make usable for SharkNet 2

Author: thsc42

src/net/sharksystem/aasp/AASPEngineFS.java

@@ -13,6 +13,8 @@ public class AASPEngineFS extends AASPEngine {
     private final String rootDirectory;
     private AASPChunkStorageFS chunkStorageFS;
 
+    public static final String DEFAULT_ROOT_FOLDER_NAME = "SHARKSYSTEM_AASP";
+    
     private AASPEngineFS(String rootDirectory,
             AASPChunkStorageFS chunkStorage) 
         throws AASPException, IOException {
@@ -98,4 +100,8 @@ public AASPChunkStorage getReceivedChunkStorage(CharSequence sender) {
         return new AASPChunkStorageFS(dir);
     }
 
+    @Override
+    public AASPChunkStorage getChunkStorage() {
+        return this.chunkStorageFS;
+    }
 }

src/net/sharksystem/aasp/AASPStorage.java

@@ -121,5 +121,20 @@ public interface AASPStorage {
      */
     public int getPreviousEra(int era);
 
+    /**
+     * Default behaviour of AASPEngine: Each peer / communication partner
+     * gets its own chunk storage. That storage is filled during aasp 
+     * synchronization. That storage can be retrieved with this command.
+     * 
+     * @param sender
+     * @return 
+     */
     public AASPChunkStorage getReceivedChunkStorage(CharSequence sender);
+    
+    /**
+     * 
+     * @return The local chunk storage that is meant to be used by the local
+     * app. Note: That storage is changed during an AASP session.
+     */
+    public AASPChunkStorage getChunkStorage();
 }