/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2006-2009 Sun Microsystems, Inc.
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* Portions Copyright 2009 D. J. Hagberg, Millibits Consulting, Inc.
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* Portions Copyright 2012-2015 ForgeRock AS
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*/
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package org.opends.server.schema;
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import static org.opends.messages.SchemaMessages.*;
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import static org.opends.server.schema.SchemaConstants.*;
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import static org.opends.server.util.ServerConstants.*;
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import java.util.Calendar;
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import java.util.Date;
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import java.util.GregorianCalendar;
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import java.util.TimeZone;
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import org.forgerock.i18n.LocalizableMessage;
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import org.forgerock.i18n.slf4j.LocalizedLogger;
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import org.forgerock.opendj.ldap.ByteSequence;
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import org.forgerock.opendj.ldap.ByteString;
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import org.forgerock.opendj.ldap.ResultCode;
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import org.forgerock.opendj.ldap.schema.Schema;
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import org.forgerock.opendj.ldap.schema.Syntax;
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import org.opends.server.admin.std.server.AttributeSyntaxCfg;
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import org.opends.server.api.AttributeSyntax;
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import org.opends.server.types.DirectoryException;
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/**
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* This class defines the generalized time attribute syntax, which is a way of
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* representing time in a form like "YYYYMMDDhhmmssZ". The actual form is
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* somewhat flexible, and may omit the minute and second information, or may
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* include sub-second information. It may also replace "Z" with a time zone
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* offset like "-0500" for representing values that are not in UTC.
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*/
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public class GeneralizedTimeSyntax
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extends AttributeSyntax<AttributeSyntaxCfg>
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{
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private static final LocalizedLogger logger = LocalizedLogger.getLoggerForThisClass();
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/** UTC TimeZone is assumed to never change over JVM lifetime. */
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private static final TimeZone TIME_ZONE_UTC_OBJ =
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TimeZone.getTimeZone(TIME_ZONE_UTC);
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/**
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* Creates a new instance of this syntax. Note that the only thing that
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* should be done here is to invoke the default constructor for the
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* superclass. All initialization should be performed in the
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* <CODE>initializeSyntax</CODE> method.
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*/
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public GeneralizedTimeSyntax()
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{
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super();
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}
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/** {@inheritDoc} */
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@Override
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public Syntax getSDKSyntax(Schema schema)
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{
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return schema.getSyntax(SchemaConstants.SYNTAX_GENERALIZED_TIME_OID);
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}
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/**
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* Retrieves the common name for this attribute syntax.
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*
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* @return The common name for this attribute syntax.
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*/
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@Override
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public String getName()
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{
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return SYNTAX_GENERALIZED_TIME_NAME;
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}
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/**
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* Retrieves the OID for this attribute syntax.
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*
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* @return The OID for this attribute syntax.
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*/
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@Override
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public String getOID()
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{
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return SYNTAX_GENERALIZED_TIME_OID;
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}
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/**
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* Retrieves a description for this attribute syntax.
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*
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* @return A description for this attribute syntax.
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*/
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@Override
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public String getDescription()
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{
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return SYNTAX_GENERALIZED_TIME_DESCRIPTION;
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}
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/**
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* Retrieves the generalized time representation of the provided date.
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*
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* @param d The date to retrieve in generalized time form.
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*
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* @return The generalized time representation of the provided date.
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*/
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public static String format(Date d)
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{
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return d == null ? null : format(d.getTime());
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}
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/**
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* Retrieves the generalized time representation of the provided date.
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*
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* @param t The timestamp to retrieve in generalized time form.
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*
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* @return The generalized time representation of the provided date.
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*/
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public static String format(long t)
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{
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// Generalized time has the format yyyyMMddHHmmss.SSS'Z'
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// Do this in a thread-safe non-synchronized fashion.
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// (Simple)DateFormat is neither fast nor thread-safe.
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StringBuilder sb = new StringBuilder(19);
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GregorianCalendar calendar = new GregorianCalendar(TIME_ZONE_UTC_OBJ);
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calendar.setLenient(false);
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calendar.setTimeInMillis(t);
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// Format the year yyyy.
