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

   1 /*
   2  * Created on 23.11.2004
   3  *
   4  * TODO To change the template for this generated file go to
   5  * Window - Preferences - Java - Code Style - Code Templates
   6  */
   7 package net.sourceforge.phpeclipse.xdebug.php.model;
   8
   9 //import java.net.MalformedURLException;
  10 import java.net.URL;
  11
  12 import org.eclipse.debug.core.DebugException;
  13 import org.eclipse.debug.core.model.IRegisterGroup;
  14 import org.eclipse.debug.core.model.IStackFrame;
  15 import org.eclipse.debug.core.model.IThread;
  16 import org.eclipse.debug.core.model.IVariable;
  17 //import net.sourceforge.phpeclipse.xdebug.core.IDebugConnection;
  18 import org.eclipse.core.runtime.IPath;
  19 import org.eclipse.core.runtime.Path;
  20
  21 /**
  22  * @author PHPeclipse team
  23  * @author Axel
  24  *
  25  */
  26 public class XDebugStackFrame  extends XDebugElement implements IStackFrame {
  27         private XDebugThread fThread;
  28
  29         private int fId;
  30
  31         //private IPath fName;
  32
  33         private URL fName;
  34
  35         private int fLineNumber;
  36         private int fLevel;
  37         private String fType;
  38         private String fWhere;
  39
  40         private IVariable[] fVariables;
  41
  42         private int fStepCount = 0;
  43         //private int fCurrentStepCount = 0;
  44
  45         /**
  46          * Constructs a stack frame in the given thread with the given
  47          * frame data.
  48          *
  49          * @param thread
  50          * @param data frame data
  51          * @param id stack frame id (0 is the bottom of the stack)
  52          */
  53         public XDebugStackFrame(XDebugThread thread, int id) {
  54                 super(thread == null ? null : (XDebugTarget) thread.getDebugTarget());
  55                 fId = id;
  56                 fThread = thread;
  57         }
  58
  59         public void incrementStepCounter() {
  60                 fStepCount++;
  61         }
  62
  63         /* (non-Javadoc)
  64          * @see org.eclipse.debug.core.model.IStackFrame#getThread()
  65          */
  66         public IThread getThread() {
  67                 return fThread;
  68         }
  69
  70         public IVariable[] getVariables() throws DebugException {
  71                 if (fVariables == null) {
  72                         fVariables = fTarget.getVariables(this, fLevel);
  73                 }
  74
  75                 return fVariables;
  76         }
  77
  78         public void evaluateChange(IStackFrame OldStackFrame) throws DebugException {
  79                 IVariable[] OldVariable = ((XDebugStackFrame) OldStackFrame).getVariables();
  80                 for (int i = 0; i < fVariables.length; i++) {
  81                         ((XDebugVariable) fVariables[i]).setChange(OldVariable[i]);
  82                 }
  83         }
  84
  85         /* (non-Javadoc)
  86          * @see org.eclipse.debug.core.model.IStackFrame#hasVariables()
  87          */
  88         public boolean hasVariables() throws DebugException {
  89                 /*return fVariables.length > 0;*/
  90                 return true;
  91         }
  92
  93         /* (non-Javadoc)
  94          * @see org.eclipse.debug.core.model.IStackFrame#getLineNumber()
  95          */
  96         public int getLineNumber() throws DebugException {
  97                 return fLineNumber;
  98         }
  99
 100         /* (non-Javadoc)
 101          * @see org.eclipse.debug.core.model.IStackFrame#getCharStart()
 102          */
 103         public int getCharStart() throws DebugException {
 104                 return -1;
 105         }
 106
 107         /* (non-Javadoc)
 108          * @see org.eclipse.debug.core.model.IStackFrame#getCharEnd()
 109          */
 110         public int getCharEnd() throws DebugException {
 111                 return -1;
 112         }
 113
 114         /* (non-Javadoc)fName
 115          * @see org.eclipse.debug.core.model.IStackFrame#getName()
 116          */
 117         public String getName() throws DebugException {
 118                 //String a = fName.getFile();
 119                 //return fName.lastSegment().toString()+"::"+fWhere+ " line: "+ fLineNumber;
