Java tutorial
//package com.java2s; import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import java.io.IOException; public class Main { public static File WriteStringToFile(String str) { File tmpFile = null; try { tmpFile = File.createTempFile("z4-", ".tmp"); BufferedWriter out = new BufferedWriter(new FileWriter(tmpFile)); out.write(str); out.close(); } catch (IOException e) { e.printStackTrace(); } return tmpFile; } }