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int n = calendar.get(Calendar.YEAR);
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if (n < 0)
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{
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throw new IllegalArgumentException("Year cannot be < 0:" + n);
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}
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else if (n < 10)
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{
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sb.append("000");
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}
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else if (n < 100)
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{
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sb.append("00");
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}
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else if (n < 1000)
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{
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sb.append("0");
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}
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sb.append(n);
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// Format the month MM.
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n = calendar.get(Calendar.MONTH) + 1;
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if (n < 10)
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{
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sb.append("0");
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}
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sb.append(n);
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// Format the day dd.
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n = calendar.get(Calendar.DAY_OF_MONTH);
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if (n < 10)
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{
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sb.append("0");
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}
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sb.append(n);
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// Format the hour HH.
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n = calendar.get(Calendar.HOUR_OF_DAY);
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if (n < 10)
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{
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sb.append("0");
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}
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sb.append(n);
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// Format the minute mm.
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n = calendar.get(Calendar.MINUTE);
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if (n < 10)
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{
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sb.append("0");
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}
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sb.append(n);
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// Format the seconds ss.
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n = calendar.get(Calendar.SECOND);
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if (n < 10)
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{
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sb.append("0");
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}
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sb.append(n);
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// Format the milli-seconds.
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sb.append('.');
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n = calendar.get(Calendar.MILLISECOND);
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if (n < 10)
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{
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sb.append("00");
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}
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else if (n < 100)
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{
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sb.append("0");
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}
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sb.append(n);
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// Format the timezone (always Z).
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sb.append('Z');
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return sb.toString();
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}
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/**
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* Retrieves an attribute value containing a generalized time representation
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* of the provided date.
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*
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* @param time The time for which to retrieve the generalized time value.
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*
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* @return The attribute value created from the date.
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*/
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public static ByteString createGeneralizedTimeValue(long time)
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{
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return ByteString.valueOfUtf8(format(time));
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}
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/**
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* Decodes the provided normalized value as a generalized time value and
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* retrieves a timestamp containing its representation.
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*
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* @param value The normalized value to decode using the generalized time
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* syntax.
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*
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* @return The timestamp created from the provided generalized time value.
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*
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* @throws DirectoryException If the provided value cannot be parsed as a
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* valid generalized time string.
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*/
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public static long decodeGeneralizedTimeValue(ByteSequence value)
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throws DirectoryException
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{
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int year = 0;
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int month = 0;
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int day = 0;
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int hour = 0;
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int minute = 0;
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int second = 0;
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// Get the value as a string and verify that it is at least long enough for
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// "YYYYMMDDhhZ", which is the shortest allowed value.
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String valueString = value.toString().toUpperCase();
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int length = valueString.length();
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if (length < 11)
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{
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LocalizableMessage message =
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WARN_ATTR_SYNTAX_GENERALIZED_TIME_TOO_SHORT.get(valueString);
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throw new DirectoryException(
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ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
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}
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// The first four characters are the century and year, and they must be
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// numeric digits between 0 and 9.
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for (int i=0; i < 4; i++)
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{
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switch (valueString.charAt(i))
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{
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case '0':
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year = (year * 10);
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break;
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case '1':
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year = (year * 10) + 1;
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break;
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case '2':
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year = (year * 10) + 2;
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break;
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case '3':
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year = (year * 10) + 3;
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break;
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case '4':
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year = (year * 10) + 4;
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break;
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case '5':
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year = (year * 10) + 5;
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break;
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case '6':
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year = (year * 10) + 6;
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break;
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case '7':
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year = (year * 10) + 7;
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break;
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case '8':
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year = (year * 10) + 8;
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break;
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case '9':
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year = (year * 10) + 9;
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break;
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default:
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LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_YEAR.get(
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valueString, valueString.charAt(i));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
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}
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}
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// The next two characters are the month, and they must form the string
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// representation of an integer between 01 and 12.
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char m1 = valueString.charAt(4);
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char m2 = valueString.charAt(5);
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switch (m1)
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{
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case '0':
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// m2 must be a digit between 1 and 9.
