MatchesWriter.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.convert;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.Map;

import cuchaz.enigma.mapping.BehaviorEntry;
import cuchaz.enigma.mapping.ClassEntry;
import cuchaz.enigma.mapping.Entry;
import cuchaz.enigma.mapping.FieldEntry;

public class MatchesWriter
{
	
	public static void writeClasses(ClassMatches matches, File file)
		throws IOException
	{
		try(FileWriter out = new FileWriter(file))
		{
			for(ClassMatch match : matches)
				writeClassMatch(out, match);
		}
	}
	
	private static void writeClassMatch(FileWriter out, ClassMatch match)
		throws IOException
	{
		writeClasses(out, match.sourceClasses);
		out.write(":");
		writeClasses(out, match.destClasses);
		out.write("\n");
	}
	
	private static void writeClasses(FileWriter out,
		Iterable<ClassEntry> classes) throws IOException
	{
		boolean isFirst = true;
		for(ClassEntry entry : classes)
		{
			if(isFirst)
				isFirst = false;
			else
				out.write(",");
			out.write(entry.toString());
		}
	}
	
	public static <T extends Entry> void writeMembers(MemberMatches<T> matches,
		File file) throws IOException
	{
		try(FileWriter out = new FileWriter(file))
		{
			for(Map.Entry<T, T> match : matches.matches().entrySet())
				writeMemberMatch(out, match.getKey(), match.getValue());
			for(T entry : matches.getUnmatchedSourceEntries())
				writeMemberMatch(out, entry, null);
			for(T entry : matches.getUnmatchedDestEntries())
				writeMemberMatch(out, null, entry);
			for(T entry : matches.getUnmatchableSourceEntries())
				writeUnmatchableEntry(out, entry);
		}
	}
	
	private static <T extends Entry> void writeMemberMatch(FileWriter out,
		T source, T dest) throws IOException
	{
		if(source != null)
			writeEntry(out, source);
		out.write(":");
		if(dest != null)
			writeEntry(out, dest);
		out.write("\n");
	}
	
	private static <T extends Entry> void writeUnmatchableEntry(FileWriter out,
		T entry) throws IOException
	{
		out.write("!");
		writeEntry(out, entry);
		out.write("\n");
	}
	
	private static <T extends Entry> void writeEntry(FileWriter out, T entry)
		throws IOException
	{
		if(entry instanceof FieldEntry)
			writeField(out, (FieldEntry)entry);
		else if(entry instanceof BehaviorEntry)
			writeBehavior(out, (BehaviorEntry)entry);
	}
	
	private static void writeField(FileWriter out, FieldEntry fieldEntry)
		throws IOException
	{
		out.write(fieldEntry.getClassName());
		out.write(" ");
		out.write(fieldEntry.getName());
		out.write(" ");
		out.write(fieldEntry.getType().toString());
	}
	
	private static void writeBehavior(FileWriter out,
		BehaviorEntry behaviorEntry) throws IOException
	{
		out.write(behaviorEntry.getClassName());
		out.write(" ");
		out.write(behaviorEntry.getName());
		out.write(" ");
		if(behaviorEntry.getSignature() != null)
			out.write(behaviorEntry.getSignature().toString());
	}
}