.java +++ /dev/null @@ -1,200 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -/** - * @version $Rev$ $Date$ - */ -package org.apache.tuscany.sca.host.corba.naming; - -import java.lang.reflect.Method; -import java.util.Collection; -import java.util.Properties; - -import org.omg.CORBA.ORB; -import org.omg.CORBA.Policy; -import org.omg.PortableServer.IdAssignmentPolicyValue; -import org.omg.PortableServer.LifespanPolicyValue; -import org.omg.PortableServer.POA; -import org.omg.PortableServer.ServantRetentionPolicyValue; - -/** - * A transient name service attached to an ORB. This - * class manages all of the housekeeping for creating a - * TransientNamingContext and a exposing it using an - * ORB. - */ -public class TransientNameService { - // the default registered name service - static public final String DEFAULT_SERVICE_NAME = "TNameService"; - // the default listening port - static public final int DEFAULT_SERVICE_PORT = 900; - // the default host name - static public final String DEFAULT_SERVICE_HOST = "localhost"; - - // the service root context - protected TransientNamingContext initialContext; - // initial listening port - protected int port; - // initial listening host - protected String host; - // the service name (used for registing for the corbaloc:: URL name - protected String serviceName; - // the orb instance we're running on - protected ORB createdOrb; - - /** - * Create a new TransientNameService, using all default - * attributes. - */ - public TransientNameService() { - this(DEFAULT_SERVICE_HOST, DEFAULT_SERVICE_PORT, DEFAULT_SERVICE_NAME); - } - - /** - * Create a default-named name service using the specified - * host and port parameters. - * - * @param host The host to expose this under. - * @param port The initial listening port. - */ - public TransientNameService(String host, int port) { - this(host, port, DEFAULT_SERVICE_NAME); - } - - /** - * Create a specifically-named name service using the specified - * host and port parameters. - * - * @param host The host to expose this under. - * @param port The initial listening port. - * @param name The name to register this service under using the - * BootManager. - */ - public TransientNameService(String host, int port, String name) { - this.port = port; - this.host = host; - this.serviceName = name; - } - - /** - * Start up the name service, including creating an - * ORB instance to expose it under. - * - * @exception TransientServiceException - */ - public void run() throws TransientServiceException { - // Create an ORB object - Properties props = new Properties(); - props.putAll(System.getProperties()); - - String portStr = String.valueOf(port); - props.put("org.omg.CORBA.ORBServerId", "1000000"); - props.put("org.omg.CORBA.ORBInitialHost", host); - props.put("org.omg.CORBA.ORBInitialPort", portStr); - - // STEP 1: Set ORBPeristentServerPort property - // Set the proprietary property to open up a port to listen to - // INS requests. - - props.put("com.sun.CORBA.POA.ORBPersistentServerPort", portStr); - props.put("com.ibm.CORBA.ListenerPort", portStr); - props.put("gnu.CORBA.ListenerPort", portStr); - // props.put("org.omg.CORBA.ORBClass", "org.apache.yoko.orb.CORBA.ORB"); - // props.put("org.omg.CORBA.ORBSingletonClass", "org.apache.yoko.orb.CORBA.ORBSingleton"); - props.put("yoko.orb.oa.endpoint", "iiop --host " + host + " --port " + port); - props.put("yoko.orb.poamanager.TNameService.endpoint", "iiop --host " + host); - - String[] args = {"-ORBInitialHost", host, "-ORBInitialPort", "" + port}; - createdOrb = ORB.init(args, props); - - // now initialize the service - initialize(createdOrb); - - } - - /** - * Initialize a transient name service on a specific - * ORB. - * - * @param orb The ORB hosting the service. - * - * @exception TransientServiceException - */ - public void initialize(ORB orb) throws TransientServiceException { - try { - // get the root POA. We're going to re - POA rootPOA = (POA)orb.resolve_initial_references("RootPOA"); - rootPOA.the_POAManager().activate(); - - // we need to create a POA to manage this named instance, and then activate - // a context on it. - Policy[] policy = new Policy[3]; - policy[0] = rootPOA.create_lifespan_policy(LifespanPolicyValue.TRANSIENT); - policy[1] = rootPOA.create_id_assignment_policy(IdAssignmentPolicyValue.SYSTEM_ID); - policy[2] = rootPOA.create_servant_retention_policy(ServantRetentionPolicyValue.RETAIN); - - POA nameServicePOA = rootPOA.create_POA("TNameService", null, policy); - nameServicePOA.the_POAManager().activate(); - - // create our initial context, and register that with the ORB as the name service - initialContext = new TransientNamingContext(orb, nameServicePOA); - org.omg.CORBA.Object context = initialContext.getRootContext(); - Method method = - orb.getClass().getMethod("register_initial_reference", String.class, org.omg.CORBA.Object.class); - method.invoke(orb, serviceName, context); - method.invoke(orb, "NamingService", context); - method.invoke(orb, "NameService", context); - } catch (Exception e) { - throw new TransientServiceException("Unable to initialize name service", e); - } - } - - /** - * Destroy the created service. - */ - public void destroy() { - // only destroy this if we created the orb instance. - if (createdOrb != null) { - createdOrb.shutdown(false); - createdOrb.destroy(); - - try { - // This is a workaround to close the sockets for SUN ORB - Method m = createdOrb.getClass().getMethod("getTransportManager"); - Object tm = m.invoke(createdOrb); - m = tm.getClass().getMethod("close"); - m.invoke(tm); - m = tm.getClass().getMethod("getAcceptors"); - Collection acceptors = (Collection) m.invoke(tm); - for(Object a: acceptors) { - m = a.getClass().getMethod("close"); - m.invoke(a); - } - } catch (Throwable e) { - // Ignore - } - createdOrb = null; - } - } - - public ORB getORB() { - return createdOrb; - } - -} diff --git a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNamingContext.java b/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNamingContext.java deleted file mode 100644 index a7164e9ef3..0000000000 --- a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNamingContext.java +++ /dev/null @@ -1,440 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ -/** - * @version $Rev$ $Date$ - */ - -package org.apache.tuscany.sca.host.corba.naming; - -import java.util.ArrayList; -import java.util.HashMap; -import java.util.Iterator; -import java.util.List; - -import org.omg.CORBA.INTERNAL; -import org.omg.CORBA.ORB; -import org.omg.CORBA.SystemException; -import org.omg.CosNaming.Binding; -import org.omg.CosNaming.BindingHolder; -import org.omg.CosNaming.BindingIteratorHelper; -import org.omg.CosNaming.BindingIteratorPOA; -import org.omg.CosNaming.BindingType; -import org.omg.CosNaming.BindingTypeHolder; -import org.omg.CosNaming.NameComponent; -import org.omg.CosNaming.NamingContext; -import org.omg.CosNaming.NamingContextHelper; -import org.omg.CosNaming.NamingContextPackage.NotEmpty; -import org.omg.PortableServer.POA; - -public class TransientNamingContext extends NamingContextBase { - // the bindings maintained by this context - protected HashMap bindings = new HashMap(); - // the root context object - protected org.omg.CORBA.Object rootContext = null; - - /** - * Create a top-level naming context. - * - * @param orb The orb hosting this context. - * @param poa The POA used to activate the object. - * - * @exception Exception - */ - public TransientNamingContext(ORB orb, POA poa) throws Exception { - this(orb, poa, null); - // now get the initial root context as a corba object. - - byte[] objectId = poa.activate_object(this); - rootContext = poa.id_to_reference(objectId); - - } - - /** - * Construct a TransientNamingContext subcontext. - * - * @param orb The orb this context is associated with. - * @param poa The POA the root context is activated under. - * @param root The root context. - * - * @exception Exception - */ - public TransientNamingContext(ORB orb, POA poa, org.omg.CORBA.Object root) throws Exception { - super(orb, poa); - // save the root context link. - rootContext = root; - } - - // abstract methods part of the interface contract that the implementation is required - // to supply. - - /** - * Create a new context of the same type as the - * calling context. - * - * @return A new NamingContext item. - * @exception org.omg.CosNaming.NamingContextPackage.NotFound - * @exception SystemException - */ - public NamingContext new_context() throws SystemException { - try { - // create a new context. Then we need to register this with the POA and activate it. - TransientNamingContext newContext = new TransientNamingContext(orb, poa, rootContext); - - byte[] objectId = poa.activate_object(newContext); - org.omg.CORBA.Object obj = poa.id_to_reference(objectId); - return NamingContextHelper.narrow(obj); - } catch (SystemException e) { - // just propagate system exceptions - throw e; - } catch (Exception e) { - throw (INTERNAL)(new INTERNAL("Unable to create new naming context").initCause(e)); - } - } - - /** - * Destroy a context. This method should clean up - * any backing resources associated with the context. - * - * @exception org.omg.CosNaming.NamingContextPackage.NotEmpty - */ - public synchronized void destroy() throws org.omg.CosNaming.NamingContextPackage.NotEmpty { - // still holding bound objects? Not allowed to destroy - if (!bindings.isEmpty()) { - throw new NotEmpty(); - } - - try { - // now detach ourselves from the POA - byte[] objectId = poa.servant_to_id(this); - if (objectId != null) { - poa.deactivate_object(objectId); - } - } catch (Exception e) { - // ignore - } - } - - /** - * Create a list of bound objects an contexts contained - * within this context. - * - * @param how_many The count of elements to return as a BindingList. - * @param bl A holder element for returning the source