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switch (m2)
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{
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case '1':
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month = Calendar.JANUARY;
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break;
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case '2':
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month = Calendar.FEBRUARY;
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break;
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case '3':
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month = Calendar.MARCH;
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break;
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case '4':
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month = Calendar.APRIL;
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break;
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case '5':
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month = Calendar.MAY;
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break;
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case '6':
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month = Calendar.JUNE;
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break;
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case '7':
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month = Calendar.JULY;
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break;
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case '8':
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month = Calendar.AUGUST;
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break;
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case '9':
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month = Calendar.SEPTEMBER;
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break;
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default:
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LocalizableMessage message =
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WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_MONTH.get(valueString,
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valueString.substring(4, 6));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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break;
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case '1':
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// m2 must be a digit between 0 and 2.
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switch (m2)
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{
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case '0':
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month = Calendar.OCTOBER;
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break;
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case '1':
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month = Calendar.NOVEMBER;
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break;
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case '2':
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month = Calendar.DECEMBER;
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break;
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default:
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LocalizableMessage message =
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WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_MONTH.get(valueString,
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valueString.substring(4, 6));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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break;
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default:
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LocalizableMessage message =
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WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_MONTH.get(valueString,
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valueString.substring(4, 6));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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// The next two characters should be the day of the month, and they must
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// form the string representation of an integer between 01 and 31.
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// This doesn't do any validation against the year or month, so it will
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// allow dates like April 31, or February 29 in a non-leap year, but we'll
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// let those slide.
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char d1 = valueString.charAt(6);
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char d2 = valueString.charAt(7);
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switch (d1)
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{
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case '0':
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// d2 must be a digit between 1 and 9.
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switch (d2)
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{
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case '1':
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day = 1;
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break;
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case '2':
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day = 2;
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break;
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case '3':
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day = 3;
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break;
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case '4':
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day = 4;
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break;
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case '5':
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day = 5;
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break;
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case '6':
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day = 6;
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break;
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case '7':
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day = 7;
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break;
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case '8':
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day = 8;
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break;
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case '9':
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day = 9;
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break;
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default:
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LocalizableMessage message =
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WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_DAY.get(valueString,
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valueString.substring(6, 8));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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break;
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case '1':
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// d2 must be a digit between 0 and 9.
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switch (d2)
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{
|
case '0':
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day = 10;
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break;
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case '1':
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day = 11;
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break;
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case '2':
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day = 12;
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break;
|
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case '3':
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day = 13;
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break;
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case '4':
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day = 14;
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break;
|
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case '5':
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day = 15;
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break;
|
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case '6':
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day = 16;
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break;
|
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case '7':
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day = 17;
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break;
|
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case '8':
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day = 18;
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break;
|
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case '9':
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day = 19;
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break;
|
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default:
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LocalizableMessage message =
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WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_DAY.get(valueString,
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valueString.substring(6, 8));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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break;
|
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case '2':
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// d2 must be a digit between 0 and 9.
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switch (d2)
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{
|
case '0':
|
day = 20;
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break;
|
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case '1':
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day = 21;
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break;
|
|
case '2':
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day = 22;
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break;
|
|
case '3':
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day = 23;
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break;
|
|
case '4':
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day = 24;
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break;
|
|
case '5':
|
day = 25;
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break;
|
|
case '6':
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day = 26;
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break;
|
|
case '7':
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day = 27;
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break;
|
|
case '8':
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day = 28;
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break;
|
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case '9':
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day = 29;
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break;
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default:
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LocalizableMessage message =
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WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_DAY.get(valueString,
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valueString.substring(6, 8));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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break;
|
|
case '3':
|
// d2 must be either 0 or 1.
|
switch (d2)
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{
|
case '0':
|
day = 30;
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break;
|
|
case '1':
|
day = 31;
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break;
|
|
default:
|
LocalizableMessage message =
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WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_DAY.get(valueString,
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valueString.substring(6, 8));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
break;
|
|
default:
|
LocalizableMessage message =
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WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_DAY.get(valueString,
|
valueString.substring(6, 8));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
|
}
|
|
|
// The next two characters must be the hour, and they must form the string
|
// representation of an integer between 00 and 23.
