| /* |
| * 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. |
| */ |
| |
| /** |
| * @author Vladimir N. Molotkov |
| * @version $Revision$ |
| */ |
| |
| package org.apache.harmony.security.asn1; |
| |
| import java.io.IOException; |
| import java.nio.charset.Charsets; |
| import java.text.SimpleDateFormat; |
| import java.util.TimeZone; |
| |
| /** |
| * This class represents ASN.1 UTCTime type |
| * |
| * @see http://asn1.elibel.tm.fr/en/standards/index.htm |
| */ |
| public final class ASN1UTCTime extends ASN1Time { |
| |
| /** Length for the pattern: YYMMDDhhmm'Z' */ |
| public static final int UTC_HM = 11; |
| |
| /** Length for the pattern: YYMMDDhhmmss'Z' */ |
| public static final int UTC_HMS = 13; |
| |
| /** Length for the pattern: YYMMDDhhmm('+'/'-')hhmm */ |
| public static final int UTC_LOCAL_HM = 15; |
| |
| /** Length for the pattern: YYMMDDhhmmss('+'/'-')hhmm */ |
| public static final int UTC_LOCAL_HMS = 17; |
| |
| /** default implementation */ |
| private static final ASN1UTCTime ASN1 = new ASN1UTCTime(); |
| |
| /** |
| * Constructs ASN.1 UTCTime type |
| * |
| * The constructor is provided for inheritance purposes |
| * when there is a need to create a custom ASN.1 UTCTime type. |
| * To get a default implementation it is recommended to use |
| * getInstance() method. |
| */ |
| public ASN1UTCTime() { |
| super(TAG_UTCTIME); |
| } |
| |
| /** |
| * Returns ASN.1 UTCTime type default implementation |
| * |
| * The default implementation works with encoding |
| * that is represented as Date object. |
| * |
| * @return ASN.1 UTCTime type default implementation |
| */ |
| public static ASN1UTCTime getInstance() { |
| return ASN1; |
| } |
| |
| @Override public Object decode(BerInputStream in) throws IOException { |
| in.readUTCTime(); |
| |
| if (in.isVerify) { |
| return null; |
| } |
| return getDecodedObject(in); |
| } |
| |
| @Override public void encodeContent(BerOutputStream out) { |
| out.encodeUTCTime(); |
| } |
| |
| // FIXME support only one format for encoding, do we need others? |
| // |
| // According to X.680 coordinated universal time format: |
| // two digit year, seconds always presented, |
| // no fractional-seconds elements, 'Z' at the end |
| private static final String UTC_PATTERN = "yyMMddHHmmss'Z'"; |
| |
| @Override public void setEncodingContent(BerOutputStream out) { |
| SimpleDateFormat sdf = new SimpleDateFormat(UTC_PATTERN); |
| sdf.setTimeZone(TimeZone.getTimeZone("UTC")); |
| out.content = sdf.format(out.content).getBytes(Charsets.UTF_8); |
| out.length = ((byte[]) out.content).length; |
| } |
| } |