66 lines
1.6 KiB
Haxe
66 lines
1.6 KiB
Haxe
package jvm;
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import java.NativeArray;
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import java.lang.reflect.Method;
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@:native("haxe.jvm.Closure")
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@:nativeGen
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@:keep
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class Closure extends ClosureDispatch {
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public var context:Dynamic;
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public var method:Method;
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var isStatic:Bool;
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var params:NativeArray<java.lang.Class<Dynamic>>;
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public function new(context:Null<Dynamic>, method:Method) {
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super();
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this.context = context;
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this.method = method;
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isStatic = method.getModifiers() & java.lang.reflect.Modifier.STATIC != 0;
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params = method.getParameterTypes();
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}
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public function bindTo(context:Dynamic) {
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return new Closure(context, method);
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}
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override public function equals(other:java.lang.Object) {
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if (!Jvm.instanceof(other, Closure)) {
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return false;
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}
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var other:Closure = cast other;
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return context == other.context && method == other.method;
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}
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public override function invokeDynamic(args:NativeArray<Dynamic>):Dynamic {
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if (isStatic && context != null) {
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var newArgs = new NativeArray(args.length + 1);
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haxe.ds.Vector.blit(cast args, 0, cast newArgs, 1, args.length);
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newArgs[0] = context;
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args = newArgs;
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}
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var args = switch (jvm.Jvm.unifyCallArguments(args, params, true)) {
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case Some(args):
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args;
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case None:
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args;
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};
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try {
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return method.invoke(context, args);
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} catch (e:java.lang.reflect.InvocationTargetException) {
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throw e.getCause();
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}
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}
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}
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@:native("haxe.jvm.ClosureDispatch")
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extern class ClosureDispatch extends Function {}
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@:native("haxe.jvm.VarArgs")
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extern class VarArgs extends Function {
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var func:Function;
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public function new(func:Function):Void;
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}
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