net.sourceforge.phpeclipse.xdebug.core/src/net/sourceforge/phpeclipse/xdebug/php/model/XDebugTarget.java

   1 /**
   2  *
   3  */
   4 package net.sourceforge.phpeclipse.xdebug.php.model;
   5
   6 //import java.io.ByteArrayInputStream;
   7 //import java.io.IOException;
   8 import java.util.List;
   9
  10 import javax.xml.parsers.DocumentBuilder;
  11 import javax.xml.parsers.DocumentBuilderFactory;
  12 import javax.xml.parsers.ParserConfigurationException;
  13
  14 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  15 import net.sourceforge.phpeclipse.xdebug.core.IPHPDebugEvent;
  16 import net.sourceforge.phpeclipse.xdebug.core.IProxyEventListener;
  17 import net.sourceforge.phpeclipse.xdebug.core.IXDebugPreferenceConstants;
  18 import net.sourceforge.phpeclipse.xdebug.core.PHPDebugUtils;
  19 import net.sourceforge.phpeclipse.xdebug.core.PathMapItem;
  20 import net.sourceforge.phpeclipse.xdebug.core.XDebugCorePlugin;
  21 import net.sourceforge.phpeclipse.xdebug.core.XDebugProxy;
  22 import net.sourceforge.phpeclipse.xdebug.php.launching.IXDebugConstants;
  23
  24 import org.eclipse.core.resources.IMarker;
  25 import org.eclipse.core.resources.IMarkerDelta;
  26 import org.eclipse.core.runtime.CoreException;
  27 import org.eclipse.core.runtime.IPath;
  28 import org.eclipse.debug.core.DebugEvent;
  29 import org.eclipse.debug.core.DebugException;
  30 import org.eclipse.debug.core.DebugPlugin;
  31 import org.eclipse.debug.core.IDebugEventSetListener;
  32 import org.eclipse.debug.core.ILaunch;
  33
  34 import org.eclipse.debug.core.model.IBreakpoint;
  35 import org.eclipse.debug.core.model.IDebugTarget;
  36 import org.eclipse.debug.core.model.ILineBreakpoint;
  37 import org.eclipse.debug.core.model.IMemoryBlock;
  38 import org.eclipse.debug.core.model.IProcess;
  39 import org.eclipse.debug.core.model.IThread;
  40 import org.eclipse.jface.resource.ImageDescriptor;
  41 import org.eclipse.ui.model.IWorkbenchAdapter;
  42 import org.w3c.dom.Document;
  43 import org.w3c.dom.NamedNodeMap;
  44 import org.w3c.dom.Node;
  45 //import org.xml.sax.SAXException;
  46
  47 import net.sourceforge.phpeclipse.xdebug.core.xdebug.ResponseListener;
  48 import net.sourceforge.phpeclipse.xdebug.core.xdebug.XDebugConnection;
  49 import net.sourceforge.phpeclipse.xdebug.core.xdebug.XDebugResponse;
  50
  51 /**
  52  * @author Christian
  53  *
  54  */
  55 public class XDebugTarget extends XDebugElement implements IDebugTarget, IDebugEventSetListener, IProxyEventListener {
  56         private IProcess fProcess;
  57
  58         private ILaunch fLaunch;
  59
  60         private int fDebugPort;
  61
  62         private boolean fSuspended = false;
  63
  64         private boolean fTerminated = false;
  65
  66         private XDebugThread fThread;
  67         private IThread[] fThreads;
  68
  69         private XDebugConnection fDebugConnection;
  70
  71         private ResponseListener fResponseListener;
  72
  73         private String fIdeKey;
  74
  75
  76         /**
  77          * Constructs a new debug target in the given launch and waits until
  78          * someone with the ideKey connects to the Debugproxy
  79          *
  80          *
  81          * @param launch containing launch
  82          * @param process process of the interpreter
  83          * @param ideKey
  84          * @exception CoreException if unable to connect to host
  85          */
  86         public XDebugTarget(ILaunch launch, IProcess process, String ideKey) throws CoreException {
  87                 fLaunch = launch;
  88                 fProcess = process;
  89                 fDebugConnection = null;
  90                 fThread = null;
  91                 fThreads = new IThread[0];
  92                 fIdeKey = ideKey;
  93
  94                 fDebugPort = XDebugCorePlugin.getDefault().getPreferenceStore().getInt(IXDebugPreferenceConstants.DEBUGPORT_PREFERENCE);
  95                 if (fDebugPort == 0) {
  96                         fDebugPort = IXDebugPreferenceConstants.DEFAULT_DEBUGPORT;
  97                 }
  98
  99                 DebugPlugin.getDefault().getBreakpointManager().addBreakpointListener(this);
 100                 DebugPlugin.getDefault().addDebugEventListener(this);
 101         }
 102
 103         public Object getAdapter(Class arg0) {
 104            if (IWorkbenchAdapter.class.equals(arg0)) {
 105                return new IWorkbenchAdapter() {
 106                         public Object[] getChildren(Object o) {
 107                             Object[] children = null;
 108                             IThread[] threads = getThreads();
 109                             if (null != threads) {
 110                                 children = new Object[threads.length];
 111                                 for (int i = 0; i < threads.length; ++i)
 112                                     children[i] = threads[i];
 113                             }
 114                             return children;
 115                         }
 116
 117                         public ImageDescriptor getImageDescriptor(Object object) {
