SMACK-361 Added support for Entity Capabilities.

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/branches/smack_3_3_0@13560 b35dd754-fafc-0310-a699-88a17e54d16e

source/org/jivesoftware/smackx/entitycaps/cache/EntityCapsPersistentCache.java

@@ -0,0 +1,38 @@
+/**
+ * All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.entitycaps.cache;
+
+import java.io.IOException;
+
+import org.jivesoftware.smackx.packet.DiscoverInfo;
+
+public interface EntityCapsPersistentCache {
+    /**
+     * Add an DiscoverInfo to the persistent Cache
+     * 
+     * @param node
+     * @param info
+     */
+    abstract void addDiscoverInfoByNodePersistent(String node, DiscoverInfo info);
+
+    /**
+     * Replay the Caches data into EntityCapsManager
+     */
+    abstract void replay() throws IOException;
+
+    /**
+     * Empty the Cache
+     */
+    abstract void emptyCache();
+}