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1 package com.dwipal;
2
3 import javax.swing.*;
4 import java.awt.*;
5 import java.awt.event.*;
6 import javax.swing.JTree  ;
7 import javax.swing.tree.*;
8 import javax.swing.event.*;
9 import java.io.*;
10 import java.util.*;
11
12 public class DwSnmpMibTreeGUI
13 implements ActionListener, MouseListener, TreeSelectionListener {
14
15 DwSnmpMibTreeBuilder treeSupport;
16 DwSnmpMibBrowserFunctions snmp;
18 DwSnmpMibOutputHandler output = new DwSnmpMibOutputHandler();
19
20 JTree myTree;
21 JScrollPane treeScrollPane;
22 JPanel treePane;
23
24 JButton btnLoadMib;
25
26 JPanel paneMain = new JPanel(new BorderLayout());
27
28 JTextField selectedTreeOid = new JTextField("Selected oid..");
30 JTextArea resultText;
31 JButton btnGet = new JButton("Get");
32 JButton btnSet = new JButton("Set");
33 JButton btnStop = new JButton("Stop");
34 JCheckBox chkScroll = new JCheckBox("Scroll Display");
35 JButton btnOidDetails = new JButton("Details");
36 JButton btnClear = new JButton("Clear");
37
38 JToolBar mainToolbar;
40 JButton toolbarBtnIP;
41 JButton toolbarBtnAbout;
42
43 JToolBar statusToolbar;
44
46 PipedInputStream pin;
47 PipedOutputStream pout;
48 PrintStream out;
49 BufferedReader in;
50
51 public DwSnmpMibTreeGUI() {
52 output.setLogging(true);
53 try {
54 jbInit();
55 }
56 catch (Exception ex) {
57 ex.printStackTrace();
58 }
59 }
60
61 public DwSnmpOidSupport getOidSupport() {
62 return treeSupport.oidSupport;
63 }
64
65 public JPanel getMainPane() {
66 return paneMain;
67 }
68
69 public JTree getTree() {
70 return myTree;
71 }
72
73 public Component createComponents() {
74 btnOidDetails.setToolTipText("Get details of selected element");
76 btnClear.setToolTipText("Clear the contents of result window");
77 btnOidDetails.addActionListener(this);
78 btnClear.addActionListener(this);
79
80 resultText = new JTextArea();
81 JScrollPane resultPane = new JScrollPane(resultText);
82
83 output = new DwSnmpMibOutputHandler();
85 output.setOutput(resultText);
86 output.setOutputError(resultText);
87 snmp = new DwSnmpMibBrowserFunctions();
88 snmp.setOutput(output);
89
90 selectedTreeOid = new JTextField("Your Selection");
91
92 selectedTreeOid.setToolTipText(
94 "Click here for more information on this variable");
95 selectedTreeOid.setText("Selected Element's OID");
96 selectedTreeOid.addMouseListener(this);
97
98
100 outputText("Building tree..");
101 treeSupport = new DwSnmpMibTreeBuilder();
102 treeSupport.setOutput(output);
103 String projectdir = System.getProperty("ProjectDir");
104 if (projectdir == null) {
105 projectdir = ".";
106 }
107 if (treeSupport.addDirectory(projectdir + "/mibs/") == false) {
108 outputError("Directory " + projectdir +
109 "/mibs/ not found, or it is an empty directory!");
110 }
111
112
115 myTree = treeSupport.buildTree();
116 if (myTree == null || treeSupport.oidSupport == null) {
117 outputError("Error in loading MIB tree, quitting");
118 return null;
119 }
120 snmp.setOidSupport(treeSupport.oidSupport);
121 myTree.addTreeSelectionListener(this);
122 treeScrollPane = new JScrollPane(myTree);
123
124 btnLoadMib = new JButton("Load MIB");
125 treePane = new JPanel(new BorderLayout());
126 treePane.add("Center", treeScrollPane);
127 treePane.add("South", btnLoadMib);
128
129
131 statusToolbar = new JToolBar();
132 statusToolbar.add(btnClear);
133 statusToolbar.add(btnOidDetails);
134 statusToolbar.addSeparator();
135 statusToolbar.add(selectedTreeOid);
136
137 btnGet.setToolTipText("Get the values for selected element");
139 btnSet.setToolTipText("Set the value of selected element");
140 btnStop.setToolTipText("Stop the current action");
141
142 JPanel paneBtn = new JPanel(new FlowLayout());
143 btnGet.addActionListener(this);
144 btnSet.addActionListener(this);
145 btnStop.addActionListener(this);
146 chkScroll.setSelected(true);
147 chkScroll.addActionListener(new ActionListener() {
148 public void actionPerformed(ActionEvent e) {
149 output.setAutoScroll(chkScroll.isSelected());
150 }
151 });
152
153 paneBtn.add(btnGet);
154 paneBtn.add(btnSet);
155 paneBtn.add(btnStop);
156 paneBtn.add(chkScroll);
157
158 JPanel paneStatus = new JPanel(new BorderLayout());
159 paneStatus.add("South", paneBtn);
160 paneStatus.add("North", statusToolbar);
161 paneStatus.add("Center", resultPane);
162
163 mainToolbar = new JToolBar();
165 toolbarBtnIP = new JButton("Select Server");
166 toolbarBtnAbout = new JButton("About");
167
168 toolbarBtnIP.addActionListener(this);
169 toolbarBtnAbout.addActionListener(this);
170 btnLoadMib.addActionListener(this);
171
172 mainToolbar.add(toolbarBtnIP);
173 mainToolbar.add(toolbarBtnAbout);
174
175 JSplitPane paneContent = new JSplitPane();
177 paneContent.setLeftComponent(treePane);
178 paneContent.setRightComponent(paneStatus);
179 paneContent.setDividerLocation(250);
180
181 paneMain.add("Center", paneContent);
183 paneMain.add("North", mainToolbar);
184
185 return paneMain;
186 }
187
188
190 public JPanel getTreePane() {
191 return treePane;