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char h1 = valueString.charAt(8);
|
char h2 = valueString.charAt(9);
|
switch (h1)
|
{
|
case '0':
|
switch (h2)
|
{
|
case '0':
|
hour = 0;
|
break;
|
|
case '1':
|
hour = 1;
|
break;
|
|
case '2':
|
hour = 2;
|
break;
|
|
case '3':
|
hour = 3;
|
break;
|
|
case '4':
|
hour = 4;
|
break;
|
|
case '5':
|
hour = 5;
|
break;
|
|
case '6':
|
hour = 6;
|
break;
|
|
case '7':
|
hour = 7;
|
break;
|
|
case '8':
|
hour = 8;
|
break;
|
|
case '9':
|
hour = 9;
|
break;
|
|
default:
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_HOUR.get(valueString,
|
valueString.substring(8, 10));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
break;
|
|
case '1':
|
switch (h2)
|
{
|
case '0':
|
hour = 10;
|
break;
|
|
case '1':
|
hour = 11;
|
break;
|
|
case '2':
|
hour = 12;
|
break;
|
|
case '3':
|
hour = 13;
|
break;
|
|
case '4':
|
hour = 14;
|
break;
|
|
case '5':
|
hour = 15;
|
break;
|
|
case '6':
|
hour = 16;
|
break;
|
|
case '7':
|
hour = 17;
|
break;
|
|
case '8':
|
hour = 18;
|
break;
|
|
case '9':
|
hour = 19;
|
break;
|
|
default:
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_HOUR.get(valueString,
|
valueString.substring(8, 10));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
break;
|
|
case '2':
|
switch (h2)
|
{
|
case '0':
|
hour = 20;
|
break;
|
|
case '1':
|
hour = 21;
|
break;
|
|
case '2':
|
hour = 22;
|
break;
|
|
case '3':
|
hour = 23;
|
break;
|
|
default:
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_HOUR.get(valueString,
|
valueString.substring(8, 10));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
break;
|
|
default:
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_HOUR.get(valueString,
|
valueString.substring(8, 10));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
|
// Next, there should be either two digits comprising an integer between 00
|
// and 59 (for the minute), a letter 'Z' (for the UTC specifier), a plus
|
// or minus sign followed by two or four digits (for the UTC offset), or a
|
// period or comma representing the fraction.
|
m1 = valueString.charAt(10);
|
switch (m1)
|
{
|
case '0':
|
case '1':
|
case '2':
|
case '3':
|
case '4':
|
case '5':
|
// There must be at least two more characters, and the next one must
|
// be a digit between 0 and 9.
|
if (length < 13)
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(valueString, m1, 10);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
minute = 10 * (m1 - '0');
|
|
switch (valueString.charAt(11))
|
{
|
case '0':
|
break;
|
|
case '1':
|
minute += 1;
|
break;
|
|
case '2':
|
minute += 2;
|
break;
|
|
case '3':
|
minute += 3;
|
break;
|
|
case '4':
|
minute += 4;
|
break;
|
|
case '5':
|
minute += 5;
|
break;
|
|
case '6':
|
minute += 6;
|
break;
|
|
case '7':
|
minute += 7;
|
break;
|
|
case '8':
|
minute += 8;
|
break;
|
|
case '9':
|
minute += 9;
|
break;
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_MINUTE.
|
get(valueString,
|
valueString.substring(10, 12));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
break;
|
|
case 'Z':
|
// This is fine only if we are at the end of the value.
|
if (length == 11)
|
{
|
try
|
{
|
GregorianCalendar calendar = new GregorianCalendar();
|
calendar.setLenient(false);
|
calendar.setTimeZone(TIME_ZONE_UTC_OBJ);
|
calendar.set(year, month, day, hour, minute, second);
|
calendar.set(Calendar.MILLISECOND, 0);
|
return calendar.getTimeInMillis();
|
}
|
catch (Exception e)
|
{
|
logger.traceException(e);
|
|
// This should only happen if the provided date wasn't legal
|
// (e.g., September 31).
