JDK 11 jdk.scripting.nashorn.jmod - Scripting Nashorn Module

JDK 11 jdk.scripting.nashorn.jmod is the JMOD file for JDK 11 Scripting Nashorn module.

JDK 11 Scripting Nashorn module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.scripting.nashorn.jmod.

JDK 11 Scripting Nashorn module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 Scripting Nashorn module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.scripting.nashorn.

You can click and view the content of each source code file in the list below.

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jdk/nashorn/api/scripting/NashornScriptEngineFactory.java

/*
 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */

package jdk.nashorn.api.scripting;

import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineFactory;
import jdk.nashorn.internal.runtime.Context;
import jdk.nashorn.internal.runtime.Version;

/**
 * JSR-223 compliant script engine factory for Nashorn. The engine answers for:
 * <ul>
 * <li>names {@code "nashorn"}, {@code "Nashorn"}, {@code "js"}, {@code "JS"}, {@code "JavaScript"},
 * {@code "javascript"}, {@code "ECMAScript"}, and {@code "ecmascript"};</li>
 * <li>MIME types {@code "application/javascript"}, {@code "application/ecmascript"}, {@code "text/javascript"}, and
 * {@code "text/ecmascript"};</li>
 * <li>as well as for the extension {@code "js"}.</li>
 * </ul>
 * Programs executing in engines created using {@link #getScriptEngine(String[])} will have the passed arguments
 * accessible as a global variable named {@code "arguments"}.
 *
 * @deprecated Nashorn JavaScript script engine and APIs, and the jjs tool
 * are deprecated with the intent to remove them in a future release.
 *
 * @since 1.8u40
 */
@Deprecated(since="11", forRemoval=true)
public final class NashornScriptEngineFactory implements ScriptEngineFactory {
    @Override
    public String getEngineName() {
        return (String) getParameter(ScriptEngine.ENGINE);
    }

    @Override
    public String getEngineVersion() {
        return (String) getParameter(ScriptEngine.ENGINE_VERSION);
    }

    @Override
    public List<String> getExtensions() {
        return Collections.unmodifiableList(extensions);
    }

    @Override
    public String getLanguageName() {
        return (String) getParameter(ScriptEngine.LANGUAGE);
    }

    @Override
    public String getLanguageVersion() {
        return (String) getParameter(ScriptEngine.LANGUAGE_VERSION);
    }

    @Override
    public String getMethodCallSyntax(final String obj, final String method, final String... args) {
        final StringBuilder sb = new StringBuilder().
            append(Objects.requireNonNull(obj)).append('.').
            append(Objects.requireNonNull(method)).append('(');
        final int len = args.length;

        if (len > 0) {
            sb.append(Objects.requireNonNull(args[0]));
        }
        for (int i = 1; i < len; i++) {
            sb.append(',').append(Objects.requireNonNull(args[i]));
        }
        sb.append(')');

        return sb.toString();
    }

    @Override
    public List<String> getMimeTypes() {
        return Collections.unmodifiableList(mimeTypes);
    }

    @Override
    public List<String> getNames() {
        return Collections.unmodifiableList(names);
    }

    @Override
    public String getOutputStatement(final String toDisplay) {
        return "print(" + toDisplay + ")";
    }

    @Override
    public Object getParameter(final String key) {
        switch (key) {
        case ScriptEngine.NAME:
            return "javascript";
        case ScriptEngine.ENGINE:
            return "Oracle Nashorn";
        case ScriptEngine.ENGINE_VERSION:
            return Version.version();
        case ScriptEngine.LANGUAGE:
            return "ECMAScript";
        case ScriptEngine.LANGUAGE_VERSION:
            return "ECMA - 262 Edition 5.1";
        case "THREADING":
            // The engine implementation is not thread-safe. Can't be
            // used to execute scripts concurrently on multiple threads.
            return null;
        default:
            return null;
        }
    }

    @Override
    public String getProgram(final String... statements) {
        Objects.requireNonNull(statements);
        final StringBuilder sb = new StringBuilder();

        for (final String statement : statements) {
            sb.append(Objects.requireNonNull(statement)).append(';');
        }

        return sb.toString();
    }

    // default options passed to Nashorn script engine
    private static final String[] DEFAULT_OPTIONS = new String[] { "-doe" };

    @Override
    public ScriptEngine getScriptEngine() {
        try {
            return new NashornScriptEngine(this, DEFAULT_OPTIONS, getAppClassLoader(), null);
        } catch (final RuntimeException e) {
            if (Context.DEBUG) {
                e.printStackTrace();
            }
            throw e;
        }
    }

