Java Code Examples for jdk.nashorn.internal.runtime.ScriptRuntime#EMPTY_ARRAY

The following examples show how to use jdk.nashorn.internal.runtime.ScriptRuntime#EMPTY_ARRAY . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
/**
 * ECMA 15.3.4.4 Function.prototype.call (thisArg [ , arg1 [ , arg2, ... ] ] )
 *
 * @param self self reference
 * @param args arguments for call
 * @return result of call
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 1)
public static Object call(final Object self, final Object... args) {
    if (!(self instanceof ScriptFunction) && !(self instanceof JSObject)) {
        throw typeError("not.a.function", ScriptRuntime.safeToString(self));
    }

    Object thiz = (args.length == 0) ? UNDEFINED : args[0];
    Object[] arguments;

    if (args.length > 1) {
        arguments = new Object[args.length - 1];
        System.arraycopy(args, 1, arguments, 0, arguments.length);
    } else {
        arguments = ScriptRuntime.EMPTY_ARRAY;
    }

    if (self instanceof ScriptFunction) {
        return ScriptRuntime.apply((ScriptFunction)self, thiz, arguments);
    } else if (self instanceof JSObject) {
        return ((JSObject)self).call(thiz, arguments);
    }

    throw new AssertionError("should not reach here");
}
 
Example 2
/**
 * ECMA 15.3.4.4 Function.prototype.call (thisArg [ , arg1 [ , arg2, ... ] ] )
 *
 * @param self self reference
 * @param args arguments for call
 * @return result of call
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 1)
public static Object call(final Object self, final Object... args) {
    checkCallable(self);

    final Object thiz = (args.length == 0) ? UNDEFINED : args[0];
    Object[] arguments;

    if (args.length > 1) {
        arguments = new Object[args.length - 1];
        System.arraycopy(args, 1, arguments, 0, arguments.length);
    } else {
        arguments = ScriptRuntime.EMPTY_ARRAY;
    }

    if (self instanceof ScriptFunction) {
        return ScriptRuntime.apply((ScriptFunction)self, thiz, arguments);
    } else if (self instanceof JSObject) {
        return ((JSObject)self).call(thiz, arguments);
    }

    throw new AssertionError("should not reach here");
}
 
Example 3
/**
 * ECMA 15.3.4.4 Function.prototype.call (thisArg [ , arg1 [ , arg2, ... ] ] )
 *
 * @param self self reference
 * @param args arguments for call
 * @return result of call
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 1)
public static Object call(final Object self, final Object... args) {
    checkCallable(self);

    final Object thiz = (args.length == 0) ? UNDEFINED : args[0];
    Object[] arguments;

    if (args.length > 1) {
        arguments = new Object[args.length - 1];
        System.arraycopy(args, 1, arguments, 0, arguments.length);
    } else {
        arguments = ScriptRuntime.EMPTY_ARRAY;
    }

    if (self instanceof ScriptFunction) {
        return ScriptRuntime.apply((ScriptFunction)self, thiz, arguments);
    } else if (self instanceof JSObject) {
        return ((JSObject)self).call(thiz, arguments);
    }

    throw new AssertionError("should not reach here");
}
 
Example 4
/**
 * ECMA 15.3.4.4 Function.prototype.call (thisArg [ , arg1 [ , arg2, ... ] ] )
 *
 * @param self self reference
 * @param args arguments for call
 * @return result of call
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 1)
public static Object call(final Object self, final Object... args) {
    if (!(self instanceof ScriptFunction) && !(self instanceof JSObject)) {
        throw typeError("not.a.function", ScriptRuntime.safeToString(self));
    }

