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   1 /**********************************************************************
   2 Copyright (c) 2000, 2002 IBM Corp. and others.
   3 All rights reserved. This program and the accompanying materials
   4 are made available under the terms of the Common Public License v1.0
   5 which accompanies this distribution, and is available at
   6 http://www.eclipse.org/legal/cpl-v10.html
   7
   8 Contributors:
   9     IBM Corporation - Initial implementation
  10     Vicente Fernando - www.alfersoft.com.ar
  11     Christian Perkonig - cperkonig@gmx.at
  12 **********************************************************************/
  13 package net.sourceforge.phpdt.internal.debug.core.model;
  14
  15 import java.util.Vector;
  16
  17 import org.eclipse.core.runtime.Platform;
  18 import org.eclipse.debug.core.DebugException;
  19 import org.eclipse.debug.core.ILaunch;
  20 import org.eclipse.debug.core.model.IDebugTarget;
  21 import org.eclipse.debug.core.model.IValue;
  22 import org.eclipse.debug.core.model.IVariable;
  23
  24 public class PHPVariable implements IVariable {
  25
  26
  27         private PHPValue fValue;
  28         private String fName;
  29         private PHPStackFrame fStackFrame;
  30         private PHPVariable fParent;
  31         private String fLongName;
  32
  33         PHPVariable(){
  34                 this(null,"",null,"",PHPValue.PEVT_UNKNOWN,null);
  35         }
  36
  37         PHPVariable(PHPStackFrame frame,String name, PHPVariable parent,String value,int valueType,Vector subitems)
  38         {
  39                 this.fStackFrame=frame;
  40                 this.fValue=new PHPValue(frame,value,valueType,subitems);
  41                 this.fParent=parent;
  42                 setName(name);
  43         }
  44
  45         private void setName(String name) {
  46                 if ((fParent==null) || (fParent.getName()=="")) {
  47                         fLongName=name;
  48                         fName=name;
  49                         return;
  50                 }
  51                 switch (fParent.getReferenceType()) {
  52                 case PHPValue.PEVT_ARRAY :
  53                         fName="['"+name+"']";
  54                         fLongName=fParent.getLongName()+fName;
  55                         break;
  56                 case PHPValue.PEVT_OBJECT :
  57                         fName=name;
  58                         fLongName=fParent.getLongName()+"."+fName;
  59                         break;
  60                 default :
  61                         fName=name;
  62                         fLongName=name;
  63                         break;
  64                 }
  65         }
  66         /**
  67          * @see org.eclipse.debug.core.model.IVariable#getValue()
  68          */
  69         public IValue getValue() {
  70                 return fValue;
  71         }
  72
  73         /**
  74          * @see org.eclipse.debug.core.model.IVariable#getfName()
  75          */
  76         public String getName()  {
  77                 return fName;
  78         }
  79
  80         public PHPVariable getParent()
  81         {
  82                 return fParent;
  83         }
  84
  85         public void setParent(PHPVariable parent)
  86         {
  87                 this.fParent=parent;
  88                 fLongName=parent.getLongName()+fName;
  89         }
  90
  91         public String getLongName() {
  92                 return fLongName;
  93         }
  94
  95         /**
  96          * @see org.eclipse.debug.core.model.IVariable#getReferenceTypefName()
  97          */
  98         public String getReferenceTypeName() {
  99                 return fValue.getReferenceTypeName();
 100         }
 101
 102         public int getReferenceType() {
 103                 return fValue.getReferenceType();
 104         }
 105
 106         public int setReferenceType(int type) {
 107                 return ((PHPValue) getValue()).setReferenceType(type);
 108         }
 109
 110         /**
 111          * @see org.eclipse.debug.core.model.IVariable#hasValueChanged()
 112          */
 113         public boolean hasValueChanged() throws DebugException {
 114                 // TODO Auto-generated method stub
 115                 return false;
 116         }
 117
 118            /**
 119      * @see org.eclipse.debug.core.model.IDebugElement#getModelIdentifier()
 120      */
 121     public String getModelIdentifier() {
 122         return getDebugTarget().getModelIdentifier();
 123     }
 124
 125     /**
 126      * @see org.eclipse.debug.core.model.IDebugElement#getDebugTarget()
 127      */
 128     public IDebugTarget getDebugTarget() {
 129         return fStackFrame.getDebugTarget();
 130     }
 131
 132     /**
 133      * @see org.eclipse.debug.core.model.IDebugElement#getLaunch()
 134      */
 135     public ILaunch getLaunch() {
 136         return getDebugTarget().getLaunch();
 137     }
 138
 139
 140         /**
 141          * @see org.eclipse.debug.core.model.IValueModification#setValue(java.lang.String)
 142          */
 143         public void setValue(String expression) throws DebugException {
 144                 String evalString;
 145                 if(fValue.getReferenceType()==PHPValue.PEVT_STRING)
 146                         evalString=fLongName+"=\""+expression+"\"";
 147                 else
 148                         evalString=fLongName+"="+expression;
 149                 PHPVariable[] vars=fStackFrame.getPHPDBGProxy().eval(fStackFrame,evalString);
 150                 setValue(vars[0].fValue);
 151         }
 152
 153         /**
 154          * @see org.eclipse.debug.core.model.IValueModification#setValue(org.eclipse.debug.core.model.IValue)
 155          */
 156         public void setValue(IValue value) throws DebugException {
 157                 // TODO Auto-generated method stub
 158                 this.fValue=(PHPValue)value;
 159         }
 160
 161         /**
 162          * @see org.eclipse.debug.core.model.IValueModification#supportsValueModification()
 163          */
 164         public boolean supportsValueModification() {
 165                 return true;
 166         }
 167
 168         /**
 169          * @see org.eclipse.debug.core.model.IValueModification#verifyValue(java.lang.String)
 170          */
 171         public boolean verifyValue(String expression) throws DebugException {
 172                 // TODO Auto-generated method stub
 173                 return true;
 174         }
 175
 176         /**
 177          * @see org.eclipse.debug.core.model.IValueModification#verifyValue(org.eclipse.debug.core.model.IValue)
 178          */
 179         public boolean verifyValue(IValue value) throws DebugException {
 180                 // TODO Auto-generated method stub
 181                 return false;
 182         }
 183
 184     /**
 185      * @see org.eclipse.core.runtime.IAdaptable#getAdapter(Class)
 186      */
 187     public Object getAdapter(Class adapter) {
 188         return Platform.getAdapterManager().getAdapter(this, adapter);
 189     }
 190
 191     public String toString() {
 192         int type=-1;
 193         String str="";
 194
 195         switch (getReferenceType())
 196                 {
 197                 case PHPValue.PEVT_ARRAY :
 198                         int elements=fValue.getVariables().length;
 199                         switch (elements) {
 200                         case 0:
 201                                         str= this.getName() + " [no elements]";
 202                                         break;
 203                                 case 1:
 204                                         str= this.getName() + " [1 element]";
 205                                         break;
 206                                 default:
 207                                         str= this.getName() + " [" + elements + " elements]";
 208                                         break;
 209                         }
 210                         break;
 211                 case PHPValue.PEVT_OBJECT :
 212                         str =this.getName() + " [class: " + fValue.getValueString() + "]";
 213                         break;
 214                 case PHPValue.PEVT_STRING :
 215                         str =this.getName() + " = \"" + fValue.getValueString() +"\"" ;
 216                                 break;
 217                 case PHPValue.PEVT_SOFTREF :
 218                 default :
 219                         str =this.getName() + " = " + fValue.getValueString();
 220                         break;
 221                 }
 222
 223                 return str;
 224
 225     }
 226 }