com.sun.jts.trace.TraceRecordFormatter Maven / Gradle / Ivy
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// Portions Copyright [2019] Payara Foundation and/or affiliates
package com.sun.jts.trace;
import org.omg.CosTransactions.otid_t;
import javax.transaction.xa.Xid;
import java.util.Enumeration;
import java.util.Properties;
/**
* This class is used to format the trace record.
*
* @author Kannan Srinivasan
* @version 1.0
*/
public class TraceRecordFormatter
{
/**
* Returns the formatted record, by accepting the simple string
* message, tid and originator, which can be written to OutputStream
* @param tid an Object
value
* @param origin an Object
value
* @param message a String
value
* @return a String
value
*/
public static String createTraceRecord(Object tid, Object origin, String message)
{
StringBuilder strBuf = new StringBuilder(TraceUtil.getTraceRecordTag());
strBuf.append(TraceUtil.getCurrentTraceLevel())
.append(TraceUtil.getFieldDelimiter());
if(tid == null)
{
strBuf.append("");
}
else
{
if(tid instanceof String)
{
strBuf.append(tid);
}
else if(tid instanceof otid_t)
{
strBuf.append(convertToString(((otid_t)tid).tid));
}
}
strBuf.append(TraceUtil.getFieldDelimiter())
.append(System.currentTimeMillis())
.append(TraceUtil.getFieldDelimiter());
if(origin == null)
{
strBuf.append("");
}
else
{
strBuf.append(origin);
}
strBuf.append(TraceUtil.getFieldDelimiter()).append(message).append("\n");
return strBuf.toString();
}
/**
* Returns the scheme used to format the record. This prints the different components (fields) of
* the trace and record and their order of occurrence.
*
* @return a String
value
*/
public static String getTraceRecordScheme()
{
String traceRecordScheme = "";
return traceRecordScheme;
}
/**
* Helper method to convert a byte arror to string. This is typically used for printing Xids.
*
* @param byteArray a byte[]
value
* @return a String
value
*/
public static String convertToString(byte[] byteArray)
{
int i;
StringBuilder strBuf=new StringBuilder();
for(i = 0; i < byteArray.length; i++)
{
strBuf.append(byteArray[i]);
}
return strBuf.toString();
}
/**
* Converts an array of xids to string that can be printed. Its a helper method.
*
* @param xidArray a Xid[]
value
* @return a String
value
*/
public static String convertXidArrayToString(Xid[] xidArray)
{
if(xidArray.length != 0)
{
int i;
StringBuilder strBuf = new StringBuilder("[ ");
for(i = 0; i < xidArray.length - 1; i++)
{
strBuf.append(convertToString(xidArray[i].getGlobalTransactionId()))
.append(", ");
}
strBuf.append(xidArray[xidArray.length - 1]).append(" ]");
return strBuf.toString();
}
else
return " null ";
}
/**
* Helper method to convert properties to string.
*
* @param prop a Properties
value
* @return a String
value
*/
public static String convertPropsToString(Properties prop)
{
if(prop==null){
return "{null}";
}
StringBuilder strBuf = new StringBuilder("{ ");
for(Enumeration e = prop.propertyNames(); e.hasMoreElements(); )
{
Object obj = e.nextElement();
strBuf.append("[ ").append(obj).append("->");
Object val=prop.getProperty((String)obj);
if(val==null)
strBuf.append("null");
else
strBuf.append((String)val);
strBuf.append(" ] ");
}
strBuf.append("}");
return strBuf.toString();
}
}