override a text filt java code example

Example 1: rewrite file java

Writer fileWriter = new FileWriter("c:\\data\\output.txt", true);  //appends to file

Writer fileWriter = new FileWriter("c:\\data\\output.txt", false); //overwrites file

Example 2: filewriter java overwrite

import java.io.*;

FileWriter fwriter = new Filewriter("filename.txt" , true) //true for append, false for overwrite