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_ILLEGAL_TIME.get(valueString, e);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX, message, e);
|
}
|
}
|
else
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(valueString, m1, 10);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
case '+':
|
case '-':
|
// These are fine only if there are exactly two or four more digits that
|
// specify a valid offset.
|
if (length == 13 || length == 15)
|
{
|
try
|
{
|
GregorianCalendar calendar = new GregorianCalendar();
|
calendar.setLenient(false);
|
calendar.setTimeZone(getTimeZoneForOffset(valueString, 10));
|
calendar.set(year, month, day, hour, minute, second);
|
calendar.set(Calendar.MILLISECOND, 0);
|
return calendar.getTimeInMillis();
|
}
|
catch (Exception e)
|
{
|
logger.traceException(e);
|
|
// This should only happen if the provided date wasn't legal
|
// (e.g., September 31).
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_ILLEGAL_TIME.
|
get(valueString, e);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX, message, e);
|
}
|
}
|
else
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(valueString, m1, 10);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
case '.':
|
case ',':
|
return finishDecodingFraction(valueString, 11, year, month, day, hour,
|
minute, second, 3600000);
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(valueString, m1, 10);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// Next, there should be either two digits comprising an integer between 00
|
// and 60 (for the second, including a possible leap second), a letter 'Z'
|
// (for the UTC specifier), a plus or minus sign followed by two or four
|
// digits (for the UTC offset), or a period or comma to start the fraction.
|
char s1 = valueString.charAt(12);
|
switch (s1)
|
{
|
case '0':
|
case '1':
|
case '2':
|
case '3':
|
case '4':
|
case '5':
|
// There must be at least two more characters, and the next one must
|
// be a digit between 0 and 9.
|
if (length < 15)
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(valueString, s1, 12);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
second = 10 * (s1 - '0');
|
|
switch (valueString.charAt(13))
|
{
|
case '0':
|
break;
|
|
case '1':
|
second += 1;
|
break;
|
|
case '2':
|
second += 2;
|
break;
|
|
case '3':
|
second += 3;
|
break;
|
|
case '4':
|
second += 4;
|
break;
|
|
case '5':
|
second += 5;
|
break;
|
|
case '6':
|
second += 6;
|
break;
|
|
case '7':
|
second += 7;
|
break;
|
|
case '8':
|
second += 8;
|
break;
|
|
case '9':
|
second += 9;
|
break;
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_MINUTE.
|
get(valueString,
|
valueString.substring(12, 14));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
break;
|
|
case '6':
|
// There must be at least two more characters and the next one must be
|
// a 0.
|
if (length < 15)
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(valueString, s1, 12);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
if (valueString.charAt(13) != '0')
|
{
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_SECOND.get(valueString,
|
valueString.substring(12, 14));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
second = 60;
|
break;
|
|
case 'Z':
|
// This is fine only if we are at the end of the value.
|
if (length == 13)
|
{
|
try
|
{
|
GregorianCalendar calendar = new GregorianCalendar();
|
calendar.setLenient(false);
|
calendar.setTimeZone(TIME_ZONE_UTC_OBJ);
|
calendar.set(year, month, day, hour, minute, second);
|
calendar.set(Calendar.MILLISECOND, 0);
|
return calendar.getTimeInMillis();
|
}
|
catch (Exception e)
|
{
|
logger.traceException(e);
|
|
// This should only happen if the provided date wasn't legal
|
// (e.g., September 31).
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_ILLEGAL_TIME.
|
get(valueString, e);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message, e);
|
}
|
}
|
else
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(valueString, s1, 12);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
case '+':
|
case '-':
|
// These are fine only if there are exactly two or four more digits that
|
// specify a valid offset.
|
if (length == 15 || length == 17)
|
{
|
try
|
{
|
GregorianCalendar calendar = new GregorianCalendar();
|
calendar.setLenient(false);
|
calendar.setTimeZone(getTimeZoneForOffset(valueString, 12));
|
calendar.set(year, month, day, hour, minute, second);
|
calendar.set(Calendar.MILLISECOND, 0);
|
return calendar.getTimeInMillis();
|
}
|
catch (Exception e)
|
{
|
logger.traceException(e);
|
|
// This should only happen if the provided date wasn't legal
|
// (e.g., September 31).
