mozilla
/
pluotsorbet
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pluotsorbet/native.js

839 строки
27 KiB
JavaScript
Исходник Ответственный История

/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim: set shiftwidth=4 tabstop=4 autoindent cindent expandtab: */
'use strict';
var Native = {};
Native["java/lang/System.arraycopy.(Ljava/lang/Object;ILjava/lang/Object;II)V"] = function(src, srcOffset, dst, dstOffset, length) {
if (!src || !dst)
throw $.newNullPointerException("Cannot copy to/from a null array.");
var srcKlass = src.klass;
var dstKlass = dst.klass;
if (!srcKlass.isArrayKlass || !dstKlass.isArrayKlass)
throw $.newArrayStoreException("Can only copy to/from array types.");
if (srcOffset < 0 || (srcOffset+length) > src.length || dstOffset < 0 || (dstOffset+length) > dst.length || length < 0)
throw $.newArrayIndexOutOfBoundsException("Invalid index.");
var srcIsPrimitive = !(src instanceof Array);
var dstIsPrimitive = !(dst instanceof Array);
if ((srcIsPrimitive && dstIsPrimitive && srcKlass !== dstKlass) ||
(srcIsPrimitive && !dstIsPrimitive) ||
(!srcIsPrimitive && dstIsPrimitive)) {
throw $.newArrayStoreException("Incompatible component types: " + srcKlass + " -> " + dstKlass);
}
if (!dstIsPrimitive) {
if (srcKlass != dstKlass && !J2ME.isAssignableTo(srcKlass.elementKlass, dstKlass.elementKlass)) {
var copy = function(to, from) {
var obj = src[from];
if (obj && !J2ME.isAssignableTo(obj.klass, dstKlass.elementKlass)) {
throw $.newArrayStoreException("Incompatible component types.");
}
dst[to] = obj;
};
if (dst !== src || dstOffset < srcOffset) {
for (var n = 0; n < length; ++n)
copy(dstOffset++, srcOffset++);
} else {
dstOffset += length;
srcOffset += length;
for (var n = 0; n < length; ++n)
copy(--dstOffset, --srcOffset);
}
return;
}
}
if (dst !== src || dstOffset < srcOffset) {
for (var n = 0; n < length; ++n)
dst[dstOffset++] = src[srcOffset++];
} else {
dstOffset += length;
srcOffset += length;
for (var n = 0; n < length; ++n)
dst[--dstOffset] = src[--srcOffset];
}
};
var stubProperties = {
"com.nokia.multisim.slots": "1",
"com.nokia.mid.imsi": "000000000000000",
"com.nokia.mid.imei": "",
};
Native["java/lang/System.getProperty0.(Ljava/lang/String;)Ljava/lang/String;"] = function(key) {
key = util.fromJavaString(key);
var value;
switch (key) {
case "microedition.encoding":
// The value of this property is different than the value on a real Nokia Asha 503 phone.
// On the phone, it is: ISO8859_1.
// If we changed this, we would need to remove the optimizations for UTF_8_Reader and
// UTF_8_Writer and optimize the ISO8859_1 alternatives.
value = "UTF-8";
break;
case "microedition.io.file.FileConnection.version":
value = "1.0";
break;
case "microedition.locale":
value = navigator.language;
break;
case "microedition.platform":
value = config.platform ? config.platform : "Nokia503/14.0.4/java_runtime_version=Nokia_Asha_1_2";
break;
case "microedition.platformimpl":
value = null;
break;
case "microedition.profiles":
value = "MIDP-2.1"
break;
case "microedition.pim.version":
value = "1.0";
break;
case "microedition.amms.version":
value = "1.1";
break;
case "microedition.media.version":
value = '1.2';
break;
case "mmapi-configuration":
value = null;
break;
case "fileconn.dir.memorycard":
value = "file:///MemoryCard/";
break;
// The names here should be localized.