binding list. - * @param bi A holder for returning a BindingIterator. Any extra - * elements not returned in the BindingList are returned - * in the BindingIterator. - * - * @exception SystemException - */ - public synchronized void list(int how_many, - org.omg.CosNaming.BindingListHolder bl, - org.omg.CosNaming.BindingIteratorHolder bi) throws SystemException { - TransientBindingIterator iterator = new TransientBindingIterator(poa, (HashMap)bindings.clone()); - // have the iterator fill in the entries here - iterator.next_n(how_many, bl); - - // now it's necessary to activate this iterator with the poa. The value we pass - // back is the narrowed activated object - try { - byte[] objectId = poa.activate_object(iterator); - org.omg.CORBA.Object obj = poa.id_to_reference(objectId); - - bi.value = BindingIteratorHelper.narrow(obj); - } catch (SystemException e) { - // just propagate system exceptions - throw e; - } catch (Exception e) { - throw (INTERNAL)(new INTERNAL("Unable to activate BindingIterator").initCause(e)); - } - } - - // lower level functions that are used by the base class - - /** - * Resolve an object in this context (single level - * resolution). - * - * @param n The name of the target object. - * @param type A type holder for returning the bound object type - * information. - * - * @return The bound object. Returns null if the object does not - * exist in the context. - * @exception SystemException - */ - protected org.omg.CORBA.Object resolveObject(NameComponent n, BindingTypeHolder type) throws SystemException { - // special call to resolve the root context. This is the only one that goes backwards. - if (n.id.length() == 0 && n.kind.length() == 0) { - // this is a name context item, so set it properly. - type.value = BindingType.ncontext; - return rootContext; - } - - BindingKey key = new BindingKey(n); - BoundObject obj = (BoundObject)bindings.get(key); - // if not in the table, just return null - if (obj == null) { - return null; - } - // update the type information and return the bound object reference. - type.value = obj.type; - return obj.boundObject; - } - - /** - * Bind an object into the current context. This can - * be either an object or a naming context. - * - * @param n The single-level name of the target object. - * @param obj The object or context to be bound. - * @param type - * - * @exception SystemException - */ - protected void bindObject(NameComponent n, org.omg.CORBA.Object obj, BindingTypeHolder type) throws SystemException { - // fairly simple table put... - bindings.put(new BindingKey(n), new BoundObject(n, obj, type.value)); - } - - /** - * Unbind an object from the current context. - * - * @param n The name of the target object (single level). - * - * @return The object associated with the binding. Returns null - * if there was no binding currently associated with this - * name. - * @exception SystemException - */ - protected org.omg.CORBA.Object unbindObject(NameComponent n) throws SystemException { - //remove the object from the hash table, returning the bound object if it exists. - BindingKey key = new BindingKey(n); - BoundObject obj = (BoundObject)bindings.remove(key); - - if (obj != null) { - return obj.boundObject; - } - return null; - } - - /** - * Retrieve the rootContext for this NamingContext. - * - * @return The rootContext CORBA object associated with this context. - */ - public org.omg.CORBA.Object getRootContext() { - return rootContext; - } - - /** - * Internal class used for HashMap lookup keys. - */ - class BindingKey { - // the name component this is a HashMap key for. - public NameComponent name; - private int hashval = 0; - - /** - * Create a new BindingKey for a NameComponent. - * - * @param n The lookup name. - */ - public BindingKey(NameComponent n) { - name = n; - // create a hash value used for lookups - if (name.id != null) { - hashval += name.id.hashCode(); - } - if (name.kind != null) { - hashval += name.kind.hashCode(); - } - } - - /** - * Return the hashcode associated with this binding key. The - * hashcode is created using the NameComponent id and - * kind fields. - * - * @return The lookup hashvalue associated with this key. - */ - public int hashCode() { - return hashval; - } - - /** - * Compare two BindingKeys for equality (used for HashMap - * lookups). - * - * @param other The comparison partner. - * - * @return True if the keys are equivalent, false otherwise. - */ - public boolean equals(Object other) { - // if not given or the wrong type, this is false. - if (other == null || !