001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019package org.apache.commons.crypto.utils;
020
021import javax.crypto.NoSuchPaddingException;
022
023/**
024 * Padding types.
025 */
026public enum Padding {
027
028    /** Don't change the order of this enum value. */
029    NoPadding,
030
031    /** Don't change the order of this enum value. */
032    PKCS5Padding;
033
034    /**
035     * Gets a Padding.
036     *
037     * @param padding the padding name.
038     * @return a Padding instance.
039     * @throws NoSuchPaddingException if the algorithm is not supported.
040     */
041    public static Padding get(final String padding) throws NoSuchPaddingException {
042        try {
043            return Padding.valueOf(padding);
044        } catch (final Exception e) {
045            throw new NoSuchPaddingException("Algorithm not supported: " + padding);
046        }
047    }
048
049}