case "fileconn.dir.memorycard.name":
value = "Memory card";
break;
case "fileconn.dir.private":
value = "file:///Private/";
break;
case "fileconn.dir.private.name":
value = "Private";
break;
case "fileconn.dir.applications.bookmarks":
value = null;
break;
case "fileconn.dir.received":
value = "file:///Phone/_my_downloads/";
break;
case "fileconn.dir.received.name":
value = "Downloads";
break;
case "fileconn.dir.photos":
value = "file:///Phone/_my_pictures/";
break;
case "fileconn.dir.photos.name":
value = "Photos";
break;
case "fileconn.dir.videos":
value = "file:///Phone/_my_videos/";
break;
case "fileconn.dir.videos.name":
value = "Videos";
break;
case "fileconn.dir.recordings":
value = "file:///Phone/_my_recordings/";
break;
case "fileconn.dir.recordings.name":
value = "Recordings";
break;
case "fileconn.dir.roots.names":
value = MIDP.fsRootNames.join(";");
break;
case "fileconn.dir.roots.external":
value = MIDP.fsRoots.map(function(v) { return "file:///" + v }).join("\n");
break;
case "file.separator":
value = "/";
break;
case "com.sun.cldc.util.j2me.TimeZoneImpl.timezone":
// Date.toString() returns something like the following:
// "Wed Sep 17 2014 12:11:23 GMT-0700 (PDT)"
//
// Per http://www.spectrum3847.org/frc2013api/com/sun/cldc/util/j2me/TimeZoneImpl.html,
// timezones can be of the format GMT+0600, which is what this
// regex currently matches. (Those actually in GMT would not
// match the regex, causing the default "GMT" to be returned.)
// If we find this to be a problem, we could alternately return the
// zone name as provided in parenthesis, but that seems locale-specific.
var match = /GMT[+-]\d+/.exec(new Date().toString());
value = (match && match[0]) || "GMT";
break;
case "javax.microedition.io.Connector.protocolpath":
value = "com.sun.midp.io";
break;
case "javax.microedition.io.Connector.protocolpath.fallback":
value = "com.sun.cldc.io";
break;
case "com.nokia.keyboard.type":
value = "None";
break;
case "com.nokia.mid.batterylevel":
// http://developer.nokia.com/community/wiki/Checking_battery_level_in_Java_ME
value = Math.floor(navigator.battery.level * 100).toString();
break;
case "com.nokia.mid.ui.version":
value = "1.7";
break;
case "com.nokia.mid.mnc":
if (mobileInfo.icc.mcc && mobileInfo.icc.mnc) {
// The concatenation of the MCC and MNC for the ICC (i.e. SIM card).
value = util.pad(mobileInfo.icc.mcc, 3) + util.pad(mobileInfo.icc.mnc, 3);
} else {
value = null;
}
break;
case "com.nokia.mid.networkID":
if (mobileInfo.network.mcc && mobileInfo.network.mnc) {
// The concatenation of MCC and MNC for the network.
value = util.pad(mobileInfo.network.mcc, 3) + util.pad(mobileInfo.network.mnc, 3);
} else {
value = null;
}
break;
case "com.nokia.mid.ui.customfontsize":
value = "true";
break;
case "classpathext":
value = null;
break;
case "supports.audio.capture":
value = "true";
break;
case "supports.video.capture":
value = "true";
break;
case "supports.recording":
value = "true";
break;
case "audio.encodings":
value = "encoding=audio/amr";
break;
case "video.snapshot.encodings":
// FIXME Some MIDlets pass a string that contains lots of constraints
// as the `imageType` which is not yet handled in DirectVideo.jpp, let's
// just put the whole string here as a workaround and fix this in issue #688.
