001/* 002 * (C) Copyright 2011 Nuxeo SA (http://nuxeo.com/) and contributors. 003 * 004 * All rights reserved. This program and the accompanying materials 005 * are made available under the terms of the GNU Lesser General Public License 006 * (LGPL) version 2.1 which accompanies this distribution, and is available at 007 * http://www.gnu.org/licenses/lgpl.html 008 * 009 * This library is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * Contributors: 015 * matic 016 */ 017package org.nuxeo.ecm.core.management.jtajca.internal; 018 019import java.io.PrintWriter; 020import java.io.StringWriter; 021import java.text.DateFormat; 022import java.util.Date; 023 024import org.javasimon.Split; 025import org.nuxeo.ecm.core.management.jtajca.TransactionStatistics; 026 027/** 028 * @author matic 029 */ 030public class DefaultTransactionStatistics implements TransactionStatistics { 031 032 protected final String id; 033 034 protected long startTimestamp; 035 036 protected Throwable startCapturedContext; 037 038 protected String threadName; 039 040 protected long endTimestamp; 041 042 protected Throwable endCapturedContext; 043 044 protected Status status; 045 046 protected Split split; 047 048 protected DefaultTransactionStatistics(Object key) { 049 id = DefaultTransactionMonitor.id(key); 050 } 051 052 @Override 053 public String getId() { 054 return id.toString(); 055 } 056 057 @Override 058 public String getThreadName() { 059 return threadName; 060 } 061 062 @Override 063 public Status getStatus() { 064 return status; 065 } 066 067 @Override 068 public Date getStartDate() { 069 return new Date(startTimestamp); 070 } 071 072 public String getStartCapturedContext() { 073 return printCapturedContext(startCapturedContext); 074 } 075 076 @Override 077 public String getStartCapturedContextMessage() { 078 return printCapturedContext(startCapturedContext); 079 } 080 081 @Override 082 public Date getEndDate() { 083 return new Date(endTimestamp); 084 } 085 086 public Throwable getEndCapturedContext() { 087 return endCapturedContext; 088 } 089 090 @Override 091 public String getEndCapturedContextMessage() { 092 if (endCapturedContext == null) { 093 return "no context"; 094 } 095 return printCapturedContext(endCapturedContext); 096 } 097 098 @Override 099 public long getDuration() { 100 return endTimestamp - startTimestamp; 101 } 102 103 @Override 104 public boolean isEnded() { 105 return endTimestamp != 0; 106 } 107 108 protected static String printCapturedContext(Throwable e) { 109 StringWriter sw = new StringWriter(); 110 PrintWriter pw = new PrintWriter(sw, false); 111 e.printStackTrace(pw); 112 pw.flush(); 113 return sw.toString(); 114 } 115 116 public void print(PrintWriter writer) { 117 final String date = DateFormat.getDateInstance(DateFormat.MEDIUM).format(new Date(startTimestamp)); 118 final long duration = getDuration(); 119 if (duration > 0) { 120 writer.write(String.format( 121 "Transaction has started at %s with a duration of %d ms and was in status %s\n%s", date, duration, 122 status, getEndCapturedContextMessage())); 123 } else { 124 writer.write(String.format("Transaction has started at %s and was in state %s\n%s", date, status, 125 getStartCapturedContextMessage())); 126 } 127 writer.flush(); 128 } 129 130 @Override 131 public String toString() { 132 StringWriter sw = new StringWriter(); 133 print(new PrintWriter(sw)); 134 return sw.toString(); 135 } 136}