 120                 return fName.toString()+"::"+fWhere+ " line: "+ fLineNumber;
 121         }
 122
 123         /* (non-Javadoc)
 124          * @see org.eclipse.debug.core.model.IStackFrame#getRegisterGroups()
 125          */
 126         public IRegisterGroup[] getRegisterGroups() throws DebugException {
 127                 return null;
 128         }
 129
 130         /* (non-Javadoc)
 131          * @see org.eclipse.debug.core.model.IStackFrame#hasRegisterGroups()
 132          */
 133         public boolean hasRegisterGroups() throws DebugException {
 134                 return false;
 135         }
 136
 137         /* (non-Javadoc)
 138          * @see org.eclipse.debug.core.model.IStep#canStepInto()
 139          */
 140         public boolean canStepInto() {
 141                 return fThread.canStepInto();
 142         }
 143
 144         /* (non-Javadoc)
 145          * @see org.eclipse.debug.core.model.IStep#canStepOver()
 146          */
 147         public boolean canStepOver() {
 148                 return fThread.canStepOver();
 149         }
 150
 151         /* (non-Javadoc)
 152          * @see org.eclipse.debug.core.model.IStep#canStepReturn()
 153          */
 154         public boolean canStepReturn() {
 155                 return fThread.canStepReturn();
 156         }
 157
 158         /* (non-Javadoc)
 159          * @see org.eclipse.debug.core.model.IStep#isStepping()
 160          */
 161         public boolean isStepping() {
 162                 return fThread.isStepping();
 163         }
 164
 165         /* (non-Javadoc)
 166          * @see org.eclipse.debug.core.model.IStep#stepInto()
 167          */
 168         public void stepInto() throws DebugException {
 169                 fThread.stepInto();
 170         }
 171
 172         /* (non-Javadoc)
 173          * @see org.eclipse.debug.core.model.IStep#stepOver()
 174          */
 175         public void stepOver() throws DebugException {
 176                 fThread.stepOver();
 177         }
 178
 179         /* (non-Javadoc)
 180          * @see org.eclipse.debug.core.model.IStep#stepReturn()
 181          */
 182         public void stepReturn() throws DebugException {
 183                 fThread.stepReturn();
 184         }
 185
 186         /* (non-Javadoc)
 187          * @see org.eclipse.debug.core.model.ISuspendResume#canResume()
 188          */
 189         public boolean canResume() {
 190                 return fThread.canResume();
 191         }
 192
 193         /* (non-Javadoc)
 194          * @see org.eclipse.debug.core.model.ISuspendResume#canSuspend()
 195          */
 196         public boolean canSuspend() {
 197                 return fThread.canSuspend();
 198         }
 199
 200         /* (non-Javadoc)
 201          * @see org.eclipse.debug.core.model.ISuspendResume#isSuspended()
 202          */
 203         public boolean isSuspended() {
 204                 return fThread.isSuspended();
 205         }
 206
 207         /* (non-Javadoc)
 208          * @see org.eclipse.debug.core.model.ISuspendResume#resume()
 209          */
 210         public void resume() throws DebugException {
 211                 fThread.resume();
 212         }
 213
 214         /* (non-Javadoc)
 215          * @see org.eclipse.debug.core.model.ISuspendResume#suspend()
 216          */
 217         public void suspend() throws DebugException {
 218                 fThread.suspend();
 219         }
 220
 221         /* (non-Javadoc)
 222          * @see org.eclipse.debug.core.model.ITerminate#canTerminate()
 223          */
 224         public boolean canTerminate() {
 225                 return fThread.canTerminate();
 226         }
 227
 228         /* (non-Javadoc)
 229          * @see org.eclipse.debug.core.model.ITerminate#isTerminated()
 230          */
 231         public boolean isTerminated() {
 232                 return fThread.isTerminated();
 233         }
 234
 235         /* (non-Javadoc)
 236          * @see org.eclipse.debug.core.model.ITerminate#terminate()
 237          */
 238         public void terminate() throws DebugException {
 239                 fThread.terminate();
 240         }
 241
 242         /**
 243          * Returns the name of the source file this stack frame is associated
 244          * with.
