/*
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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
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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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
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying 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 2006-2010 Sun Microsystems, Inc.
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*/
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package org.opends.server.schema;
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import org.opends.messages.Message;
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import java.util.LinkedHashMap;
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import java.util.LinkedHashSet;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import org.opends.server.admin.std.server.AttributeSyntaxCfg;
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import org.opends.server.api.ApproximateMatchingRule;
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import org.opends.server.api.AttributeSyntax;
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import org.opends.server.api.EqualityMatchingRule;
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import org.opends.server.api.OrderingMatchingRule;
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import org.opends.server.api.SubstringMatchingRule;
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import org.opends.server.config.ConfigException;
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import org.opends.server.core.DirectoryServer;
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import static org.opends.server.loggers.debug.DebugLogger.*;
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import org.opends.server.loggers.debug.DebugTracer;
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import org.opends.server.types.*;
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import static org.opends.messages.SchemaMessages.*;
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import org.opends.messages.MessageBuilder;
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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 static org.opends.server.util.StaticUtils.*;
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import static org.opends.server.config.ConfigConstants.*;
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/**
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* This class implements the object class description syntax, which is used to
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* hold objectclass definitions in the server schema. The format of this
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* syntax is defined in RFC 2252.
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*/
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public class ObjectClassSyntax
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extends AttributeSyntax<AttributeSyntaxCfg>
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{
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/**
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* The tracer object for the debug logger.
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*/
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private static final DebugTracer TRACER = getTracer();
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// The default equality matching rule for this syntax.
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private EqualityMatchingRule defaultEqualityMatchingRule;
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// The default ordering matching rule for this syntax.
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private OrderingMatchingRule defaultOrderingMatchingRule;
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// The default substring matching rule for this syntax.
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private SubstringMatchingRule defaultSubstringMatchingRule;
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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 ObjectClassSyntax()
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{
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super();
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}
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/**
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* {@inheritDoc}
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*/
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public void initializeSyntax(AttributeSyntaxCfg configuration)
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throws ConfigException, InitializationException
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{
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defaultEqualityMatchingRule =
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DirectoryServer.getEqualityMatchingRule(EMR_CASE_IGNORE_OID);
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if (defaultEqualityMatchingRule == null)
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{
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Message message = ERR_ATTR_SYNTAX_UNKNOWN_EQUALITY_MATCHING_RULE.get(
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EMR_CASE_IGNORE_OID, SYNTAX_OBJECTCLASS_NAME);
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throw new InitializationException(message);
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}
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defaultOrderingMatchingRule =
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DirectoryServer.getOrderingMatchingRule(OMR_CASE_IGNORE_OID);
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if (defaultOrderingMatchingRule == null)
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{
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Message message = ERR_ATTR_SYNTAX_UNKNOWN_ORDERING_MATCHING_RULE.get(
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OMR_CASE_IGNORE_OID, SYNTAX_OBJECTCLASS_NAME);
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throw new InitializationException(message);
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}
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defaultSubstringMatchingRule =
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DirectoryServer.getSubstringMatchingRule(SMR_CASE_IGNORE_OID);
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if (defaultSubstringMatchingRule == null)
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{
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Message message = ERR_ATTR_SYNTAX_UNKNOWN_SUBSTRING_MATCHING_RULE.get(
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SMR_CASE_IGNORE_OID, SYNTAX_OBJECTCLASS_NAME);
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throw new InitializationException(message);
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}
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}
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/**
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* {@inheritDoc}
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*/
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public String getSyntaxName()
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{
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return SYNTAX_OBJECTCLASS_NAME;
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}
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/**
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* {@inheritDoc}
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*/
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public String getOID()
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{
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return SYNTAX_OBJECTCLASS_OID;
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}
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/**
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* {@inheritDoc}
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*/
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public String getDescription()
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{
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return SYNTAX_OBJECTCLASS_DESCRIPTION;
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}
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/**
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* {@inheritDoc}
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*/
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public EqualityMatchingRule getEqualityMatchingRule()
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{
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return defaultEqualityMatchingRule;
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}
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/**
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* {@inheritDoc}
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*/
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public OrderingMatchingRule getOrderingMatchingRule()
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{
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return defaultOrderingMatchingRule;
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}
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/**
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* {@inheritDoc}
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*/
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public SubstringMatchingRule getSubstringMatchingRule()
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{
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return defaultSubstringMatchingRule;
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}
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/**
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* {@inheritDoc}
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*/
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public ApproximateMatchingRule getApproximateMatchingRule()
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{
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// There is no approximate matching rule by default.
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return null;
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}
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/**
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* {@inheritDoc}
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*/
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public boolean valueIsAcceptable(ByteSequence value,
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MessageBuilder invalidReason)
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{
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// We'll use the decodeObjectClass method to determine if the value is
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// acceptable.
