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author | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2010-11-30 18:46:45 +0000 |
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committer | antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68> | 2010-11-30 18:46:45 +0000 |
commit | ae9b105c6718dcb91b415e257acc8b8c8bf0c6c7 (patch) | |
tree | 0d02a931e37abbfd87d4a69b534dd4b7715b6de4 /sca-java-2.x/branches/2.0-Beta2/modules/binding-local-runtime/src/main/java/org/apache/tuscany/sca/binding/local/LocalBindingInvoker.java | |
parent | 66ac4e82a503af71fb664f0b2c3d5099e4337066 (diff) |
Create branch for 2.0 beta2 release
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1040693 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/branches/2.0-Beta2/modules/binding-local-runtime/src/main/java/org/apache/tuscany/sca/binding/local/LocalBindingInvoker.java | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/sca-java-2.x/branches/2.0-Beta2/modules/binding-local-runtime/src/main/java/org/apache/tuscany/sca/binding/local/LocalBindingInvoker.java b/sca-java-2.x/branches/2.0-Beta2/modules/binding-local-runtime/src/main/java/org/apache/tuscany/sca/binding/local/LocalBindingInvoker.java new file mode 100644 index 0000000000..c03abcb528 --- /dev/null +++ b/sca-java-2.x/branches/2.0-Beta2/modules/binding-local-runtime/src/main/java/org/apache/tuscany/sca/binding/local/LocalBindingInvoker.java @@ -0,0 +1,102 @@ +/* + * 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.local; + +import org.apache.tuscany.sca.databinding.Mediator; +import org.apache.tuscany.sca.interfacedef.Operation; +import org.apache.tuscany.sca.invocation.Interceptor; +import org.apache.tuscany.sca.invocation.InvocationChain; +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.invocation.Phase; +import org.apache.tuscany.sca.runtime.RuntimeEndpoint; +import org.apache.tuscany.sca.runtime.RuntimeEndpointReference; + +/** + * The Local binding invoker + */ +public class LocalBindingInvoker implements Interceptor { + private InvocationChain chain; + private Mediator mediator; + private Operation sourceOperation; + private Operation targetOperation; + private boolean passByValue; + private RuntimeEndpoint ep; + + /** + * Construct a SCABindingInvoker that delegates to the service invocaiton chain + */ + public LocalBindingInvoker(InvocationChain chain, Operation sourceOperation, Mediator mediator, boolean passByValue, RuntimeEndpointReference epr) { + super(); + this.chain = chain; + this.mediator = mediator; + this.sourceOperation = sourceOperation; + this.targetOperation = chain.getTargetOperation(); + this.passByValue = passByValue; + this.ep = (RuntimeEndpoint)epr.getTargetEndpoint(); + } + + /** + * @see org.apache.tuscany.sca.invocation.Interceptor#getNext() + */ + public Invoker getNext() { + return chain.getHeadInvoker(Phase.SERVICE_POLICY); + } + + /** + * @see org.apache.tuscany.sca.invocation.Interceptor#setNext(org.apache.tuscany.sca.invocation.Invoker) + */ + public void setNext(Invoker next) { + // NOOP + } + + /** + * @see org.apache.tuscany.sca.invocation.Invoker#invoke(org.apache.tuscany.sca.invocation.Message) + */ + public Message invoke(Message msg) { + + if (passByValue) { + msg.setBody(mediator.copyInput(msg.getBody(), sourceOperation, targetOperation)); + } + + ep.getInvocationChains(); + if ( !ep.getCallbackEndpointReferences().isEmpty() ) { + RuntimeEndpointReference asyncEPR = (RuntimeEndpointReference) ep.getCallbackEndpointReferences().get(0); + // Place a link to the callback EPR into the message headers... + msg.getHeaders().put("ASYNC_CALLBACK", asyncEPR ); + } + + Message resultMsg = getNext().invoke(msg); + + if (passByValue) { + // Note source and target operation swapped so result is in source class loader + if (resultMsg.isFault()) { + resultMsg.setFaultBody(mediator.copyFault(resultMsg.getBody(), sourceOperation, targetOperation)); + } else { + if (sourceOperation.getOutputType() != null) { + resultMsg.setBody(mediator.copyOutput(resultMsg.getBody(), sourceOperation, targetOperation)); + } + } + } + + return resultMsg; + } + +} |