    001/*
    002 * Forge Mod Loader
    003 * Copyright (c) 2012-2013 cpw.
    004 * All rights reserved. This program and the accompanying materials
    005 * are made available under the terms of the GNU Lesser Public License v2.1
    006 * which accompanies this distribution, and is available at
    007 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
    008 *
    009 * Contributors:
    010 *     cpw - implementation
    011 */
    012
    013package cpw.mods.fml.common;
    014
    015import java.io.File;
    016import java.util.regex.Pattern;
    017
    018import org.objectweb.asm.Type;
    019
    020import cpw.mods.fml.common.discovery.ModCandidate;
    021import cpw.mods.fml.common.discovery.asm.ASMModParser;
    022import cpw.mods.fml.common.discovery.asm.ModAnnotation;
    023import cpw.mods.fml.common.modloader.ModLoaderModContainer;
    024
    025public class ModContainerFactory
    026{
    027    private static Pattern modClass = Pattern.compile(".*(\\.|)(mod\\_[^\\s$]+)$");
    028    private static ModContainerFactory INSTANCE = new ModContainerFactory();
    029    public static ModContainerFactory instance() {
    030        return INSTANCE;
    031    }
    032    public ModContainer build(ASMModParser modParser, File modSource, ModCandidate container)
    033    {
    034        String className = modParser.getASMType().getClassName();
    035        if (modParser.isBaseMod(container.getRememberedBaseMods()) && modClass.matcher(className).find())
    036        {
    037            FMLLog.fine("Identified a BaseMod type mod %s", className);
    038            return new ModLoaderModContainer(className, modSource, modParser.getBaseModProperties());
    039        }
    040        else if (modClass.matcher(className).find())
    041        {
    042            FMLLog.fine("Identified a class %s following modloader naming convention but not directly a BaseMod or currently seen subclass", className);
    043            container.rememberModCandidateType(modParser);
    044        }
    045        else if (modParser.isBaseMod(container.getRememberedBaseMods()))
    046        {
    047            FMLLog.fine("Found a basemod %s of non-standard naming format", className);
    048            container.rememberBaseModType(className);
    049        }
    050
    051        // We warn if it's not a basemod instance -- compatibility requires it to be in net.minecraft.src *sigh*
    052        if (className.startsWith("net.minecraft.src.") && container.isClasspath() && !container.isMinecraftJar())
    053        {
    054            FMLLog.severe("FML has detected a mod that is using a package name based on 'net.minecraft.src' : %s. This is generally a severe programming error. "
    055                    + " There should be no mod code in the minecraft namespace. MOVE YOUR MOD! If you're in eclipse, select your source code and 'refactor' it into "
    056                    + "a new package. Go on. DO IT NOW!",className);
    057        }
    058
    059        for (ModAnnotation ann : modParser.getAnnotations())
    060        {
    061            if (ann.getASMType().equals(Type.getType(Mod.class)))
    062            {
    063                FMLLog.fine("Identified an FMLMod type mod %s", className);
    064                return new FMLModContainer(className, modSource, ann.getValues());
    065            }
    066        }
    067
    068        return null;
    069    }
    070}