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/ByteArrayResourcePoolEntry.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;

import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.UncheckedIOException;
import java.util.Objects;

/**
 * A ResourcePoolEntry backed by a given byte[].
 */
class ByteArrayResourcePoolEntry extends AbstractResourcePoolEntry {
    private final byte[] buffer;

    /**
     * Create a new ByteArrayResourcePoolEntry.
     *
     * @param module The module name.
     * @param path The data path identifier.
     * @param type The data type.
     * @param buf  The byte buffer.
     */
    ByteArrayResourcePoolEntry(String module, String path, Type type, byte[] buffer) {
        super(module, path, type);
        this.buffer = Objects.requireNonNull(buffer);
    }

    @Override
    public byte[] contentBytes() {
        return buffer.clone();
    }

    @Override
    public InputStream content() {
        return new ByteArrayInputStream(buffer);
    }

    @Override
    public void write(OutputStream out) {
        try {
            out.write(buffer);
        } catch (IOException ex) {
            throw new UncheckedIOException(ex);
        }
    }

    @Override
    public long contentLength() {
        return buffer.length;
    }
}

⏎ jdk/tools/jlink/internal/ByteArrayResourcePoolEntry.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 

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