JDK 1.1 source code directory contains Java source code for JDK 1.1 core classes: "C:\fyicenter\jdk-1.1.8\src".

Here is the list of Java classes of the JDK 1.1 source code:

⏎ java/awt/AWTError.java

/*
 * @(#)AWTError.java	1.9 01/12/10
 *
 * Copyright 2002 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

package java.awt;

/**
 * Thrown when a serious Abstract Window Toolkit error has occurred. 
 *
 * @version 	1.9 12/10/01
 * @author 	Arthur van Hoff
 */
public class AWTError extends Error {

    /*
     * JDK 1.1 serialVersionUID 
     */
     private static final long serialVersionUID = -1819846354050686206L;

    /**
     * Constructs an instance of <code>AWTError</code> with the specified 
     * detail message. 
     * @param   msg   the detail message.
     * @since   JDK1.0
     */
    public AWTError(String msg) {
	super(msg);
    }
}

⏎ java/awt/AWTError.java

Or download all of them as a single archive file:

File name: jdk-1.1.8-src.zip
File size: 1574187 bytes
Release date: 2018-11-16
Download 

⇒ Backup JDK 1.1 Installation Directory

⇐ JDK 1.1 classes.zip - Java Core Classes

⇑ Download and Review JDK 1.1

⇑⇑ FAQ for JDK (Java Development Kit)