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try
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{
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decodeObjectClass(value, DirectoryServer.getSchema(), true);
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return true;
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}
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catch (DirectoryException de)
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{
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if (debugEnabled())
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{
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TRACER.debugCaught(DebugLogLevel.ERROR, de);
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}
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invalidReason.append(de.getMessageObject());
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return false;
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}
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}
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/**
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* Decodes the contents of the provided ASN.1 octet string as an objectclass
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* definition according to the rules of this syntax. Note that the provided
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* octet string value does not need to be normalized (and in fact, it should
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* not be in order to allow the desired capitalization to be preserved).
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*
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* @param value The ASN.1 octet string containing the value
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* to decode (it does not need to be
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* normalized).
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* @param schema The schema to use to resolve references to
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* other schema elements.
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* @param allowUnknownElements Indicates whether to allow values that
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* reference a superior class or required or
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* optional attribute types which are not
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* defined in the server schema. This should
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* only be true when called by
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* {@code valueIsAcceptable}.
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*
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* @return The decoded objectclass definition.
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*
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* @throws DirectoryException If the provided value cannot be decoded as an
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* objectclass definition.
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*/
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public static ObjectClass decodeObjectClass(ByteSequence value, Schema schema,
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boolean allowUnknownElements)
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throws DirectoryException
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{
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// Get string representations of the provided value using the provided form
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// and with all lowercase characters.
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String valueStr = value.toString();
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String lowerStr = toLowerCase(valueStr);
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boolean allowExceptions = DirectoryServer.isRunning()?
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DirectoryServer.allowAttributeNameExceptions():true;
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// We'll do this a character at a time. First, skip over any leading
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// whitespace.
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int pos = 0;
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int length = valueStr.length();
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while ((pos < length) && (valueStr.charAt(pos) == ' '))
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{
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pos++;
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}
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if (pos >= length)
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{
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// This means that the value was empty or contained only whitespace. That
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// is illegal.
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Message message = ERR_ATTR_SYNTAX_OBJECTCLASS_EMPTY_VALUE.get();
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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 next character must be an open parenthesis. If it is not, then that
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// is an error.
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char c = valueStr.charAt(pos++);
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if (c != '(')
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{
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Message message = ERR_ATTR_SYNTAX_OBJECTCLASS_EXPECTED_OPEN_PARENTHESIS.
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get(valueStr, (pos-1), String.valueOf(c));
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throw new DirectoryException(
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ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
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}
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// Skip over any spaces immediately following the opening parenthesis.
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while ((pos < length) && ((c = valueStr.charAt(pos)) == ' '))
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{
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pos++;
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}
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if (pos >= length)
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{
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// This means that the end of the value was reached before we could find
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// the OID. Ths is illegal.
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Message message =
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ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(valueStr);
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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 next set of characters must be the OID. Strictly speaking, this
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// should only be a numeric OID, but we'll also allow for the
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// "ocname-oid" case as well. Look at the first character to figure out
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// which we will be using.
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int oidStartPos = pos;
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if (isDigit(c))
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{
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// This must be a numeric OID. In that case, we will accept only digits
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// and periods, but not consecutive periods.
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boolean lastWasPeriod = false;
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while ((pos < length) && ((c = valueStr.charAt(pos++)) != ' '))
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{
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if (c == '.')
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{
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if (lastWasPeriod)
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{
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Message message =
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ERR_ATTR_SYNTAX_OBJECTCLASS_DOUBLE_PERIOD_IN_NUMERIC_OID.
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get(valueStr, (pos-1));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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else
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{
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lastWasPeriod = true;
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}
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}
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else if (! isDigit(c))
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{
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// This must have been an illegal character.
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Message message =
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ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR_IN_NUMERIC_OID.
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get(valueStr, String.valueOf(c), (pos-1));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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else
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{
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lastWasPeriod = false;
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}
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}
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}
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else
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{
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// This must be a "fake" OID. In this case, we will only accept
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// alphabetic characters, numeric digits, and the hyphen.
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while ((pos < length) && ((c = valueStr.charAt(pos++)) != ' '))
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{
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if (isAlpha(c) || isDigit(c) || (c == '-') ||
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((c == '_') && allowExceptions))
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{
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// This is fine. It is an acceptable character.
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}
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else
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{
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// This must have been an illegal character.
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Message message =
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ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR_IN_STRING_OID.
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get(valueStr, String.valueOf(c), (pos-1));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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}
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}
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// If we're at the end of the value, then it isn't a valid objectclass
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// description. Otherwise, parse out the OID.
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String oid;
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if (pos >= length)
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{
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Message message =
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ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(valueStr);
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throw new DirectoryException(
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ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
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}
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else
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{
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oid = lowerStr.substring(oidStartPos, (pos-1));
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}
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// Skip over the space(s) after the OID.
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while ((pos < length) && ((c = valueStr.charAt(pos)) == ' '))
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{
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pos++;
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}
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if (pos >= length)
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{
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// This means that the end of the value was reached before we could find
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// the OID. Ths is illegal.