    /**
     * Create a new Script engine initialized with the given class loader.
     *
     * @param appLoader class loader to be used as script "app" class loader.
     * @return newly created script engine.
     * @throws SecurityException
     *         if the security manager's {@code checkPermission}
     *         denies {@code RuntimePermission("nashorn.setConfig")}
     */
    public ScriptEngine getScriptEngine(final ClassLoader appLoader) {
        return newEngine(DEFAULT_OPTIONS, appLoader, null);
    }

    /**
     * Create a new Script engine initialized with the given class filter.
     *
     * @param classFilter class filter to use.
     * @return newly created script engine.
     * @throws NullPointerException if {@code classFilter} is {@code null}
     * @throws SecurityException
     *         if the security manager's {@code checkPermission}
     *         denies {@code RuntimePermission("nashorn.setConfig")}
     */
    public ScriptEngine getScriptEngine(final ClassFilter classFilter) {
        return newEngine(DEFAULT_OPTIONS, getAppClassLoader(), Objects.requireNonNull(classFilter));
    }

    /**
     * Create a new Script engine initialized with the given arguments.
     *
     * @param args arguments array passed to script engine.
     * @return newly created script engine.
     * @throws NullPointerException if {@code args} is {@code null}
     * @throws SecurityException
     *         if the security manager's {@code checkPermission}
     *         denies {@code RuntimePermission("nashorn.setConfig")}
     */
    public ScriptEngine getScriptEngine(final String... args) {
        return newEngine(Objects.requireNonNull(args), getAppClassLoader(), null);
    }

    /**
     * Create a new Script engine initialized with the given arguments and the given class loader.
     *
     * @param args arguments array passed to script engine.
     * @param appLoader class loader to be used as script "app" class loader.
     * @return newly created script engine.
     * @throws NullPointerException if {@code args} is {@code null}
     * @throws SecurityException
     *         if the security manager's {@code checkPermission}
     *         denies {@code RuntimePermission("nashorn.setConfig")}
     */
    public ScriptEngine getScriptEngine(final String[] args, final ClassLoader appLoader) {
        return newEngine(Objects.requireNonNull(args), appLoader, null);
    }

    /**
     * Create a new Script engine initialized with the given arguments, class loader and class filter.
     *
     * @param args arguments array passed to script engine.
     * @param appLoader class loader to be used as script "app" class loader.
     * @param classFilter class filter to use.
     * @return newly created script engine.
     * @throws NullPointerException if {@code args} or {@code classFilter} is {@code null}
     * @throws SecurityException
     *         if the security manager's {@code checkPermission}
     *         denies {@code RuntimePermission("nashorn.setConfig")}
     */
    public ScriptEngine getScriptEngine(final String[] args, final ClassLoader appLoader, final ClassFilter classFilter) {
        return newEngine(Objects.requireNonNull(args), appLoader, Objects.requireNonNull(classFilter));
    }

    private ScriptEngine newEngine(final String[] args, final ClassLoader appLoader, final ClassFilter classFilter) {
        checkConfigPermission();
        try {
            return new NashornScriptEngine(this, args, appLoader, classFilter);
        } catch (final RuntimeException e) {
            if (Context.DEBUG) {
                e.printStackTrace();
            }
            throw e;
        }
    }

    // -- Internals only below this point

    private static void checkConfigPermission() {
        final SecurityManager sm = System.getSecurityManager();
        if (sm != null) {
            sm.checkPermission(new RuntimePermission(Context.NASHORN_SET_CONFIG));
        }
    }

    private static final List<String> names;
    private static final List<String> mimeTypes;
    private static final List<String> extensions;

    static {
        names = immutableList(
                    "nashorn", "Nashorn",
                    "js", "JS",
                    "JavaScript", "javascript",
                    "ECMAScript", "ecmascript"
                );

        mimeTypes = immutableList(
                        "application/javascript",
                        "application/ecmascript",
                        "text/javascript",
                        "text/ecmascript"
                    );

        extensions = immutableList("js");
    }

    private static List<String> immutableList(final String... elements) {
        return Collections.unmodifiableList(Arrays.asList(elements));
    }

    private static ClassLoader getAppClassLoader() {
        // Revisit: script engine implementation needs the capability to
        // find the class loader of the context in which the script engine
        // is running so that classes will be found and loaded properly
        final ClassLoader ccl = Thread.currentThread().getContextClassLoader();
        return (ccl == null)? NashornScriptEngineFactory.class.getClassLoader() : ccl;
    }
}

jdk/nashorn/api/scripting/NashornScriptEngineFactory.java

 

Or download all of them as a single archive file:

File name: jdk.scripting.nashorn-11.0.1-src.zip
File size: 1390965 bytes
Release date: 2018-11-04
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