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Java example source code file (COFFLineNumber.java)

This example Java source code file (COFFLineNumber.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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Java - Java tags/keywords

cofflinenumber

The COFFLineNumber.java Java example source code

/*
 * Copyright (c) 2000, 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.debugger.win32.coff;

/** Describes a COFF line number. (Some of the descriptions are taken
    directly from Microsoft's documentation and are copyrighted by
    Microsoft.) */

public interface COFFLineNumber {
  /** <P> Union of two fields: Symbol Table Index and RVA. Whether
      Symbol Table Index or RVA is used depends on the value of
      getLineNumber(). </P>

      <P> SymbolTableIndex is used when getLineNumber() is 0: index to
      symbol table entry for a function. This format is used to
      indicate the function that a group of line-number records refer
      to. </P>

      <P> VirtualAddress is used when LineNumber is non-zero: relative
      virtual address of the executable code that corresponds to the
      source line indicated. In an object file, this contains the
      virtual address within the section. </P> */
  public int getType();

  /** When nonzero, this field specifies a one-based line number. When
      zero, the Type field is interpreted as a Symbol Table Index for
      a function. */
  public short getLineNumber();
}

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