зеркало из https://github.com/mozilla/pluotsorbet.git
581 строка
19 KiB
JavaScript
581 строка
19 KiB
JavaScript
/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim: set shiftwidth=4 tabstop=4 autoindent cindent expandtab: */
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'Use strict';
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var Native = {};
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Native.invoke = function(ctx, methodInfo) {
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if (!methodInfo.native) {
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var key = methodInfo.classInfo.className + "." + methodInfo.name + "." + methodInfo.signature;
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methodInfo.native = Native[key];
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if (!methodInfo.native) {
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console.log("Missing native: " + key);
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ctx.raiseException("java/lang/RuntimeException", key + " not found");
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}
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}
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methodInfo.native.call(null, ctx, ctx.current().stack);
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}
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Native["java/lang/System.arraycopy.(Ljava/lang/Object;ILjava/lang/Object;II)V"] = function(ctx, stack) {
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var length = stack.pop(), dstOffset = stack.pop(), dst = stack.pop(), srcOffset = stack.pop(), src = stack.pop();
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if (!src || !dst)
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ctx.raiseException("java/lang/NullPointerException", "Cannot copy to/from a null array.");
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var srcClass = src.class;
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var dstClass = dst.class;
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if (!srcClass.isArrayClass || !dstClass.isArrayClass)
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ctx.raiseException("java/lang/ArrayStoreException", "Can only copy to/from array types.");
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if (srcOffset < 0 || (srcOffset+length) > src.length || dstOffset < 0 || (dstOffset+length) > dst.length || length < 0)
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ctx.raiseException("java/lang/ArrayIndexOutOfBoundsException", "Invalid index.");
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if ((!!srcClass.elementClass != !!dstClass.elementClass) ||
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(!srcClass.elementClass && srcClass != dstClass)) {
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ctx.raiseException("java/lang/ArrayStoreException", "Incompatible component types.");
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}
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if (dstClass.elementClass) {
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if (srcClass != dstClass && !srcClass.elementClass.isAssignableTo(dstClass.elementClass)) {
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function copy(to, from) {
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var obj = src[from];
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if (obj && !obj.class.isAssignableTo(dstClass.elementClass))
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ctx.raiseException("java/lang/ArrayStoreException", "Incompatible component types.");
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dst[to] = obj;
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}
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if (dst !== src || dstOffset < srcOffset) {
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for (var n = 0; n < length; ++n)
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copy(dstOffset++, srcOffset++);
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} else {
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dstOffset += length;
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srcOffset += length;
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for (var n = 0; n < length; ++n)
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copy(--dstOffset, --srcOffset);
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}
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return;
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}
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}
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if (dst !== src || dstOffset < srcOffset) {
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for (var n = 0; n < length; ++n)
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dst[dstOffset++] = src[srcOffset++];
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} else {
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dstOffset += length;
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srcOffset += length;
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for (var n = 0; n < length; ++n)
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dst[--dstOffset] = src[--srcOffset];
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}
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}
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Native["java/lang/System.getProperty0.(Ljava/lang/String;)Ljava/lang/String;"] = function(ctx, stack) {
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var key = stack.pop();
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var value;
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switch (util.fromJavaString(key)) {
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case "microedition.encoding":
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value = "UTF-8";
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break;
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case "microedition.locale":
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value = navigator.language;
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break;
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case "microedition.platform":
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value = "NOKIA503/JAVA_RUNTIME_VERSION=NOKIA_ASHA_1_2";
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break;
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case "microedition.profiles":
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value = "MIDP-2.0"
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break;
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case "fileconn.dir.memorycard":
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value = "fcfile:///";
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break;