value = "encoding=jpeg&quality=80&progressive=true&type=jfif&width=400&height=400";
break;
default:
if (MIDP.additionalProperties[key]) {
value = MIDP.additionalProperties[key];
} else if (typeof stubProperties[key] !== "undefined") {
value = stubProperties[key];
} else {
console.warn("UNKNOWN PROPERTY (java/lang/System): " + key);
stubProperties[key] = value = null;
}
break;
}
return J2ME.newString(value);
};
Native["java/lang/System.currentTimeMillis.()J"] = function() {
return Long.fromNumber(Date.now());
};
Native["com/sun/cldchi/jvm/JVM.unchecked_char_arraycopy.([CI[CII)V"] = function(src, srcOffset, dst, dstOffset, length) {
dst.set(src.subarray(srcOffset, srcOffset + length), dstOffset);
};
Native["com/sun/cldchi/jvm/JVM.unchecked_int_arraycopy.([II[III)V"] = function(src, srcOffset, dst, dstOffset, length) {
dst.set(src.subarray(srcOffset, srcOffset + length), dstOffset);
};
Native["com/sun/cldchi/jvm/JVM.unchecked_obj_arraycopy.([Ljava/lang/Object;I[Ljava/lang/Object;II)V"] = function(src, srcOffset, dst, dstOffset, length) {
if (dst !== src || dstOffset < srcOffset) {
for (var n = 0; n < length; ++n)
dst[dstOffset++] = src[srcOffset++];
} else {
dstOffset += length;
srcOffset += length;
for (var n = 0; n < length; ++n)
dst[--dstOffset] = src[--srcOffset];
}
};
Native["com/sun/cldchi/jvm/JVM.monotonicTimeMillis.()J"] = function() {
return Long.fromNumber(performance.now());
};
Native["java/lang/Object.getClass.()Ljava/lang/Class;"] = function() {
return $.getRuntimeKlass(this.klass).classObject;
};
Native["java/lang/Object.wait.(J)V"] = function(timeout) {
$.ctx.wait(this, timeout.toNumber());
};
Native["java/lang/Object.notify.()V"] = function() {
$.ctx.notify(this);
};
Native["java/lang/Object.notifyAll.()V"] = function() {
$.ctx.notify(this, true);
};
Native["java/lang/Class.getSuperclass.()Ljava/lang/Class;"] = function() {
var superKlass = this.runtimeKlass.templateKlass.superKlass;
if (!superKlass) {
return null;
}
return superKlass.classInfo.getClassObject();
};
Native["java/lang/Class.invoke_clinit.()V"] = function() {
var classInfo = this.runtimeKlass.templateKlass.classInfo;
var className = classInfo.className;
var clinit = CLASSES.getMethod(classInfo, "S.<clinit>.()V");
if (clinit && clinit.classInfo.className === className) {
$.ctx.executeFrames([Frame.create(clinit, [], 0)]);
}
};
Native["java/lang/Class.invoke_verify.()V"] = function() {
// There is currently no verification.
};
Native["java/lang/Class.init9.()V"] = function() {
$.setClassInitialized(this.runtimeKlass);
};
Native["java/lang/Class.getName.()Ljava/lang/String;"] = function() {
return J2ME.newString(this.runtimeKlass.templateKlass.classInfo.className.replace(/\//g, "."));
};
Native["java/lang/Class.forName0.(Ljava/lang/String;)V"] = function(name) {
var classInfo = null;
try {
if (!name)
throw new J2ME.ClassNotFoundException();
var className = util.fromJavaString(name).replace(/\./g, "/");
classInfo = CLASSES.getClass(className);
} catch (e) {
if (e instanceof (J2ME.ClassNotFoundException))
throw $.newClassNotFoundException("'" + e.message + "' not found.");
throw e;
}
// The following can trigger an unwind.
J2ME.classInitCheck(classInfo);
};
Native["java/lang/Class.forName1.(Ljava/lang/String;)Ljava/lang/Class;"] = function(name) {
var className = util.fromJavaString(name).replace(/\./g, "/");
var classInfo = CLASSES.getClass(className);
var classObject = classInfo.getClassObject();
return classObject;
};
Native["java/lang/Class.newInstance0.()Ljava/lang/Object;"] = function() {
return new this.runtimeKlass.templateKlass;
};
Native["java/lang/Class.newInstance1.(Ljava/lang/Object;)V"] = function(o) {
// The following can trigger an unwind.
