001    /*
002     * Copyright 2011 The Kuali Foundation.
003     * 
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     * 
008     * http://www.opensource.org/licenses/ecl2.php
009     * 
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.kfs.module.ld.service;
017    
018    import org.kuali.kfs.module.ld.businessobject.LaborGeneralLedgerEntry;
019    
020    /**
021     * This interface provides its clients with access to labor general leger entries in the backend data store.
022     */
023    public interface LaborGeneralLedgerEntryService {
024    
025        /**
026         * Save the given ledger entry or update it if it exsits
027         * 
028         * @param ledgerEntry the given ledger entry
029         */
030        void save(LaborGeneralLedgerEntry laborGeneralLedgerEntry);
031    
032        /**
033         * The sequence number is one of the primary keys of ledger entry. The entries can be grouped by other keys. This method is used
034         * to get the maximum sequence number in the group of entries.
035         * 
036         * @param ledgerEntry the given ledger entry
037         * @return the maximum sequence number in a group of entries. If the group doesn't exist, return 0.
038         */
039        Integer getMaxSequenceNumber(LaborGeneralLedgerEntry laborGeneralLedgerEntry);
040    }