 118                             return null;
 119                         }
 120
 121                         public String getLabel(Object o) {
 122                             String label = "(Unable to look up name... check error log)";
 123                             try {
 124                                 label = getName();
 125                             } catch (DebugException x) {
 126                                 PHPeclipsePlugin.log(label, x);
 127                             }
 128                             return label;
 129                         }
 130
 131                         public Object getParent(Object o) {
 132                             return XDebugTarget.this.getLaunch();
 133                         }
 134                     };
 135                 }
 136                 else {
 137                     if (arg0 == XDebugElement.class) {
 138                         return this;
 139                     }
 140
 141                     return super.getAdapter(arg0);
 142                 }
 143             }
 144
 145         /* (non-Javadoc)
 146          * @see org.eclipse.debug.core.model.IDebugTarget#getProcess()
 147          */
 148         public IProcess getProcess() {
 149                 return fProcess;
 150         }
 151
 152         /* (non-Javadoc)
 153          * @see org.eclipse.debug.core.model.IDebugTarget#getThreads()
 154          */
 155         public IThread[] getThreads() {
 156                 return fThreads;
 157         }
 158
 159         /* (non-Javadoc)
 160          * @see org.eclipse.debug.core.model.IDebugTarget#hasThreads()
 161          */
 162         public boolean hasThreads() throws DebugException {
 163                 return (fThreads.length > 0);
 164         }
 165
 166         /* (non-Javadoc)
 167          * @see org.eclipse.debug.core.model.IDebugTarget#getName()
 168          */
 169         public String getName() throws DebugException {
 170                 return "PHP XDebug Client at localhost:" + fDebugPort;
 171         }
 172
 173         /* (non-Javadoc)
 174          * @see org.eclipse.debug.core.model.IDebugTarget#supportsBreakpoint(org.eclipse.debug.core.model.IBreakpoint)
 175          */
 176         public boolean supportsBreakpoint(IBreakpoint breakpoint) {
 177                 if (breakpoint.getModelIdentifier().equals(IXDebugConstants.ID_PHP_BREAKPOINT_MODEL)) {
 178                         return true;
 179                 }
 180                 return false;
 181         }
 182
 183         /* (non-Javadoc)
 184          * @see org.eclipse.debug.core.model.IDebugElement#getDebugTarget()
 185          */
 186         public IDebugTarget getDebugTarget() {
 187                 return this;
 188         }
 189
 190         /* (non-Javadoc)
 191          * @see org.eclipse.debug.core.model.IDebugElement#getLaunch()
 192          */
 193         public ILaunch getLaunch() {
 194                 return fLaunch;
 195         }
 196
 197         /* (non-Javadoc)
 198          * @see org.eclipse.debug.core.model.ITerminate#canTerminate()
 199          */
 200         public boolean canTerminate() {
 201                 if (getProcess()!=null)  // ther is no running Process in remote debugging
 202                         return getProcess().canTerminate();
 203                 return true;
 204         }
 205
 206         /* (non-Javadoc)
 207          * @see org.eclipse.debug.core.model.ITerminate#isTerminated()
 208          */
 209         public boolean isTerminated() {
 210 //              return getProcess().isTerminated();
 211                 return fTerminated;
 212         }
 213
 214         /* (non-Javadoc)
 215          * @see org.eclipse.debug.core.model.ITerminate#terminate()
 216          */
 217         public void terminate() throws DebugException {
 218                 if(fTerminated) {
 219                         return;
 220                 }
 221
 222                 if (XDebugCorePlugin.getDefault() != null) {
 223                         XDebugProxy proxy = XDebugCorePlugin.getDefault().getXDebugProxy();
 224                         proxy.removeProxyEventListener(this, fIdeKey);
 225
 226                         System.out.println("XDebug.Target: ProxyEventlistener removed");
 227
 228                         fTerminated = true;
 229                         fSuspended = false;
 230
 231                         XDebugCorePlugin.getBreakpointManager().removeBreakpointListener(this);
 232                         fireEvent(new DebugEvent(this, DebugEvent.TERMINATE));
 233                         DebugPlugin.getDefault().removeDebugEventListener(this);
 234                 }
 235         }
 236
 237         /* (non-Javadoc)
 238          * @see org.eclipse.debug.core.model.ISuspendResume#canResume()
 239          */
 240         public boolean canResume() {
 241                 return false;
 242         }
 243
 244         /* (non-Javadoc)
 245          * @see org.eclipse.debug.core.model.ISuspendResume#canSuspend()
 246          */
 247         public boolean canSuspend() {
 248                 return false;
 249         }
 250
 251         /* (non-Javadoc)
