--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/org/tmatesoft/hg/internal/RequiresFile.java	Mon Jan 24 03:14:45 2011 +0100
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2011 TMate Software Ltd
+ *  
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * For information on how to redistribute this software under
+ * the terms of a license other than GNU General Public License
+ * contact TMate Software at support@svnkit.com
+ */
+package org.tmatesoft.hg.internal;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+
+/**
+ *
+ * @author Artem Tikhomirov
+ * @author TMate Software Ltd.
+ */
+public class RequiresFile {
+	public static final int STORE = 1;
+	public static final int FNCACHE = 2;
+	public static final int DOTENCODE = 4;
+	
+	public RequiresFile() {
+	}
+
+	public void parse(Internals repoImpl, File requiresFile) {
+		if (!requiresFile.exists()) {
+			return;
+		}
+		try {
+			boolean revlogv1 = false;
+			boolean store = false;
+			boolean fncache = false;
+			boolean dotencode = false;
+			BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(requiresFile)));
+			String line;
+			while ((line = br.readLine()) != null) {
+				revlogv1 |= "revlogv1".equals(line);
+				store |= "store".equals(line);
+				fncache |= "fncache".equals(line);
+				dotencode |= "dotencode".equals(line);
+			}
+			int flags = 0;
+			flags += store ? 1 : 0;
+			flags += fncache ? 2 : 0;
+			flags += dotencode ? 4 : 0;
+			repoImpl.setStorageConfig(revlogv1 ? 1 : 0, flags);
+		} catch (IOException ex) {
+			ex.printStackTrace(); // FIXME log
+		}
+	}
+}