| /** |
| * 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.camel.processor.interceptor; |
| |
| import java.util.List; |
| |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Processor; |
| import org.apache.camel.model.ProcessorDefinition; |
| import org.apache.camel.processor.DelegateProcessor; |
| import org.apache.camel.processor.WrapProcessor; |
| |
| public class TraceInterceptorSubclassFactory implements TraceInterceptorFactory { |
| private List<StringBuilder> eventMessages; |
| private boolean traceAllNodes; |
| |
| public TraceInterceptorSubclassFactory(List<StringBuilder> eventMessages) { |
| this.eventMessages = eventMessages; |
| } |
| |
| public TraceInterceptor createTraceInterceptor(ProcessorDefinition node, Processor target, TraceFormatter formatter, Tracer tracer) { |
| return new TracerInterceptorSubclass(node, target, formatter, tracer, eventMessages, this); |
| } |
| |
| public boolean getTraceAllNodes() { |
| return traceAllNodes; |
| } |
| |
| public void setTraceAllNodes(boolean traceAllNodes) { |
| this.traceAllNodes = traceAllNodes; |
| } |
| |
| private class TracerInterceptorSubclass extends TraceInterceptor { |
| private List<StringBuilder> eventMessages; |
| private boolean traceThisNode = true; |
| private TraceInterceptorSubclassFactory factory; |
| |
| public TracerInterceptorSubclass(ProcessorDefinition node, Processor target, TraceFormatter formatter, |
| Tracer tracer, List<StringBuilder> eventMessages, TraceInterceptorSubclassFactory factory) { |
| super(node, target, formatter, tracer); |
| this.eventMessages = eventMessages; |
| this.factory = factory; |
| if (target instanceof WrapProcessor) { |
| target = ((WrapProcessor) target).getProcessor(); |
| } |
| while (target instanceof DelegateProcessor) { |
| target = ((DelegateProcessor) target).getProcessor(); |
| } |
| if (target.getClass().equals(TraceTestProcessor.class)) { |
| traceThisNode = false; |
| } |
| } |
| |
| private synchronized void storeMessage(StringBuilder message) { |
| eventMessages.add(message); |
| } |
| |
| @Override |
| protected void traceExchange(Exchange exchange) throws Exception { |
| if (traceThisNode || factory.getTraceAllNodes()) { |
| StringBuilder message = new StringBuilder(); |
| TraceHandlerTestHandler.recordComplete(message, getNode(), exchange); |
| storeMessage(message); |
| } |
| } |
| |
| @Override |
| protected Object traceExchangeIn(Exchange exchange) throws Exception { |
| if (traceThisNode || factory.getTraceAllNodes()) { |
| StringBuilder message = new StringBuilder(); |
| TraceHandlerTestHandler.recordIn(message, getNode(), exchange); |
| return message; |
| } else { |
| return null; |
| } |
| } |
| |
| @Override |
| protected void traceExchangeOut(Exchange exchange, Object traceState) throws Exception { |
| if (traceThisNode || factory.getTraceAllNodes()) { |
| if (StringBuilder.class.equals(traceState.getClass())) { |
| StringBuilder message = (StringBuilder) traceState; |
| TraceHandlerTestHandler.recordOut(message, getNode(), exchange); |
| storeMessage(message); |
| } |
| } |
| } |
| } |
| |
| } |