| /* Copyright (C) 2003 Vladimir Roubtsov. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under |
| * the terms of the Common Public License v1.0 which accompanies this distribution, |
| * and is available at http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * $Id: CONSTANT_ref_info.java,v 1.1.1.1 2004/05/09 16:57:49 vlad_r Exp $ |
| */ |
| package com.vladium.jcd.cls.constant; |
| |
| import java.io.IOException; |
| |
| import com.vladium.jcd.lib.UDataInputStream; |
| import com.vladium.jcd.lib.UDataOutputStream; |
| |
| // ---------------------------------------------------------------------------- |
| /** |
| * Abstract base for all CONSTANT_XXXref_info structures. They all have a constant |
| * pool pointer to a {@link CONSTANT_Class_info} and {@link CONSTANT_NameAndType_info} |
| * entries.<P> |
| * |
| * The value of the class_index item must be a valid index into the constant pool |
| * table. The constant pool entry at that index must be a {@link CONSTANT_Class_info} |
| * structure representing the class or interface type that contains the declaration |
| * of the field or method.<P> |
| * |
| * The class_index item of a {@link CONSTANT_Fieldref_info} or a {@link CONSTANT_Methodref_info} |
| * structure must be a class type, not an interface type. The class_index item of |
| * a {@link CONSTANT_InterfaceMethodref_info} structure must be an interface type |
| * that declares the given method. |
| * |
| * @see CONSTANT_Fieldref_info |
| * @see CONSTANT_Methodref_info |
| * @see CONSTANT_InterfaceMethodref_info |
| * |
| * @author (C) 2001, Vlad Roubtsov |
| */ |
| public |
| abstract class CONSTANT_ref_info extends CONSTANT_info |
| { |
| // public: ................................................................ |
| |
| |
| public int m_class_index; |
| public int m_name_and_type_index; |
| |
| // IClassFormatOutput: |
| |
| public void writeInClassFormat (final UDataOutputStream out) throws IOException |
| { |
| super.writeInClassFormat (out); |
| |
| out.writeU2 (m_class_index); |
| out.writeU2 (m_name_and_type_index); |
| } |
| |
| // Cloneable: inherited clone() is Ok |
| |
| // protected: ............................................................. |
| |
| |
| protected CONSTANT_ref_info (final UDataInputStream bytes) |
| throws IOException |
| { |
| m_class_index = bytes.readU2 (); |
| m_name_and_type_index = bytes.readU2 (); |
| } |
| |
| protected CONSTANT_ref_info (final int class_index, final int name_and_type_index) |
| { |
| m_class_index = class_index; |
| m_name_and_type_index = name_and_type_index; |
| } |
| |
| // package: ............................................................... |
| |
| // private: ............................................................... |
| |
| } // end of class |
| // ---------------------------------------------------------------------------- |