ItemDefinitions.java

package net.scapeemulator.game.model.definition;

import java.io.IOException;

import net.scapeemulator.cache.Archive;
import net.scapeemulator.cache.Cache;
import net.scapeemulator.cache.Container;
import net.scapeemulator.cache.ReferenceTable;
import net.scapeemulator.cache.def.ItemDefinition;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public final class ItemDefinitions {

    private static final Logger logger = LoggerFactory.getLogger(ItemDefinitions.class);
    private static ItemDefinition[] definitions;

    public static void init(Cache cache) throws IOException {
        int count = 0;

        Container tableContainer = Container.decode(cache.getStore().read(255, 19));
        ReferenceTable table = ReferenceTable.decode(tableContainer.getData());

        int files = table.capacity();
        definitions = new ItemDefinition[files * 256];

        for (int file = 0; file < files; file++) {
            ReferenceTable.Entry entry = table.getEntry(file);
            if (entry == null)
                continue;

            Archive archive = Archive.decode(cache.read(19, file).getData(), entry.size());
            int nonSparseMember = 0;
            for (int member = 0; member < entry.capacity(); member++) {
                ReferenceTable.ChildEntry childEntry = entry.getEntry(member);
                if (childEntry == null)
                    continue;

                int id = file * 256 + member;
                ItemDefinition definition = ItemDefinition.decode(id, archive.getEntry(nonSparseMember++));
                definitions[id] = definition;
                count++;
            }
        }

        logger.info("Loaded " + count + " item definitions.");
    }

    public static int count() {
        return definitions.length;
    }

    public static ItemDefinition[] getDefinitions() {
        return definitions;
    }

    public static ItemDefinition forId(int id) {
        return definitions[id];
    }

    public static String name(int id) {
        return forId(id).getName();
    }

}