CLASSES.getMethod(o.klass.classInfo, "I.<init>.()V").fn.call(o);
};
Native["java/lang/Class.isInterface.()Z"] = function() {
return J2ME.AccessFlags.isInterface(this.runtimeKlass.templateKlass.classInfo.access_flags) ? 1 : 0;
};
Native["java/lang/Class.isArray.()Z"] = function() {
return this.runtimeKlass.templateKlass.classInfo.isArrayClass ? 1 : 0;
};
Native["java/lang/Class.isAssignableFrom.(Ljava/lang/Class;)Z"] = function(fromClass) {
if (!fromClass)
throw $.newNullPointerException();
return J2ME.isAssignableTo(fromClass.runtimeKlass.templateKlass, this.runtimeKlass.templateKlass) ? 1 : 0;
};
Native["java/lang/Class.isInstance.(Ljava/lang/Object;)Z"] = function(obj) {
return obj && J2ME.isAssignableTo(obj.klass, this.runtimeKlass.templateKlass) ? 1 : 0;
};
Native["java/lang/Float.floatToIntBits.(F)I"] = (function() {
var fa = new Float32Array(1);
var ia = new Int32Array(fa.buffer);
return function(val) {
fa[0] = val;
return ia[0];
}
})();
Native["java/lang/Double.doubleToLongBits.(D)J"] = (function() {
var da = new Float64Array(1);
var ia = new Int32Array(da.buffer);
return function(val) {
da[0] = val;
return Long.fromBits(ia[0], ia[1]);
}
})();
Native["java/lang/Float.intBitsToFloat.(I)F"] = (function() {
var fa = new Float32Array(1);
var ia = new Int32Array(fa.buffer);
return function(val) {
ia[0] = val;
return fa[0];
}
})();
Native["java/lang/Double.longBitsToDouble.(J)D"] = (function() {
var da = new Float64Array(1);
var ia = new Int32Array(da.buffer);
return function(l) {
ia[0] = l.low_;
ia[1] = l.high_;
return da[0];
}
})();
Native["java/lang/Throwable.fillInStackTrace.()V"] = function() {
this.stackTrace = [];
$.ctx.frames.forEach(function(frame) {
if (!frame.methodInfo)
return;
var methodInfo = frame.methodInfo;
var methodName = methodInfo.name;
if (!methodName)
return;
var classInfo = methodInfo.classInfo;
var className = classInfo.className;
this.stackTrace.unshift({ className: className, methodName: methodName, offset: frame.bci });
}.bind(this));
};
Native["java/lang/Throwable.obtainBackTrace.()Ljava/lang/Object;"] = function() {
var result = null;
if (this.stackTrace) {
var depth = this.stackTrace.length;
var classNames = J2ME.newObjectArray(depth);
var methodNames = J2ME.newObjectArray(depth);
var offsets = J2ME.newIntArray(depth);
this.stackTrace.forEach(function(e, n) {
classNames[n] = J2ME.newString(e.className);
methodNames[n] = J2ME.newString(e.methodName);
offsets[n] = e.offset;
});
result = J2ME.newObjectArray(3);
result[0] = classNames;
result[1] = methodNames;
result[2] = offsets;
}
return result;
};
Native["java/lang/Runtime.freeMemory.()J"] = function() {
return Long.fromInt(0x800000);
};
Native["java/lang/Runtime.totalMemory.()J"] = function() {
return Long.fromInt(0x1000000);
};
Native["java/lang/Runtime.gc.()V"] = function() {
if (typeof gc !== "undefined") {
gc(); // gc exists in the spidermonkey shell.