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_ILLEGAL_TIME.
|
get(valueString, e);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message, e);
|
}
|
}
|
else
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(valueString, s1, 12);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
case '.':
|
case ',':
|
return finishDecodingFraction(valueString, 13, year, month, day, hour,
|
minute, second, 60000);
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(valueString, s1, 12);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
|
// Next, there should be either a period or comma followed by between one
|
// and three digits (to specify the sub-second), a letter 'Z' (for the UTC
|
// specifier), or a plus or minus sign followed by two our four digits (for
|
// the UTC offset).
|
switch (valueString.charAt(14))
|
{
|
case '.':
|
case ',':
|
return finishDecodingFraction(valueString, 15, year, month, day, hour,
|
minute, second, 1000);
|
|
case 'Z':
|
// This is fine only if we are at the end of the value.
|
if (length == 15)
|
{
|
try
|
{
|
GregorianCalendar calendar = new GregorianCalendar();
|
calendar.setLenient(false);
|
calendar.setTimeZone(TIME_ZONE_UTC_OBJ);
|
calendar.set(year, month, day, hour, minute, second);
|
calendar.set(Calendar.MILLISECOND, 0);
|
return calendar.getTimeInMillis();
|
}
|
catch (Exception e)
|
{
|
logger.traceException(e);
|
|
// This should only happen if the provided date wasn't legal
|
// (e.g., September 31).
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_ILLEGAL_TIME.
|
get(valueString, e);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message, e);
|
}
|
}
|
else
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(
|
valueString, valueString.charAt(14), 14);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
case '+':
|
case '-':
|
// These are fine only if there are exactly two or four more digits that
|
// specify a valid offset.
|
if (length == 17 || length == 19)
|
{
|
try
|
{
|
GregorianCalendar calendar = new GregorianCalendar();
|
calendar.setLenient(false);
|
calendar.setTimeZone(getTimeZoneForOffset(valueString, 14));
|
calendar.set(year, month, day, hour, minute, second);
|
calendar.set(Calendar.MILLISECOND, 0);
|
return calendar.getTimeInMillis();
|
}
|
catch (Exception e)
|
{
|
logger.traceException(e);
|
|
// This should only happen if the provided date wasn't legal
|
// (e.g., September 31).
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_ILLEGAL_TIME.
|
get(valueString, e);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message, e);
|
}
|
}
|
else
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(
|
valueString, valueString.charAt(14), 14);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_CHAR.get(
|
valueString, valueString.charAt(14), 14);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
}
|
|
/**
|
* Completes decoding the generalized time value containing a fractional
|
* component. It will also decode the trailing 'Z' or offset.
|
*
|
* @param value The whole value, including the fractional component and
|
* time zone information.
|
* @param startPos The position of the first character after the period
|
* in the value string.
|
* @param year The year decoded from the provided value.
|
* @param month The month decoded from the provided value.
|
* @param day The day decoded from the provided value.
|
* @param hour The hour decoded from the provided value.
|
* @param minute The minute decoded from the provided value.
|
* @param second The second decoded from the provided value.
|
* @param multiplier The multiplier value that should be used to scale the
|
* fraction appropriately. If it's a fraction of an hour,
|
* then it should be 3600000 (60*60*1000). If it's a
|
* fraction of a minute, then it should be 60000. If it's
|
* a fraction of a second, then it should be 1000.
|
*
|
* @return The timestamp created from the provided generalized time value
|
* including the fractional element.
|
*
|
* @throws DirectoryException If the provided value cannot be parsed as a
|
* valid generalized time string.
|
*/
|
private static long finishDecodingFraction(String value, int startPos,
|
int year, int month, int day,
|
int hour, int minute, int second,
|
int multiplier)
|
throws DirectoryException
|
{
|
int length = value.length();
|
StringBuilder fractionBuffer = new StringBuilder(2 + length - startPos);
|
fractionBuffer.append("0.");
|
|
TimeZone timeZone = null;
|
|
outerLoop:
|
for (int i=startPos; i < length; i++)
|
{
|
char c = value.charAt(i);
|
switch (c)
|
{
|
case '0':
|
case '1':
|
case '2':
|
case '3':
|
case '4':
|
case '5':
|
case '6':
|
case '7':
|
case '8':
|
case '9':
|
fractionBuffer.append(c);
|
break;
|
|
case 'Z':
|
// This is only acceptable if we're at the end of the value.
