gui/JavaApplication1/src/javaapplication1/PanelFiller.java

   1 /*
   2  * PanelFiller.java
   3  *
   4  * Created on March 29, 2008, 10:45 PM
   5  *
   6  * To change this template, choose Tools | Template Manager
   7  * and open the template in the editor.
   8  */
   9
  10 package javaapplication1;
  11
  12 import java.io.*;
  13 import javax.swing.*;
  14 import javax.swing.JOptionPane;
  15
  16 /**
  17  *
  18  * @author soners
  19  */
  20 public class PanelFiller {
  21
  22     /** Creates a new instance of PanelFiller */
  23     public PanelFiller(JPanel[] panelList, JLabel statusLabel) {
  24         panel1 = panelList[0];
  25         panel2 = panelList[1];
  26         panel3 = panelList[2];
  27         panel4 = panelList[3];
  28         panel5 = panelList[4];
  29         this.statusLabel = statusLabel;
  30
  31         try{
  32             rtime = Runtime.getRuntime();
  33             child = rtime.exec("/bin/bash");
  34             outCommand = new BufferedWriter(new OutputStreamWriter(child.getOutputStream()));
  35         }catch (Exception e){
  36             JOptionPane.showMessageDialog(null, "The program cannot start bash.\n");
  37             return;
  38         }
  39
  40         displayHandle = new DisplayHandle(outCommand);
  41     }
  42
  43     public void handleOperation(String opname){
  44
  45         JPanel curpanel = null;
  46         String type = record.getType();
  47         if (type.equals("user"))
  48             curpanel = panel2;
  49         else if (type.equals("slice"))
  50             curpanel = panel3;
  51         else if (type.equals("node"))
  52             curpanel = panel4;
  53         else if (type.equals("SA")){
  54             curpanel = panel5;
  55             type = "SA/MA";
  56         }
  57         else if (type.equals("MA")){
  58             curpanel = panel5;
  59             type = "SA/MA";
  60         }
  61
  62         if (opname.equals("register")){
  63             String params = displayHandle.PanelToString(type, curpanel);
  64             String rest = params.substring(12);
  65             if (rest.charAt(0)=='}')
  66                 params = "'g_params':{'hrn':'"+record.getHrn()+"', 'type':'"+record.getType()+"'"+rest;
  67             else
  68                 params = "'g_params':{'hrn':'"+record.getHrn()+"', 'type':'"+record.getType()+"', "+rest;
  69             String message = "{'opname':'"+opname+"', "+params+"}";
  70             String result = SendToClientStub(message);
  71             String[] res_arr = result.split("\n");
  72             String send_str = "";
  73             for (int i=0; i<res_arr.length; i++)
  74                 send_str += res_arr[i];
  75             statusLabel.setText(send_str);
  76         }
  77         else if (opname.equals("remove")){
  78             String gparams = "{'hrn':'"+record.getHrn()+"', 'type':'"+record.getType()+"'}";
  79             String pparams = "{}";
  80             String message = "{'opname':'"+opname+"', 'g_params':"+gparams+", 'p_params':"+pparams+"}";
  81             String result = SendToClientStub(message);
  82             String[] res_arr = result.split("\n");
  83             String send_str = "";
  84             for (int i=0; i<res_arr.length; i++)
  85                 send_str += res_arr[i];
  86             statusLabel.setText(send_str);
  87         }
  88         else if (opname.equals("update")){
  89             String params = displayHandle.PanelToString(type, curpanel);
  90             String rest = params.substring(12);
  91             if (rest.charAt(0)=='}')
  92                 params = "'g_params':{'hrn':'"+record.getHrn()+"', 'type':'"+record.getType()+"'"+rest;
  93             else
  94                 params = "'g_params':{'hrn':'"+record.getHrn()+"', 'type':'"+record.getType()+"', "+rest;
  95             String message = "{'opname':'"+opname+"', "+params+"}";
  96             String result = SendToClientStub(message);
  97             String[] res_arr = result.split("\n");
  98             String send_str = "";
  99             for (int i=0; i<res_arr.length; i++)
 100                 send_str += res_arr[i];
 101             statusLabel.setText(send_str);
 102         }
 103         else if (opname.equals("lookup")){
 104             String gparams = "{'hrn':'"+record.getHrn()+"', 'type':'"+record.getType()+"'}";
 105             String pparams = "{}";
 106             String message = "{'opname':'"+opname+"', 'g_params':"+gparams+", 'p_params':"+pparams+"}";
 107             String result = SendToClientStub(message);
 108             String[] res_arr = result.split("\n");
 109             String[] send_arr = null;
 110
 111
 112             if (res_arr!=null && res_arr.length > 0){
 113
 114                 String status_str = "";
 115                 for (int i=0; i<res_arr.length; i++){
 116                     if (!res_arr[i].equals("{'geni':{"))
 117                         status_str += res_arr[i];
 118                     else
 119                         break;
 120                 }
 121                 statusLabel.setText(status_str);
