ArgumentEntry.java

/*******************************************************************************
 * Copyright (c) 2015 Jeff Martin.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser General Public
 * License v3.0 which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/lgpl.html
 *
 * Contributors:
 * Jeff Martin - initial API and implementation
 ******************************************************************************/
package cuchaz.enigma.mapping;

import java.io.Serializable;

import cuchaz.enigma.Util;

public class ArgumentEntry implements Entry, Serializable
{
	
	private static final long serialVersionUID = 4472172468162696006L;
	
	private BehaviorEntry m_behaviorEntry;
	private int m_index;
	private String m_name;
	
	public ArgumentEntry(BehaviorEntry behaviorEntry, int index, String name)
	{
		if(behaviorEntry == null)
			throw new IllegalArgumentException("Behavior cannot be null!");
		if(index < 0)
			throw new IllegalArgumentException("Index must be non-negative!");
		if(name == null)
			throw new IllegalArgumentException("Argument name cannot be null!");
		
		m_behaviorEntry = behaviorEntry;
		m_index = index;
		m_name = name;
	}
	
	public ArgumentEntry(ArgumentEntry other)
	{
		m_behaviorEntry =
			(BehaviorEntry)m_behaviorEntry.cloneToNewClass(getClassEntry());
		m_index = other.m_index;
		m_name = other.m_name;
	}
	
	public ArgumentEntry(ArgumentEntry other, String newClassName)
	{
		m_behaviorEntry =
			(BehaviorEntry)other.m_behaviorEntry
				.cloneToNewClass(new ClassEntry(newClassName));
		m_index = other.m_index;
		m_name = other.m_name;
	}
	
	public BehaviorEntry getBehaviorEntry()
	{
		return m_behaviorEntry;
	}
	
	public int getIndex()
	{
		return m_index;
	}
	
	@Override
	public String getName()
	{
		return m_name;
	}
	
	@Override
	public ClassEntry getClassEntry()
	{
		return m_behaviorEntry.getClassEntry();
	}
	
	@Override
	public String getClassName()
	{
		return m_behaviorEntry.getClassName();
	}
	
	@Override
	public ArgumentEntry cloneToNewClass(ClassEntry classEntry)
	{
		return new ArgumentEntry(this, classEntry.getName());
	}
	
	public String getMethodName()
	{
		return m_behaviorEntry.getName();
	}
	
	public Signature getMethodSignature()
	{
		return m_behaviorEntry.getSignature();
	}
	
	@Override
	public int hashCode()
	{
		return Util.combineHashesOrdered(m_behaviorEntry,
			Integer.valueOf(m_index).hashCode(), m_name.hashCode());
	}
	
	@Override
	public boolean equals(Object other)
	{
		if(other instanceof ArgumentEntry)
			return equals((ArgumentEntry)other);
		return false;
	}
	
	public boolean equals(ArgumentEntry other)
	{
		return m_behaviorEntry.equals(other.m_behaviorEntry)
			&& m_index == other.m_index && m_name.equals(other.m_name);
	}
	
	@Override
	public String toString()
	{
		return m_behaviorEntry.toString() + "(" + m_index + ":" + m_name + ")";
	}
}