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 */
017package org.apache.commons.beanutils.converters;
018
019/**
020 * {@link NumberConverter} implementation that handles conversion to
021 * and from <b>java.lang.Long</b> objects.
022 * <p>
023 * This implementation can be configured to handle conversion either
024 * by using Long's default String conversion, or by using a Locale's pattern
025 * or by specifying a format pattern. See the {@link NumberConverter}
026 * documentation for further details.
027 * <p>
028 * Can be configured to either return a <i>default value</i> or throw a
029 * <code>ConversionException</code> if a conversion error occurs.
030 *
031 * @version $Id$
032 * @since 1.3
033 */
034public final class LongConverter extends NumberConverter {
035
036    /**
037     * Construct a <b>java.lang.Long</b> <i>Converter</i> that throws
038     * a <code>ConversionException</code> if an error occurs.
039     */
040    public LongConverter() {
041        super(false);
042    }
043
044    /**
045     * Construct a <b>java.lang.Long</b> <i>Converter</i> that returns
046     * a default value if an error occurs.
047     *
048     * @param defaultValue The default value to be returned
049     * if the value to be converted is missing or an error
050     * occurs converting the value.
051     */
052    public LongConverter(final Object defaultValue) {
053        super(false, defaultValue);
054    }
055
056    /**
057     * Return the default type this <code>Converter</code> handles.
058     *
059     * @return The default type this <code>Converter</code> handles.
060     * @since 1.8.0
061     */
062    @Override
063    protected Class<Long> getDefaultType() {
064        return Long.class;
065    }
066
067}