Init of store loading, what is datafile id

src/main/java/net/runelite/cache/fs/Store.java

@@ -1,5 +1,36 @@
 package net.runelite.cache.fs;
 
-public class Store
+import java.io.Closeable;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+public class Store implements Closeable
 {
+	private static final String MAIN_FILE_CACHE_DAT = "main_file_cache.dat2";
+	private static final String MAIN_FILE_CACHE_IDX = "main_file_cache.idx";
+	
+	private final DataFile data;
+	private final IndexFile index255;
+	private final List<IndexFile> indexFiles = new ArrayList<>();
+	
+	public Store(File folder) throws IOException
+	{
+		data = new DataFile(this, -1/*wtfisthis*/, new File(folder, MAIN_FILE_CACHE_DAT));
+		index255 = new IndexFile(this, 255, new File(folder, MAIN_FILE_CACHE_IDX + "255"));
+		
+		for (int i = 0; i < index255.getIndexCount(); ++i)
+			indexFiles.add(new IndexFile(this, i, new File(folder, MAIN_FILE_CACHE_IDX + i)));
+	}
+
+	@Override
+	public void close() throws IOException
+	{
+		data.close();
+		index255.close();
+		for (IndexFile i : indexFiles)
+			i.close();
+	}
 }

src/test/java/net/runelite/cache/fs/DataFileTest.java

@@ -17,7 +17,7 @@ public class DataFileTest
 	public void test1() throws IOException
 	{
 		File file = folder.newFile();
-		Store store = new Store();
+		Store store = new Store(folder.getRoot());
 		DataFile df = new DataFile(store, 42, file);
 		int sector = df.write(3, ByteBuffer.wrap("test".getBytes()));
 		ByteBuffer buf = df.read(3, sector, 4);
@@ -33,7 +33,7 @@ public class DataFileTest
 		for (int i = 0; i < 1024; ++i) b[i] = (byte) i;
 		
 		File file = folder.newFile();
-		Store store = new Store();
+		Store store = new Store(folder.getRoot());
 		DataFile df = new DataFile(store, 42, file);
 		int sector = df.write(0x1FFFF, ByteBuffer.wrap(b));
 		ByteBuffer buf = df.read(0x1FFFF, sector, b.length);

src/test/java/net/runelite/cache/fs/IndexFileTest.java

@@ -16,7 +16,7 @@ public class IndexFileTest
 	public void test1() throws IOException
 	{
 		File file = folder.newFile();
-		Store store = new Store();
+		Store store = new Store(folder.getRoot());
 		IndexFile index = new IndexFile(store, 5, file);
 		IndexEntry entry = new IndexEntry(index, 7, 8, 9);
 		index.write(entry);