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case "fileconn.dir.private":
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value = "fcfile:///";
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break;
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case "file.separator":
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value = "/";
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break;
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case "com.sun.cldc.util.j2me.TimeZoneImpl.timezone":
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value = "GMT";
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break;
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case "com.nokia.keyboard.type":
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value = "FullKeyboard";
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break;
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case "javax.microedition.io.Connector.protocolpath":
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value = "com.sun.cldc.io";
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break;
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case "javax.microedition.io.Connector.protocolpath.fallback":
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value = "com.sun.midp.io";
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break;
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default:
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console.log("UNKNOWN PROPERTY (java/lang/System): " + util.fromJavaString(key));
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value = null;
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break;
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}
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stack.push(value ? ctx.newString(value) : null);
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}
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Native["java/lang/System.currentTimeMillis.()J"] = function(ctx, stack) {
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stack.push2(Long.fromNumber(Date.now()));
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}
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Native["com/sun/cldchi/jvm/JVM.unchecked_char_arraycopy.([CI[CII)V"] =
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Native["com/sun/cldchi/jvm/JVM.unchecked_int_arraycopy.([II[III)V"] =
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Native["com/sun/cldchi/jvm/JVM.unchecked_obj_arraycopy.([Ljava/lang/Object;I[Ljava/lang/Object;II)V"] = function(ctx, stack) {
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var length = stack.pop(), dstOffset = stack.pop(), dst = stack.pop(), srcOffset = stack.pop(), src = stack.pop();
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if (dst !== src || dstOffset < srcOffset) {
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for (var n = 0; n < length; ++n)
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dst[dstOffset++] = src[srcOffset++];
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} else {
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dstOffset += length;
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srcOffset += length;
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for (var n = 0; n < length; ++n)
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dst[--dstOffset] = src[--srcOffset];
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}
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}
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Native["com/sun/cldchi/jvm/JVM.monotonicTimeMillis.()J"] = (function() {
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var start = Date.now();
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return function(ctx, stack) {
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stack.push2(Long.fromNumber(Date.now() - start));
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};
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})();
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Native["java/lang/Object.getClass.()Ljava/lang/Class;"] = function(ctx, stack) {
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stack.push(stack.pop().class.getClassObject(ctx));
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}
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Native["java/lang/Object.hashCode.()I"] = function(ctx, stack) {
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var obj = stack.pop();
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var hashCode = obj.hashCode;
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while (!hashCode)
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hashCode = obj.hashCode = util.id();
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stack.push(hashCode);
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}
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Native["java/lang/Object.wait.(J)V"] = function(ctx, stack) {
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var timeout = stack.pop2(), obj = stack.pop();
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ctx.wait(obj, timeout.toNumber());
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}
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Native["java/lang/Object.notify.()V"] = function(ctx, stack) {
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var obj = stack.pop();
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ctx.notify(obj);
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}
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Native["java/lang/Object.notifyAll.()V"] = function(ctx, stack) {
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var obj = stack.pop();
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ctx.notify(obj, true);
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}
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Native["java/lang/Class.invoke_clinit.()V"] = function(ctx, stack) {
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var classObject = stack.pop();
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var classInfo = classObject.vmClass;
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var className = classInfo.className;
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var runtime = ctx.runtime;
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if (runtime.initialized[className] || runtime.pending[className])
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return;
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runtime.pending[className] = true;
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if (className === "com/sun/cldc/isolate/Isolate") {
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// The very first isolate is granted access to the isolate API.
