Java Code Examples for org.mozilla.javascript.Undefined#instance()

Scriptable compile(Context cx, Scriptable scope, Object[] args)
{
    if (args.length > 0 && args[0] instanceof NativeRegExp) {
        if (args.length > 1 && args[1] != Undefined.instance) {
            // report error
            throw ScriptRuntime.typeError0("msg.bad.regexp.compile");
        }
        NativeRegExp thatObj = (NativeRegExp) args[0];
        this.re = thatObj.re;
        this.lastIndex = thatObj.lastIndex;
        return this;
    }
    String s = args.length == 0 || args[0] instanceof Undefined ? "" : escapeRegExp(args[0]);
    String global = args.length > 1 && args[1] != Undefined.instance
        ? ScriptRuntime.toString(args[1])
        : null;
    this.re = compileRE(cx, s, global, false);
    this.lastIndex = 0d;
    return this;
}
 

@Override
public Object call(Context cx, Scriptable scope, Scriptable thisObj,
		Object[] args) {
	String key = Context.toString(args[0]);
	try {
		IConfigService config = ProxyServiceManager.getService(pkg
				+ ".config", IConfigService.class);
		if (config != null) {
			Object ret = config.read(key);
			if (ret != null) {
				return ret.toString();
			}
		}
	} catch (Exception e) {
	}
	return Undefined.instance;
}
 

@Override
protected Object js_set(int index, Object c)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    int val = Conversions.toUint16(c);
    ByteIo.writeUint16(arrayBuffer.buffer, (index * BYTES_PER_ELEMENT) + offset, val, false);
    return null;
}
 

@Override
protected Object js_get(int index)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    return ByteIo.readFloat32(arrayBuffer.buffer, (index * BYTES_PER_ELEMENT) + offset, false);
}
 

@Override
protected Object js_set(int index, Object c)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    int val = Conversions.toInt8(c);
    ByteIo.writeInt8(arrayBuffer.buffer, index + offset, val);
    return null;
}
 

@Override
protected Object js_get(int index)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    return ByteIo.readInt8(arrayBuffer.buffer, index + offset);
}
 

@Override
protected Object js_set(int index, Object c)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    int val = ScriptRuntime.toInt32(c);
    ByteIo.writeInt32(arrayBuffer.buffer, (index * BYTES_PER_ELEMENT) + offset, val, false);
    return null;
}
 

@Override
public Object call(Context cx, Scriptable scope, Scriptable thisObj,
		Object[] args) {
	try {
		String key = Context.toString(args[0]);
		String value = Context.toString(args[1]);
		IConfigService config = ProxyServiceManager.getService(pkg
				+ ".config", IConfigService.class);
		if (config != null) {
			config.save(key, value);
		}
	} catch (Exception e) {
	}
	return Undefined.instance;
}
 

private Object execSub(Context cx, Scriptable scopeObj,
                       Object[] args, int matchType)
{
    RegExpImpl reImpl = getImpl(cx);
    String str;
    if (args.length == 0) {
        str = reImpl.input;
        if (str == null) {
            reportError("msg.no.re.input.for", toString());
        }
    } else {
        str = ScriptRuntime.toString(args[0]);
    }
    double d = ((re.flags & JSREG_GLOB) != 0) ? lastIndex : 0;

    Object rval;
    if (d < 0 || str.length() < d) {
        lastIndex = 0;
        rval = null;
    }
    else {
        int indexp[] = { (int)d };
        rval = executeRegExp(cx, scopeObj, reImpl, str, indexp, matchType);
        if ((re.flags & JSREG_GLOB) != 0) {
            lastIndex = (rval == null || rval == Undefined.instance)
                        ? 0 : indexp[0];
        }
    }
    return rval;
}
 

@Override
protected Object js_get(int index)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    return ByteIo.readUint8(arrayBuffer.buffer, index + offset);
}
 

@Override
public Object call(Context cx, Scriptable scope, Scriptable thisObj,
		Object[] args) {
	BySelector by = (BySelector) Context.jsToJava(args[0],
			BySelector.class);
	Object ret = UiDevice.getInstance().findObject(by);
	if (ret != null) {
		return ret;
	}
	return Undefined.instance;
}
 

@Override
protected Object js_set(int index, Object c)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    long val = Conversions.toUint32(c);
    ByteIo.writeUint32(arrayBuffer.buffer, (index * BYTES_PER_ELEMENT) + offset, val, false);
    return null;
}
 

@Override
protected Object js_set(int index, Object c)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    double val = ScriptRuntime.toNumber(c);
    long base = Double.doubleToLongBits(val);
    ByteIo.writeUint64(arrayBuffer.buffer, (index * BYTES_PER_ELEMENT) + offset, base, false);
    return null;
}
 

@Override
public Object call(Context cx, Scriptable scope, Scriptable thisObj,
		Object[] args) {
	UiDevice.getInstance().takeScreenshot(
			new File(Context.toString(args[0])));
	return Undefined.instance;
}
 

