87 lines
2.1 KiB
Java
87 lines
2.1 KiB
Java
// Object.java - The root of all evil.
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/* Copyright (C) 1998, 1999 Red Hat, Inc.
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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package java.lang;
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/**
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* @author Tom Tromey <tromey@cygnus.com>
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* @date September 30, 1998
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*/
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/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3
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* "The Java Language Specification", ISBN 0-201-63451-1
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* plus online API docs for JDK 1.2 beta from http://www.javasoft.com.
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* plus gcj compiler sources (to determine object layout)
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* Status: Complete to version 1.1
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*/
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public class Object
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{
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// This must come first. See _JvObjectPrefix in Object.h.
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protected void finalize () throws Throwable
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{
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}
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public final native Class getClass ();
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public native int hashCode ();
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public final native void notify ();
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public final native void notifyAll ();
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public final native void wait (long timeout, int nanos)
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throws InterruptedException;
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public boolean equals (Object obj)
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{
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return this == obj;
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}
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public Object ()
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{
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}
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public String toString ()
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{
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return getClass().getName() + '@' + Integer.toHexString(hashCode());
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}
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public final void wait () throws InterruptedException
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{
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wait (0, 0);
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}
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public final void wait (long timeout) throws InterruptedException
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{
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wait (timeout, 0);
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}
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protected native Object clone () throws CloneNotSupportedException;
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// This initializes the sync_info member. It is here for
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// completeness (some day we'll be able to auto-generate Object.h).
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private final native void sync_init ();
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// This exists as a workaround for the fact that we can't catch a
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// Java Exception from C++. This is from section 12.6 of the Java
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// Language Spec. FIXME: remove this once exception processing
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// works.
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private static final void hack12_6 (Object f)
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{
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try
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{
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f.finalize();
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}
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catch (Throwable x)
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{
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}
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}
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// Note that we don't mention the sync_info field here. If we do,
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// jc1 will not work correctly.
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}
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