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ctx.runtime.setStatic(CLASSES.getField(classInfo, "_API_access_ok", "I", true), 1);
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}
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var clinit = CLASSES.getMethod(classInfo, "<clinit>", "()V", true);
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if (clinit)
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ctx.pushFrame(clinit, 0);
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if (classInfo.superClass)
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ctx.pushClassInitFrame(classInfo.superClass);
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throw VM.Yield;
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}
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Native["java/lang/Class.init9.()V"] = function(ctx, stack) {
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var classObject = stack.pop();
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var classInfo = classObject.vmClass;
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var className = classInfo.className;
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var runtime = ctx.runtime;
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if (runtime.initialized[className])
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return;
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runtime.pending[className] = false;
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runtime.initialized[className] = true;
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}
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Native["java/lang/Class.getName.()Ljava/lang/String;"] = function(ctx, stack) {
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stack.push(ctx.newString(stack.pop().vmClass.className.replace(/\//g, ".")));
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}
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Native["java/lang/Class.forName.(Ljava/lang/String;)Ljava/lang/Class;"] = function(ctx, stack) {
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var name = stack.pop();
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try {
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if (!name)
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throw new Classes.ClassNotFoundException();
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var className = util.fromJavaString(name).replace(/\./g, "/");
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var classInfo = null;
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classInfo = CLASSES.getClass(className);
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} catch (e) {
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if (e instanceof (Classes.ClassNotFoundException))
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ctx.raiseException("java/lang/ClassNotFoundException", "'" + className + "' not found.");
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throw e;
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}
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stack.push(classInfo.getClassObject(ctx));
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}
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Native["java/lang/Class.newInstance.()Ljava/lang/Object;"] = function(ctx, stack) {
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var classObject = stack.pop();
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var className = classObject.vmClass.className;
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var syntheticMethod = {
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classInfo: {
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constant_pool: [
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null,
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{ tag: TAGS.CONSTANT_Class, name_index: 2 },
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{ bytes: className },
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{ tag: TAGS.CONSTANT_Methodref, class_index: 1, name_and_type_index: 4 },
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{ name_index: 5, signature_index: 6 },
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{ bytes: "<init>" },
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{ bytes: "()V" },
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]
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},
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code: [
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0xbb, 0x00, 0x01, // new <idx=1>
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0x59, // dup
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0xb7, 0x00, 0x03, // invokespecial <idx=3>
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0xb0 // areturn
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],
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};
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ctx.pushFrame(syntheticMethod, 0);
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throw VM.Yield;
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};
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Native["java/lang/Class.isInterface.()Z"] = function(ctx, stack) {
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var classObject = stack.pop();
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var classInfo = classObject.vmClass;
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stack.push(ACCESS_FLAGS.isInterface(classInfo.access_flags) ? 1 : 0);
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}
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Native["java/lang/Class.isArray.()Z"] = function(ctx, stack) {
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var classObject = stack.pop();
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var classInfo = classObject.vmClass;
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stack.push(classInfo.isArrayClass ? 1 : 0);
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}
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Native["java/lang/Class.isAssignableFrom.(Ljava/lang/Class;)Z"] = function(ctx, stack) {
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var fromClass = stack.pop(), classObject = stack.pop();
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if (!fromClass)
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ctx.raiseException("java/lang/NullPointerException");
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stack.push(fromClass.vmClass.isAssignableTo(classObject.vmClass) ? 1 : 0);
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}
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Native["java/lang/Class.isInstance.(Ljava/lang/Object;)Z"] = function(ctx, stack) {
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var obj = stack.pop(), classObject = stack.pop();
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stack.push((obj && obj.class.isAssignableTo(classObject.vmClass)) ? 1 : 0);
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}
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Native["java/lang/Float.floatToIntBits.(F)I"] = (function() {
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var fa = new Float32Array(1);
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var ia = new Int32Array(fa.buffer);
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return function(ctx, stack) {
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fa[0] = stack.pop();
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stack.push(ia[0]);
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}
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})();
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Native["java/lang/Double.doubleToLongBits.(D)J"] = (function() {
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var da = new Float64Array(1);
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var ia = new Int32Array(da.buffer);
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return function(ctx, stack) {
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da[0] = stack.pop2();
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stack.push2(Long.fromBits(ia[0], ia[1]));
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}
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})();
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Native["java/lang/Float.intBitsToFloat.(I)F"] = (function() {
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var fa = new Float32Array(1);
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var ia = new Int32Array(fa.buffer);
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return function(ctx, stack) {
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ia[0] = stack.pop();
