diff options
Diffstat (limited to 'sca-java-1.x/tags/1.2/samples/binding-echo-extension/src/main/java/echo/provider/EchoBindingPoliciedInvoker.java')
-rw-r--r-- | sca-java-1.x/tags/1.2/samples/binding-echo-extension/src/main/java/echo/provider/EchoBindingPoliciedInvoker.java | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.2/samples/binding-echo-extension/src/main/java/echo/provider/EchoBindingPoliciedInvoker.java b/sca-java-1.x/tags/1.2/samples/binding-echo-extension/src/main/java/echo/provider/EchoBindingPoliciedInvoker.java new file mode 100644 index 0000000000..83b51bcbeb --- /dev/null +++ b/sca-java-1.x/tags/1.2/samples/binding-echo-extension/src/main/java/echo/provider/EchoBindingPoliciedInvoker.java @@ -0,0 +1,71 @@ +/* + * 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 echo.provider; + +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.invocation.Invoker; +import org.apache.tuscany.sca.invocation.Message; +import org.apache.tuscany.sca.policy.PolicySet; + +import echo.provider.policy.PolicyHandler; +import echo.provider.policy.EncryptionPolicyHandler; + +/** + * Invoker that applies policies before invocation for the sample echo binding. + */ +public class EchoBindingPoliciedInvoker implements Invoker { + List<PolicySet> policies = null; + Map<QName, PolicyHandler> policyHandlers = new HashMap<QName, PolicyHandler>(); + + public EchoBindingPoliciedInvoker(List<PolicySet> policies) { + this.policies = policies; + policyHandlers.put(new QName("http://test","EncryptionPolicy"), + new EncryptionPolicyHandler()); + } + + public Message invoke(Message msg) { + try { + Object[] args = msg.getBody(); + + applyPolicies(args); + + // echo back the first parameter, a real binding would invoke some API for flowing the request + Object result = args[0]; + + msg.setBody(result); + + } catch (Exception e) { + msg.setFaultBody(e); + } + return msg; + } + + private void applyPolicies(Object[] args) throws Exception { + for ( PolicySet policySet : policies ) { + PolicyHandler policyHandler = policyHandlers.get(policySet.getName()); + policyHandler.applyPolicy(args, policySet); + } + } + +} |