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   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 net.sourceforge.phpeclipse.xdebug.core.PHPDebugUtils;
  10 import org.eclipse.debug.core.DebugException;
  11 import org.eclipse.debug.core.DebugEvent;
  12 import org.eclipse.debug.core.model.IValue;
  13 import org.eclipse.debug.core.model.IVariable;
  14 import org.w3c.dom.Node;
  15
  16 /**
  17  * @author Axel
  18  *
  19  * TODO To change the template for this generated type comment go to
  20  * Window - Preferences - Java - Code Style - Code Templates
  21  */
  22 public class XDebugVariable  extends XDebugElement implements IVariable {
  23         public static final int VARTYPE_UNKNOWN = -1;
  24         public static final int VARTYPE_UNINITIALIZED = 0;
  25         public static final int VARTYPE_STRING = 1;
  26         public static final int VARTYPE_INT = 2;
  27         public static final int VARTYPE_FLOAT = 3;
  28         public static final int VARTYPE_ARRAY = 8;
  29         public static final int VARTYPE_HASH = 9;
  30         public static final int VARTYPE_OBJECT = 10;
  31         public static final int VARTYPE_RESOURCE = 11;
  32
  33         // name & stack frmae
  34         private String fName;
  35         private XDebugStackFrame fFrame;
  36         private String fFullName;
  37         private XDebugAbstractValue fValue;
  38         private String fEncoding;
  39         private int fNumChildren;
  40
  41         /**
  42          * Constructs a variable contained in the given stack frame
  43          * with the given name.
  44          *
  45          * @param frame owning stack frame
  46          * @param name variable name
  47          */
  48         public XDebugVariable( String typeName, String fullname ) {
  49                 fFullName = fullname;
  50                 fName = fullname;
  51                 if (typeName.equals("int") )
  52                         fValue= new XDebugIntValue(this,typeName);
  53                 else if (typeName.equals("float") )
  54                         fValue= new XDebugFloatValue(this,typeName);
  55                 else if (typeName.equals("bool") )
  56                         fValue= new XDebugBooleanValue(this,typeName);
  57                 else if (typeName.equals("string") )
  58                         fValue= new XDebugStringValue(this,typeName);
  59                 else if (typeName.equals("array") )
  60                         fValue= new XDebugArrayValue(this,typeName);
  61                 else if (typeName.equals("hash") )
  62                         fValue= new XDebugArrayValue(this,typeName);
  63                 else if (typeName.equals("object") )
  64                         fValue= new XDebugArrayValue(this,typeName);
  65                 else if (typeName.equals("resource") )
  66                         fValue= new XDebugResourceValue(this,typeName);
  67                 else
  68                         fValue= new XDebugValue(this,typeName);
  69         }
  70
  71         public XDebugVariable(XDebugStackFrame frame, Node property) {
  72                 super((XDebugTarget) frame.getDebugTarget());
  73                 fFrame = frame;
  74                 init(property);
  75         }
  76
  77         public XDebugVariable(XDebugStackFrame frame, String fullname, String name, String typeName) {
  78                 super((XDebugTarget) frame.getDebugTarget());
  79                 fFrame = frame;
  80                 fFullName = fullname;
  81                 fName = name;
  82                 if (typeName.equals("int") )
  83                         fValue= new XDebugIntValue(this,typeName);
  84                 else if (typeName.equals("float") )
  85                         fValue= new XDebugFloatValue(this,typeName);
  86                 else if (typeName.equals("bool") )
  87                         fValue= new XDebugBooleanValue(this,typeName);
  88                 else if (typeName.equals("string") )
  89                         fValue= new XDebugStringValue(this,typeName);
  90                 else if (typeName.equals("array") )
  91                         fValue= new XDebugArrayValue(this,typeName);
  92                 else if (typeName.equals("hash") )
  93                         fValue= new XDebugArrayValue(this,typeName);
  94                 else if (typeName.equals("object") )
  95                         fValue= new XDebugArrayValue(this,typeName);
  96                 else if (typeName.equals("resource") )
  97                         fValue= new XDebugResourceValue(this,typeName);
  98                 else
  99                         fValue= new XDebugValue(this,typeName);
 100         }
 101
 102         private void  init(Node property) {
