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 }