杨叔叔 发表于 2018-12-7 08:09:27

java 操作tomcat启动,停止,重启,检查操作

  

  

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

/**
* tomcat 启动,关闭,重启,检查
* @author xuliangjun
*
*/
public class DoTomcat {

    public DoTomcat() {
    }
    public static void stop() throws IOException{
      Process process = Runtime.getRuntime().exec("cmd.exe /cF:\\apache-tomcat-7.0.52\\apache-tomcat-7.0.52\\bin\\shutdown.bat"); // 调用外部程序
      final InputStream in = process.getInputStream();
      BufferedReader br=new BufferedReader(new InputStreamReader(in));
      StringBuilder buf = new StringBuilder();
      String line = null;
      while((line = br.readLine()) != null)
            buf.append(line);
      System.out.println("输出结果为:" + buf);
    }
   
    public static void start() throws IOException {
      StringBuilder buf;
      Runtime   runtime   =   Runtime.getRuntime();
      Process   process   =   runtime.exec( "cmd.exe /cF:\\apache-tomcat-7.0.52\\apache-tomcat-7.0.52\\bin\\startup.bat");
      final InputStream in = process.getInputStream();
      BufferedReader br=new BufferedReader(new InputStreamReader(in));
      buf = new StringBuilder();
      String line = null;
      while((line = br.readLine()) != null){
            buf.append(line);
      }
      System.out.println("输出结果为:" + buf);


    }
   
    public static void restar() throws Exception{
      stop();
      Thread.sleep(300);
      start();
    }
   
   
    public static void main(String[] args) throws Exception{
//      start();
      tomcatstate();
//      restar();
    }
   
    /**
   * 项目里添加一个页面 tomcatestae.jsp,这个页面就一句话TOMCAT-STATR-SUCCESS,访问此页面来判断tomcat是否启动成功
   * @throws IOException
   */
    public static void tomcatstate() throws IOException {
      URL url = null;
      InputStream is = null;
      StringBuffer resultBuffer = new StringBuffer();
      BufferedReader breader = null;
      try {
            url = new URL("http://127.0.0.1:8080/zhadmin/tomcatestae.jsp");
            HttpURLConnection conn = (HttpURLConnection) url.openConnection();
            is = conn.getInputStream();

            breader = new BufferedReader(new InputStreamReader(is));
            String line = "";
            while ((line = breader.readLine()) != null) {
                resultBuffer.append(line);
            }
      } catch (MalformedURLException e) {
            e.printStackTrace();
      } finally {
            if (breader != null)
                breader.close();
            if (is != null)
                is.close();
      }
      String result=resultBuffer.toString();
      if("TOMCAT-STATR-SUCCESS".equals(result.trim())){
             System.out.println("tomcat 启动成功,你现在可以激情的访问了");
      }
    }

}




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