    Object thiz = (args.length == 0) ? UNDEFINED : args[0];
    Object[] arguments;

    if (args.length > 1) {
        arguments = new Object[args.length - 1];
        System.arraycopy(args, 1, arguments, 0, arguments.length);
    } else {
        arguments = ScriptRuntime.EMPTY_ARRAY;
    }

    if (self instanceof ScriptFunction) {
        return ScriptRuntime.apply((ScriptFunction)self, thiz, arguments);
    } else if (self instanceof JSObject) {
        return ((JSObject)self).call(thiz, arguments);
    }

    throw new AssertionError("should not reach here");
}
 
Example 5
/**
 * ECMA 15.3.4.4 Function.prototype.call (thisArg [ , arg1 [ , arg2, ... ] ] )
 *
 * @param self self reference
 * @param args arguments for call
 * @return result of call
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 1)
public static Object call(final Object self, final Object... args) {
    checkCallable(self);

    final Object thiz = (args.length == 0) ? UNDEFINED : args[0];
    Object[] arguments;

    if (args.length > 1) {
        arguments = new Object[args.length - 1];
        System.arraycopy(args, 1, arguments, 0, arguments.length);
    } else {
        arguments = ScriptRuntime.EMPTY_ARRAY;
    }

    if (self instanceof ScriptFunction) {
        return ScriptRuntime.apply((ScriptFunction)self, thiz, arguments);
    } else if (self instanceof JSObject) {
        return ((JSObject)self).call(thiz, arguments);
    }

    throw new AssertionError("should not reach here");
}
 
Example 6
/**
 * ECMA 15.3.4.5 Function.prototype.bind (thisArg [, arg1 [, arg2, ...]])
 *
 * @param self self reference
 * @param args arguments for bind
 * @return function with bound arguments
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 1)
public static Object bind(final Object self, final Object... args) {
    final Object thiz = (args.length == 0) ? UNDEFINED : args[0];

    Object[] arguments;
    if (args.length > 1) {
        arguments = new Object[args.length - 1];
        System.arraycopy(args, 1, arguments, 0, arguments.length);
    } else {
        arguments = ScriptRuntime.EMPTY_ARRAY;
    }

    return Bootstrap.bindCallable(self, thiz, arguments);
}
 
Example 7
/**
 * Nashorn extension: Error.prototype.getStackTrace()
 * "stack" property is an array typed value containing {@link StackTraceElement}
 * objects of JavaScript stack frames.
 *
 * @param self  self reference
 *
 * @return      stack trace as a script array.
 */
@Function(attributes = Attribute.NOT_ENUMERABLE)
public static Object getStackTrace(final Object self) {
    Global.checkObject(self);
    final ScriptObject sobj = (ScriptObject)self;
    final Object exception = ECMAException.getException(sobj);
    Object[] res;
    if (exception instanceof Throwable) {
        res = NashornException.getScriptFrames((Throwable)exception);
    } else {
        res = ScriptRuntime.EMPTY_ARRAY;
    }

    return new NativeArray(res);
}
 
Example 8
private void setContextVariables(final ScriptObject ctxtGlobal, final ScriptContext ctxt) {
    // set "context" global variable via contextProperty - because this
    // property is non-writable
    contextProperty.setObjectValue(ctxtGlobal, ctxtGlobal, ctxt, false);
    Object args = ScriptObjectMirror.unwrap(ctxt.getAttribute("arguments"), ctxtGlobal);
    if (args == null || args == UNDEFINED) {
        args = ScriptRuntime.EMPTY_ARRAY;
    }
    // if no arguments passed, expose it
    if (! (args instanceof ScriptObject)) {
        args = ((GlobalObject)ctxtGlobal).wrapAsObject(args);
        ctxtGlobal.set("arguments", args, false);
    }
}
 
Example 9
/**
 * Nashorn extension: Error.prototype.getStackTrace()
 * "stack" property is an array typed value containing {@link StackTraceElement}
 * objects of JavaScript stack frames.
 *
 * @param self  self reference
 *
 * @return      stack trace as a script array.
 */
@Function(attributes = Attribute.NOT_ENUMERABLE)
public static Object getStackTrace(final Object self) {
    final ScriptObject sobj = Global.checkObject(self);
    final Object exception = ECMAException.getException(sobj);
    Object[] res;
    if (exception instanceof Throwable) {
        res = NashornException.getScriptFrames((Throwable)exception);
    } else {
        res = ScriptRuntime.EMPTY_ARRAY;
    }

