001/*
002 * Copyright 2017-2022 Ping Identity Corporation
003 * All Rights Reserved.
004 */
005/*
006 * Copyright 2017-2022 Ping Identity Corporation
007 *
008 * Licensed under the Apache License, Version 2.0 (the "License");
009 * you may not use this file except in compliance with the License.
010 * You may obtain a copy of the License at
011 *
012 *    http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing, software
015 * distributed under the License is distributed on an "AS IS" BASIS,
016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
017 * See the License for the specific language governing permissions and
018 * limitations under the License.
019 */
020/*
021 * Copyright (C) 2017-2022 Ping Identity Corporation
022 *
023 * This program is free software; you can redistribute it and/or modify
024 * it under the terms of the GNU General Public License (GPLv2 only)
025 * or the terms of the GNU Lesser General Public License (LGPLv2.1 only)
026 * as published by the Free Software Foundation.
027 *
028 * This program is distributed in the hope that it will be useful,
029 * but WITHOUT ANY WARRANTY; without even the implied warranty of
030 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
031 * GNU General Public License for more details.
032 *
033 * You should have received a copy of the GNU General Public License
034 * along with this program; if not, see <http://www.gnu.org/licenses>.
035 */
036package com.unboundid.util.ssl.cert;
037
038
039
040import com.unboundid.util.NotNull;
041import com.unboundid.util.Nullable;
042import com.unboundid.util.StaticUtils;
043import com.unboundid.util.ThreadSafety;
044import com.unboundid.util.ThreadSafetyLevel;
045
046
047
048/**
049 * This enum defines a set of supported PKCS #10 certificate signing request
050 * versions.
051 */
052@ThreadSafety(level=ThreadSafetyLevel.COMPLETELY_THREADSAFE)
053public enum PKCS10CertificateSigningRequestVersion
054{
055  /**
056   * The PKCS #10 v1 certificate signing request version.
057   */
058  V1(0, "v1");
059
060
061
062  // The integer value for this certificate signing request version, as used in
063  // the encoded PKCS #10 request.
064  private final int intValue;
065
066  // The name for this PKCS #10 certificate signing request version.
067  @NotNull private final String name;
068
069
070
071  /**
072   * Creates a new PKCS #10 certificate signing request version with the
073   * provided information.
074   *
075   * @param  intValue  The integer value for the certificate signing request
076   *                   version.  Note that this is the integer value that is
077   *                   used in the encoded request, and not the logical version
078   *                   number that the encoded value represents (for example,
079   *                   the "v1" certificate signing request version has an
080   *                   integer value of 0 rather than 1).
081   * @param  name      The name for this certificate signing request version.
082   *                   It must not be {@code null}.
083   */
084  PKCS10CertificateSigningRequestVersion(final int intValue,
085                                         @NotNull final String name)
086  {
087    this.intValue = intValue;
088    this.name = name;
089  }
090
091
092
093  /**
094   * Retrieves the integer value for this certificate signing request version.
095   * Note that this is the integer value that is used in the encoded request,
096   * and not the logical version number that the encoded value represents (for
097   * example, the "v1" certificate signing request version has an integer value
098   * of 0 rather than 1).
099   *
100   * @return  The integer value for this certificate signing request version.
101   */
102  int getIntValue()
103  {
104    return intValue;
105  }
106
107
108
109  /**
110   * Retrieves the name for this certificate signing request version.
111   *
112   * @return  The name for this certificate signing request version.
113   */
114  @NotNull()
115  public String getName()
116  {
117    return name;
118  }
119
120
121
122  /**
123   * Retrieves the certificate signing request version for the provided integer
124   * value.
125   *
126   * @param  intValue  The integer value for the certificate signing request
127   *                   version to retrieve.  Note that this is the integer value
128   *                   that is used in the encoded request, and not the logical
129   *                   version number that the encoded value represents (for
130   *                   example, the "v1" certificate signing request version has
131   *                   an integer value of 0 rather than 1).
132   *
133   * @return  The certificate signing request version for the provided integer
134   *          value, or {@code null} if the provided version does not correspond
135   *          to any known certificate signing request version value.
136   */
137  @Nullable()
138  static PKCS10CertificateSigningRequestVersion valueOf(final int intValue)
139  {
140    for (final PKCS10CertificateSigningRequestVersion v : values())
141    {
142      if (v.intValue == intValue)
143      {
144        return v;
145      }
146    }
147
148    return null;
149  }
150
151
152
153  /**
154   * Retrieves the CSR version with the specified name.
155   *
156   * @param  name  The name of the CSR version to retrieve.  It must not be
157   *               {@code null}.
158   *
159   * @return  The requested CSR version, or {@code null} if no such version is
160   *          defined.
161   */
162  @Nullable()
163  public static PKCS10CertificateSigningRequestVersion forName(
164                     @NotNull final String name)
165  {
166    switch (StaticUtils.toLowerCase(name))
167    {
168      case "1":
169      case "v1":
170        return V1;
171      default:
172        return null;
173    }
174  }
175}