001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.activemq.kaha;
018
019 /**
020 * Entry for Store data
021 *
022 *
023 */
024 public interface StoreEntry {
025
026 StoreLocation getKeyDataItem();
027
028 StoreLocation getValueDataItem();
029
030 /**
031 * @return next item
032 */
033 long getNextItem();
034
035 /**
036 * @return Returns the keyFile.
037 */
038 int getKeyFile();
039
040 /**
041 * @return Returns the valueFile.
042 */
043 int getValueFile();
044
045 /**
046 * @return Returns the valueOffset.
047 */
048 long getValueOffset();
049
050 /**
051 * @return Returns the offset.
052 */
053 long getOffset();
054
055 int getKeySize();
056
057 int getValueSize();
058 }