JDK 11 jdk.jlink.jmod - JLink Tool

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.

✍: FYIcenter

jdk/tools/jlink/internal/plugins/LegalNoticeFilePlugin.java

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

import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;

import jdk.tools.jlink.internal.ModuleSorter;
import jdk.tools.jlink.internal.Utils;
import jdk.tools.jlink.plugin.Plugin;
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.ResourcePoolEntry.Type;
import jdk.tools.jlink.plugin.ResourcePoolModule;

/**
 * A plugin to de-duplicate the legal notices from JMOD files.
 *
 * For a de-duplicated legal notice, the actual copy will be in
 * the base module and with symbolic links in other modules.
 * On platform that does not support symbolic links, a file
 * will be created to contain the path to the linked target.
 */
public final class LegalNoticeFilePlugin implements Plugin {

    private static final String NAME = "dedup-legal-notices";
    private static final String ERROR_IF_NOT_SAME_CONTENT = "error-if-not-same-content";
    private final Map<String, List<ResourcePoolEntry>> licenseOrNotice =
        new HashMap<>();

    private boolean errorIfNotSameContent = false;

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

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

    @Override
    public void configure(Map<String, String> config) {
        String arg = config.get(NAME);
        if (arg != null) {
            if (arg.equals(ERROR_IF_NOT_SAME_CONTENT)) {
                errorIfNotSameContent = true;
            } else {
                throw new IllegalArgumentException(NAME + ": " + arg);
            }
        }
    }

    @Override
    public ResourcePool transform(ResourcePool in, ResourcePoolBuilder out) {
        // Sort modules in the topological order
        // process all legal notices/licenses entries
        new ModuleSorter(in.moduleView())
            .sorted()
            .flatMap(ResourcePoolModule::entries)
            .filter(entry -> entry.type() == Type.LEGAL_NOTICE)
            .forEach(this::dedupLegalNoticeEntry);

        in.entries()
            .filter(entry -> entry.type() != Type.LEGAL_NOTICE)
            .forEach(out::add);

        licenseOrNotice.values().stream()
            .flatMap(List::stream)
            .forEach(out::add);
        return out.build();
    }

    private void dedupLegalNoticeEntry(ResourcePoolEntry entry) {
        Path path = Utils.getJRTFSPath(entry.path());
        Path filename = path.getFileName();

        List<ResourcePoolEntry> entries =
            licenseOrNotice.computeIfAbsent(filename.toString(), _k -> new ArrayList<>());

        Optional<ResourcePoolEntry> otarget = entries.stream()
            .filter(e -> e.linkedTarget() == null)
            .filter(e -> Arrays.equals(e.contentBytes(), entry.contentBytes()))
            .findFirst();
        if (!otarget.isPresent()) {
            if (errorIfNotSameContent) {
                // all legal notices of the same file name are expected
                // to contain the same content
                Optional<ResourcePoolEntry> ores =
                    entries.stream().filter(e -> e.linkedTarget() == null)
                           .findAny();

                if (ores.isPresent()) {
                    throw new PluginException(ores.get().path() + " " +
                        entry.path() + " contain different content");
                }
            }
            entries.add(entry);
        } else {
            entries.add(ResourcePoolEntry.createSymLink(entry.path(),
                                                        entry.type(),
                                                        otarget.get()));
        }
    }

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

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

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

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

jdk/tools/jlink/internal/plugins/LegalNoticeFilePlugin.java

 

JDK 11 jdk.jshell.jmod - JShell Tool

JDK 11 jdk.jfr.jmod - JFR Module

Download and Use JDK 11

⇑⇑ FAQ for JDK (Java Development Kit)

2020-06-30, 5867👍, 0💬