| /* 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: InterfaceCollection.java,v 1.1.1.1 2004/05/09 16:57:46 vlad_r Exp $ |
| */ |
| package com.vladium.jcd.cls; |
| |
| import java.io.IOException; |
| |
| import com.vladium.jcd.lib.UDataOutputStream; |
| import com.vladium.util.IntVector; |
| |
| // ---------------------------------------------------------------------------- |
| /** |
| * @author (C) 2001, Vlad Roubtsov |
| */ |
| final class InterfaceCollection implements IInterfaceCollection |
| { |
| // public: ................................................................ |
| |
| // ACCESSORS: |
| |
| public int get (final int offset) |
| { |
| return m_interfaces.get (offset); |
| } |
| |
| public int size () |
| { |
| return m_interfaces.size (); |
| } |
| |
| // Cloneable: |
| |
| /** |
| * Performs a deep copy. |
| */ |
| public Object clone () |
| { |
| try |
| { |
| final InterfaceCollection _clone = (InterfaceCollection) super.clone (); |
| |
| // deep clone: |
| _clone.m_interfaces = (IntVector) m_interfaces.clone (); |
| |
| return _clone; |
| } |
| catch (CloneNotSupportedException e) |
| { |
| throw new InternalError (e.toString ()); |
| } |
| } |
| |
| // IClassFormatOutput: |
| |
| public void writeInClassFormat (final UDataOutputStream out) throws IOException |
| { |
| int _interfaces_count = m_interfaces.size (); // use size() if class becomes non-final |
| out.writeU2 (_interfaces_count); |
| |
| for (int i = 0; i < _interfaces_count; i++) |
| { |
| out.writeU2 (get (i)); |
| } |
| } |
| |
| // Visitor: |
| |
| public void accept (final IClassDefVisitor visitor, final Object ctx) |
| { |
| visitor.visit (this, ctx); |
| } |
| |
| |
| // MUTATORS: |
| |
| public int add (final int interface_index) |
| { |
| final int newoffset = m_interfaces.size (); // use size() if class becomes non-final |
| m_interfaces.add (interface_index); |
| |
| return newoffset; |
| } |
| |
| public int set (final int offset, final int interface_index) |
| { |
| return m_interfaces.set (offset, interface_index); |
| } |
| |
| // protected: ............................................................. |
| |
| // package: ............................................................... |
| |
| |
| InterfaceCollection (final int capacity) |
| { |
| m_interfaces = capacity < 0 ? new IntVector () : new IntVector (capacity); |
| } |
| |
| // private: ............................................................... |
| |
| |
| private IntVector m_interfaces; // vector of constant pool indices |
| |
| } // end of class |
| // ---------------------------------------------------------------------------- |