 252          * @see org.eclipse.debug.core.model.ISuspendResume#isSuspended()
 253          */
 254         public boolean isSuspended() {
 255                 return fSuspended;
 256         }
 257
 258         /* (non-Javadoc)
 259          * @see org.eclipse.debug.core.model.ISuspendResume#resume()
 260          */
 261         public void resume() throws DebugException {
 262                 if (fDebugConnection != null) {
 263                         fThread.setBreakpoints(null);
 264                         resumed(DebugEvent.RESUME);
 265                         fDebugConnection.run();
 266                 }
 267         }
 268
 269         /**
 270          * Notification the target has resumed for the given reason
 271          *
 272          * @param detail reason for the resume
 273          */
 274         private void resumed(int detail) {
 275                 fSuspended = false;
 276                 fThread.fireResumeEvent(detail);
 277         }
 278
 279         /**
 280          * Notification the target has suspended for the given reason
 281          *
 282          * @param detail reason for the suspend
 283          */
 284         public void suspended(int detail) {
 285                 fSuspended = true;
 286                 fThread.fireSuspendEvent(detail);
 287         }
 288
 289         /* (non-Javadoc)
 290          * @see org.eclipse.debug.core.model.ISuspendResume#suspend()
 291          */
 292         public void suspend() throws DebugException {
 293         }
 294
 295         /* (non-Javadoc)
 296          * @see org.eclipse.debug.core.IBreakpointListener#breakpointAdded(org.eclipse.debug.core.model.IBreakpoint)
 297          */
 298         public void breakpointAdded(IBreakpoint breakpoint) {
 299                 IMarker marker   = breakpoint.getMarker();                  // Get the breakpoints marker info (It's the local workspace path)
 300                 IPath   path     = marker.getResource().getLocation();      // Get the full path + file for the given breakpoint (It's the local real path)
 301                 IPath   cp       = path.removeLastSegments(1);              // Get the full path only (without the file name)
 302                 List    pathMap  = null;
 303
 304                 try {
 305                         pathMap = fLaunch.getLaunchConfiguration().getAttribute(IXDebugConstants.ATTR_PHP_PATHMAP,(List)null);
 306                 } catch (CoreException e2) {
 307                         // TODO Auto-generated catch block
 308                         e2.printStackTrace();
 309                 }
 310
 311                 if ((fDebugConnection != null) &&                           // If there is a connection to XDebug
 312                     (!fDebugConnection.isClosed ()) &&                      // and this connection is not closed
 313                         (fProcess == null)) {                                   //
 314                         PathMapItem pmi = null;
 315
 316                         for (int i = 0; i < pathMap.size(); i++) {              // For every path map pair the user have set
 317                                 pmi                 = new PathMapItem((String) pathMap.get(i));   // Get the path map pair
 318                                 IPath local         = (IPath)pmi.getLocalPath().clone();          // Get the local
 319                                 local               = local.makeAbsolute();
 320                                 int matchedSegments = local.segmentCount();
 321
 322                                 if (local.matchingFirstSegments(cp) == matchedSegments) {
 323                                         IPath newPath = pmi.getRemotePath();
 324                                         newPath       = newPath.append(path.removeFirstSegments(matchedSegments));
 325                                         newPath       = newPath.makeAbsolute();
 326
 327                                         if (supportsBreakpoint(breakpoint)) {
 328                                                 try {
 329                                                         if (breakpoint.isEnabled()) {
 330                                                                 if (marker != null) {
 331                                                                         int id = fDebugConnection.breakpointSet(newPath.toString(), ((ILineBreakpoint)breakpoint).getLineNumber(), marker.getAttribute(XDebugBreakpoint.HIT_COUNT,-1));
 332                                                                         XDebugResponse dr = getResponse(id);
 333
 334                                                                         String bpid = dr.getAttributeValue("id");
 335
 336                                                                         if (!"".equals(bpid))
 337                                                                                 marker.setAttribute(XDebugLineBreakpoint.BREAKPOINT_ID,Integer.parseInt(bpid));
 338                                                                 }
 339                                                         }
 340                                                 } catch (DebugException e) {
