sd卡中删除一个文件

sd卡中删除一个文件

String command 是 rm  / sdcard / xxx.jpg
public   void  execCommand(String command){
                 System.out.println( " execCommand.. " );
                    Process proc  =   null ;
                         try  {
                                 Runtime runtime  =  Runtime.getRuntime();
                                 proc  =  runtime.exec(command);
                        }  catch  (IOException e1) {
                                 //  TODO Auto-generated catch block
                                e1.printStackTrace();
                        } 
               
            }