 245          *
 246          * @return the name of the source file this stack frame is associated
 247          * with. If the file associated with this frame does not exists, it returns null.
 248          */
 249         public String getSourceName() {
 250                 if (fName == null) {
 251                         return null;
 252                 }
 253                 IPath a = new Path(fName.getFile());
 254                 return a.lastSegment();
 255         }
 256
 257         public boolean isSameStackFrame(Object obj) {
 258                 boolean isSameStackFrame = false;
 259
 260                 if (obj instanceof XDebugStackFrame) {
 261                         XDebugStackFrame sf = (XDebugStackFrame)obj;
 262                         //try {
 263                                 isSameStackFrame = sf.getSourceName().equals(getSourceName()) &&
 264                                         /*sf.getLineNumber() == getLineNumber() &&*/
 265                                         /*sf.getLevel() == getLevel() &&*/
 266                                         sf.getType().equals(getType()) &&
 267                                         sf.getWhere().equals(getWhere()); //&&
 268                                         /*sf.fId == fId;*/
 269                         /*} catch (DebugException e) {
 270                         }*/
 271                 }
 272
 273                 return isSameStackFrame;
 274         }
 275
 276         /* (non-Javadoc)
 277          * @see java.lang.Object#equals(java.lang.Object)
 278          */
 279         public boolean equals(Object obj) {
 280                 if (obj instanceof XDebugStackFrame) {
 281                         XDebugStackFrame sf = (XDebugStackFrame)obj;
 282                         try {
 283                                 return sf.getSourceName().equals(getSourceName()) &&
 284                                         sf.getLineNumber() == getLineNumber() &&
 285                                         sf.getLevel() == getLevel() &&
 286                                         sf.getType().equals(getType()) &&
 287                                         sf.getWhere().equals(getWhere());
 288 /*                                      sf.getType() == getType() &&
 289                                         sf.getWhere() == getWhere() &&*/
 290                                         /*sf.fId == fId;*/
 291                         } catch (DebugException e) {
 292                         }
 293                 }
 294
 295                 return false;
 296         }
 297
 298         /* (non-Javadoc)
 299          * @see java.lang.Object#equals(java.lang.Object)
 300          */
 301         public boolean equalsOld(Object obj) {
 302                 if (obj instanceof XDebugStackFrame) {
 303                         XDebugStackFrame sf = (XDebugStackFrame)obj;
 304                         try {
 305                                 return sf.getSourceName().equals(getSourceName()) &&
 306                                         sf.getLineNumber() == getLineNumber() &&
 307                                         sf.fId == fId;
 308                         } catch (DebugException e) {
 309                         }
 310                 }
 311                 return false;
 312         }
 313
 314         /* (non-Javadoc)
 315          * @see java.lang.Object#hashCode()
 316          */
 317         public int hashCode() {
 318 //              return getSourceName().hashCode() + fId;
 319                 return getSourceName().hashCode() + fLevel;
 320         }
 321
 322         /**
 323          *
 324          * @return this stack frame's unique identifier within its thread
 325          */
 326         protected int getIdentifier() {
 327                 return fId;
 328         }
 329
 330
 331         public void setFullName(URL name) {
 332                 fName = name;
 333         }
 334
 335
 336         public URL getFullName() {
 337                 return fName;
 338         }
 339
 340
 341         public int getLevel() {
 342                 return fLevel;
 343         }
 344
 345         public void setLevel(int level) {
 346                 fLevel = level;
 347                 fId = level;
 348         }
 349
 350         public String getType() {
 351                 return fType;
 352         }
 353
 354         public void setType(String type) {
 355                 fType = type;
 356         }
 357
 358         public String getWhere() {
 359                 return fWhere;
 360         }
 361
 362         public void setWhere(String where) {
 363                 fWhere = where;
 364         }
 365
 366         public void setLineNumber(int newlineNumber) {
 367                 fLineNumber = newlineNumber;
 368         }
 369 }