 103                 fFullName=PHPDebugUtils.getAttributeValue(property,"fullname");
 104                 fName=PHPDebugUtils.getAttributeValue(property,"name");
 105                 fEncoding=PHPDebugUtils.getAttributeValue(property,"encoding");
 106                 if (PHPDebugUtils.getAttributeValue(property,"numchildren").equals(""))
 107                         fNumChildren = 0;
 108                 else
 109                         fNumChildren=Integer.parseInt(PHPDebugUtils.getAttributeValue(property,"numchildren"));
 110
 111                 String typeName=PHPDebugUtils.getAttributeValue(property,"type");
 112
 113 //              if (typeName.equals("uninitialized") )
 114 //                      fValue= new XDebugValue(this,property,typeName);
 115                 if (typeName.equals("int") )
 116                         fValue= new XDebugIntValue(this,property,typeName);
 117                 else if (typeName.equals("float") )
 118                         fValue= new XDebugFloatValue(this,property,typeName);
 119                 else if (typeName.equals("bool") )
 120                         fValue= new XDebugBooleanValue(this,property,typeName);
 121                 else if (typeName.equals("string") )
 122                         fValue= new XDebugStringValue(this,property,typeName);
 123                 else if (typeName.equals("array") )
 124                         fValue= new XDebugArrayValue(this,property,typeName);
 125                 else if (typeName.equals("hash") )
 126                         fValue= new XDebugArrayValue(this,property,typeName);
 127                 else if (typeName.equals("object") )
 128                         fValue= new XDebugArrayValue(this,property,typeName);
 129                 else
 130                         fValue= new XDebugValue(this,property,typeName);
 131         }
 132
 133         /* (non-Javadoc)
 134          * @see org.eclipse.debug.core.model.IVariable#getValue()
 135          */
 136         public IValue getValue() throws DebugException {
 137                 return fValue;
 138 //              return ((XDebugTarget)getDebugTarget()).getVariableValue(this);
 139         }
 140
 141         /* (non-Javadoc)
 142          * @see org.eclipse.debug.core.model.IVariable#getName()
 143          */
 144         public String getName() throws DebugException {
 145                 if (fFullName.endsWith("]"))
 146                         return fFullName.substring(fFullName.lastIndexOf('['));
 147                 else
 148                         return fName;
 149         }
 150
 151         /* (non-Javadoc)
 152          * @see org.eclipse.debug.core.model.IVariable#getReferenceTypeName()
 153          */
 154         public String getReferenceTypeName() throws DebugException {
 155                 return fValue.getReferenceTypeName();
 156         }
 157
 158         /* (non-Javadoc)
 159          * @see org.eclipse.debug.core.model.IVariable#hasValueChanged()
 160          */
 161         public boolean hasValueChanged() throws DebugException {
 162                 return fValue.hasChanged();
 163         }
 164
 165         /* (non-Javadoc)
 166          * @see org.eclipse.debug.core.model.IValueModification#setValue(java.lang.String)
 167          */
 168         public void setValue(String expression) throws DebugException {
 169                 if(fValue.setValue(expression))
 170                         fireEvent(new DebugEvent(this, DebugEvent.CHANGE, DebugEvent.CONTENT));
 171                 //fValue.setValueA(expression);
 172         }
 173
 174         /* (non-Javadoc)
 175          * @see org.eclipse.debug.core.model.IValueModification#setValue(org.eclipse.debug.core.model.IValue)
 176          */
 177         public void setValue(IValue value) throws DebugException {
 178                 fValue.setValueB(value);
 179         }
 180
 181         /* (non-Javadoc)
 182          * @see org.eclipse.debug.core.model.IValueModification#supportsValueModification()
 183          */
 184         public boolean supportsValueModification() {
 185                 return fValue.supportsValueModification();
 186         }
 187
 188         /* (non-Javadoc)
 189          * @see org.eclipse.debug.core.model.IValueModification#verifyValue(java.lang.String)
 190          */
 191         public boolean verifyValue(String expression) throws DebugException {
 192                 return fValue.verifyValue(expression);
 193         }
 194
 195         /* (non-Javadoc)
 196          * @see org.eclipse.debug.core.model.IValueModification#verifyValue(org.eclipse.debug.core.model.IValue)
 197          */
 198         public boolean verifyValue(IValue value) throws DebugException {
 199                 return false;
 200         }
 201
 202         /**
 203          * Returns the stack frame owning this variable.
