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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/NativeJavaPackage.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; import java.io.IOException; import java.io.ObjectInputStream; import java.util.HashSet; import java.util.Set; /** * This class reflects Java packages into the JavaScript environment. We * lazily reflect classes and subpackages, and use a caching/sharing * system to ensure that members reflected into one JavaPackage appear * in all other references to the same package (as with Packages.java.lang * and java.lang). * * @author Mike Shaver * @see NativeJavaArray * @see NativeJavaObject * @see NativeJavaClass */ public class NativeJavaPackage extends ScriptableObject { private static final long serialVersionUID = 7445054382212031523L; NativeJavaPackage(boolean internalUsage, String packageName, ClassLoader classLoader) { this.packageName = packageName; this.classLoader = classLoader; } /** * @deprecated NativeJavaPackage is an internal class, do not use * it directly. */ @Deprecated public NativeJavaPackage(String packageName, ClassLoader classLoader) { this(false, packageName, classLoader); } /** * @deprecated NativeJavaPackage is an internal class, do not use * it directly. */ @Deprecated public NativeJavaPackage(String packageName) { this(false, packageName, Context.getCurrentContext().getApplicationClassLoader()); } @Override public String getClassName() { return "JavaPackage"; } @Override public boolean has(String id, Scriptable start) { return true; } @Override public boolean has(int index, Scriptable start) { return false; } @Override public void put(String id, Scriptable start, Object value) { // Can't add properties to Java packages. Sorry. } @Override public void put(int index, Scriptable start, Object value) { throw Context.reportRuntimeErrorById("msg.pkg.int"); } @Override public Object get(String id, Scriptable start) { return getPkgProperty(id, start, true); } @Override public Object get(int index, Scriptable start) { return NOT_FOUND; } // set up a name which is known to be a package so we don't // need to look for a class by that name NativeJavaPackage forcePackage(String name, Scriptable scope) { Object cached = super.get(name, this); if (cached != null && cached instanceof NativeJavaPackage) { return (NativeJavaPackage) cached; } String newPackage = packageName.length() == 0 ? name : packageName + "." + name; NativeJavaPackage pkg = new NativeJavaPackage(true, newPackage, classLoader); ScriptRuntime.setObjectProtoAndParent(pkg, scope); super.put(name, this, pkg); return pkg; } synchronized Object getPkgProperty(String name, Scriptable start, boolean createPkg) { Object cached = super.get(name, start); if (cached != NOT_FOUND) return cached; if (negativeCache != null && negativeCache.contains(name)) { // Performance optimization: see bug 421071 return null; } String className = (packageName.length() == 0) ? name : packageName + '.' + name; Context cx = Context.getContext(); ClassShutter shutter = cx.getClassShutter(); Scriptable newValue = null; if (shutter == null || shutter.visibleToScripts(className)) { Class<?> cl = null; if (classLoader != null) { cl = Kit.classOrNull(classLoader, className); } else { cl = Kit.classOrNull(className); } if (cl != null) { WrapFactory wrapFactory = cx.getWrapFactory(); newValue = wrapFactory.wrapJavaClass(cx, getTopLevelScope(this), cl); newValue.setPrototype(getPrototype()); } } if (newValue == null) { if (createPkg) { NativeJavaPackage pkg; pkg = new NativeJavaPackage(true, className, classLoader); ScriptRuntime.setObjectProtoAndParent(pkg, getParentScope()); newValue = pkg; } else { // add to negative cache if (negativeCache == null) negativeCache = new HashSet<String>(); negativeCache.add(name); } } if (newValue != null) { // Make it available for fast lookup and sharing of // lazily-reflected constructors and static members. super.put(name, start, newValue); } return newValue; } @Override public Object getDefaultValue(Class<?> ignored) { return toString(); } private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException { in.defaultReadObject(); this.classLoader = Context.getCurrentContext().getApplicationClassLoader(); } @Override public String toString() { return "[JavaPackage " + packageName + "]"; } @Override public boolean equals(Object obj) { if(obj instanceof NativeJavaPackage) { NativeJavaPackage njp = (NativeJavaPackage)obj; return packageName.equals(njp.packageName) && classLoader == njp.classLoader; } return false; } @Override public int hashCode() { return packageName.hashCode() ^ (classLoader == null ? 0 : classLoader.hashCode()); } private String packageName; private transient ClassLoader classLoader; private Set<String> negativeCache = null; }
⏎ org/mozilla/javascript/NativeJavaPackage.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, 36193👍, 1💬
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