net.sourceforge.phpeclipse.xdebug.core/src/net/sourceforge/phpeclipse/xdebug/php/model/XDebugAbstractValue.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 net.sourceforge.phpeclipse.xdebug.core.Base64;
  10 import net.sourceforge.phpeclipse.xdebug.core.PHPDebugUtils;
  11
  12 import org.eclipse.debug.core.DebugException;
  13 import org.eclipse.debug.core.model.IValue;
  14 import org.eclipse.debug.core.model.IVariable;
  15 import org.w3c.dom.Node;
  16 import org.w3c.dom.NodeList;
  17
  18 /**
  19  * @author Axel
  20  *
  21  * TODO To change the template for this generated type comment go to
  22  * Window - Preferences - Java - Code Style - Code Templates
  23  */
  24 public abstract class XDebugAbstractValue  extends XDebugElement implements IValue {
  25
  26         public static final int VALUETYPE_UNKNOWN = -1;
  27         public static final int VALUETYPE_UNINITIALIZED = 0;
  28         public static final int VALUETYPE_STRING = 1;
  29         public static final int VALUETYPE_INT = 4;
  30         public static final int VALUETYPE_FLOAT = 5;
  31         public static final int VALUETYPE_BOOLEAN = 6;
  32         public static final int VALUETYPE_ARRAY = 8;
  33         public static final int VALUETYPE_HASH = 9;
  34         public static final int VALUETYPE_OBJECT = 10;
  35         public static final int VALUETYPE_RESOURCE = 11;
  36
  37
  38         protected XDebugVariable fVariable;
  39         private IVariable[] fVariables;
  40         protected String fValueString;
  41         protected int fType;
  42         protected String fTypeName;
  43
  44         private boolean fhasChanged;
  45
  46         public XDebugAbstractValue(XDebugVariable  variable, String typeName) {
  47                 super((XDebugTarget) variable.getDebugTarget());
  48                 fVariable = variable;
  49                 setType(typeName);
  50                 fVariables= new IVariable[0];
  51         }
  52
  53
  54         public XDebugAbstractValue(XDebugVariable  variable,Node varNode,String typeName) {
  55                 super((XDebugTarget) variable.getDebugTarget());
  56                 fVariable = variable;
  57                 if (varNode==null){
  58                         try {
  59                                 System.out.println(variable.getName()+"=null");
  60                         } catch (DebugException e) {
  61                                 // TODO Auto-generated catch block
  62                                 e.printStackTrace();
  63                         }
  64                         return;
  65                 }
  66                 setType(typeName);
  67                 NodeList property = varNode.getChildNodes();
  68                 if (variable.hasChildren()) {
  69                         renderValueString(""+property.getLength());
  70                         fVariables = new IVariable[property.getLength()];
  71                         for (int i = 0; i<property.getLength(); i++) {
  72                                 Node propertyNode = property.item(i);
  73                                 fVariables[i] = new XDebugVariable(variable.getStackFrame(), propertyNode);
  74                         }
  75                 }else {
  76 //                      fDataString="";
  77                         fVariables = new IVariable[0];
  78 //                      if (variable.getType()== XDebugVariable.VARTYPE_UNINITIALIZED)
  79 //                              fValueString="uninitialized";
  80 //                      else {
  81                         String str="";
  82                         try {
  83                                 str=varNode.getFirstChild().getNodeValue();
  84                         } catch (NullPointerException e) {
  85                                 str="";
  86                         }
  87                         if (variable.getEncoding().equals("base64")) {
  88                                 if (str.length()!=0)
  89                                         str=new String(Base64.decode(str));
  90                                 else
  91                                         str="";
  92                         }
  93                         renderValueString(str);
  94 //                      }
  95                 }
  96                 String className=PHPDebugUtils.getAttributeValue(varNode,"classname");
  97                 if(!"".equals(className))
  98                         renderValueString(className);
  99
 100         }
 101
 102         public boolean hasChanged() {
 103                 return fhasChanged;
 104         }
 105
 106         public void sethasChanged(boolean hasChanged) {
 107                 fhasChanged = hasChanged;
 108         }
 109
 110         public void setChildVariables(IVariable[] newChildVariables) {
 111                 fVariables = newChildVariables;
 112         }
 113
 114         /* (non-Javadoc)
 115          * @see org.eclipse.debug.core.model.IValue#getReferenceTypeName()
 116          */
 117         public String getReferenceTypeName() throws DebugException {
 118                 return fTypeName;
 119         }
 120
 121         /* (non-Javadoc)
 122          * @see org.eclipse.debug.core.model.IValue#getValueString()
 123          */
 124         public String getValueString() throws DebugException {
