请问这个 class 的源文件在哪里查看？

vi_liao

Exception.java 只能看到一个空的定义。
请问具体的源文件在哪里查看？

这个也不是 Interface，奇怪。

/*
* @(#)Exception.java        1.29 01/12/03
*
* Copyright 2002 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/

package java.lang;

/**
* The class <code>;Exception</code>; and its subclasses are a form of
* <code>;Throwable</code>; that indicates conditions that a reasonable
* application might want to catch.
*
* @author  Frank Yellin
* @version 1.29, 12/03/01
* @see     java.lang.Error
* @since   JDK1.0
*/
public class Exception extends Throwable {
    static final long serialVersionUID = -3387516993124229948L;

    /**
     * Constructs a new exception with <code>;null</code>; as its detail message.
     * The cause is not initialized, and may subsequently be initialized by a
     * call to {@link #initCause}.
     */
    public Exception() {
        super();
    }

    /**
     * Constructs a new exception with the specified detail message.  The
     * cause is not initialized, and may subsequently be initialized by
     * a call to {@link #initCause}.
     *
     * @param   message   the detail message. The detail message is saved for
     *          later retrieval by the {@link #getMessage()} method.
     */
    public Exception(String message) {
        super(message);
    }

    /**
     * Constructs a new exception with the specified detail message and
     * cause.  <p>;Note that the detail message associated with
     * <code>;cause</code>; is <i>;not</i>; automatically incorporated in
     * this exception's detail message.
     *
     * @param  message the detail message (which is saved for later retrieval
     *         by the {@link #getMessage()} method).
     * @param  cause the cause (which is saved for later retrieval by the
     *         {@link #getCause()} method).  (A <tt>;null</tt>; value is
     *         permitted, and indicates that the cause is nonexistent or
     *         unknown.)
     * @since  1.4
     */
    public Exception(String message, Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructs a new exception with the specified cause and a detail
     * message of <tt>;(cause==null ? null : cause.toString())</tt>; (which
     * typically contains the class and detail message of <tt>;cause</tt>.
     * This constructor is useful for exceptions that are little more than
     * wrappers for other throwables (for example, {@link
     * java.security.PrivilegedActionException}).
     *
     * @param  cause the cause (which is saved for later retrieval by the
     *         {@link #getCause()} method).  (A <tt>;null</tt>; value is
     *         permitted, and indicates that the cause is nonexistent or
     *         unknown.)
     * @since  1.4
     */
    public Exception(Throwable cause) {
        super(cause);
    }
}

leonbao

It extends from Throwable. Read class "Throwable".

saintdragon

是“Throwable”的子类，请读“Throwable”class

vi_liao

oh,Thanks
比较奇怪全是 super();