diff options
Diffstat (limited to 'branches/pre-spec-changes/kernel/core/src/main/java/org/apache/tuscany/core/wire/NonBlockingBridgingInterceptor.java')
-rw-r--r-- | branches/pre-spec-changes/kernel/core/src/main/java/org/apache/tuscany/core/wire/NonBlockingBridgingInterceptor.java | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/branches/pre-spec-changes/kernel/core/src/main/java/org/apache/tuscany/core/wire/NonBlockingBridgingInterceptor.java b/branches/pre-spec-changes/kernel/core/src/main/java/org/apache/tuscany/core/wire/NonBlockingBridgingInterceptor.java deleted file mode 100644 index 225cab79bc..0000000000 --- a/branches/pre-spec-changes/kernel/core/src/main/java/org/apache/tuscany/core/wire/NonBlockingBridgingInterceptor.java +++ /dev/null @@ -1,189 +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.core.wire; - -import java.util.LinkedList; - -import org.osoa.sca.CompositeContext; -import org.osoa.sca.CurrentCompositeContext; -import org.osoa.sca.ServiceRuntimeException; - -import org.apache.tuscany.spi.component.WorkContext; -import org.apache.tuscany.spi.services.work.WorkScheduler; -import org.apache.tuscany.spi.wire.Interceptor; -import org.apache.tuscany.spi.wire.Message; -import org.apache.tuscany.spi.wire.TargetInvoker; -import org.apache.tuscany.spi.model.Scope; - -/** - * Bridges interceptors in a non-blocking fashion between an {@link org.apache.tuscany.spi.wire.InboundInvocationChain} - * and an {@link org.apache.tuscany.spi.wire.OutboundInvocationChain} by using a {@link - * org.apache.tuscany.spi.component.WorkContext}. - * - * @version $$Rev$$ $$Date$$ - */ -public class NonBlockingBridgingInterceptor implements BridgingInterceptor { - - private static final Message RESPONSE = new ImmutableMessage(); - - private WorkScheduler workScheduler; - private WorkContext workContext; - private Interceptor next; - - public NonBlockingBridgingInterceptor(WorkScheduler workScheduler, WorkContext workContext) { - this.workScheduler = workScheduler; - this.workContext = workContext; - } - - public NonBlockingBridgingInterceptor(WorkScheduler workScheduler, WorkContext workContext, Interceptor next) { - this.workScheduler = workScheduler; - this.workContext = workContext; - this.next = next; - } - - public Message invoke(final Message msg) { - final CompositeContext currentContext = CurrentCompositeContext.getContext(); - // Retrieve conversation id to transfer to new thread - // Notice that we cannot clear the conversation id from the current thread - final Object conversationID = workContext.getIdentifier(Scope.CONVERSATION); - // Schedule the invocation of the next interceptor in a new Work instance - try { - workScheduler.scheduleWork(new Runnable() { - public void run() { - workContext.setCurrentCorrelationId(null); - // if we got a conversation id, transfer it to new thread - if (conversationID != null) { - workContext.setIdentifier(Scope.CONVERSATION, conversationID); - } - CompositeContext oldContext = CurrentCompositeContext.setContext(currentContext); - try { - next.invoke(msg); - } catch (Exception e) { - // REVIEW uncomment when it is available - // monitor.executionError(e); - e.printStackTrace(); - } finally { - CurrentCompositeContext.setContext(oldContext); - } - } - }); - } catch (Exception e) { - throw new ServiceRuntimeException(e); - } - return RESPONSE; - } - - public Interceptor getNext() { - return next; - } - - public void setNext(Interceptor next) { - this.next = next; - } - - public boolean isOptimizable() { - return false; - } - - /** - * A dummy message passed back on an invocation - */ - private static class ImmutableMessage implements Message { - - public Object getBody() { - return null; - } - - public void setBody(Object body) { - if (body != null) { - throw new UnsupportedOperationException(); - } - } - - public void setTargetInvoker(TargetInvoker invoker) { - throw new UnsupportedOperationException(); - } - - public TargetInvoker getTargetInvoker() { - return null; - } - - public Message getRelatedCallbackMessage() { - return null; - } - - public Object getFromAddress() { - return null; - } - - public void setFromAddress(Object fromAddress) { - throw new UnsupportedOperationException(); - } - - public Object popFromAddress() { - return null; - } - - public void pushFromAddress(Object fromAddress) { - throw new UnsupportedOperationException(); - } - - public LinkedList<Object> getCallbackRoutingChain() { - return null; - } - - public void setCallbackRoutingChain(LinkedList<Object> fromAddresses) { - throw new UnsupportedOperationException(); - } - - public Object getMessageId() { - return null; - } - - public void setMessageId(Object messageId) { - throw new UnsupportedOperationException(); - } - - public Object getCorrelationId() { - return null; - } - - public void setCorrelationId(Object correlationId) { - throw new UnsupportedOperationException(); - } - - public boolean isFault() { - return false; - } - - public void setBodyWithFault(Object fault) { - throw new UnsupportedOperationException(); - } - - public short getConversationSequence() { - return TargetInvoker.NONE; - } - - public void setConversationSequence(short sequence) { - - } - - } - -} |