 341                                                         e.printStackTrace();
 342                                                 } catch (CoreException e) {
 343                                                         e.printStackTrace();
 344                                                 }
 345                                         }
 346                                 }
 347                         }
 348                 } else {
 349                         if (supportsBreakpoint(breakpoint)) {
 350                                 try {
 351                                         if (breakpoint.isEnabled()) {
 352                                                 if (marker != null) {
 353                                                         int            id   = fDebugConnection.breakpointSet (path.toString(),
 354                                                                                                               ((ILineBreakpoint) breakpoint).getLineNumber(),
 355                                                                                                                                                                   marker.getAttribute (XDebugBreakpoint.HIT_COUNT, -1));
 356                                                         XDebugResponse dr   = getResponse(id);
 357                                                         String         bpid = dr.getAttributeValue("id");
 358
 359                                                         if (!"".equals(bpid)) {
 360                                                                 marker.setAttribute(XDebugLineBreakpoint.BREAKPOINT_ID,Integer.parseInt(bpid));
 361                                                         }
 362                                                 }
 363                                         }
 364                                 } catch (DebugException e) {
 365                                         e.printStackTrace();
 366                                 } catch (CoreException e) {
 367                                         e.printStackTrace();
 368                                 }
 369                         }
 370                 }
 371         }
 372
 373         /* (non-Javadoc)
 374          * @see org.eclipse.debug.core.IBreakpointListener#breakpointRemoved(org.eclipse.debug.core.model.IBreakpoint, org.eclipse.core.resources.IMarkerDelta)
 375          */
 376         public void breakpointRemoved(IBreakpoint breakpoint, IMarkerDelta delta) {
 377                 if (supportsBreakpoint(breakpoint)) {
 378                         try {
 379                                 int id =((XDebugLineBreakpoint)breakpoint).getID();
 380                                 if (id >0)
 381                                         fDebugConnection.breakpointRemove(id);
 382                         } catch (CoreException e) {
 383                         }
 384                 }
 385         }
 386
 387         /* (non-Javadoc)
 388          * @see org.eclipse.debug.core.IBreakpointListener#breakpointChanged(org.eclipse.debug.core.model.IBreakpoint, org.eclipse.core.resources.IMarkerDelta)
 389          */
 390         public void breakpointChanged(IBreakpoint breakpoint, IMarkerDelta delta) {
 391 //              if (supportsBreakpoint(breakpoint)) {
 392 //                      try {
 393 //                              if (breakpoint.isEnabled()) {
 394 //                                      breakpointAdded(breakpoint);
 395 //                              } else {
 396 //                                      breakpointRemoved(breakpoint, null);
 397 //                              }
 398 //                      } catch (CoreException e) {
 399 //                      }
 400 //              }
 401         }
 402
 403         /* (non-Javadoc)
 404          * @see org.eclipse.debug.core.model.IDisconnect#canDisconnect()
 405          */
 406         public boolean canDisconnect() {
 407                 return false;
 408         }
 409
 410         /* (non-Javadoc)
 411          * @see org.eclipse.debug.core.model.IDisconnect#disconnect()
 412          */
 413         public void disconnect() throws DebugException {
 414         }
 415
 416         /* (non-Javadoc)
 417          * @see org.eclipse.debug.core.model.IDisconnect#isDisconnected()
 418          */
 419         public boolean isDisconnected() {
 420                 return (false);
 421         }
 422
 423         /* (non-Javadoc)
 424          * @see org.eclipse.debug.core.model.IMemoryBlockRetrieval#supportsStorageRetrieval()
 425          */
 426         public boolean supportsStorageRetrieval() {
 427                 return false;
 428         }
 429
 430         /* (non-Javadoc)
 431          * @see org.eclipse.debug.core.model.IMemoryBlockRetrieval#getMemoryBlock(long, long)
 432          */
 433         public IMemoryBlock getMemoryBlock(long startAddress, long length) throws DebugException {
 434                 return null;
 435         }
 436
 437         /**
 438          * Notification we have connected to the PHP debugger and it has been started.