 204          *
 205          * @return the stack frame owning this variable
 206          */
 207         protected XDebugStackFrame getStackFrame() {
 208                 return fFrame;
 209         }
 210
 211         public void setStackFrame(XDebugStackFrame frame) {
 212                 fFrame=frame;
 213                 super.setDebugTarget((XDebugTarget)frame.getDebugTarget());
 214         }
 215
 216 //      public int getType() {
 217 //              return fType;
 218 //      }
 219
 220         public String getValueString() throws DebugException {
 221                 return fValue.getValueString();
 222         }
 223
 224         /*public setValueString(String newValueStrig) throws DebugException {
 225                 fValue.setValueString getValueString();
 226         }*/
 227
 228         public boolean hasChildren() {
 229                 return (fNumChildren > 0);
 230         }
 231
 232         public boolean isArray() {
 233                 return (fValue.isArray());
 234         }
 235
 236         public String getEncoding() {
 237                 return fEncoding;
 238         }
 239
 240         public void setEncoding(String encoding) {
 241                 fEncoding = encoding;
 242         }
 243
 244         public String toString() {
 245                 return fValue.toString();
 246         }
 247
 248         public String getFullName() {
 249                 return fFullName;
 250         }
 251
 252         public int getNumChildren() {
 253                 return fNumChildren;
 254         }
 255
 256         public void setNumChildren(int numChildren) {
 257                 fNumChildren = numChildren;
 258         }
 259
 260         public void setChange(IVariable oldVariable)  throws DebugException {
 261                 XDebugAbstractValue oldValue = null;
 262                 IVariable[] newVariable = null;
 263                 IVariable[] oldVariable1 = null;
 264
 265                 try {
 266                         oldValue = (XDebugAbstractValue) oldVariable.getValue();
 267                 } catch (DebugException e) {
 268                 }
 269
 270                 try {
 271                         oldVariable1 = ((XDebugVariable)oldVariable).getValue().getVariables();
 272                         newVariable = fValue.getVariables();
 273                 } catch (DebugException e) {
 274                 }
 275
 276
 277                 if(((XDebugVariable) oldVariable).getNumChildren() > 0) {
 278                         if ( this.getNumChildren() == 0) {
 279                                 try {
 280                                         if (!fValue.getValueString().equals(((XDebugAbstractValue)oldValue).getValueString())) {
 281                                                 fValue.sethasChanged(true);
 282                                         } else {
 283                                                 fValue.sethasChanged(false);
 284                                         }
 285                                 } catch (DebugException e) {
 286                                 }
 287                         } else {
 288                                 for(int i = 0; i < newVariable.length; i++) {
 289                                         ((XDebugVariable)newVariable[i]).setChange(((XDebugVariable)oldVariable1[i]));
 290                                 }
 291                         }
 292                 } else {
 293                         if ( this.getNumChildren() == 0) {
 294                                 // controllare anche il tipo (unknow)
 295                                 //if (!fValue.getValueString().equals("uninitialized")) {
 296                                 if (!fValue.getValueString().equals(oldValue.getValueString())) {
 297                                         fValue.sethasChanged(true);
 298                                 } else {
 299                                         fValue.sethasChanged(false);
 300                                 }
 301                         } else {
 302                                 IVariable dummy = new XDebugVariable("UNKNOWN", "");
 303                                 dummy.setValue("uninitialized");
 304                                 for(int i = 0; i < newVariable.length; i++) {
 305                                         ((XDebugVariable)newVariable[i]).setChange(dummy);
 306                                 }
 307                                 fValue.sethasChanged(true);
 308                         }
 309                 }
 310         }
 311
 312 }