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.commons.dbutils; 18 19 import java.sql.ResultSet; 20 import java.sql.SQLException; 21 22 /** 23 * Implementations of this interface convert ResultSets into other objects. 24 */ 25 public interface ResultSetHandler { 26 27 /** 28 * Turn the <code>ResultSet</code> into an Object. 29 * 30 * @param rs The <code>ResultSet</code> to handle. It has not been touched 31 * before being passed to this method. 32 * 33 * @return An Object initialized with <code>ResultSet</code> data. It is 34 * legal for implementations to return <code>null</code> if the 35 * <code>ResultSet</code> contained 0 rows. 36 * 37 * @throws SQLException if a database access error occurs 38 */ 39 public Object handle(ResultSet rs) throws SQLException; 40 41 }