content: /*
   * 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 android.framework.org.apache.harmony.security_custom.x509;
  
  import java.io.IOException;
  import java.math.BigInteger;
  import android.framework.org.apache.harmony.security_custom.asn1.ASN1Integer;
  import android.framework.org.apache.harmony.security_custom.asn1.ASN1Type;
  
  /**
   * CRL Entry's CRL Number Extension (OID = 2.5.29.20).
   * <pre>
   *   id-ce-cRLNumber OBJECT IDENTIFIER ::= { id-ce 20 }
   *
   *   CRLNumber ::= INTEGER (0..MAX)
   * </pre>
   * (as specified in RFC 3280 http://www.ietf.org/rfc/rfc3280.txt)
   */
  public final class CRLNumber extends ExtensionValue {
      /** crl number value */
      private final BigInteger number;
  
      /**
       * Constructs the object on the base of its encoded form.
       */
      public CRLNumber(byte[] encoding) throws IOException {
          super(encoding);
          number = new BigInteger((byte[]) ASN1.decode(encoding));
      }
  
      /**
       * Returns the invalidity date.
       */
      public BigInteger getNumber() {
          return number;
      }
  
      /**
       * Returns ASN.1 encoded form of this X.509 CRLNumber value.
       */
      @Override public byte[] getEncoded() {
          if (encoding == null) {
              encoding = ASN1.encode(number.toByteArray());
          }
          return encoding;
      }
  
      @Override public void dumpValue(StringBuilder sb, String prefix) {
          sb.append(prefix).append("CRL Number: [ ").append(number).append(" ]\n");
      }
  
      /**
       * ASN.1 Encoder/Decoder.
       */
      public static final ASN1Type ASN1 = ASN1Integer.getInstance();
  }
  