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stack.push(fa[0]);
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}
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})();
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Native["java/lang/Double.longBitsToDouble.(J)D"] = (function() {
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var da = new Float64Array(1);
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var ia = new Int32Array(da.buffer);
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return function(ctx, stack) {
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var l = stack.pop2();
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ia[0] = l.low_;
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ia[1] = l.high_;
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stack.push2(da[0]);
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}
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})();
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Native["java/lang/Throwable.fillInStackTrace.()V"] = (function(ctx, stack) {
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var throwable = stack.pop();
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throwable.stackTrace = [];
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ctx.frames.forEach(function(frame) {
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if (!frame.methodInfo)
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return;
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var methodInfo = frame.methodInfo;
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var methodName = methodInfo.name;
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if (!methodName)
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return;
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var classInfo = methodInfo.classInfo;
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var className = classInfo.className;
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throwable.stackTrace.unshift({ className: className, methodName: methodName, offset: frame.ip });
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});
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});
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Native["java/lang/Throwable.obtainBackTrace.()Ljava/lang/Object;"] = (function(ctx, stack) {
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var obj = stack.pop();
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var result = null;
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if (obj.stackTrace) {
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var depth = obj.stackTrace.length;
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var classNames = ctx.newArray("[Ljava/lang/Object;", depth);
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var methodNames = ctx.newArray("[Ljava/lang/Object;", depth);
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var offsets = ctx.newPrimitiveArray("I", depth);
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obj.stackTrace.forEach(function(e, n) {
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classNames[n] = ctx.newString(e.className);
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methodNames[n] = ctx.newString(e.methodName);
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offsets[n] = e.offset;
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});
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result = ctx.newArray("[Ljava/lang/Object;", 3);
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result[0] = classNames;
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result[1] = methodNames;
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result[2] = offsets;
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}
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stack.push(result);
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});
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Native["java/lang/Runtime.freeMemory.()J"] = function(ctx, stack) {
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var runtime = stack.pop();
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stack.push2(Long.fromInt(0x800000));
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}
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Native["java/lang/Runtime.totalMemory.()J"] = function(ctx, stack) {
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var runtime = stack.pop();
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stack.push2(Long.fromInt(0x1000000));
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}
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Native["java/lang/Runtime.gc.()V"] = function(ctx, stack) {
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var runtime = stack.pop();
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}
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Native["java/lang/Math.floor.(D)D"] = function(ctx, stack) {
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stack.push2(Math.floor(stack.pop2()));
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}
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Native["java/lang/Math.asin.(D)D"] = function(ctx, stack) {
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stack.push2(Math.asin(stack.pop2()));
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}
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Native["java/lang/Math.acos.(D)D"] = function(ctx, stack) {
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stack.push2(Math.acos(stack.pop2()));
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}
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Native["java/lang/Math.atan.(D)D"] = function(ctx, stack) {
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stack.push2(Math.atan(stack.pop2()));
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}
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Native["java/lang/Math.atan2.(DD)D"] = function(ctx, stack) {
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var y = stack.pop2(), x = stack.pop2();
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stack.push2(Math.atan2(x, y));
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}
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Native["java/lang/Math.sin.(D)D"] = function(ctx, stack) {
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stack.push2(Math.sin(stack.pop2()));
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}
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Native["java/lang/Math.cos.(D)D"] = function(ctx, stack) {
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stack.push2(Math.cos(stack.pop2()));
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}
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Native["java/lang/Math.tan.(D)D"] = function(ctx, stack) {
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stack.push2(Math.tan(stack.pop2()));
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}
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Native["java/lang/Math.sqrt.(D)D"] = function(ctx, stack) {
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stack.push2(Math.sqrt(stack.pop2()));
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}
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Native["java/lang/Math.ceil.(D)D"] = function(ctx, stack) {
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stack.push2(Math.ceil(stack.pop2()));
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}
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Native["java/lang/Math.floor.(D)D"] = function(ctx, stack) {
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stack.push2(Math.floor(stack.pop2()));
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}
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Native["java/lang/Thread.currentThread.()Ljava/lang/Thread;"] = function(ctx, stack) {
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stack.push(ctx.thread);
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}
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Native["java/lang/Thread.setPriority0.(II)V"] = function(ctx, stack) {
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var newPriority = stack.pop(), oldPriority = stack.pop(), thread = stack.pop();
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}
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Native["java/lang/Thread.start0.()V"] = function(ctx, stack) {
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var thread = stack.pop();
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// The main thread starts during bootstrap and don't allow calling start()
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// on already running threads.