|
if (i != value.length() - 1)
|
{
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_ILLEGAL_FRACTION_CHAR.
|
get(value, c);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
timeZone = TIME_ZONE_UTC_OBJ;
|
break outerLoop;
|
|
case '+':
|
case '-':
|
timeZone = getTimeZoneForOffset(value, i);
|
break outerLoop;
|
|
default:
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_ILLEGAL_FRACTION_CHAR.
|
get(value, c);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
}
|
|
if (fractionBuffer.length() == 2)
|
{
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_EMPTY_FRACTION.get(value);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
if (timeZone == null)
|
{
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_NO_TIME_ZONE_INFO.get(value);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
Double fractionValue = Double.parseDouble(fractionBuffer.toString());
|
long additionalMilliseconds = Math.round(fractionValue * multiplier);
|
|
try
|
{
|
GregorianCalendar calendar = new GregorianCalendar();
|
calendar.setLenient(false);
|
calendar.setTimeZone(timeZone);
|
calendar.set(year, month, day, hour, minute, second);
|
calendar.set(Calendar.MILLISECOND, 0);
|
return calendar.getTimeInMillis() + additionalMilliseconds;
|
}
|
catch (Exception e)
|
{
|
logger.traceException(e);
|
|
// This should only happen if the provided date wasn't legal
|
// (e.g., September 31).
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_ILLEGAL_TIME.get(value, e);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message, e);
|
}
|
}
|
|
/**
|
* Decodes a time zone offset from the provided value.
|
*
|
* @param value The whole value, including the offset.
|
* @param startPos The position of the first character that is
|
* contained in the offset. This should be the
|
* position of the plus or minus character.
|
*
|
* @return The {@code TimeZone} object representing the decoded time zone.
|
*
|
* @throws DirectoryException If the provided value does not contain a valid
|
* offset.
|
*/
|
private static TimeZone getTimeZoneForOffset(String value, int startPos)
|
throws DirectoryException
|
{
|
String offSetStr = value.substring(startPos);
|
int len = offSetStr.length();
|
if (len != 3 && len != 5)
|
{
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_OFFSET.get(
|
value, offSetStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// The first character must be either a plus or minus.
|
switch (offSetStr.charAt(0))
|
{
|
case '+':
|
case '-':
|
// These are OK.
|
break;
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_OFFSET.get(
|
value, offSetStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
|
// The first two characters must be an integer between 00 and 23.
|
switch (offSetStr.charAt(1))
|
{
|
case '0':
|
case '1':
|
switch (offSetStr.charAt(2))
|
{
|
case '0':
|
case '1':
|
case '2':
|
case '3':
|
case '4':
|
case '5':
|
case '6':
|
case '7':
|
case '8':
|
case '9':
|
// These are all fine.
|
break;
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_OFFSET.
|
get(value, offSetStr);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
break;
|
|
case '2':
|
switch (offSetStr.charAt(2))
|
{
|
case '0':
|
case '1':
|
case '2':
|
case '3':
|
// These are all fine.
|
break;
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_OFFSET.
|
get(value, offSetStr);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
break;
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_OFFSET.get(
|
value, offSetStr);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
|
// If there are two more characters, then they must be an integer between
|
// 00 and 59.
|
if (len == 5)
|
{
|
switch (offSetStr.charAt(3))
|
{
|
case '0':
|
case '1':
|
case '2':
|
case '3':
|
case '4':
|
case '5':
|
switch (offSetStr.charAt(4))
|
{
|
case '0':
|
case '1':
|
case '2':
|
case '3':
|
case '4':
|
case '5':
|
case '6':
|
case '7':
|
case '8':
|
case '9':
|
// These are all fine.
|
break;
|
|
default:
|
LocalizableMessage message =
|
WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_OFFSET.
|
get(value, offSetStr);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
break;
|
|
default:
|
LocalizableMessage message = WARN_ATTR_SYNTAX_GENERALIZED_TIME_INVALID_OFFSET.
|
get(value, offSetStr);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
}
|
|
|
// If we've gotten here, then it looks like a valid offset. We can create a
|
// time zone by using "GMT" followed by the offset.
|
return TimeZone.getTimeZone("GMT" + offSetStr);
|
}
|
}
|
