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); 
    } 
  } 
}