JDK 11 jdk.jlink.jmod is the JMOD file for JDK 11 JLink tool, which can be invoked by the "jlink" command.

JDK 11 JLink tool compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\jdk.jlink.jmod.

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

JDK 11 JLink tool source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\jdk.jlink.

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

⏎ jdk/tools/jlink/internal/plugins/ReleaseInfoPlugin.java

/*
 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */
package jdk.tools.jlink.internal.plugins;

import java.io.ByteArrayOutputStream;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.UncheckedIOException;
import java.lang.module.ModuleDescriptor;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import java.util.function.Function;
import java.util.stream.Collectors;
import jdk.tools.jlink.internal.ModuleSorter;
import jdk.tools.jlink.internal.Utils;
import jdk.tools.jlink.plugin.PluginException;
import jdk.tools.jlink.plugin.ResourcePool;
import jdk.tools.jlink.plugin.ResourcePoolBuilder;
import jdk.tools.jlink.plugin.ResourcePoolEntry;
import jdk.tools.jlink.plugin.ResourcePoolModule;
import jdk.tools.jlink.plugin.Plugin;

/**
 * This plugin adds/deletes information for 'release' file.
 */
public final class ReleaseInfoPlugin implements Plugin {
    // option name
    public static final String NAME = "release-info";
    public static final String KEYS = "keys";
    private final Map<String, String> release = new HashMap<>();

    @Override
    public Category getType() {
        return Category.METAINFO_ADDER;
    }

    @Override
    public String getName() {
        return NAME;
    }

    @Override
    public String getDescription() {
        return PluginsResourceBundle.getDescription(NAME);
    }

    @Override
    public Set<State> getState() {
        return EnumSet.of(State.AUTO_ENABLED, State.FUNCTIONAL);
    }

    @Override
    public boolean hasArguments() {
        return true;
    }

    @Override
    public String getArgumentsDescription() {
        return PluginsResourceBundle.getArgument(NAME);
    }

    @Override
    public void configure(Map<String, String> config) {
        String operation = config.get(NAME);
        if (operation == null) {
            return;
        }

        switch (operation) {
            case "add": {
                // leave it to open-ended! source, java_version, java_full_version
                // can be passed via this option like:
                //
                //     --release-info add:build_type=fastdebug,source=openjdk,java_version=9
                // and put whatever value that was passed in command line.

                config.keySet().stream()
                      .filter(s -> !NAME.equals(s))
                      .forEach(s -> release.put(s, config.get(s)));
            }
            break;

            case "del": {
                // --release-info del:keys=openjdk,java_version
                Utils.parseList(config.get(KEYS)).stream().forEach((k) -> {
                    release.remove(k);
                });
            }
            break;

            default: {
                // --release-info <file>
                Properties props = new Properties();
                try (FileInputStream fis = new FileInputStream(operation)) {
                    props.load(fis);
                } catch (IOException exp) {
                    throw new UncheckedIOException(exp);
                }
                props.forEach((k, v) -> release.put(k.toString(), v.toString()));
            }
            break;
        }
    }

    @Override
    public ResourcePool transform(ResourcePool in, ResourcePoolBuilder out) {
        in.transformAndCopy(Function.identity(), out);

        ResourcePoolModule javaBase = in.moduleView().findModule("java.base")
                                                     .orElse(null);
        if (javaBase == null || javaBase.targetPlatform() == null) {
            throw new PluginException("ModuleTarget attribute is missing for java.base module");
        }

        // fill release information available from transformed "java.base" module!
        ModuleDescriptor desc = javaBase.descriptor();
        desc.version().ifPresent(v -> release.put("JAVA_VERSION",
                                                  quote(parseVersion(v))));

        // put topological sorted module names separated by space
        release.put("MODULES",  new ModuleSorter(in.moduleView())
               .sorted().map(ResourcePoolModule::name)
               .collect(Collectors.joining(" ", "\"", "\"")));

        // create a TOP level ResourcePoolEntry for "release" file.
        out.add(ResourcePoolEntry.create("/java.base/release",
                                         ResourcePoolEntry.Type.TOP,
                                         releaseFileContent()));
        return out.build();
    }

    // Parse version string and return a string that includes only version part
    // leaving "pre", "build" information. See also: java.lang.Runtime.Version.
    private static String parseVersion(ModuleDescriptor.Version v) {
        return Runtime.Version.parse(v.toString())
                      .version()
                      .stream()
                      .map(Object::toString)
                      .collect(Collectors.joining("."));
    }

    private static String quote(String str) {
        return "\"" + str + "\"";
    }

    private byte[] releaseFileContent() {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        try (PrintWriter pw = new PrintWriter(baos)) {
            release.entrySet().stream()
                   .sorted(Map.Entry.comparingByKey())
                   .forEach(e -> pw.format("%s=%s%n", e.getKey(), e.getValue()));
        }
        return baos.toByteArray();
    }
}

⏎ jdk/tools/jlink/internal/plugins/ReleaseInfoPlugin.java

Or download all of them as a single archive file:

File name: jdk.jlink-11.0.1-src.zip
File size: 155677 bytes
Release date: 2018-11-04
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