}
};
Native["java/lang/Math.floor.(D)D"] = function(val) {
return Math.floor(val);
};
Native["java/lang/Math.asin.(D)D"] = function(val) {
return Math.asin(val);
};
Native["java/lang/Math.acos.(D)D"] = function(val) {
return Math.acos(val);
};
Native["java/lang/Math.atan.(D)D"] = function(val) {
return Math.atan(val);
};
Native["java/lang/Math.atan2.(DD)D"] = function(x, y) {
return Math.atan2(x, y);
};
Native["java/lang/Math.sin.(D)D"] = function(val) {
return Math.sin(val);
};
Native["java/lang/Math.cos.(D)D"] = function(val) {
return Math.cos(val);
};
Native["java/lang/Math.tan.(D)D"] = function(val) {
return Math.tan(val);
};
Native["java/lang/Math.sqrt.(D)D"] = function(val) {
return Math.sqrt(val);
};
Native["java/lang/Math.ceil.(D)D"] = function(val) {
return Math.ceil(val);
};
Native["java/lang/Math.floor.(D)D"] = function(val) {
return Math.floor(val);
};
Native["java/lang/Thread.currentThread.()Ljava/lang/Thread;"] = function() {
return $.ctx.thread;
};
Native["java/lang/Thread.setPriority0.(II)V"] = function(oldPriority, newPriority) {
};
Native["java/lang/Thread.start0.()V"] = function() {
// The main thread starts during bootstrap and don't allow calling start()
// on already running threads.
if (this === $.ctx.runtime.mainThread || this.alive)
throw $.newIllegalThreadStateException();
this.alive = true;
this.pid = util.id();
// Create a context for the thread and start it.
var newCtx = new Context($.ctx.runtime);
newCtx.thread = this;
var run = CLASSES.getMethod(this.klass.classInfo, "I.run.()V");
newCtx.start([new Frame(run, [ this ], 0)]);
};
Native["java/lang/Thread.isAlive.()Z"] = function() {
return this.alive ? 1 : 0;
};
Native["java/lang/Thread.sleep.(J)V"] = function(delay) {
asyncImpl("V", new Promise(function(resolve, reject) {
window.setTimeout(resolve, delay.toNumber());
}));
};
Native["java/lang/Thread.yield.()V"] = function() {
$.yield("Thread.yield");
};
Native["java/lang/Thread.activeCount.()I"] = function() {
return $.ctx.runtime.threadCount;
};
Native["com/sun/cldchi/io/ConsoleOutputStream.write.(I)V"] = function(ch) {
console.print(ch);
};
Native["com/sun/cldc/io/ResourceInputStream.open.(Ljava/lang/String;)Ljava/lang/Object;"] = function(name) {
var fileName = util.fromJavaString(name);
var data = CLASSES.loadFile(fileName);
var obj = null;
if (data) {
obj = J2ME.newObject(CLASSES.java_lang_Object.klass);
obj.data = new Uint8Array(data);
obj.pos = 0;
}
return obj;
};
Native["com/sun/cldc/io/ResourceInputStream.clone.(Ljava/lang/Object;)Ljava/lang/Object;"] = function(source) {
var obj = J2ME.newObject(CLASSES.java_lang_Object.klass);
obj.data = new Uint8Array(source.data);
obj.pos = source.pos;
return obj;
};
Override["com/sun/cldc/io/ResourceInputStream.available.()I"] = function() {
var handle = this.klass.classInfo.getField("I.fileDecoder.Ljava/lang/Object;").get(this);
if (!handle) {
throw $.newIOException();
}
return handle.data.length - handle.pos;
};
Override["com/sun/cldc/io/ResourceInputStream.read.()I"] = function() {
var handle = this.klass.classInfo.getField("I.fileDecoder.Ljava/lang/Object;").get(this);
if (!handle) {
throw $.newIOException();
}
return (handle.data.length - handle.pos > 0) ? handle.data[handle.pos++] : -1;
};
Native["com/sun/cldc/io/ResourceInputStream.readBytes.(Ljava/lang/Object;[BII)I"] = function(handle, b, off, len) {
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[handle.pos+n];
handle.pos += len;
return (len > 0) ? len : -1;
};
Native["java/lang/ref/WeakReference.initializeWeakReference.(Ljava/lang/Object;)V"] = function(target) {
