To Connect to the Remote Server for Server and Services Health Check

To Connect to the Remote Server for Server and Services Health Check

import java.io.FileNotFoundException;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Properties;
import java.util.StringTokenizer;

import com.jcraft.jsch.JSchException;
import com.jcraft.jsch.Session;

public class ServerHealthCheck {
 
  
 public HashMap<String,ArrayList<String>> connect() 
{
  
 ArrayList<String> result=null;
 HashMap result1=new HashMap();
 String server_list=null;
 Session session = null;
 ReadProp mdis_prop;
  try {
    mdis_prop = new ReadProp(ConstantValue.mdis_properties);
    ReadProp rp=new ReadProp(ConstantValue.serv);
    server_list=mdis_prop.getvalue(ConstantValue.server_list);
    String serverstat="null";
   if(server_list!=null)
        {   
         server_list=server_list.trim();
         StringTokenizer st = new StringTokenizer(server_list,ConstantValue.comma);
         
         while(st.hasMoreTokens())
         {   
          AXconn aix=new AXconn();
          HashMap<String, ArrayList<String>> resul=new HashMap<String, ArrayList<String>>();
          String execServer=st.nextToken();
          execServer=execServer.trim();
          serverstat=rp.getvalue(execServer+ConstantValue.dot+ConstantValue.stat);
          if(execServer !=null && serverstat.equals(ConstantValue.active))
          {
          
           try {
       session=aix.getSession(execServer);
       serverstat=rp.getvalue(execServer+ConstantValue.dot+ConstantValue.stat);
      } catch (Exception e) {
       String excep = "there is an JSCh exception: Like Password is expired change for the server:"
         + execServer;
       ArrayList list = new ArrayList();
       list.add(excep);
       resul.put("ExceptioninCredentilas", list);
       //System.out.print(excep);
       Properties pro = null;
       try {
        pro = rp.alterProperties(execServer
          + ConstantValue.dot
          + ConstantValue.stat,
          ConstantValue.Ntactive);

       } catch (Exception e1) {
        String Exc = "While opening the MDIS properties file";
        list.add(Exc);
        resul.put("Exceptioninupdating the serverStatusfile",list);
        //System.out.print(Exc);
       }
       rp.saveProperties(pro);
      }
          } else {
      //System.out.print("server name is null");
           ArrayList list = new ArrayList();
           String Exc = "While opening the MDIS properties file";
       list.add(Exc);
       resul.put("Exceptioninupdating the serverStatusfile",list);
     } 
          ReadProp rp1=new ReadProp(ConstantValue.serv);
          serverstat=rp1.getvalue(execServer+ConstantValue.dot+ConstantValue.stat);
         
          try{
           
         
           if(session!=null && serverstat.equals(ConstantValue.active))
            {
      ReadProp ser_com = null;
      String cmd_list = null;
      String Excmd = ConstantValue.prop + execServer
        + ConstantValue.underscore + ConstantValue.exce;

      ser_com = new ReadProp(Excmd);
      cmd_list = ser_com.getvalue(ConstantValue.command_list);
      if (cmd_list != null) {
       cmd_list = cmd_list.trim();
       StringTokenizer st1 = new StringTokenizer(cmd_list,
         ConstantValue.comma);
       //System.out.print("entering here");
       while (st1.hasMoreTokens()) {
        String ExecCmd = st1.nextToken();
        //System.out.print(ExecCmd);
        ExecCmd = ExecCmd.trim();

        if (ExecCmd != null && session != null) {
         String execCmd = ser_com.getvalue(ExecCmd);
         execCmd = execCmd.trim();
         try {
          result = aix.getExecutedResult(session,execCmd);
         } catch (Exception e) {
          ArrayList list = new ArrayList();
          String Exc = "Exception in Excecuting the Commands";
          list.add(Exc);
          resul.put("Exceptioninupdating the Excecuting the Commands",list);
          //System.out.print(Exc);
         }
         //System.out.print("n");
         //System.out.print("entering here");
         resul.put(ExecCmd, result);
         //System.out.print("n");
        }

       }

      }
     }
          }
          catch(Exception e)
          {
           
          }
          finally{
       try {
        if (session != null)
         session.disconnect();
        System.out.println("Connection closed:->" + execServer);
        System.out.println("$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$");
       } catch (Exception e) {
        e.printStackTrace();
       }

      } 
         
           result1.put(execServer,resul);
           
         }  
        }
      }
  catch(FileNotFoundException e)
  { 
   result1.put("Exception","While opening the MDIS properties file");
           return  result1;    
  }
  catch (IOException e) {
   result1.put("Exception","While Reading the MDIS properties file");
            return  result1; 
  }catch (Exception e) {
   result1.put("Exception","Exception");
            return  result1; 
  }
  
  
      // System.out.print(result1);      
       return result1;

    } 
   
 
}