001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.camel.processor.interceptor; 018 019 import java.io.InputStream; 020 021 import org.apache.camel.Exchange; 022 import org.apache.camel.Message; 023 import org.apache.camel.converter.stream.StreamCache; 024 import org.apache.camel.converter.stream.StreamCacheConverter; 025 import org.apache.camel.spi.UnitOfWork; 026 import org.apache.camel.util.ObjectHelper; 027 028 /** 029 * @version $Revision: 47491 $ 030 */ 031 public class TraceFormatter { 032 private boolean showBreadCrumb = true; 033 private boolean showNode = true; 034 private boolean showExchangeId; 035 private boolean showProperties = true; 036 private boolean showHeaders = true; 037 private boolean showBody = true; 038 private boolean showBodyType = true; 039 040 public Object format(TraceInterceptor interceptor, Exchange exchange) { 041 Message in = exchange.getIn(); 042 Throwable exception = exchange.getException(); 043 return (showBreadCrumb ? getBreadCrumbID(exchange) + " " : "") 044 + "-> " + getNodeMessage(interceptor) + " " 045 + (showNode ? interceptor.getNode() + " " : "") 046 + exchange.getPattern() 047 + (showExchangeId ? " Id: " + exchange.getExchangeId() : "") 048 + (showProperties ? " Properties:" + exchange.getProperties() : "") 049 + (showHeaders ? " Headers:" + in.getHeaders() : "") 050 + (showBodyType ? " BodyType:" + getBodyTypeAsString(in) : "") 051 + (showBody ? " Body:" + getBodyAsString(in) : "") 052 + (exception != null ? " Exception: " + exception : ""); 053 } 054 055 public boolean isShowBody() { 056 return showBody; 057 } 058 059 public void setShowBody(boolean showBody) { 060 this.showBody = showBody; 061 } 062 063 public boolean isShowBodyType() { 064 return showBodyType; 065 } 066 067 public void setShowBodyType(boolean showBodyType) { 068 this.showBodyType = showBodyType; 069 } 070 071 public boolean isShowBreadCrumb() { 072 return showBreadCrumb; 073 } 074 075 public void setShowBreadCrumb(boolean showBreadCrumb) { 076 this.showBreadCrumb = showBreadCrumb; 077 } 078 079 public boolean isShowExchangeId() { 080 return showExchangeId; 081 } 082 083 public void setShowExchangeId(boolean showExchangeId) { 084 this.showExchangeId = showExchangeId; 085 } 086 087 public boolean isShowHeaders() { 088 return showHeaders; 089 } 090 091 public void setShowHeaders(boolean showHeaders) { 092 this.showHeaders = showHeaders; 093 } 094 095 public boolean isShowProperties() { 096 return showProperties; 097 } 098 099 public void setShowProperties(boolean showProperties) { 100 this.showProperties = showProperties; 101 } 102 103 public boolean isShowNode() { 104 return showNode; 105 } 106 107 public void setShowNode(boolean showNode) { 108 this.showNode = showNode; 109 } 110 111 // Implementation methods 112 //------------------------------------------------------------------------- 113 protected Object getBreadCrumbID(Exchange exchange) { 114 UnitOfWork unitOfWork = exchange.getUnitOfWork(); 115 return unitOfWork.getId(); 116 } 117 118 protected Object getBodyAsString(Message in) { 119 120 StreamCache newBody = in.getBody(StreamCache.class); 121 if (newBody != null) { 122 in.setBody(newBody); 123 } 124 Object answer = in.getBody(String.class); 125 if (answer == null) { 126 answer = in.getBody(); 127 } 128 if (newBody != null) { 129 // Reset the InputStreamCache 130 newBody.reset(); 131 } 132 return answer; 133 } 134 135 protected Object getBodyTypeAsString(Message message) { 136 String answer = ObjectHelper.classCanonicalName(message.getBody()); 137 if (answer != null && answer.startsWith("java.lang.")) { 138 return answer.substring(10); 139 } 140 return answer; 141 } 142 143 protected String getNodeMessage(TraceInterceptor interceptor) { 144 return interceptor.getNode().idOrCreate(); 145 } 146 147 }