| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.commons.dbutils.handlers; |
| |
| import java.sql.ResultSet; |
| import java.sql.SQLException; |
| import java.util.List; |
| |
| import org.apache.commons.dbutils.ResultSetHandler; |
| import org.apache.commons.dbutils.RowProcessor; |
| |
| /** |
| * {@code ResultSetHandler} implementation that converts a |
| * {@code ResultSet} into a {@code List} of beans. This class is |
| * thread safe. |
| * |
| * @param <T> the target bean type |
| * @see org.apache.commons.dbutils.ResultSetHandler |
| */ |
| public class BeanListHandler<T> implements ResultSetHandler<List<T>> { |
| |
| /** |
| * The Class of beans produced by this handler. |
| */ |
| private final Class<? extends T> type; |
| |
| /** |
| * The RowProcessor implementation to use when converting rows |
| * into beans. |
| */ |
| private final RowProcessor convert; |
| |
| /** |
| * Creates a new instance of BeanListHandler. |
| * |
| * @param type The Class that objects returned from {@code handle()} |
| * are created from. |
| */ |
| public BeanListHandler(final Class<? extends T> type) { |
| this(type, ArrayHandler.ROW_PROCESSOR); |
| } |
| |
| /** |
| * Creates a new instance of BeanListHandler. |
| * |
| * @param type The Class that objects returned from {@code handle()} |
| * are created from. |
| * @param convert The {@code RowProcessor} implementation |
| * to use when converting rows into beans. |
| */ |
| public BeanListHandler(final Class<? extends T> type, final RowProcessor convert) { |
| this.type = type; |
| this.convert = convert; |
| } |
| |
| /** |
| * Convert the whole {@code ResultSet} into a List of beans with |
| * the {@code Class} given in the constructor. |
| * |
| * @param rs The {@code ResultSet} to handle. |
| * |
| * @return A List of beans, never {@code null}. |
| * |
| * @throws SQLException if a database access error occurs |
| * @see org.apache.commons.dbutils.RowProcessor#toBeanList(ResultSet, Class) |
| */ |
| @Override |
| public List<T> handle(final ResultSet rs) throws SQLException { |
| return this.convert.toBeanList(rs, type); |
| } |
| } |