@Override
protected Object js_set(int index, Object c)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    int val = Conversions.toUint8(c);
    ByteIo.writeUint8(arrayBuffer.buffer, index + offset, val);
    return null;
}
 

@Override
protected Object js_set(int index, Object c)
{
    if (checkIndex(index)) {
        return Undefined.instance;
    }
    int val = Conversions.toInt16(c);
    ByteIo.writeInt16(arrayBuffer.buffer, (index * BYTES_PER_ELEMENT) + offset, val, false);
    return null;
}
 

@Override
public Object execIdCall(IdFunctionObject f, Context cx, Scriptable scope,
                         Scriptable thisObj, Object[] args)
{
    if (!f.hasTag(getClassName())) {
        return super.execIdCall(f, cx, scope, thisObj, args);
    }
    int id = f.methodId();
    switch (id) {
    case Id_constructor:
        if (isArg(args, 0) && (args[0] instanceof NativeArrayBuffer)) {
            NativeArrayBuffer ab = (NativeArrayBuffer)args[0];
            int off = isArg(args, 1) ? ScriptRuntime.toInt32(args[1]) : 0;
            int len = isArg(args, 2) ? ScriptRuntime.toInt32(args[2]) : ab.getLength() - off;
            return js_constructor(ab, off, len);
        } else {
            throw ScriptRuntime.constructError("TypeError", "Missing parameters");
        }
    case Id_getInt8:
        return realThis(thisObj, f).js_getInt(1, true, args);
    case Id_getUint8:
        return realThis(thisObj, f).js_getInt(1, false, args);
    case Id_getInt16:
        return realThis(thisObj, f).js_getInt(2, true, args);
    case Id_getUint16:
        return realThis(thisObj, f).js_getInt(2, false, args);
    case Id_getInt32:
        return realThis(thisObj, f).js_getInt(4, true, args);
    case Id_getUint32:
        return realThis(thisObj, f).js_getInt(4, false, args);
    case Id_getFloat32:
        return realThis(thisObj, f).js_getFloat(4, args);
    case Id_getFloat64:
        return realThis(thisObj, f).js_getFloat(8, args);
    case Id_setInt8:
        realThis(thisObj, f).js_setInt(1, true, args);
        return Undefined.instance;
    case Id_setUint8:
        realThis(thisObj, f).js_setInt(1, false, args);
        return Undefined.instance;
    case Id_setInt16:
        realThis(thisObj, f).js_setInt(2, true, args);
        return Undefined.instance;
    case Id_setUint16:
        realThis(thisObj, f).js_setInt(2, false, args);
        return Undefined.instance;
    case Id_setInt32:
        realThis(thisObj, f).js_setInt(4, true, args);
        return Undefined.instance;
    case Id_setUint32:
        realThis(thisObj, f).js_setInt(4, false, args);
        return Undefined.instance;
    case Id_setFloat32:
        realThis(thisObj, f).js_setFloat(4, args);
        return Undefined.instance;
    case Id_setFloat64:
        realThis(thisObj, f).js_setFloat(8, args);
        return Undefined.instance;
    }
    throw new IllegalArgumentException(String.valueOf(id));
}
 

@Override
public Object call(Context cx, Scriptable scope, Scriptable thisObj,
		Object[] args) {
	quit();
	return Undefined.instance;
}
 

public synchronized VMValue evaluate( String expression )
{
	int currentState = debugger.currentState( );

	if ( currentState == VM_TERMINATED )
	{
		return null;
	}

	JsValue result = null;
	Debugger oldDebugger = cx.getDebugger( );
	Object oldContextData = cx.getDebuggerContextData( );
	int oldLevel = cx.getOptimizationLevel( );

	cx.setDebugger( null, null );
	cx.setOptimizationLevel( -1 );
	cx.setGeneratingDebug( false );

	try
	{
		Callable script = (Callable) cx.compileString( expression,
				EVALUATOR_LITERAL,
				0,
				null );
		Object val = script.call( cx,
				scope,
				thisObj,
				ScriptRuntime.emptyArgs );

		if ( val == Undefined.instance )
		{
			result = new JsValue( UNDEFINED_LITERAL, UNDEFINED_TYPE );
		}
		else
		{
			result = new JsValue( val );
		}
	}
	catch ( Exception ex )
	{
		result = new JsValue( ex.getMessage( ), EXCEPTION_TYPE );
	}
	finally
	{
		cx.setGeneratingDebug( true );
		cx.setOptimizationLevel( oldLevel );
		cx.setDebugger( oldDebugger, oldContextData );
	}

	return result;
}
 

private Object makeParam(JSONObject jsonObject, Context rhino, Scriptable scope) {

        if (jsonObject == null) return Undefined.instance;

        Object param = NativeJSON.parse(rhino, scope, jsonObject.toString(), (context, scriptable, scriptable1, objects) -> objects[1]);
        return param;
    }