JDK 17 java.base.jmod is the JMOD file for JDK 17 Base module.

JDK 17 Base module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\java.base.jmod.

JDK 17 Base module compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.

JDK 17 Base module source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\java.base.

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

⏎ java/io/UncheckedIOException.java

/*
 * Copyright (c) 2012, 2020, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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package java.io;

import java.util.Objects;

/**
 * Wraps an {@link IOException} with an unchecked exception.
 *
 * @since   1.8
 */
public class UncheckedIOException extends RuntimeException {
    @java.io.Serial
    private static final long serialVersionUID = -8134305061645241065L;

    /**
     * Constructs an instance of this class.
     *
     * @param   message
     *          the detail message, can be null
     * @param   cause
     *          the {@code IOException}
     *
     * @throws  NullPointerException
     *          if the cause is {@code null}
     */
    public UncheckedIOException(String message, IOException cause) {
        super(message, Objects.requireNonNull(cause));
    }

    /**
     * Constructs an instance of this class.
     *
     * @param   cause
     *          the {@code IOException}
     *
     * @throws  NullPointerException
     *          if the cause is {@code null}
     */
    public UncheckedIOException(IOException cause) {
        super(Objects.requireNonNull(cause));
    }

    /**
     * Returns the cause of this exception.
     *
     * @return  the {@code IOException} which is the cause of this exception.
     */
    @Override
    public IOException getCause() {
        return (IOException) super.getCause();
    }

    /**
     * Called to read the object from a stream.
     *
     * @param  s the {@code ObjectInputStream} from which data is read
     * @throws IOException if an I/O error occurs
     * @throws ClassNotFoundException if a serialized class cannot be loaded
     * @throws  InvalidObjectException
     *          if the object is invalid or has a cause that is not
     *          an {@code IOException}
     */
    @java.io.Serial
    private void readObject(ObjectInputStream s)
        throws IOException, ClassNotFoundException
    {
        s.defaultReadObject();
        Throwable cause = super.getCause();
        if (!(cause instanceof IOException))
            throw new InvalidObjectException("Cause must be an IOException");
    }
}

⏎ java/io/UncheckedIOException.java

Or download all of them as a single archive file:

File name: java.base-17.0.5-src.zip
File size: 8883851 bytes
Release date: 2022-09-13
Download 

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