Java tutorial
//package com.java2s; /******************************************************************************* * Copyright (C) 2016 THL A29 Limited, a Tencent company. All rights reserved. * * Licensed under the MIT License (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://opensource.org/licenses/MIT * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *******************************************************************************/ import java.io.OutputStream; public class Main { private static Process process; private static void changePk2(int pid) { OutputStream out = process.getOutputStream(); String cmd = "chmod 777 proc/" + pid + "/pagemap \n"; try { out.write(cmd.getBytes()); out.flush(); } catch (Exception e) { e.printStackTrace(); } } }