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.component.log;
018
019 import org.apache.camel.Exchange;
020 import org.apache.camel.Message;
021 import org.apache.camel.processor.interceptor.ExchangeFormatter;
022 import org.apache.camel.util.ObjectHelper;
023
024 /**
025 * Log formatter to format the logging output.
026 */
027 public class LogFormatter implements ExchangeFormatter {
028
029 private boolean showExchangeId;
030 private boolean showProperties;
031 private boolean showHeaders;
032 private boolean showBodyType = true;
033 private boolean showBody = true;
034 private boolean showOut;
035 private boolean showAll;
036 private boolean multiline;
037
038 public Object format(Exchange exchange) {
039 Message in = exchange.getIn();
040
041 StringBuilder sb = new StringBuilder("");
042 if (showAll || showExchangeId) {
043 if (multiline) {
044 sb.append('\n');
045 }
046 sb.append(", Id:").append(exchange.getExchangeId());
047 }
048 if (showAll || showProperties) {
049 if (multiline) {
050 sb.append('\n');
051 }
052 sb.append(", Properties:").append(exchange.getProperties());
053 }
054 if (showAll || showHeaders) {
055 if (multiline) {
056 sb.append('\n');
057 }
058 sb.append(", Headers:").append(in.getHeaders());
059 }
060 if (showAll || showBodyType) {
061 if (multiline) {
062 sb.append('\n');
063 }
064 sb.append(", BodyType:").append(getBodyTypeAsString(in));
065 }
066 if (showAll || showBody) {
067 if (multiline) {
068 sb.append('\n');
069 }
070 sb.append(", Body:").append(getBodyAsString(in));
071 }
072
073 Message out = exchange.getOut(false);
074 if (showAll || showOut) {
075 if (out != null) {
076 if (showAll || showHeaders) {
077 if (multiline) {
078 sb.append('\n');
079 }
080 sb.append(", OutHeaders:").append(out.getHeaders());
081 }
082 if (showAll || showBodyType) {
083 if (multiline) {
084 sb.append('\n');
085 }
086 sb.append(", OutBodyType:").append(getBodyTypeAsString(out));
087 }
088 if (showAll || showBody) {
089 if (multiline) {
090 sb.append('\n');
091 }
092 sb.append(", OutBody:").append(getBodyAsString(out));
093 }
094 } else {
095 if (multiline) {
096 sb.append('\n');
097 }
098 sb.append(", Out: null");
099 }
100 }
101
102 // get rid of the leading space comma if needed
103 return "Exchange[" + (multiline ? sb.append(']').toString() : sb.toString().substring(2) + "]");
104 }
105
106 public boolean isShowExchangeId() {
107 return showExchangeId;
108 }
109
110 public void setShowExchangeId(boolean showExchangeId) {
111 this.showExchangeId = showExchangeId;
112 }
113
114 public boolean isShowProperties() {
115 return showProperties;
116 }
117
118 public void setShowProperties(boolean showProperties) {
119 this.showProperties = showProperties;
120 }
121
122 public boolean isShowHeaders() {
123 return showHeaders;
124 }
125
126 public void setShowHeaders(boolean showHeaders) {
127 this.showHeaders = showHeaders;
128 }
129
130 public boolean isShowBodyType() {
131 return showBodyType;
132 }
133
134 public void setShowBodyType(boolean showBodyType) {
135 this.showBodyType = showBodyType;
136 }
137
138 public boolean isShowBody() {
139 return showBody;
140 }
141
142 public void setShowBody(boolean showBody) {
143 this.showBody = showBody;
144 }
145
146 public boolean isShowOut() {
147 return showOut;
148 }
149
150 public void setShowOut(boolean showOut) {
151 this.showOut = showOut;
152 }
153
154 public boolean isShowAll() {
155 return showAll;
156 }
157
158 public void setShowAll(boolean showAll) {
159 this.showAll = showAll;
160 }
161
162 public boolean isMultiline() {
163 return multiline;
164 }
165
166 /**
167 * If enabled then each information is outputted on a newline.
168 */
169 public void setMultiline(boolean multiline) {
170 this.multiline = multiline;
171 }
172
173 // Implementation methods
174 //-------------------------------------------------------------------------
175 protected Object getBodyAsString(Message message) {
176 Object answer = message.getBody(String.class);
177 if (answer == null) {
178 answer = message.getBody();
179 }
180 return answer;
181 }
182
183 protected Object getBodyTypeAsString(Message message) {
184 String answer = ObjectHelper.classCanonicalName(message.getBody());
185 if (answer != null && answer.startsWith("java.lang.")) {
186 return answer.substring(10);
187 }
188 return answer;
189 }
190
191 }