import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import org.apache.log4j.Logger;
import com.talkweb.thread.SignatureSynthesisThread;
/**
* 操作Linux进程工具类
*
* @author Administrator
*
*/
public class LinuxProcessUtil {
private static Logger logger = Logger.getLogger(LinuxProcessUtil.class);
/**
* 获取指定进程的PID
*
* @param command
* @return
*/
public static String getPID(String command) throws Exception {
logger.info("相关信息 -----> " + command);
BufferedReader reader = null;
try {
// 显示所有进程
Process process = Runtime.getRuntime().exec("ps -ef");
reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
String line = null;
while ((line = reader.readLine()) != null) {
if (line.contains(command)) {
logger.info("找到有关进程:"+line);
String[] strs = line.split("\\s+");
return strs[1];
}
}
} catch (Exception e) {
e.printStackTrace();
throw e;
} finally {
if (reader != null) {
try {
reader.close();
} catch (IOException e) {
}
}
}
logger.info("找不到有关进程pid返回null");
return null;
}
/**
* 关闭Linux进程
*
* @param Pid 进程的PID
*/
public static void closeLinuxProcess(String Pid) {
Process process = null;
BufferedReader reader = null;
try {
// 杀掉进程
logger.info("准备执行 kill -9 " + Pid);
process = Runtime.getRuntime().exec("kill -9 " + Pid);
reader = new BufferedReader(new InputStreamReader(process.getInputStream()));
String line = null;
while ((line = reader.readLine()) != null) {
logger.info("kill PID return info -----> " + line);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
if (process != null) {
process.destroy();
}
if (reader != null) {
try {
reader.close();
} catch (IOException e) {
}
}
}
}
}
Java对Linux进程关闭
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转载自blog.csdn.net/qq_38567039/article/details/88992210
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