 125                 return fValueString;
 126         }
 127
 128         /* (non-Javadoc)
 129          * @see org.eclipse.debug.core.model.IValue#isAllocated()
 130          */
 131         public boolean isAllocated() throws DebugException {
 132                 return true;
 133         }
 134
 135         /* (non-Javadoc)
 136          * @see org.eclipse.debug.core.model.IValue#getVariables()
 137          */
 138         public IVariable[] getVariables() throws DebugException {
 139                 return fVariables;
 140         }
 141
 142         /* (non-Javadoc)
 143          * @see org.eclipse.debug.core.model.IValue#hasVariables()
 144          */
 145         public boolean hasVariables() throws DebugException {
 146                 return (fVariables.length > 0);
 147         }
 148
 149         public boolean isArray() {
 150                 return ((fType & VALUETYPE_ARRAY) > 0);
 151         }
 152
 153         public abstract void setType(String typeName);
 154         public abstract void renderValueString(String data);
 155
 156         public abstract boolean verifyValue(String expression);
 157
 158         public boolean setValue(String expression) {
 159                 if (!verifyValue(expression))
 160                         return false;
 161         if( fTarget == null ) {
 162             renderValueString(expression);
 163             } else {
 164                     if(fTarget.setVarValue(fVariable.getFullName(),expression)) {
 165                             renderValueString(expression);
 166                             return true;
 167                     }
 168             }
 169                 return false;
 170         }
 171
 172         public boolean setValueA(String expression) {
 173         if(! fValueString.toString().equals(expression)) {
 174                 fVariables= new IVariable[0];
 175                 fValueString = expression;
 176             fhasChanged = true;
 177         } else {
 178             fhasChanged = false;
 179         }
 180
 181         return true;
 182         }
 183
 184         public boolean setValueB(IValue value) {
 185                 try {
 186                         fTypeName = value.getReferenceTypeName();
 187                 } catch (DebugException e) {
 188                 }
 189
 190                 fhasChanged = false;
 191
 192                 switch (((XDebugAbstractValue) value). getType()) {
 193                         case VALUETYPE_UNINITIALIZED:
 194                         case VALUETYPE_STRING:
 195                         case VALUETYPE_INT:
 196                         case VALUETYPE_FLOAT:
 197                         case VALUETYPE_BOOLEAN:
 198                                 try {
 199                                         if (! fValueString.equals(value.getValueString())) {
 200                                                 fValueString = value.getValueString();
 201                                                 fhasChanged = true;
 202                                         }
 203                                 } catch (DebugException e) {
 204                                         int a = 10;
 205                                         a++;
 206                                 }
 207                                 break;
 208
 209                         case VALUETYPE_RESOURCE:
 210                                 try {
 211                                         if (! fValueString.equals(value.getValueString())) {
 212                                                 fValueString = value.getValueString();
 213                                                 fhasChanged = true;
 214                                         }
 215                                 } catch (DebugException e) {
 216                                         int a = 10;
 217                                         a++;
 218                                 }
 219                                 break;
 220
 221                         case VALUETYPE_HASH:
 222                                 int a = 20;
 223                                 a = a +2;
 224                                 break;
 225
 226                         case VALUETYPE_OBJECT:
 227                         case VALUETYPE_ARRAY:
 228                                 try {
 229                                         IVariable[] newVariable = value.getVariables();
 230
 231                                         if (fVariables.length == 0) {
 232                                                 if (newVariable.length > 0) {
 233                                                         fValueString = value.getValueString();
 234                                                         fVariables = newVariable;
 235                                                         fhasChanged = true;
 236                                                 }
 237                                         } else {
 238                                                 for(int i = 0; i < fVariables.length; i++) {
 239                                                         // da capire quando e perche'
 240                                                         try {
 241                                                                 if (! ((XDebugVariable)fVariables[i]).equals(((XDebugVariable)newVariable[i]))) {
