JDK14/Java14源码在线阅读

/*
 * Copyright (c) 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
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package sun.jvm.hotspot.debugger.cdbg;

import sun.jvm.hotspot.debugger.*;

/** A LoadObject models a DSO/DLL/EXE; that is, an entity relocated by
    the run-time linker. */

public interface LoadObject {
  /** Base address at which this loadobject was relocated at run-time */
  public Address getBase();

  /** Full path name of this loadobject */
  public String getName();

  /** Size of the loadobject in bytes (determines the range of program
      counters and data contained within this loadobject) */
  public long getSize();

  /** Returns a debug info database for this loadobject if debug info
      is present; otherwise, returns null. */
  public CDebugInfoDataBase getDebugInfoDataBase() throws DebuggerException;

  /** Get debug information for the given program counter. PC must be
      contained within this loadobject or a DebuggerException is
      thrown. Returns null if there is no debug information available
      (i.e., because this is not a debug build). */
  public BlockSym debugInfoForPC(Address pc) throws DebuggerException;

  /** Fetch the name of the closest exported symbol and the distance
      of the PC to that symbol. Returns null if the PC was not within
      this loadobject or if a symbol could not be found before this
      PC. FIXME: specify whether this is mangled/demangled. */
  public ClosestSymbol closestSymbolToPC(Address pc) throws DebuggerException;

  /** Returns line number information for the given PC, including

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