site/j2s/java/lang/Throwable.js

   1 // BH added check for annoying NullPointerException to show stack trace during file checking
   2
   3 c$=Clazz.decorateAsClass(function(){
   4 this.detailMessage=null;
   5 this.cause=null;
   6 this.stackTrace=null;
   7 Clazz.instantialize(this,arguments);
   8 },java.lang,"Throwable",null,java.io.Serializable);
   9 Clazz.prepareFields(c$,function(){
  10 this.cause=this;
  11 });
  12 Clazz.makeConstructor(c$,
  13 function(){
  14 if(Clazz._checkFiles && this.__CLASS_NAME__ == "java.lang.NullPointerException")
  15   System.out.println(Clazz.getStackTrace());
  16 this.fillInStackTrace();
  17 });
  18 Clazz.makeConstructor(c$,
  19 function(message){
  20 this.fillInStackTrace();
  21 this.detailMessage=message;
  22 },"~S");
  23 Clazz.makeConstructor(c$,
  24 function(message,cause){
  25 this.fillInStackTrace();
  26 this.detailMessage=message;
  27 this.cause=cause;
  28 },"~S,Throwable");
  29 Clazz.makeConstructor(c$,
  30 function(cause){
  31 this.fillInStackTrace();
  32 this.detailMessage=(cause==null?null:cause.toString());
  33 this.cause=cause;
  34 },"Throwable");
  35 Clazz.defineMethod(c$,"getMessage",
  36 function(){
  37 {
  38 if(typeof this.message!="undefined"){
  39 return this.message;
  40 }
  41 }return this.detailMessage;
  42 });
  43 Clazz.defineMethod(c$,"getLocalizedMessage",
  44 function(){
  45 return this.getMessage();
  46 });
  47 Clazz.defineMethod(c$,"getCause",
  48 function(){
  49 return(this.cause===this?null:this.cause);
  50 });
  51 Clazz.defineMethod(c$,"initCause",
  52 function(cause){
  53 if(this.cause!==this)throw new IllegalStateException("Can't overwrite cause");
  54 if(cause===this)throw new IllegalArgumentException("Self-causation not permitted");
  55 this.cause=cause;
  56 return this;
  57 },"Throwable");
  58 Clazz.overrideMethod(c$,"toString",
  59 function(){
  60 var s=this.getClass().getName();
  61 var message=this.getLocalizedMessage();
  62 return(message!=null)?(s+": "+message):s;
  63 });
  64 Clazz.defineMethod(c$,"printStackTrace",
  65 function(){
  66 System.err.println(this);
  67 for(var i=0;i<this.stackTrace.length;i++){
  68 var t=this.stackTrace[i];
  69 var x=t.methodName.indexOf("(");
  70 var n=t.methodName.substring(0,x).replace(/\s+/g,"");
  71 if(n!="construct"||t.nativeClazz==null
  72 ||Clazz.getInheritedLevel(t.nativeClazz,Throwable)<0){
  73 System.err.println(t);
  74 }
  75 }
  76 });
  77 Clazz.defineMethod(c$,"printStackTrace",
  78 function(s){
  79 this.printStackTrace();
  80 },"java.io.PrintStream");
  81 Clazz.defineMethod(c$,"printStackTrace",
  82 function(s){
  83 this.printStackTrace();
  84 },"java.io.PrintWriter");
  85 Clazz.defineMethod(c$,"fillInStackTrace",
  86 function(){
  87 this.stackTrace=new Array();
  88 var caller=arguments.callee.caller;
  89 var superCaller=null;
  90 var callerList=new Array();
  91 var index=Clazz.callingStackTraces.length-1;
  92 var noLooping=true;
  93 while(index>-1||caller!=null){
  94 var clazzName=null;
  95 var nativeClazz=null;
  96 if(!noLooping||caller==Clazz.tryToSearchAndExecute||caller==Clazz.superCall||caller==null){
  97 if(index<0){
  98 break;
  99 }
 100 noLooping=true;
 101 superCaller=Clazz.callingStackTraces[index].caller;
 102 nativeClazz=Clazz.callingStackTraces[index].owner;
 103 index--;
 104 }else{
 105 superCaller=caller;
 106 if(superCaller.claxxOwner!=null){
 107 nativeClazz=superCaller.claxxOwner;
 108 }else if(superCaller.exClazz!=null){
 109 nativeClazz=superCaller.exClazz;
 110 }
 111 }
 112 var st=new StackTraceElement(
 113 ((nativeClazz!=null&&nativeClazz.__CLASS_NAME__.length!=0)?
 114 nativeClazz.__CLASS_NAME__:"anonymous"),
 115 ((superCaller.exName==null)?"anonymous":superCaller.exName)
 116 +" ("+Clazz.getParamsType(superCaller.arguments)+")",
 117 null,-1);
 118 st.nativeClazz=nativeClazz;
 119 this.stackTrace[this.stackTrace.length]=st;
 120 for(var i=0;i<callerList.length;i++){
 121 if(callerList[i]==superCaller){
 122
 123 var st=new StackTraceElement("lost","missing",null,-3);
 124 st.nativeClazz=null;
 125 this.stackTrace[this.stackTrace.length]=st;
 126 noLooping=false;
 127
 128 }
 129 }
 130 if(superCaller!=null){
 131 callerList[callerList.length]=superCaller;
 132 }
 133 caller=superCaller.arguments.callee.caller;
 134 }
 135 Clazz.initializingException=false;
 136 return this;
 137 });
 138 Clazz.defineMethod(c$,"setStackTrace",
 139 function(stackTrace){
 140 var defensiveCopy=stackTrace.clone();
 141 for(var i=0;i<defensiveCopy.length;i++)if(defensiveCopy[i]==null)throw new NullPointerException("stackTrace["+i+"]");
 142
 143 this.stackTrace=defensiveCopy;
 144 },"~A");