 439          * Resume the the debugger.
 440          */
 441         public void started() throws DebugException {
 442                 fThread.setBreakpoints(null);
 443                 fThread.setStepping(false);
 444
 445                 int id = fDebugConnection.featureGet("detach");
 446
 447                 XDebugResponse response = getResponse(id);
 448
 449                 Integer.parseInt(response.getValue());
 450                 System.out.println("in Target.started()");
 451
 452                 // Dirty hack
 453                 // Need to refactory plugin to get variables in lazy mode.
 454                 int id1 = fDebugConnection.featureSet("max_depth", "1024" );
 455                 XDebugResponse response1 = getResponse(id1);
 456                 if (response1.getAttributeValue("success").equals("1") ) {
 457                         System.out.println("Set depth to 1024 (hack)");
 458                 }
 459                 int id2 = fDebugConnection.featureSet("max_children", "1024" );
 460                 XDebugResponse response2 = getResponse(id2);
 461                 if (response2.getAttributeValue("success").equals("1") ) {
 462                         System.out.println("Set children to 1024 (hack)");
 463                 }
 464
 465                 installDeferredBreakpoints();
 466                 try {
 467                         resume();
 468                 } catch (DebugException e) {
 469                         e.printStackTrace();
 470                 }
 471         }
 472
 473         /**
 474          * Install breakpoints that are already registered with the breakpoint
 475          * manager.
 476          */
 477         private void installDeferredBreakpoints() {
 478                 IBreakpoint[] breakpoints = XDebugCorePlugin.getBreakpoints();
 479                 for (int i = 0; i < breakpoints.length; i++) {
 480                         breakpointAdded(breakpoints[i]);
 481                 }
 482         }
 483
 484         /**
 485          * Returns the current stack frames in the target.
 486          *
 487          * @return the current stack frames in the target
 488          * @throws DebugException if unable to perform the request
 489          */
 490         public XDebugResponse getStackFrames() throws DebugException {
 491                 int id = fDebugConnection.stackGet();
 492                 XDebugResponse lastResponse = getResponse(id);
 493                 return lastResponse;
 494         }
 495
 496         /**
 497          * Single step the interpreter.
 498          *
 499          * @throws DebugException if the request fails
 500          */
 501         protected void step_over() throws DebugException {
 502                 fThread.setStepping(true);
 503                 resumed(DebugEvent.STEP_OVER);
 504                 fDebugConnection.stepOver();
 505         }
 506
 507         /**
 508          * Single step the interpreter.
 509          *
 510          * @throws DebugException if the request fails
 511          */
 512         protected void step_into() throws DebugException {
 513                 fThread.setStepping(true);
 514                 resumed(DebugEvent.STEP_INTO);
 515                 fDebugConnection.stepInto();
 516         }
 517
 518         /**
 519          * Single step the interpreter.