 122
 123                 //determine send_arr
 124                 int i;
 125                 for(i=0; i<res_arr.length && !res_arr[i].equals("{'geni':{"); i++)
 126                     ;
 127                 if (i<res_arr.length && res_arr[i].equals("{'geni':{")){
 128                     i++;
 129                     send_arr = new String[res_arr.length-i-3];
 130                     int p = 0;
 131                     while(!res_arr[i].equals("}")){
 132                         send_arr[p++] = res_arr[i];
 133                         i++;
 134                     }
 135                     i = i+2;
 136                     while(!res_arr[i].equals("}}")){
 137                         send_arr[p++] = res_arr[i];
 138                         i++;
 139                     }
 140                     displayHandle.FillComponentList(type, send_arr);
 141                     if (type.equals("user"))
 142                         displayHandle.displayComponentList("user",panel1, panel2);
 143                     else if (type.equals("slice"))
 144                         displayHandle.displayComponentList("slice",panel1, panel3);
 145                     else if (type.equals("node"))
 146                         displayHandle.displayComponentList("node",panel1, panel4);
 147                     else if (type.equals("SA/MA"))
 148                         displayHandle.displayComponentList("SA/MA",panel1, panel5);
 149                 }
 150             }
 151         }
 152     }
 153
 154     private String SendToClientStub(String message){
 155
 156         //do the call to the python client
 157         String curdir = System.getProperty("user.dir");
 158         String client_folder = user.getDirectory();
 159         String result = "";
 160
 161         try{
 162             //cd to the client folder
 163             outCommand.write("cd "+client_folder+"\n");
 164             outCommand.flush();
 165
 166             FileWriter fstream = new FileWriter(client_folder+"/tmp_input.txt");
 167             BufferedWriter out = new BufferedWriter(fstream);
 168             out.write(user.getHrn()+" "+user.getType()+"\n");
 169             out.write(message);
 170             //Close the output stream
 171             out.close();
 172             outCommand.write("./clientstub.py\n");
 173             outCommand.flush();
 174
 175             //get the result of the call from the python client
 176             File file = new File(client_folder+"/tmp_output.txt");
 177             int i = 0;
 178             while(!file.exists() && i<5){
 179                 i++;
 180                 try {
 181                     Thread.currentThread().sleep(200);
 182                 } catch (InterruptedException ex) {
 183                     ex.printStackTrace();
 184                     result = "Problem occured in client stub.\n";
 185                     return result;
 186                 }
 187             }
 188
 189             try {
 190                 Thread.currentThread().sleep(200);
 191             } catch (InterruptedException ex) {
 192                 ex.printStackTrace();
 193                 result = "Problem occured in client stub.\n";
 194                 return result;
 195             }
 196
 197             BufferedReader in = new BufferedReader(new FileReader(client_folder+"/tmp_output.txt"));
 198             result = "";
 199             String tmp = in.readLine();
 200             while(tmp!=null && tmp.length() > 0){
 201                 result += tmp+"\n";
 202                 tmp = in.readLine();
 203             }
 204             in.close();
 205
 206             outCommand.write("rm tmp_input.txt tmp_output.txt\n");
 207             outCommand.write("cd "+curdir+"\n");
 208             outCommand.flush();
 209         }catch (Exception e){//Catch exception if any
 210             System.err.println("Error: " + e.getMessage());
 211             result = "Problem occured in client stub.\n";
 212             return result;
 213         }
 214         return result;
 215     }
 216
 217     public void initializePanels(){
 218         displayHandle.displayComponentList("user",panel1, panel2);
 219         displayHandle.displayComponentList("slice",panel1, panel3);
 220         displayHandle.displayComponentList("node",panel1, panel4);
 221         displayHandle.displayComponentList("SA/MA",panel1, panel5);
 222     }
 223
 224     public void setUser(User user){
 225         this.user = user;
 226     }
 227     public void setRecord(RecordInfo record){
 228         this.record = record;
 229     }
 230
 231     private User user;
 232     private RecordInfo record;
 233     private javax.swing.JPanel panel1;
 234     private javax.swing.JPanel panel2;
 235     private javax.swing.JPanel panel3;
 236     private javax.swing.JPanel panel4;
 237     private javax.swing.JPanel panel5;
 238     private javax.swing.JLabel statusLabel;
 239
 240     private BufferedWriter outCommand;
 241     private Runtime rtime;
 242     private Process child;
 243
 244     private DisplayHandle displayHandle;
 245
 246 }
 247
 248