    return new NativeArray(res);
}
 
Example 10
/**
 * Nashorn extension: Error.prototype.getStackTrace()
 * "stack" property is an array typed value containing {@link StackTraceElement}
 * objects of JavaScript stack frames.
 *
 * @param self  self reference
 *
 * @return      stack trace as a script array.
 */
@Function(attributes = Attribute.NOT_ENUMERABLE)
public static Object getStackTrace(final Object self) {
    final ScriptObject sobj = Global.checkObject(self);
    final Object exception = ECMAException.getException(sobj);
    Object[] res;
    if (exception instanceof Throwable) {
        res = NashornException.getScriptFrames((Throwable)exception);
    } else {
        res = ScriptRuntime.EMPTY_ARRAY;
    }

    return new NativeArray(res);
}
 
Example 11
/**
 * ECMA 15.3.4.5 Function.prototype.bind (thisArg [, arg1 [, arg2, ...]])
 *
 * @param self self reference
 * @param args arguments for bind
 * @return function with bound arguments
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 1)
public static Object bind(final Object self, final Object... args) {
    final Object thiz = (args.length == 0) ? UNDEFINED : args[0];

    Object[] arguments;
    if (args.length > 1) {
        arguments = new Object[args.length - 1];
        System.arraycopy(args, 1, arguments, 0, arguments.length);
    } else {
        arguments = ScriptRuntime.EMPTY_ARRAY;
    }

    return Bootstrap.bindCallable(self, thiz, arguments);
}
 
Example 12
/**
 * Nashorn extension: Error.prototype.getStackTrace()
 * "stack" property is an array typed value containing {@link StackTraceElement}
 * objects of JavaScript stack frames.
 *
 * @param self  self reference
 *
 * @return      stack trace as a script array.
 */
@Function(attributes = Attribute.NOT_ENUMERABLE)
public static Object getStackTrace(final Object self) {
    Global.checkObject(self);
    final ScriptObject sobj = (ScriptObject)self;
    final Object exception = ECMAException.getException(sobj);
    Object[] res;
    if (exception instanceof Throwable) {
        res = NashornException.getScriptFrames((Throwable)exception);
    } else {
        res = ScriptRuntime.EMPTY_ARRAY;
    }

    return new NativeArray(res);
}
 
Example 13
/**
 * ECMA 15.3.4.5 Function.prototype.bind (thisArg [, arg1 [, arg2, ...]])
 *
 * @param self self reference
 * @param args arguments for bind
 * @return function with bound arguments
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 1)
public static Object bind(final Object self, final Object... args) {
    final Object thiz = (args.length == 0) ? UNDEFINED : args[0];

    Object[] arguments;
    if (args.length > 1) {
        arguments = new Object[args.length - 1];
        System.arraycopy(args, 1, arguments, 0, arguments.length);
    } else {
        arguments = ScriptRuntime.EMPTY_ARRAY;
    }

    return Bootstrap.bindCallable(self, thiz, arguments);
}
 
Example 14
@Override
public Object[] asObjectArray() {
    return ScriptRuntime.EMPTY_ARRAY;
}
 
Example 15
BoundCallable(final Object callable, final Object boundThis, final Object[] boundArgs) {
    this.callable = callable;
    this.boundThis = boundThis;
    this.boundArgs = isEmptyArray(boundArgs) ? ScriptRuntime.EMPTY_ARRAY : boundArgs.clone();
}
 
Example 16
@Override
public Object[] asObjectArray() {
    return ScriptRuntime.EMPTY_ARRAY;
}
 
Example 17
BoundCallable(final Object callable, final Object boundThis, final Object[] boundArgs) {
    this.callable = callable;
    this.boundThis = boundThis;
    this.boundArgs = isEmptyArray(boundArgs) ? ScriptRuntime.EMPTY_ARRAY : boundArgs.clone();
}
 
Example 18
/**
 * ECMA 15.4.4.12 Array.prototype.splice ( start, deleteCount [ item1 [ , item2 [ , ... ] ] ] )
 *
 * @param self self reference
 * @param args arguments
 * @return result of splice
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 2)
public static Object splice(final Object self, final Object... args) {
    final Object obj = Global.toObject(self);

    if (!(obj instanceof ScriptObject)) {
        return ScriptRuntime.UNDEFINED;
    }

    final Object start = args.length > 0 ? args[0] : ScriptRuntime.UNDEFINED;
    final Object deleteCount = args.length > 1 ? args[1] : ScriptRuntime.UNDEFINED;

