/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * published by the Free Software Foundation.
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 * 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.
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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.
/** 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
/** 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
/** Needed to add this for iteration */
public Address getAddress() { return addr; } // // Code info //
Points to the first byte of the code
/** 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
/** Points to the first byte after the code */
public Address codeEnd() { Assert.that(false, "should not call this"); return null; } // // Debugging //
Verifies the Stub
/** Verifies the Stub */
public void verify() { Assert.that(false, "should not call this"); }
Prints some information about the stub
/** Prints some information about the stub */
public void printOn(PrintStream tty) { Assert.that(false, "should not call this"); } }