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 abstract void setType(String typeName);
 150         public abstract void renderValueString(String data);
 151
 152         public abstract boolean verifyValue(String expression);
 153
 154         public boolean setValue(String expression) {
 155                 if (!verifyValue(expression))
 156                         return false;
 157         if( getDebugTarget() == null ) {
 158             renderValueString(expression);
 159             } else {
 160                     if(((XDebugTarget) getDebugTarget()).setVarValue(fVariable.getFullName(),expression)) {
 161                             renderValueString(expression);
 162                             return true;
 163                     }
 164             }
 165                 return false;
 166         }
 167
 168         public boolean setValueA(String expression) {
 169         if(! fValueString.toString().equals(expression)) {
 170                 fVariables= new IVariable[0];
 171                 fValueString = expression;
 172             fhasChanged = true;
 173         } else {
 174             fhasChanged = false;
 175         }
 176
 177         return true;
 178         }
 179
 180         public boolean setValueB(IValue value) {
 181                 try {
 182                         fTypeName = value.getReferenceTypeName();
 183                 } catch (DebugException e) {
 184                 }
 185
 186                 fhasChanged = false;
 187
 188                 switch (((XDebugAbstractValue) value). getType()) {
 189                         case VALUETYPE_UNINITIALIZED:
 190                         case VALUETYPE_STRING:
 191                         case VALUETYPE_INT:
 192                         case VALUETYPE_FLOAT:
 193                         case VALUETYPE_BOOLEAN:
 194                                 try {
 195                                         if (! fValueString.equals(value.getValueString())) {
 196                                                 fValueString = value.getValueString();
 197                                                 fhasChanged = true;
 198                                         }
 199                                 } catch (DebugException e) {
 200                                         int a = 10;
 201                                         a++;
 202                                 }
 203                                 break;
 204
 205                         case VALUETYPE_RESOURCE:
 206                                 try {
 207                                         if (! fValueString.equals(value.getValueString())) {
 208                                                 fValueString = value.getValueString();
 209                                                 fhasChanged = true;
 210                                         }
 211                                 } catch (DebugException e) {
 212                                         int a = 10;
 213                                         a++;
 214                                 }
 215                                 break;
 216
 217                         case VALUETYPE_HASH:
 218                                 int a = 20;
 219                                 a = a +2;
 220                                 break;
 221
 222                         case VALUETYPE_OBJECT:
 223                         case VALUETYPE_ARRAY:
 224                                 try {
 225                                         IVariable[] newVariable = value.getVariables();
 226
 227                                         if (fVariables.length == 0) {
 228                                                 if (newVariable.length > 0) {
 229                                                         fValueString = value.getValueString();
 230                                                         fVariables = newVariable;
 231                                                         fhasChanged = true;
 232                                                 }
 233                                         } else {
 234                                                 for(int i = 0; i < fVariables.length; i++) {
 235                                                         // da capire quando e perche'
 236                                                         try {
 237                                                                 if (! ((XDebugVariable)fVariables[i]).equals(((XDebugVariable)newVariable[i]))) {
 238                                                                         //fVariables[i].setValue(newVariable[i].getValue());
 239                                                                         fhasChanged = true;
 240                                                                 }
 241                                                         } catch (Exception e) {
 242                                                                 //int b = 1;
 243                                                         }
 244                                                 }
 245                                                 if (fhasChanged) {
 246                                                         fValueString = value.getValueString();
 247                                                         for(int i = 0; i < fVariables.length; i++) {
 248                                                                 try {
 249                                                                         fVariables[i].setValue(newVariable[i].getValue());
 250                                                                 } catch (Exception e) {
 251                                                                         //int b = 1;
 252                                                                 }
 253                                                         }
 254                                                 }
 255                                         }
 256                                 } catch (DebugException e) {
 257                                         int b = 10;
 258                                         b++;
 259                                 }
 260
 261                                 break;
 262                 }
 263
 264         return true;
 265         }
 266
 267         public boolean setValueBOld(IValue value) {
 268                 fhasChanged = false;
 269
 270                 switch (((XDebugAbstractValue) value). getType()) {
 271                         case VALUETYPE_UNINITIALIZED:
 272                         case VALUETYPE_STRING:
 273                         case VALUETYPE_INT:
 274                         case VALUETYPE_FLOAT:
 275                         case VALUETYPE_BOOLEAN:
 276                                 try {
 277                                         if (! fValueString.equals(value.getValueString())) {
 278                                                 fValueString = value.getValueString();
 279                                                 fhasChanged = true;
 280                                         }
 281                                 } catch (DebugException e) {
 282                                 }
 283                                 break;
 284
 285                         case VALUETYPE_HASH:
 286                                 int a = 20;
 287                                 a = a +2;
 288                                 break;
 289
 290                         case VALUETYPE_OBJECT:
 291                         case VALUETYPE_ARRAY:
 292                                 try {
 293                                         IVariable[] newVariable = value.getVariables();
 294
 295                                         if (fVariables.length == 0) {
 296                                                 if (newVariable.length > 0) {
 297                                                         fValueString = value.getValueString();
 298                                                         fVariables = newVariable;
 299                                                         fhasChanged = true;
 300                                                 }
 301                                         } else {
 302                                                 for(int i = 0; i < fVariables.length; i++) {
 303                                                         if (! ((XDebugVariable)fVariables[i]).equals(((XDebugVariable)newVariable[i]))) {
 304                                                                 //fVariables[i].setValue(newVariable[i].getValue());
 305                                                                 fhasChanged = true;
 306                                                         }
 307                                                 }
 308                                                 if (fhasChanged) {
 309                                                         fValueString = value.getValueString();
 310                                                         for(int i = 0; i < fVariables.length; i++) {
 311                                                                 fVariables[i].setValue(newVariable[i].getValue());
 312                                                         }
 313                                                 }
 314                                         }
 315                                 } catch (DebugException e) {
 316                                 }
 317
 318                                 break;
 319                 }
 320
 321         return true;
 322         }
 323
 324         public int getType() {
 325                 return fType;
 326         }
 327
 328         public boolean supportsValueModification() {
 329                 return false;
 330         }
 331 }