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More JNI functions

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This commit is contained in:
Artur Ventura 2011-11-16 23:48:47 +00:00
parent fe48706b77
commit 7dbc651a51
2 changed files with 21 additions and 0 deletions
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6
src/internalJNI.jsh
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@ -24,5 +24,11 @@
'java.lang.Class' : { 'java.lang.Class' : {
'method registerNatives()V' : java_lang_Object_registerNatives, 'method registerNatives()V' : java_lang_Object_registerNatives,
'method getPrimitiveClass(Ljava/lang/String;)Ljava/lang/Class;' : java_lang_Class_getPrimitiveClass 'method getPrimitiveClass(Ljava/lang/String;)Ljava/lang/Class;' : java_lang_Class_getPrimitiveClass
},
'java.lang.Float' : {
'method floatToRawIntBits(F)I' : java_lang_Float_floatToRawIntBits
},
'java.lang.Double' : {
'method doubleToRawLongBits(D)J' : java_lang_Double_doubleToRawLongBits
} }
} }

15
src/javaNativeInterface.js
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@ -35,3 +35,18 @@ function java_lang_System_currentTimeMillis(){
function java_lang_Class_getPrimitiveClass (type) { function java_lang_Class_getPrimitiveClass (type) {
return this.jvm['primitive_' + javaString2JS(type)]; return this.jvm['primitive_' + javaString2JS(type)];
} }
//java.lang.Float floatToRawIntBits(F)I
function java_lang_Float_floatToRawIntBits(f){
var x = new ArrayBuffer(32);
new Float32Array(x,0)[0] = f;
return new Int32Array(x,0)[0];
}
//java.lang.Double doubleToRawLongBits(D)J
function java_lang_Double_doubleToRawLongBits(d){
var x = new ArrayBuffer(32);
new Float64Array(x,0)[0] = d;
var y = new Int32Array(x,0);
return new math.Long(y[0],y[1]);
}