java300例之13--重定向输出流实现程序日志

package com.ctc.basic;

import java.io.FileNotFoundException;
import java.io.PrintStream;

public class RedirectOutputStream {
public static void main(String[] args) {
try {
PrintStream out = System.out;
PrintStream newout = new PrintStream("logs.log");
System.setOut(newout);
int age = 11;
System.out.println("out to log age is 11");
System.setOut(out);
System.out.println("please logs.log");
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}