com.gitee.huanminabc.utils_common.base.CommandUtil Maven / Gradle / Ivy
package com.gitee.huanminabc.utils_common.base;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* 执行linux的命令或者windows命令
*
* @Author: huanmin
* @Date: 2022/10/26 21:30
* @Version: 1.0
* @Description: 文件作用详细描述....
*/
public class CommandUtil {
public static boolean executeLinuxCmd(String cmd) {
boolean result=false;
Runtime run = Runtime.getRuntime();
try {
Process process = run.exec(cmd);
//执行结果 0 表示正常退出
int exeResult=process.waitFor();
if(exeResult==0){
result=true;
}
}
catch (Exception e) {
ColourLog.trace("Couldn't run command {}:", cmd);
}
return result;
}
/**
* 在本机命令行上执行命令并返回结果。
*
* @param cmd Command to run
*
* @return 结果的字符串列表，或为空
*
*/
public static List runCmd(String cmd) {
String[] cmds = cmd.split(" ");
return runCmd(cmds);
}
/**
* 返回所选命令的第一行响应。
* @param cmd 要启动的字符串命令
* @return String or empty string if command failed
*/
public static String getFirstCmd(String cmd) {
return getCmdAt(cmd, 0);
}
/**
* 在本机命令行上执行命令并返回结果行 new String[] { jps, "-v", "-l" };
* @param cmd 命令在数组中运行和参数
* @return 表示命令结果的字符串列表，或为空
*/
public static List runCmd(String[] cmd) {
Process p = null;
try {
p = Runtime.getRuntime().exec(cmd);
} catch (SecurityException | IOException e) {
ColourLog.trace("Couldn't run command {}:", Arrays.toString(cmd));
ColourLog.trace(e);
return new ArrayList(0);
}
ArrayList sa = new ArrayList();
BufferedReader reader = new BufferedReader(new InputStreamReader(p.getInputStream()));
try {
String line;
while ((line = reader.readLine()) != null) {
sa.add(line);
}
p.waitFor();
} catch (IOException e) {
ColourLog.trace("Problem reading output from {}:", Arrays.toString(cmd));
ColourLog.trace(e);
return new ArrayList(0);
} catch (InterruptedException ie) {
ColourLog.trace("Problem reading output from {}:", Arrays.toString(cmd));
ColourLog.trace(ie);
Thread.currentThread().interrupt();
} finally {
try {
reader.close();
} catch (IOException e) {
ColourLog.trace("Problem reading output from {}:", Arrays.toString(cmd));
}
}
return sa;
}
/**
* Return response on selected line index (0-based) after running selected
* command.
*
* @param cmd2launch
* String command to be launched
* @param answerIdx
* int index of line in response of the command
* @return String whole line in response or empty string if invalid index or
* running of command fails
*/
public static String getCmdAt(String cmd2launch, int answerIdx) {
List sa = CommandUtil.runCmd(cmd2launch);
if (answerIdx >= 0 && answerIdx < sa.size()) {
return sa.get(answerIdx);
}
return "";
}
public static void main(String[] args) {
System.out.println(CommandUtil.runCmd("wmic csproduct get uuid"));
}
}