(other instanceof BindingKey)) { - return false; - } - - BindingKey otherKey = (BindingKey)other; - - // verify first on the id name. - if (name.id != null) { - if (otherKey.name.id == null) { - return false; - } - if (!name.id.equals(otherKey.name.id)) { - return false; - } - } else { - if (otherKey.name.id != null) { - return false; - } - } - // this is a match so far...now compare the kinds - if (name.kind != null) { - if (otherKey.name.kind == null) { - return false; - } - if (!name.kind.equals(otherKey.name.kind)) { - return false; - } - } else { - if (otherKey.name.kind != null) { - return false; - } - } - return true; - } - } - - /** - * Internal class used to store bound objects in the HashMap. - */ - public class BoundObject { - // the name this object is bound under. - public NameComponent name; - // the type of binding (either nobject or ncontext). - public BindingType type; - // the actual bound object. - public org.omg.CORBA.Object boundObject; - - /** - * Create a new object binding for our HashMap. - * - * @param name The bound object's name. - * @param boundObject - * The bound object (real object or NamingContext). - * @param type The type information associated with this binding. - */ - public BoundObject(NameComponent name, org.omg.CORBA.Object boundObject, BindingType type) { - this.name = name; - this.boundObject = boundObject; - this.type = type; - } - } - - /** - * Context implementation version of the BindingIterator - * object used to return list items. - */ - public class TransientBindingIterator extends BindingIteratorPOA { - // the POA used to activate this object (required for destroy(); - private POA poa; - // the binding set we're iterating over (this must be a snapshot copy) - private HashMap bindings; - // the iterator use to access the bindings - private Iterator iterator; - - /** - * Create a new BindingIterator hosted by the given POA and - * iterating over the map of items. - * - * @param poa The hosting POA. - * @param bindings The HashMap of bound objects. - */ - public TransientBindingIterator(POA poa, HashMap bindings) { - this.poa = poa; - this.bindings = bindings; - this.iterator = bindings.values().iterator(); - } - - /** - * Return the next object in the iteration sequence. - * - * @param b The BindingHolder used to return the next item. If - * we've reached the end of the sequence, an item - * with an empty name is returned. - * - * @return true if there is another item, false otherwise. - */ - public boolean next_one(org.omg.CosNaming.BindingHolder b) { - if (iterator.hasNext()) { - // return this as a Binding value. - BoundObject obj = (BoundObject)iterator.next(); - b.value = new Binding(new NameComponent[] {obj.name}, obj.type); - return true; - } else { - // return an empty element - b.value = new Binding(new NameComponent[0], BindingType.nobject); - return false; - } - } - - /** - * Retrieve the next "n" items from the list, returned - * as a BindingList. - * - * @param how_many The count of items to retrieve. - * @param bl A holder for returning an array of Bindings for - * the returned items. - * - * @return true if any items were returned, false if there's - * nothing left to return. - */ - public boolean next_n(int how_many, org.omg.CosNaming.BindingListHolder bl) { - List accum = new ArrayList(); - BindingHolder holder = new BindingHolder(); - int i = 0; - // Keep iterating as long as there are entries - while (i < how_many && next_one(holder)) { - accum.add(holder.value); - i++; - } - - // convert to an array and return whether we found anything. - bl.value = (Binding[])accum.toArray(new Binding[accum.size()]); - return accum.isEmpty(); - } - - /** - * Destory this BindingIterator instance, which deativates - * it from the hosting POA. - */ - public void destroy() { - try { - // we need to deactivate this from the POA. - byte[] objectId = poa.servant_to_id(this); - if (objectId != null) { - poa.deactivate_object(objectId); - } - } catch (Exception e) { - } - } - } -} diff --git a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientServiceException.java b/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientServiceException.java deleted file mode 100644 index 444143f173..0000000000 --- a/sandbox/event/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientServiceException.java +++ /dev/null @@ -1,44 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you under the Apache License, Version 2.0 (the - * "License"); you may not use this file except in compliance - * with the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, - * software distributed under the License is distributed on an - * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY - * KIND, either express or implied. See the License for the - * specific language governing permissions and limitations - * under the License. - */ - -/** - * @version $Rev$ $Date$ - */ -package org.apache.tuscany.sca.host.corba.naming; - -public class TransientServiceException extends Exception { - - /** - * - */ - private static final long serialVersionUID = -2611596914331994827L; - - public TransientServiceException() { - super(); - } - - public TransientServiceException(String reason) { - super(reason); - } - - public TransientServiceException(String reason, Exception cause) { - super(reason, cause); - } - -} |