| /* |
| * Copyright (c) 2000, 2001, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| package sun.jvm.hotspot.code; |
| |
| import java.io.*; |
| import sun.jvm.hotspot.code.*; |
| import sun.jvm.hotspot.debugger.*; |
| import sun.jvm.hotspot.runtime.*; |
| import sun.jvm.hotspot.utilities.*; |
| |
| /** A port of the VM's Stub mechanism. Note that the separation of |
| Stub and StubInterface (done in the VM to save space) is not |
| currently necessary in these APIs and has been flattened so that |
| class Stub has virtual functions overridden by concrete |
| subclasses. */ |
| |
| public class Stub extends VMObject { |
| |
| public Stub(Address addr) { |
| super(addr); |
| } |
| |
| // NOTE (FIXME): initialize(int) / finalize() elided for now |
| |
| // |
| // General info/converters |
| // |
| |
| /** Must return the size provided by initialize */ |
| public long getSize() { Assert.that(false, "should not call this"); return 0; } |
| // NOTE (FIXME): code_size_to_size elided for now (would be a good reason for inserting the StubInterface abstraction) |
| /** Needed to add this for iteration */ |
| public Address getAddress() { return addr; } |
| |
| // |
| // Code info |
| // |
| |
| /** Points to the first byte of the code */ |
| public Address codeBegin() { Assert.that(false, "should not call this"); return null; } |
| /** Points to the first byte after the code */ |
| public Address codeEnd() { Assert.that(false, "should not call this"); return null; } |
| |
| // |
| // Debugging |
| // |
| |
| /** Verifies the Stub */ |
| public void verify() { Assert.that(false, "should not call this"); } |
| /** Prints some information about the stub */ |
| public void printOn(PrintStream tty) { Assert.that(false, "should not call this"); } |
| } |