this.target = target;
};
Native["java/lang/ref/WeakReference.get.()Ljava/lang/Object;"] = function() {
return this.target ? this.target : null;
};
Native["java/lang/ref/WeakReference.clear.()V"] = function() {
this.target = null;
};
Native["com/sun/cldc/isolate/Isolate.registerNewIsolate.()V"] = function() {
this.id = util.id();
};
Native["com/sun/cldc/isolate/Isolate.getStatus.()I"] = function() {
return this.runtime ? this.runtime.status : J2ME.RuntimeStatus.New;
};
Native["com/sun/cldc/isolate/Isolate.nativeStart.()V"] = function() {
$.ctx.runtime.jvm.startIsolate(this);
};
Native["com/sun/cldc/isolate/Isolate.waitStatus.(I)V"] = function(status) {
asyncImpl("V", new Promise((function(resolve, reject) {
var runtime = this.runtime;
if (runtime.status >= status) {
resolve();
return;
}
function waitForStatus() {
if (runtime.status >= status) {
resolve();
return;
}
runtime.waitStatus(waitForStatus);
}
waitForStatus();
}).bind(this)));
};
Native["com/sun/cldc/isolate/Isolate.currentIsolate0.()Lcom/sun/cldc/isolate/Isolate;"] = function() {
return $.ctx.runtime.isolate;
};
Native["com/sun/cldc/isolate/Isolate.getIsolates0.()[Lcom/sun/cldc/isolate/Isolate;"] = function() {
var isolates = J2ME.newObjectArray(Runtime.all.keys().length);
var n = 0;
Runtime.all.forEach(function (runtime) {
isolates[n++] = runtime.isolate;
});
return isolates;
};
Native["com/sun/cldc/isolate/Isolate.id0.()I"] = function() {
return this.id;
};
Native["com/sun/cldc/isolate/Isolate.setPriority0.(I)V"] = function(newPriority) {
};
var links = {};
var waitingForLinks = {};
Native["com/sun/midp/links/LinkPortal.getLinkCount0.()I"] = function() {
var ctx = $.ctx;
asyncImpl("I", new Promise(function(resolve, reject) {
var isolateId = ctx.runtime.isolate.id;
if (!links[isolateId]) {
waitingForLinks[isolateId] = function() {
resolve(links[isolateId].length);
}
return;
}
resolve(links[isolateId].length);
}));
};
Native["com/sun/midp/links/LinkPortal.getLinks0.([Lcom/sun/midp/links/Link;)V"] = function(linkArray) {
var isolateId = $.ctx.runtime.isolate.id;
for (var i = 0; i < links[isolateId].length; i++) {
var nativePointer = links[isolateId][i].klass.classInfo.getField("I.nativePointer.I").get(links[isolateId][i]);
linkArray[i].klass.classInfo.getField("I.nativePointer.I").set(linkArray[i], nativePointer);
linkArray[i].sender = links[isolateId][i].sender;
linkArray[i].receiver = links[isolateId][i].receiver;
}
};
Native["com/sun/midp/links/LinkPortal.setLinks0.(I[Lcom/sun/midp/links/Link;)V"] = function(id, linkArray) {
links[id] = linkArray;
if (waitingForLinks[id]) {
waitingForLinks[id]();
}
};
Native["com/sun/midp/links/Link.init0.(II)V"] = function(sender, receiver) {
this.sender = sender;
this.receiver = receiver;
this.klass.classInfo.getField("I.nativePointer.I").set(this, util.id());
};
Native["com/sun/midp/links/Link.receive0.(Lcom/sun/midp/links/LinkMessage;Lcom/sun/midp/links/Link;)V"] = function(linkMessage, link) {
// TODO: Implement when something hits send0
console.warn("Called com/sun/midp/links/Link.receive0.(Lcom/sun/midp/links/LinkMessage;Lcom/sun/midp/links/Link;)V");
asyncImpl("V", new Promise(function(){}));
};
Native["java/io/DataOutputStream.UTFToBytes.(Ljava/lang/String;)[B"] = function(jStr) {
var str = util.fromJavaString(jStr);
var utflen = 0;
for (var i = 0; i < str.length; i++) {
var c = str.charCodeAt(i);
if ((c >= 0x0001) && (c <= 0x007F)) {
utflen++;
} else if (c > 0x07FF) {
utflen += 3;
} else {
utflen += 2;
}
}
if (utflen > 65535) {
