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Rhino JavaScript Java Library Source Code
Rhino JavaScript Java Library is an open-source implementation of JavaScript written entirely in Java.
Rhino JavaScript Java Library Source Code files are provided in binary package (rhino-1.7.14.zip).
You can also browse the source code below:
✍: FYIcenter.com
⏎ org/mozilla/javascript/typedarrays/NativeFloat64Array.java
/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ package org.mozilla.javascript.typedarrays; import org.mozilla.javascript.Context; import org.mozilla.javascript.IdFunctionObject; import org.mozilla.javascript.ScriptRuntime; import org.mozilla.javascript.Scriptable; import org.mozilla.javascript.Undefined; /** * An array view that stores 64-bit quantities and implements the JavaScript "Float64Array" interface. * It also implements List<Double> for direct manipulation in Java. */ public class NativeFloat64Array extends NativeTypedArrayView<Double> { private static final long serialVersionUID = -1255405650050639335L; private static final String CLASS_NAME = "Float64Array"; private static final int BYTES_PER_ELEMENT = 8; public NativeFloat64Array() { } public NativeFloat64Array(NativeArrayBuffer ab, int off, int len) { super(ab, off, len, len * BYTES_PER_ELEMENT); } public NativeFloat64Array(int len) { this(new NativeArrayBuffer((double)len * BYTES_PER_ELEMENT), 0, len); } @Override public String getClassName() { return CLASS_NAME; } public static void init(Context cx, Scriptable scope, boolean sealed) { NativeFloat64Array a = new NativeFloat64Array(); a.exportAsJSClass(MAX_PROTOTYPE_ID, scope, sealed); } @Override protected NativeFloat64Array construct(NativeArrayBuffer ab, int off, int len) { return new NativeFloat64Array(ab, off, len); } @Override public int getBytesPerElement() { return BYTES_PER_ELEMENT; } @Override protected NativeFloat64Array realThis(Scriptable thisObj, IdFunctionObject f) { return ensureType(thisObj, NativeFloat64Array.class, f); } @Override protected Object js_get(int index) { if (checkIndex(index)) { return Undefined.instance; } long base = ByteIo.readUint64Primitive(arrayBuffer.buffer, (index * BYTES_PER_ELEMENT) + offset, useLittleEndian()); return Double.valueOf(Double.longBitsToDouble(base)); } @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, useLittleEndian()); return null; } @Override public Double get(int i) { if (checkIndex(i)) { throw new IndexOutOfBoundsException(); } return (Double)js_get(i); } @Override public Double set(int i, Double aByte) { if (checkIndex(i)) { throw new IndexOutOfBoundsException(); } return (Double)js_set(i, aByte); } }
⏎ org/mozilla/javascript/typedarrays/NativeFloat64Array.java
Or download all of them as a single archive file:
File name: rhino-1.7.14-sources.jar File size: 1029165 bytes Release date: 2022-01-06 Download
⇒ Example code to Test rhino-runtime-1.7.14.jar
⇐ Download Rhino JavaScript Binary Package
2022-05-03, 34677👍, 1💬
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