JDK 11 java.base.jmod is the JMOD file for JDK 11 Base module.

JDK 11 Base module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.base.jmod.

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

JDK 11 Base module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.base.

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

⏎ java/io/ObjectInput.java

/*
 * Copyright (c) 1996, 2010, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package java.io;

/**
 * ObjectInput extends the DataInput interface to include the reading of
 * objects. DataInput includes methods for the input of primitive types,
 * ObjectInput extends that interface to include objects, arrays, and Strings.
 *
 * @author  unascribed
 * @see java.io.InputStream
 * @see java.io.ObjectOutputStream
 * @see java.io.ObjectInputStream
 * @since   1.1
 */
public interface ObjectInput extends DataInput, AutoCloseable {
    /**
     * Read and return an object. The class that implements this interface
     * defines where the object is "read" from.
     *
     * @return the object read from the stream
     * @exception java.lang.ClassNotFoundException If the class of a serialized
     *      object cannot be found.
     * @exception IOException If any of the usual Input/Output
     * related exceptions occur.
     */
    public Object readObject()
        throws ClassNotFoundException, IOException;

    /**
     * Reads a byte of data. This method will block if no input is
     * available.
     * @return  the byte read, or -1 if the end of the
     *          stream is reached.
     * @exception IOException If an I/O error has occurred.
     */
    public int read() throws IOException;

    /**
     * Reads into an array of bytes.  This method will
     * block until some input is available.
     * @param b the buffer into which the data is read
     * @return  the actual number of bytes read, -1 is
     *          returned when the end of the stream is reached.
     * @exception IOException If an I/O error has occurred.
     */
    public int read(byte b[]) throws IOException;

    /**
     * Reads into an array of bytes.  This method will
     * block until some input is available.
     * @param b the buffer into which the data is read
     * @param off the start offset of the data
     * @param len the maximum number of bytes read
     * @return  the actual number of bytes read, -1 is
     *          returned when the end of the stream is reached.
     * @exception IOException If an I/O error has occurred.
     */
    public int read(byte b[], int off, int len) throws IOException;

    /**
     * Skips n bytes of input.
     * @param n the number of bytes to be skipped
     * @return  the actual number of bytes skipped.
     * @exception IOException If an I/O error has occurred.
     */
    public long skip(long n) throws IOException;

    /**
     * Returns the number of bytes that can be read
     * without blocking.
     * @return the number of available bytes.
     * @exception IOException If an I/O error has occurred.
     */
    public int available() throws IOException;

    /**
     * Closes the input stream. Must be called
     * to release any resources associated with
     * the stream.
     * @exception IOException If an I/O error has occurred.
     */
    public void close() throws IOException;
}

⏎ java/io/ObjectInput.java

Or download all of them as a single archive file:

File name: java.base-11.0.1-src.zip
File size: 8740354 bytes
Release date: 2018-11-04
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