    Object[] items;

    if (args.length > 2) {
        items = new Object[args.length - 2];
        System.arraycopy(args, 2, items, 0, items.length);
    } else {
        items = ScriptRuntime.EMPTY_ARRAY;
    }

    final ScriptObject sobj                = (ScriptObject)obj;
    final long         len                 = JSType.toUint32(sobj.getLength());
    final long         relativeStart       = JSType.toLong(start);

    final long actualStart = relativeStart < 0 ? Math.max(len + relativeStart, 0) : Math.min(relativeStart, len);
    final long actualDeleteCount = Math.min(Math.max(JSType.toLong(deleteCount), 0), len - actualStart);

    NativeArray returnValue;

    if (actualStart <= Integer.MAX_VALUE && actualDeleteCount <= Integer.MAX_VALUE && bulkable(sobj)) {
        try {
            returnValue =  new NativeArray(sobj.getArray().fastSplice((int)actualStart, (int)actualDeleteCount, items.length));

            // Since this is a dense bulkable array we can use faster defineOwnProperty to copy new elements
            int k = (int) actualStart;
            for (int i = 0; i < items.length; i++, k++) {
                sobj.defineOwnProperty(k, items[i]);
            }
        } catch (final UnsupportedOperationException uoe) {
            returnValue = slowSplice(sobj, actualStart, actualDeleteCount, items, len);
        }
    } else {
        returnValue = slowSplice(sobj, actualStart, actualDeleteCount, items, len);
    }

    return returnValue;
}
 
Example 19
/**
 * ECMA 15.4.4.12 Array.prototype.splice ( start, deleteCount [ item1 [ , item2 [ , ... ] ] ] )
 *
 * @param self self reference
 * @param args arguments
 * @return result of splice
 */
@Function(attributes = Attribute.NOT_ENUMERABLE, arity = 2)
public static Object splice(final Object self, final Object... args) {
    final Object obj = Global.toObject(self);

    if (!(obj instanceof ScriptObject)) {
        return ScriptRuntime.UNDEFINED;
    }

    final Object start = args.length > 0 ? args[0] : ScriptRuntime.UNDEFINED;
    final Object deleteCount = args.length > 1 ? args[1] : ScriptRuntime.UNDEFINED;

    Object[] items;

    if (args.length > 2) {
        items = new Object[args.length - 2];
        System.arraycopy(args, 2, items, 0, items.length);
    } else {
        items = ScriptRuntime.EMPTY_ARRAY;
    }

    final ScriptObject sobj                = (ScriptObject)obj;
    final long         len                 = JSType.toUint32(sobj.getLength());
    final long         relativeStart       = JSType.toLong(start);

    final long actualStart = relativeStart < 0 ? Math.max(len + relativeStart, 0) : Math.min(relativeStart, len);
    final long actualDeleteCount = Math.min(Math.max(JSType.toLong(deleteCount), 0), len - actualStart);

    NativeArray returnValue;

    if (actualStart <= Integer.MAX_VALUE && actualDeleteCount <= Integer.MAX_VALUE && bulkable(sobj)) {
        try {
            returnValue =  new NativeArray(sobj.getArray().fastSplice((int)actualStart, (int)actualDeleteCount, items.length));

            // Since this is a dense bulkable array we can use faster defineOwnProperty to copy new elements
            int k = (int) actualStart;
            for (int i = 0; i < items.length; i++, k++) {
                sobj.defineOwnProperty(k, items[i]);
            }
        } catch (final UnsupportedOperationException uoe) {
            returnValue = slowSplice(sobj, actualStart, actualDeleteCount, items, len);
        }
    } else {
        returnValue = slowSplice(sobj, actualStart, actualDeleteCount, items, len);
    }

    return returnValue;
}
 
Example 20
@Override
public Object[] asObjectArray() {
    return ScriptRuntime.EMPTY_ARRAY;
}