 242                                                                         //fVariables[i].setValue(newVariable[i].getValue());
 243                                                                         fhasChanged = true;
 244                                                                 }
 245                                                         } catch (Exception e) {
 246                                                                 int b = 1;
 247                                                         }
 248                                                 }
 249                                                 if (fhasChanged) {
 250                                                         fValueString = value.getValueString();
 251                                                         for(int i = 0; i < fVariables.length; i++) {
 252                                                                 try {
 253                                                                         fVariables[i].setValue(newVariable[i].getValue());
 254                                                                 } catch (Exception e) {
 255                                                                         int b = 1;
 256                                                                 }
 257                                                         }
 258                                                 }
 259                                         }
 260                                 } catch (DebugException e) {
 261                                         int b = 10;
 262                                         b++;
 263                                 }
 264
 265                                 break;
 266                 }
 267
 268         return true;
 269         }
 270
 271         public boolean setValueBOld(IValue value) {
 272                 fhasChanged = false;
 273
 274                 switch (((XDebugAbstractValue) value). getType()) {
 275                         case VALUETYPE_UNINITIALIZED:
 276                         case VALUETYPE_STRING:
 277                         case VALUETYPE_INT:
 278                         case VALUETYPE_FLOAT:
 279                         case VALUETYPE_BOOLEAN:
 280                                 try {
 281                                         if (! fValueString.equals(value.getValueString())) {
 282                                                 fValueString = value.getValueString();
 283                                                 fhasChanged = true;
 284                                         }
 285                                 } catch (DebugException e) {
 286                                 }
 287                                 break;
 288
 289                         case VALUETYPE_HASH:
 290                                 int a = 20;
 291                                 a = a +2;
 292                                 break;
 293
 294                         case VALUETYPE_OBJECT:
 295                         case VALUETYPE_ARRAY:
 296                                 try {
 297                                         IVariable[] newVariable = value.getVariables();
 298
 299                                         if (fVariables.length == 0) {
 300                                                 if (newVariable.length > 0) {
 301                                                         fValueString = value.getValueString();
 302                                                         fVariables = newVariable;
 303                                                         fhasChanged = true;
 304                                                 }
 305                                         } else {
 306                                                 for(int i = 0; i < fVariables.length; i++) {
 307                                                         if (! ((XDebugVariable)fVariables[i]).equals(((XDebugVariable)newVariable[i]))) {
 308                                                                 //fVariables[i].setValue(newVariable[i].getValue());
 309                                                                 fhasChanged = true;
 310                                                         }
 311                                                 }
 312                                                 if (fhasChanged) {
 313                                                         fValueString = value.getValueString();
 314                                                         for(int i = 0; i < fVariables.length; i++) {
 315                                                                 fVariables[i].setValue(newVariable[i].getValue());
 316                                                         }
 317                                                 }
 318                                         }
 319                                 } catch (DebugException e) {
 320                                 }
 321
 322                                 break;
 323                 }
 324
 325         return true;
 326         }
 327
 328         public int getType() {
 329                 return fType;
 330         }
 331
 332         public boolean supportsValueModification() {
 333                 return false;
 334         }
 335 }