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if (thread === ctx.runtime.mainThread || thread.alive)
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ctx.raiseException("java/lang/IllegalThreadStateException");
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thread.alive = true;
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thread.pid = util.id();
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var run = CLASSES.getMethod(thread.class, "run", "()V", false, true);
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// Create a context for the thread and start it.
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var ctx = new Context(ctx.runtime);
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ctx.thread = thread;
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var caller = new Frame();
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ctx.frames.push(caller);
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caller.stack.push(thread);
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var syntheticMethod = {
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classInfo: {
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constant_pool: [
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null,
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{ tag: TAGS.CONSTANT_Methodref, class_index: 2, name_and_type_index: 4 },
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{ tag: TAGS.CONSTANT_Class, name_index: 3 },
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{ bytes: "java/lang/Thread" },
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{ tag: TAGS.CONSTANT_Methodref, name_index: 5, signature_index: 6 },
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{ bytes: "run" },
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{ bytes: "()V" },
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{ tag: TAGS.CONSTANT_Methodref, class_index: 2, name_and_type_index: 8 },
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{ name_index: 9, signature_index: 10 },
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{ bytes: "internalExit" },
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{ bytes: "()V" },
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],
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},
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code: [
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0x2a, // aload_0
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0x59, // dup
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0xb6, 0x00, 0x01, // invokespecial <idx=1>
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0xb7, 0x00, 0x07, // invokespecial <idx=7>
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0xb1, // return
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],
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exception_table: [],
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};
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ctx.pushFrame(syntheticMethod, 1);
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ctx.start(caller);
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}
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Native["java/lang/Thread.internalExit.()V"] = function(ctx, stack) {
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stack.pop().alive = false;
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}
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Native["java/lang/Thread.isAlive.()Z"] = function(ctx, stack) {
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stack.push(stack.pop().alive ? 1 : 0);
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}
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Native["java/lang/Thread.sleep.(J)V"] = function(ctx, stack) {
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var delay = stack.pop2().toNumber();
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window.setTimeout(function() {
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ctx.resume();
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}, delay);
