diff options
Diffstat (limited to 'sca-java-1.x/tags/1.3.2/modules/binding-rmi/src/main/java/org/apache/tuscany/sca/binding/rmi/RMIReferenceInvoker.java')
-rw-r--r-- | sca-java-1.x/tags/1.3.2/modules/binding-rmi/src/main/java/org/apache/tuscany/sca/binding/rmi/RMIReferenceInvoker.java | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.3.2/modules/binding-rmi/src/main/java/org/apache/tuscany/sca/binding/rmi/RMIReferenceInvoker.java b/sca-java-1.x/tags/1.3.2/modules/binding-rmi/src/main/java/org/apache/tuscany/sca/binding/rmi/RMIReferenceInvoker.java new file mode 100644 index 0000000000..069ed4a070 --- /dev/null +++ b/sca-java-1.x/tags/1.3.2/modules/binding-rmi/src/main/java/org/apache/tuscany/sca/binding/rmi/RMIReferenceInvoker.java @@ -0,0 +1,88 @@ +/* + * 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.binding.rmi; + +import java.lang.reflect.InvocationTargetException; +import java.lang.reflect.Method; +import java.rmi.Remote; + +import org.apache.tuscany.sca.host.rmi.RMIHost; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.invocation.DataExchangeSemantics; + +/** + * Invoker for RMI References. + * + * @version $Rev$ $Date$ + */ +public class RMIReferenceInvoker implements Invoker, DataExchangeSemantics { + + private RMIHost rmiHost; + private String host; + private String port; + private String svcName; + private Method remoteMethod; + private Remote proxy; + + public RMIReferenceInvoker(RMIHost rmiHost, String host, String port, String svcName, Method remoteMethod) { + this.rmiHost = rmiHost; + this.remoteMethod = remoteMethod; + this.host = host; + this.port = port; + this.svcName = svcName; + } + + public Message invoke(Message msg) { + try { + + Object[] args = msg.getBody(); + Object resp = invokeTarget(args); + msg.setBody(resp); + + } catch (InvocationTargetException e) { + msg.setFaultBody(e.getCause()); + } catch (Throwable e) { + msg.setFaultBody(e); + } + + return msg; + } + + public Object invokeTarget(final Object payload) throws InvocationTargetException, SecurityException, NoSuchMethodException, IllegalArgumentException, IllegalAccessException { + if (proxy == null) { + proxy = rmiHost.findService(host, port, svcName); + // proxy = Naming.lookup(serviceURI); + } + + remoteMethod = proxy.getClass().getMethod(remoteMethod.getName(), remoteMethod.getParameterTypes()); + + if (payload != null && !payload.getClass().isArray()) { + return remoteMethod.invoke(proxy, payload); + } else { + return remoteMethod.invoke(proxy, (Object[])payload); + } + } + + public boolean allowsPassByReference() { + // RMI always pass by value + return true; + } + +} |