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    1   /**
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    * Unless required by applicable law or agreed to in writing, software
   12    * distributed under the License is distributed on an "AS IS" BASIS,
   13    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    * See the License for the specific language governing permissions and
   15    * limitations under the License.
   16    */
   17   package org.apache.activemq.kaha.impl;
   18   
   19   import java.io.IOException;
   20   
   21   import org.apache.activemq.kaha.Marshaller;
   22   import org.apache.activemq.kaha.StoreLocation;
   23   import org.apache.activemq.kaha.impl.data.RedoListener;
   24   
   25   public interface DataManager {
   26   
   27       String getName();
   28   
   29       Object readItem(Marshaller marshaller, StoreLocation item) throws IOException;
   30   
   31       StoreLocation storeDataItem(Marshaller marshaller, Object payload) throws IOException;
   32   
   33       StoreLocation storeRedoItem(Object payload) throws IOException;
   34   
   35       void updateItem(StoreLocation location, Marshaller marshaller, Object payload) throws IOException;
   36   
   37       void recoverRedoItems(RedoListener listener) throws IOException;
   38   
   39       void close() throws IOException;
   40   
   41       void force() throws IOException;
   42   
   43       boolean delete() throws IOException;
   44   
   45       void addInterestInFile(int file) throws IOException;
   46   
   47       void removeInterestInFile(int file) throws IOException;
   48   
   49       void consolidateDataFiles() throws IOException;
   50   
   51       Marshaller getRedoMarshaller();
   52   
   53       void setRedoMarshaller(Marshaller redoMarshaller);
   54   
   55   }

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