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throw VM.Pause;
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}
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|
|
Native["java/lang/Thread.yield.()V"] = function(ctx, stack) {
|
|
throw VM.Yield;
|
|
}
|
|
|
|
Native["java/lang/Thread.activeCount.()I"] = function(ctx, stack) {
|
|
stack.push(ctx.runtime.threadCount);
|
|
}
|
|
|
|
Native["com/sun/cldchi/io/ConsoleOutputStream.write.(I)V"] = (function() {
|
|
var s = "";
|
|
return function(ctx, stack) {
|
|
var ch = stack.pop(), obj = stack.pop();
|
|
if (ch === 10) {
|
|
document.getElementById("output").textContent += s + "\n";
|
|
s = "";
|
|
return;
|
|
}
|
|
s += String.fromCharCode(ch);
|
|
};
|
|
})();
|
|
|
|
Native["com/sun/cldc/io/ResourceInputStream.open.(Ljava/lang/String;)Ljava/lang/Object;"] = function(ctx, stack) {
|
|
var name = stack.pop();
|
|
var fileName = util.fromJavaString(name);
|
|
var data = CLASSES.loadFile(fileName);
|
|
var obj = null;
|
|
if (data) {
|
|
obj = ctx.newObject(CLASSES.java_lang_Object);
|
|
obj.data = new Uint8Array(data);
|
|
obj.pos = 0;
|
|
}
|
|
stack.push(obj);
|
|
};
|
|
|
|
Native["com/sun/cldc/io/ResourceInputStream.bytesRemain.(Ljava/lang/Object;)I"] = function(ctx, stack) {
|
|
var handle = stack.pop();
|
|
stack.push(handle.data.length - handle.pos);
|
|
}
|
|
|
|
Native["com/sun/cldc/io/ResourceInputStream.readByte.(Ljava/lang/Object;)I"] = function(ctx, stack) {
|
|
var handle = stack.pop();
|
|
stack.push((handle.data.length - handle.pos > 0) ? handle.data[handle.pos++] : -1);
|
|
}
|
|
|
|
Native["com/sun/cldc/io/ResourceInputStream.readBytes.(Ljava/lang/Object;[BII)I"] = function(ctx, stack) {
|
|
var len = stack.pop(), off = stack.pop(), b = stack.pop(), handle = stack.pop();
|
|
var data = handle.data;
|
|
var remaining = data.length - handle.pos;
|
|
if (len > remaining)
|
|
len = remaining;
|
|
for (var n = 0; n < len; ++n)
|
|
b[off+n] = data[n];
|
|
handle.pos += len;
|
|
stack.push((len > 0) ? len : -1);
|
|
}
|
|
|
|
Native["com/sun/cldc/i18n/uclc/DefaultCaseConverter.toLowerCase.(C)C"] = function(ctx, stack) {
|
|
stack.push(String.fromCharCode(stack.pop()).toLowerCase().charCodeAt(0));
|
|
}
|
|
|
|
Native["com/sun/cldc/i18n/uclc/DefaultCaseConverter.toUpperCase.(C)C"] = function(ctx, stack) {
|
|
stack.push(String.fromCharCode(stack.pop()).toUpperCase().charCodeAt(0));
|
|
}
|
|
|
|
Native["java/lang/ref/WeakReference.initializeWeakReference.(Ljava/lang/Object;)V"] = function(ctx, stack) {
|
|
var target = stack.pop(), _this = stack.pop();
|
|
_this.target = target;
|
|
}
|
|
|
|
Native["java/lang/ref/WeakReference.get.()Ljava/lang/Object;"] = function(ctx, stack) {
|
|
var _this = stack.pop();
|
|
var target = _this.target;
|
|
stack.push(target ? target : null);
|
|
}
|
|
|
|
Native["java/lang/ref/WeakReference.clear.()V"] = function(ctx, stack) {
|
|
var _this = stack.pop();
|
|
_this.target = null;
|
|
}
|
|
|
|
Native["com/sun/cldc/isolate/Isolate.registerNewIsolate.()V"] = function(ctx, stack) {
|
|
var _this = stack.pop();
|
|
_this.runtime = ctx.runtime;
|
|
}
|
|
|
|
Native["com/sun/cldc/isolate/Isolate.getStatus.()I"] = function(ctx, stack) {
|
|
var _this = stack.pop();
|
|
stack.push(_this.runtime.status);
|
|
}
|
|
|
|
Native["com/sun/cldc/isolate/Isolate.nativeStart.()V"] = function(ctx, stack) {
|
|
var _this = stack.pop();
|
|
var mainClass = util.fromJavaString(_this.class.getField("_mainClass", "Ljava/lang/String;", false).get(_this));
|
|
var mainArgs = _this.class.getField("_mainArgs", "[Ljava/lang/String;", false).get(_this);
|
|
mainArgs.forEach(function(str, n) {
|
|
mainArgs[n] = util.fromJavaString(str);
|
|
});
|
|
ctx.runtime.vm.run(mainClass, mainArgs, _this);
|
|
_this.runtime.updateStatus(2 /* STARTED */);
|
|
}
|
|
|
|
Native["com/sun/cldc/isolate/Isolate.waitStatus.(I)V"] = function(ctx, stack) {
|
|
var status = stack.pop(), _this = stack.pop();
|
|
var runtime = _this.runtime;
|
|
if (runtime.status >= status)
|
|
return;
|
|
function waitForStatus() {
|
|
if (runtime.status >= status) {
|
|
ctx.resume();
|
|
return;
|
|
}
|
|
runtime.waitStatus(waitForStatus);
|
|
}
|
|
waitForStatus();
|
|
}
|