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/jmod/JmodOutputStream.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.jmod;

import java.io.BufferedOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.UncheckedIOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
import jdk.internal.jmod.JmodFile;

import static jdk.internal.jmod.JmodFile.*;

/**
 * Output stream to write to JMOD file
 */
class JmodOutputStream extends OutputStream implements AutoCloseable {
    /**
     * This method creates (or overrides, if exists) the JMOD file,
     * returning the the output stream to write to the JMOD file.
     */
    static JmodOutputStream newOutputStream(Path file) throws IOException {
        OutputStream out = Files.newOutputStream(file);
        BufferedOutputStream bos = new BufferedOutputStream(out);
        return new JmodOutputStream(bos);
    }

    private final ZipOutputStream zos;
    private JmodOutputStream(OutputStream out) {
        this.zos = new ZipOutputStream(out);
        try {
            JmodFile.writeMagicNumber(out);
        } catch (IOException e) {
            throw new UncheckedIOException(e);
        }
    }

    /**
     * Writes the input stream to the named entry of the given section.
     */
    public void writeEntry(InputStream in, Section section, String name)
        throws IOException
    {
        ZipEntry ze = newEntry(section, name);
        zos.putNextEntry(ze);
        in.transferTo(zos);
        zos.closeEntry();
    }

    /**
     * Writes the given bytes to the named entry of the given section.
     */
    public void writeEntry(byte[] bytes, Section section, String path)
        throws IOException
    {
        ZipEntry ze = newEntry(section, path);
        zos.putNextEntry(ze);
        zos.write(bytes);
        zos.closeEntry();
    }

    /**
     * Writes the given entry to the given input stream.
     */
    public void writeEntry(InputStream in, Entry e) throws IOException {
        zos.putNextEntry(e.zipEntry());
        zos.write(in.readAllBytes());
        zos.closeEntry();
    }

    private ZipEntry newEntry(Section section, String path) {
        String prefix = section.jmodDir();
        String name = Paths.get(prefix, path).toString()
                           .replace(File.separatorChar, '/');
        return new ZipEntry(name);
    }

    @Override
    public void write(int b) throws IOException {
        zos.write(b);
    }

    @Override
    public void close() throws IOException {
        zos.close();
    }
}

⏎ jdk/tools/jmod/JmodOutputStream.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
Download 

⇒ JDK 11 jdk.jshell.jmod - JShell Tool

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