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How to append data to the Logfile with out duplicate values

 
mohan reddy
Greenhorn
Posts: 1
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HI,
Basically i need to appand data to the logfile.If there is Duplicate data it should not tbe appended..
Here is the piece of code that i have written to append... Any one could help me how to restrict the Duplicate values not to append to the LogFile..
FileWriter frw = null;
File logFile = new File (logPath);
if(logFile.exists() == true)
{
try{
frw = new FileWriter(logPath, true);
}catch(IOException e){
System.out.println("LogPath :Failed -"
+ e);
}
}
else
{
try{
frw = new FileWriter(logFile);
}catch(IOException e){
System.out.println("LogPath :Failed -" +
e);
}
}
thanks for you'r Help..
Mohan
 
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