Categories:
Audio (13)
Biotech (29)
Bytecode (36)
Database (77)
Framework (7)
Game (7)
General (507)
Graphics (53)
I/O (35)
IDE (2)
JAR Tools (101)
JavaBeans (21)
JDBC (121)
JDK (426)
JSP (20)
Logging (108)
Mail (58)
Messaging (8)
Network (84)
PDF (97)
Report (7)
Scripting (84)
Security (32)
Server (121)
Servlet (26)
SOAP (24)
Testing (54)
Web (15)
XML (309)
Collections:
Other Resources:
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/NativeGenerator.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; /** * This class implements generator objects. See * http://developer.mozilla.org/en/docs/New_in_JavaScript_1.7#Generators * * @author Norris Boyd */ public final class NativeGenerator extends IdScriptableObject { private static final long serialVersionUID = 1645892441041347273L; private static final Object GENERATOR_TAG = "Generator"; static NativeGenerator init(ScriptableObject scope, boolean sealed) { // Generator // Can't use "NativeGenerator().exportAsJSClass" since we don't want // to define "Generator" as a constructor in the top-level scope. NativeGenerator prototype = new NativeGenerator(); if (scope != null) { prototype.setParentScope(scope); prototype.setPrototype(getObjectPrototype(scope)); } prototype.activatePrototypeMap(MAX_PROTOTYPE_ID); if (sealed) { prototype.sealObject(); } // Need to access Generator prototype when constructing // Generator instances, but don't have a generator constructor // to use to find the prototype. Use the "associateValue" // approach instead. if (scope != null) { scope.associateValue(GENERATOR_TAG, prototype); } return prototype; } /** Only for constructing the prototype object. */ private NativeGenerator() {} public NativeGenerator(Scriptable scope, NativeFunction function, Object savedState) { this.function = function; this.savedState = savedState; // Set parent and prototype properties. Since we don't have a // "Generator" constructor in the top scope, we stash the // prototype in the top scope's associated value. Scriptable top = ScriptableObject.getTopLevelScope(scope); this.setParentScope(top); NativeGenerator prototype = (NativeGenerator) ScriptableObject.getTopScopeValue(top, GENERATOR_TAG); this.setPrototype(prototype); } public static final int GENERATOR_SEND = 0, GENERATOR_THROW = 1, GENERATOR_CLOSE = 2; @Override public String getClassName() { return "Generator"; } @Override protected void initPrototypeId(int id) { String s; int arity; switch (id) { case Id_close: arity = 1; s = "close"; break; case Id_next: arity = 1; s = "next"; break; case Id_send: arity = 0; s = "send"; break; case Id_throw: arity = 0; s = "throw"; break; case Id___iterator__: arity = 1; s = "__iterator__"; break; default: throw new IllegalArgumentException(String.valueOf(id)); } initPrototypeMethod(GENERATOR_TAG, id, s, arity); } @Override public Object execIdCall( IdFunctionObject f, Context cx, Scriptable scope, Scriptable thisObj, Object[] args) { if (!f.hasTag(GENERATOR_TAG)) { return super.execIdCall(f, cx, scope, thisObj, args); } int id = f.methodId(); NativeGenerator generator = ensureType(thisObj, NativeGenerator.class, f); switch (id) { case Id_close: // need to run any pending finally clauses return generator.resume(cx, scope, GENERATOR_CLOSE, new GeneratorClosedException()); case Id_next: // arguments to next() are ignored generator.firstTime = false; return generator.resume(cx, scope, GENERATOR_SEND, Undefined.instance); case Id_send: { Object arg = args.length > 0 ? args[0] : Undefined.instance; if (generator.firstTime && !arg.equals(Undefined.instance)) { throw ScriptRuntime.typeErrorById("msg.send.newborn"); } return generator.resume(cx, scope, GENERATOR_SEND, arg); } case Id_throw: return generator.resume( cx, scope, GENERATOR_THROW, args.length > 0 ? args[0] : Undefined.instance); case Id___iterator__: return thisObj; default: throw new IllegalArgumentException(String.valueOf(id)); } } private Object resume(Context cx, Scriptable scope, int operation, Object value) { if (savedState == null) { if (operation == GENERATOR_CLOSE) return Undefined.instance; Object thrown; if (operation == GENERATOR_THROW) { thrown = value; } else { thrown = NativeIterator.getStopIterationObject(scope); } throw new JavaScriptException(thrown, lineSource, lineNumber); } try { synchronized (this) { // generator execution is necessarily single-threaded and // non-reentrant. // See https://bugzilla.mozilla.org/show_bug.cgi?id=349263 if (locked) throw ScriptRuntime.typeErrorById("msg.already.exec.gen"); locked = true; } return function.resumeGenerator(cx, scope, operation, savedState, value); } catch (GeneratorClosedException e) { // On closing a generator in the compile path, the generator // throws a special exception. This ensures execution of all pending // finalizers and will not get caught by user code. return Undefined.instance; } catch (RhinoException e) { lineNumber = e.lineNumber(); lineSource = e.lineSource(); savedState = null; throw e; } finally { synchronized (this) { locked = false; } if (operation == GENERATOR_CLOSE) savedState = null; } } @Override protected int findPrototypeId(String s) { int id; switch (s) { case "close": id = Id_close; break; case "next": id = Id_next; break; case "send": id = Id_send; break; case "throw": id = Id_throw; break; case "__iterator__": id = Id___iterator__; break; default: id = 0; break; } return id; } private static final int Id_close = 1, Id_next = 2, Id_send = 3, Id_throw = 4, Id___iterator__ = 5, MAX_PROTOTYPE_ID = 5; private NativeFunction function; private Object savedState; private String lineSource; private int lineNumber; private boolean firstTime = true; private boolean locked; public static class GeneratorClosedException extends RuntimeException { private static final long serialVersionUID = 2561315658662379681L; } }
⏎ org/mozilla/javascript/NativeGenerator.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, 35425👍, 1💬
Popular Posts:
JDK 11 jdk.httpserver.jmod is the JMOD file for JDK 11 HTTP Server module. JDK 11 HTTP Server module...
How to download and install iText7-Core-7.1.4.zip? iText7-Core-7.1.4.zip is the binary package of iT...
JDK 11 jdk.internal.le.jmod is the JMOD file for JDK 11 Internal Line Editing module. JDK 11 Interna...
How to download and install JDK (Java Development Kit) 6? If you want to write Java applications, yo...
ZooKeeper is a centralized service for maintaining configuration information, naming, providing dist...