    001    package cpw.mods.fml.common;
    002
    003    import java.io.File;
    004    import java.util.regex.Pattern;
    005
    006    import org.objectweb.asm.Type;
    007
    008    import cpw.mods.fml.common.discovery.ModCandidate;
    009    import cpw.mods.fml.common.discovery.asm.ASMModParser;
    010    import cpw.mods.fml.common.discovery.asm.ModAnnotation;
    011    import cpw.mods.fml.common.modloader.ModLoaderModContainer;
    012
    013    public class ModContainerFactory
    014    {
    015        private static Pattern modClass = Pattern.compile(".*(\\.|)(mod\\_[^\\s$]+)$");
    016        private static ModContainerFactory INSTANCE = new ModContainerFactory();
    017        public static ModContainerFactory instance() {
    018            return INSTANCE;
    019        }
    020        public ModContainer build(ASMModParser modParser, File modSource, ModCandidate container)
    021        {
    022            String className = modParser.getASMType().getClassName();
    023            if (modParser.isBaseMod(container.getRememberedBaseMods()) && modClass.matcher(className).find())
    024            {
    025                FMLLog.fine("Identified a BaseMod type mod %s", className);
    026                return new ModLoaderModContainer(className, modSource, modParser.getBaseModProperties());
    027            }
    028            else if (modClass.matcher(className).find())
    029            {
    030                FMLLog.fine("Identified a class %s following modloader naming convention but not directly a BaseMod or currently seen subclass", className);
    031                container.rememberModCandidateType(modParser);
    032            }
    033            else if (modParser.isBaseMod(container.getRememberedBaseMods()))
    034            {
    035                FMLLog.fine("Found a basemod %s of non-standard naming format", className);
    036                container.rememberBaseModType(className);
    037            }
    038
    039            // We warn if it's not a basemod instance -- compatibility requires it to be in net.minecraft.src *sigh*
    040            if (className.startsWith("net.minecraft.src.") && container.isClasspath() && !container.isMinecraftJar())
    041            {
    042                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. "
    043                        + " 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 "
    044                        + "a new package. Go on. DO IT NOW!",className);
    045            }
    046
    047            for (ModAnnotation ann : modParser.getAnnotations())
    048            {
    049                if (ann.getASMType().equals(Type.getType(Mod.class)))
    050                {
    051                    FMLLog.fine("Identified an FMLMod type mod %s", className);
    052                    return new FMLModContainer(className, modSource, ann.getValues());
    053                }
    054            }
    055
    056            return null;
    057        }
    058    }