 520          *
 521          * @throws DebugException if the request fails
 522          */
 523         protected void step_out() throws DebugException {
 524                 fThread.setStepping(true);
 525                 resumed(DebugEvent.STEP_RETURN);
 526                 fDebugConnection.stepOut();
 527         }
 528
 529         public boolean setVarValue(String name, String value) {
 530                 int id = fDebugConnection.setVarValue(name,value);
 531                 XDebugResponse response = getResponse(id);
 532
 533                 if ((response.getAttributeValue("success")).equals("1")) {
 534                         return true;
 535                 } else {
 536                         return false;
 537                 }
 538         }
 539
 540         public Node eval(String expression) throws DebugException {
 541                 Node evalProperty = null;
 542                 if (fDebugConnection != null) {
 543                         int id = fDebugConnection.eval(expression);
 544                         //Node evalProperty = new Node("");
 545                         //if (id > 0) {
 546                                 XDebugResponse response = getResponse(id);
 547
 548                                 Node evalResponse = response.getParentNode();
 549                                 /*Node*/ evalProperty = evalResponse.getFirstChild();
 550                         //} /*else {
 551
 552                         //}*/
 553                 } else {
 554                         DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
 555                         DocumentBuilder builder = null;
 556                         Document doc = null;
 557
 558                         try {
 559                                 builder = factory.newDocumentBuilder();
 560                         } catch (ParserConfigurationException e) {
 561                                 e.printStackTrace();
 562                         }
 563                         //try {
 564                                 doc =  builder.newDocument(); // .parse("");
 565                                 evalProperty = doc.createElement("value");
 566                         /*} catch (SAXException e) {
 567                                 e.printStackTrace();
 568                         } catch (IOException e) {
 569                                 e.printStackTrace();
 570                         }*/
 571                 }
 572
 573                 return evalProperty;
 574         }
 575
 576         public void handleDebugEvents(DebugEvent[] events) {
 577                 for (int i = 0; i < events.length; i++) {
 578                         DebugEvent event = events[i];
 579
 580                         if (fResponseListener != null) {
 581                                 Object s = null;
 582                                 s = event.getSource();
 583                                 if (s instanceof ResponseListener) {
 584                                         if (!fResponseListener.equals((ResponseListener) s)) {
 585                                                 return;
 586                                         }
 587                                 }
 588                         } else {
 589                                 return;
 590                         }
 591
 592                         if (event.getKind() == DebugEvent.MODEL_SPECIFIC) {
 593                                 switch (event.getDetail()) {
 594                                         case IPHPDebugEvent.BREAKPOINT_HIT:
 595                                                 int id = fDebugConnection.stackGet();
 596                                                 XDebugResponse lastResponse = getResponse(id);
 597
 598                                                 IBreakpoint breakpoint = breakpointHit(lastResponse.getParentNode());
 599
 600                                                 if (breakpoint != null) {
 601                                                         fThread.setBreakpoints(new IBreakpoint[]{breakpoint});
 602                                                         fThread.incrementStepCounter();
 603                                                         suspended(DebugEvent.BREAKPOINT);
 604                                                 } else {
 605                                                         try {
 606                                                                 resume();
 607                                                         } catch (DebugException e ) {
 608                                                                 ; //nothing to do
 609                                                         }
 610                                                 }
 611                                                 break;
 612                                         case IPHPDebugEvent.STEP_END:
 613                                                 fThread.incrementStepCounter();
 614                                                 suspended(DebugEvent.STEP_END);
 615                                                 break;
 616                                         case IPHPDebugEvent.STOPPED:
 617                                                 stopped();
 618                                                 break;
 619                                 }
 620                         }
 621                 }
 622         }
 623
 624         public void stopped() {
 625                 if(fDebugConnection == null) {
 626                         return;
 627                 }
 628
 629                 resumed(DebugEvent.TERMINATE);
 630
 631                 stopListener();
 632                 fDebugConnection.close();
 633
 634                 fSuspended = false;
 635
 636                 // Dirty hack to check debugging mode (remote or local)
 637                 if (fProcess != null) {
 638                         try {
 639                                 terminate();
 640                         } catch (DebugException e) {
 641                                 e.printStackTrace();
 642                         }
 643                 } else {
 644                         fDebugConnection = null;
 645                         fireEvent(new DebugEvent(this, DebugEvent.CHANGE, DebugEvent.CONTENT));
 646                 }
 647
 648                 fThread.removeEventListeners();
 649                 fThread = null;
 650                 fThreads = new IThread[0];
 651         }
 652
 653         public void handleProxyEvent(XDebugConnection connection) {
 654                 //System.out.println("* New Connection - XDebug.Target: " + fDebugConnection.getSessionID());
 655
 656                 if (setDebugConnection(connection)) {
 657                         fThread = new XDebugThread(this);
 658                         fThreads = new IThread[] {fThread};
 659                         fireEvent(new DebugEvent(this, DebugEvent.CHANGE, DebugEvent.CHANGE));
 660                         try {
 661                                 started();
 662                         } catch( DebugException e ){
 663                                 e.printStackTrace();
 664                         }
 665                 }
 666         }
 667
 668         private boolean setDebugConnection(XDebugConnection connection) {
 669                 if (connection != null && fDebugConnection == null) {
 670                         fDebugConnection = connection;
 671                         fResponseListener = new ResponseListener(connection);
 672                         startListener();
 673
 674                         return true;
 675                 } else {
 676                         connection.close();
 677
 678                         return false;
 679                 }
 680         }
 681
 682         /**
 683          * @return Returns the fDebugConnection.