192 }
193
194 public void setTreePane(JPanel treePanel) {
195
196 }
197
198
201
202 public void valueChanged(TreeSelectionEvent e) {
203 DefaultMutableTreeNode node = (DefaultMutableTreeNode) myTree.
204 getLastSelectedPathComponent();
205 if (node == null) {
206 selectedTreeOid.setText(" ");
207 return;
208 }
209 selectedTreeOid.setText(treeSupport.oidSupport.getNodeOid(node));
210 }
211
212
214 public void mouseClicked(MouseEvent evt) {
215 Object source = evt.getSource();
216 if (source == selectedTreeOid) {
217 DwSnmpMibRecord node = getSelectedTreeNode();
218 if(node != null)
219 outputText(node.getCompleteString());
220 }
221 }
222 private DwSnmpMibRecord getSelectedTreeNode() {
223 DwSnmpMibRecord ret=null;
224 DefaultMutableTreeNode node = (DefaultMutableTreeNode) myTree.getLastSelectedPathComponent();
225 if(node!=null) {
226 ret=(DwSnmpMibRecord) node.getUserObject();
227 }
228 return ret;
229 }
230
231 public void mouseEntered(MouseEvent e) {}
232
233 public void mouseExited(MouseEvent e) {}
234
235 public void mousePressed(MouseEvent e) {}
236
237 public void mouseReleased(MouseEvent e) {}
238
239 public void actionPerformed(ActionEvent evt) {
240 Object source = evt.getSource();
241
242 try {
243 if (source == btnGet) {
244 sendGetRequest(selectedTreeOid.getText());
245 return;
246 }
247 else if (source == btnSet) {
248 DwSnmpMibRecord node=getSelectedTreeNode();
249 if(!node.isWritable()) {
250 JOptionPane.showMessageDialog(getMainPane(), "The selected node is not writable.", "Error", JOptionPane.ERROR_MESSAGE);
251 return;
252 }
253
254 String oid = selectedTreeOid.getText();
255 String oidText=getOidSupport().resolveOidName(oid);
256 String setValue = "";
257 String message="Enter new value for " + oidText;
258 if(node.getSyntaxID()!=DwSnmpMibRecord.VALUE_TYPE_NONE) {
259 message=message+"\nValue Type: " + node.syntax.trim() + " [" + node.getSyntaxIDString() + "]";
260 } else {
261 message=message+"\nValue type " + node.syntax.trim() + " unknown, will use STRING.";
262 }
263 setValue = JOptionPane.showInputDialog(message);
264 if(setValue!=null && node.checkValidValue(setValue)) {
265 outputText("Request : Set " + oid + " Value : " + setValue);
266 if (snmp.processSetRequest(node, oid, setValue) == null) {
267 outputError("Error in processing variable data/set request");
268 return;
269 }
270 outputText("Set command executed...");
272 outputText("Getting new value of " + oid + " ...");
273 sendGetRequest(oid);
274 }
275 return;
276 }
277 else if (source == btnStop) {
278 snmp.destroySession();
279 outputText(" ******** Cancelled *********\n");
280 return;
281 }
282 else if (source == btnClear) {
283 resultText.setText("");
284 return;
285 }
286 else if (source == btnOidDetails) {
287 mouseClicked(new MouseEvent(selectedTreeOid, 0, 0, 0, 0, 0, 0, true));
288 return;
289 }
290 else if (source == toolbarBtnAbout) {
291 JOptionPane.showMessageDialog(paneMain,
292 "JMibBrowser version 1.1 Copyright (C) 2005 Dwipal Desai\n\n" +
293 "This program comes with ABSOLUTELY NO WARRANTY. This is free software, and you are\n" +
294 "welcome to redistribute it under certain conditions. See License.txt for details.\n\n" +
295 "This software uses snmp4j from http://www.snmp4j.org.\n\n" +
296 "Please email your suggestions to mibbrowser@dwipal.com.\n",
297 "About JMibBrowser",
298 JOptionPane.INFORMATION_MESSAGE);
299
300 return;
301 }
302 else if (source == toolbarBtnIP) {
303 try {
304 String newIP = new String (" ");
305 if (snmp == null) {
306 snmp = new DwSnmpMibBrowserFunctions();
307 snmp.setOidSupport(treeSupport.oidSupport);
308 }
309 getNewIPInfo();
310 }
311 catch (Exception e) {
