java的Console类的使用方法及实例

import java.io.Console; import java.io.PrintWriter;  public class TestConsole {    public static void main(String[] args) {     Console cons = System.console();     if (cons != null) {       // -------------------------       PrintWriter printWriter = cons.writer();       printWriter.write("input:");       cons.flush();       // -------------------------       String str1 = cons.readLine();       // -------------------------       cons.format("%s", str1);     }   } }