 684          */
 685         public XDebugConnection getDebugConnection() {
 686                 return fDebugConnection;
 687         }
 688
 689         public void addProcess(IProcess p) {
 690                 fProcess = p;
 691
 692         }
 693         public Node getLocalVariables(int level) throws DebugException {
 694                 int id = fDebugConnection.contextGet(level, 0);
 695                 XDebugResponse response = getResponse(id);
 696
 697                 return response.getParentNode();
 698         }
 699
 700         public Node getGlobalVariables(int level) throws DebugException {
 701                 int id = fDebugConnection.contextGet(level, 1);
 702                 XDebugResponse response = getResponse(id);
 703
 704                 return response.getParentNode();
 705         }
 706
 707         public void stop() {
 708                 fDebugConnection.stop();
 709         }
 710
 711         protected IBreakpoint breakpointHit(Node node) {
 712                 Node child = node.getFirstChild();
 713                 if (child.getNodeName().equals("stack")) {
 714                         int lineNumber = Integer.parseInt(PHPDebugUtils.getAttributeValue(child, "lineno"));
 715                         String filename = PHPDebugUtils.getAttributeValue(child, "filename");
 716                         IBreakpoint[] breakpoints = XDebugCorePlugin.getBreakpoints();
 717                         for (int i = 0; i < breakpoints.length; i++) {
 718                                 IBreakpoint breakpoint = breakpoints[i];
 719                                 if (supportsBreakpoint(breakpoint)) {
 720                                         if (breakpoint instanceof ILineBreakpoint) {
 721                                                 ILineBreakpoint lineBreakpoint = (ILineBreakpoint) breakpoint;
 722                                                 try {
 723                                                         if (breakpoint.isEnabled()) {
 724                                                                 IMarker marker = breakpoint.getMarker();
 725                                                                 if (marker != null) {
 726                                                                         String endfilename;
 727
 728                                                                         if (getProcess() == null) {
 729                                                                                 endfilename = marker.getResource().getLocation().lastSegment();
 730                                                                         } else {
 731                                                                                 endfilename = marker.getResource().getLocation().toOSString();
 732                                                                         }
 733
 734                                                                         int id = fDebugConnection.breakpointGet(marker.getAttribute(XDebugLineBreakpoint.BREAKPOINT_ID,-1));
 735                                                                         XDebugResponse dr = getResponse(id);
 736
 737                                                                         Node hitCo = dr.getParentNode().getFirstChild();
 738                                                                         int hitCount = 0;
 739                                                                         if (hitCo.hasAttributes()) {
 740                                                                                 NamedNodeMap listAttribute = hitCo.getAttributes();
 741                                                                                 Node attribute = listAttribute.getNamedItem("hit_count");
 742                                                                                 if (attribute !=null) {
 743                                                                                         hitCount = Integer.parseInt(attribute.getNodeValue());
 744                                                                                 }
 745                                                                         }
 746
 747                                                                         if(PHPDebugUtils.unescapeString(filename).endsWith(endfilename)
 748                                                                                         && (lineBreakpoint.getLineNumber() == lineNumber) ) {
 749                                                                                 if (marker.getAttribute(XDebugLineBreakpoint.HIT_COUNT, 0) > 0) {
 750                                                                                         if (marker.getAttribute(XDebugLineBreakpoint.HIT_COUNT, 0) == hitCount) {
 751                                                                                                 return (breakpoint);
 752                                                                                         }
 753                                                                                 } else {
 754                                                                                         return (breakpoint);
 755                                                                                 }
 756                                                                         }
 757                                                                 }
 758                                                         }
 759                                                 } catch (CoreException e) {
 760                                                 }
 761                                         }
 762                                 }
 763                         }
 764                 }
 765
 766                 return null;
 767         }
 768
 769         public void startListener() {
 770                 fResponseListener.schedule();
 771         }
 772
 773         public void stopListener() {
 774                 fResponseListener.cancel();
 775         }
 776         public XDebugResponse getResponse(int id) {
 777                 XDebugResponse response = fResponseListener.getResponse(id);
 778
 779                 return response;
 780         }
 781 }