312 System.err.println("Error in changing IP..\n" + e.toString());
313 }
314 return;
315 }
316 else if (source == btnLoadMib) {
317 loadNewMib();
318 return;
319 }
320 }
321 catch (Exception e) {
322 outputError("\nError in processing user request : \n" + e.toString());
323 }
324 }
325
326 void getNewIPInfo() {
327 DwSnmpSelectServerDialog ipSrv = new DwSnmpSelectServerDialog();
328
329 String ipInfo[] = ipSrv.show(snmp.getIP(), snmp.getPort(),
330 snmp.getReadCommunity(),
331 snmp.getWriteCommunity());
332
333 if (ipInfo == null) {
334 return;
335 }
336
337 snmp.setIP(ipInfo[0]);
338 snmp.setPort(Integer.parseInt(ipInfo[1]));
339 snmp.setCommunity(ipInfo[2], ipInfo[3]);
340
341 }
342
343 public void loadNewMib() {
344
345 try {
346 JFileChooser fileChooser = new JFileChooser();
347 fileChooser.setVisible(true);
348 fileChooser.setDialogTitle("Select the MIB File to Load");
349 fileChooser.setDialogType(JFileChooser.OPEN_DIALOG);
350 fileChooser.setCurrentDirectory(new File("."));
351 fileChooser.setMultiSelectionEnabled(true);
352
353 String strFileName = "";
354 int returnVal = fileChooser.showOpenDialog(null);
355 if (returnVal == JFileChooser.APPROVE_OPTION) {
356 File[] files = fileChooser.getSelectedFiles();
357 if (files != null && files.length > 0) {
358 for (int i = 0; i < files.length; i++) {
359 try {
360 loadSingleFile(files[i]);
361 }
362 catch (Exception e) {
363 outputError("Error in loading file: " + files[i].getAbsolutePath());
364 }
365 }
366 }
367 }
368 else {
369 return;
370 }
371
372 }
374 catch (Exception e) {
375 System.out.println("Error in getting new MIB Filenames.\n" + e.toString());
376 }
377
378
410 }
411
412 private void loadSingleFile(File file) {
413 String strFileName = file.getAbsolutePath();
414 treeSupport.loadNewFile(strFileName);
415 }
416
417 public static void main(String [] args) {
418 try {
419 UIManager.setLookAndFeel(
420 UIManager.getSystemLookAndFeelClassName());
421 }
422 catch (Exception e) {}
423
424 JFrame frame = new JFrame("MIB Browser");
426 frame.setSize(700, 550);
427 DwSnmpMibTreeGUI tree1 = new DwSnmpMibTreeGUI();
428 Component comp = tree1.createComponents();
429 if (comp != null) {
430 frame.getContentPane().add(comp);
431 }
432 else {
433 JOptionPane.showMessageDialog(frame.getContentPane(),
434 "Error in loading default MIBs.");
435 }
436 frame.addWindowListener(new WindowAdapter() {
438 public void windowClosing(WindowEvent e) {
439 System.exit(0);
440 }
441 });
442
443 frame.setVisible(true);
445 }
446
447 void sendGetRequest(String strReq) {
448 if (strReq.endsWith("0")) {
449 strReq = strReq.substring(0, strReq.lastIndexOf("."));
450 outputText("Request : Get " + strReq + "\n");
451 } else if (strReq.endsWith("*")) {
452 strReq = strReq.substring(0, strReq.lastIndexOf("*") - 1);
453 outputText("Request : Walk " + strReq + "\n");
454 } else if (strReq.endsWith(")")) {
455 strReq = strReq.substring(0, strReq.indexOf("(") - 1);
456 outputText("Request : Walk " + strReq + "\n");
457 } else {
458 outputError("Error in request. Please check the OID.");
459 }
460
461 final String strReqFin=strReq;
462 Thread t=new Thread (new Runnable () {
463 public void run() {
464 snmp.snmpRequestGet(strReqFin);
465 }
466 });
467 t.start();
468 }
469
470
471 void outputText(String s) {
472 if (output != null) {
473 output.println(s);
474 }
475 else {
476 System.out.println(s);
477 }
478 }
479
480 void outputError(String e) {
481 if (output != null) {
482 output.printError(e);
483 }
484 else {
485 System.out.println(e);
486
487 }
488 }
489
490 private void jbInit() throws Exception {
491 }
492 } |
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