throw $.newUTFDataFormatException();
}
var count = 0;
var bytearr = J2ME.newByteArray(utflen + 2);
bytearr[count++] = (utflen >>> 8) & 0xFF;
bytearr[count++] = (utflen >>> 0) & 0xFF;
for (var i = 0; i < str.length; i++) {
var c = str.charCodeAt(i);
if ((c >= 0x0001) && (c <= 0x007F)) {
bytearr[count++] = c;
} else if (c > 0x07FF) {
bytearr[count++] = 0xE0 | ((c >> 12) & 0x0F);
bytearr[count++] = 0x80 | ((c >> 6) & 0x3F);
bytearr[count++] = 0x80 | ((c >> 0) & 0x3F);
} else {
bytearr[count++] = 0xC0 | ((c >> 6) & 0x1F);
bytearr[count++] = 0x80 | ((c >> 0) & 0x3F);
}
}
return bytearr;
};
Native["com/sun/j2me/content/AppProxy.midletIsAdded.(ILjava/lang/String;)V"] = function(suiteId, className) {
console.warn("com/sun/j2me/content/AppProxy.midletIsAdded.(ILjava/lang/String;)V not implemented");
};
Native["com/nokia/mid/impl/jms/core/Launcher.handleContent.(Ljava/lang/String;)V"] = function(content) {
var fileName = util.fromJavaString(content);
var ext = fileName.split('.').pop().toLowerCase();
// https://developer.mozilla.org/en-US/docs/Web/HTML/Element/img#Supported_image_formats
if (["jpg", "jpeg", "gif", "apng", "png", "bmp", "ico"].indexOf(ext) == -1) {
console.error("File not supported: " + fileName);
throw $.newException("File not supported: " + fileName);
}
var ctx = $.ctx;
asyncImpl("V", new Promise(function(resolve, reject) {
// `fileName` is supposed to be a full path, but we don't support
// partition, e.g. `C:` or `E:` etc, so the `fileName` we got here
// is something like: `Photos/sampleImage.jpg`, we need to prepend
// the root dir to make sure it's valid.
fileName = "/" + fileName;
fs.open(fileName, function(fd) {
if (fd == -1) {
ctx.setAsCurrentContext();
console.error("File not found: " + fileName);
reject($.newException("File not found: " + fileName));
return;
}
var maskId = "image-launcher";
var mask = document.getElementById(maskId);
function _revokeImageURL() {
URL.revokeObjectURL(/url\((.+)\)/ig.exec(mask.style.backgroundImage)[1]);
}
if (mask) {
_revokeImageURL();
} else {
mask = document.createElement("div");
mask.id = maskId;
mask.style.position = "absolute";
mask.style.top = 0;
mask.style.left = 0;
mask.style.height = MIDP.context2D.canvas.height + "px";
mask.style.width = MIDP.context2D.canvas.width + "px";
mask.style.backgroundColor = "#000";
mask.style.backgroundPosition = "center center";
mask.style.backgroundRepeat = "no-repeat";
mask.style.backgroundSize = "contain";
mask.onclick = mask.ontouchstart = function() {
_revokeImageURL();
mask.parentNode.removeChild(mask);
};
document.getElementById("main").appendChild(mask);
}
mask.style.backgroundImage = "url(" +
URL.createObjectURL(new Blob([fs.read(fd)])) + ")";
fs.close(fd);
resolve();
});
}));
};
function addUnimplementedNative(signature, returnValue) {
var doNotWarn;
if (typeof returnValue === "function") {
doNotWarn = returnValue;
} else {
doNotWarn = function() { return returnValue };
}
var warnOnce = function() {
console.warn(signature + " not implemented");
warnOnce = doNotWarn;
return doNotWarn();
};
Native[signature] = function() { return warnOnce() };
}
Native["org/mozilla/internal/Sys.eval.(Ljava/lang/String;)V"] = function(src) {
if (!release) {
eval(J2ME.fromJavaString(src));
}
};
Native["java/lang/String.intern.()Ljava/lang/String;"] = function() {
var string = util.fromJavaString(this);
var internedString = J2ME.internedStrings.get(string);
if (internedString) {
return internedString;
} else {
J2ME.internedStrings.set(string, this);
return this;
}
};
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