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Message message =
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ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(valueStr);
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throw new DirectoryException(
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ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
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}
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// At this point, we should have a pretty specific syntax that describes
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// what may come next, but some of the components are optional and it would
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// be pretty easy to put something in the wrong order, so we will be very
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// flexible about what we can accept. Just look at the next token, figure
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// out what it is and how to treat what comes after it, then repeat until
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// we get to the end of the value. But before we start, set default values
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// for everything else we might need to know.
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String primaryName = oid;
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List<String> names = new LinkedList<String>();
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String description = null;
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boolean isObsolete = false;
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Set<AttributeType> requiredAttributes = new LinkedHashSet<AttributeType>();
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Set<AttributeType> optionalAttributes = new LinkedHashSet<AttributeType>();
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Set<ObjectClass> superiorClasses = new LinkedHashSet<ObjectClass>();
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//Default OC Type is STRUCTURAL ( RFC 4512 4.1.1)
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ObjectClassType objectClassType = ObjectClassType.STRUCTURAL;
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Map<String, List<String>> extraProperties =
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new LinkedHashMap<String, List<String>>();
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while (true)
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{
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StringBuilder tokenNameBuffer = new StringBuilder();
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pos = readTokenName(valueStr, tokenNameBuffer, pos);
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String tokenName = tokenNameBuffer.toString();
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String lowerTokenName = toLowerCase(tokenName);
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if (tokenName.equals(")"))
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{
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// We must be at the end of the value. If not, then that's a problem.
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if (pos < length)
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{
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Message message =
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ERR_ATTR_SYNTAX_OBJECTCLASS_UNEXPECTED_CLOSE_PARENTHESIS.
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get(valueStr, (pos-1));
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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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}
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else if (lowerTokenName.equals("name"))
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{
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// This specifies the set of names for the objectclass. It may be a
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// single name in single quotes, or it may be an open parenthesis
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// followed by one or more names in single quotes separated by spaces.
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c = valueStr.charAt(pos++);
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if (c == '\'')
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{
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StringBuilder userBuffer = new StringBuilder();
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StringBuilder lowerBuffer = new StringBuilder();
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pos = readQuotedString(valueStr, lowerStr, userBuffer, lowerBuffer,
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(pos-1));
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primaryName = userBuffer.toString();
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names.add(primaryName);
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}
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else if (c == '(')
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{
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StringBuilder userBuffer = new StringBuilder();
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StringBuilder lowerBuffer = new StringBuilder();
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pos = readQuotedString(valueStr, lowerStr, userBuffer, lowerBuffer,
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pos);
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primaryName = userBuffer.toString();
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names.add(primaryName);
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|
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while (true)
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{
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if (valueStr.charAt(pos) == ')')
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{
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// Skip over any spaces after the parenthesis.
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pos++;
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while ((pos < length) && ((c = valueStr.charAt(pos)) == ' '))
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{
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pos++;
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}
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break;
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}
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else
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{
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userBuffer = new StringBuilder();
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lowerBuffer = new StringBuilder();
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pos = readQuotedString(valueStr, lowerStr, userBuffer,
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lowerBuffer, pos);
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names.add(userBuffer.toString());
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}
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}
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}
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else
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{
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// This is an illegal character.
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Message message = ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR.get(
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valueStr, String.valueOf(c), (pos-1));
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throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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message);
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}
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//RFC 2251: A specification may also assign one or more textual names
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//for an attribute type. These names MUST begin with a letter, and
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//only contain ASCII letters, digit characters and hyphens.
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//Iterate over all the names and throw an exception if it is invalid.
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for(String name : names)
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{
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for(int index=0; index < name.length(); index++)
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{
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char ch = name.charAt(index);
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switch(ch)
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{
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case '-':
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//hyphen is allowed but not as the first byte.
|
if (index==0)
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{
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Message msg = ERR_OC_SYNTAX_ATTR_ILLEGAL_INITIAL_DASH.
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get(value.toString());
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throw new DirectoryException(
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ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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msg);
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}
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break;
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case '_':
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// This will never be allowed as the first character. It
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// may be allowed for subsequent characters if the attribute
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// name exceptions option is enabled.
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if (index==0)
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{
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Message msg =
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ERR_OC_SYNTAX_ATTR_ILLEGAL_INITIAL_UNDERSCORE.
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get(value.toString(),
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ATTR_ALLOW_ATTRIBUTE_NAME_EXCEPTIONS);
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throw new DirectoryException(
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ResultCode.INVALID_ATTRIBUTE_SYNTAX,
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msg);
|
}
|
else if (!allowExceptions)
|
{
|
Message msg = ERR_OC_SYNTAX_ATTR_ILLEGAL_UNDERSCORE_CHAR.
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get(value.toString(),
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ATTR_ALLOW_ATTRIBUTE_NAME_EXCEPTIONS);
|
throw new DirectoryException(
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ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
msg);
|
}
|
break;
|
|
default:
|
//Only digits and ascii letters are allowed but the first byte
|
//can not be a digit.
|
if(index ==0 && isDigit(ch) && !allowExceptions)
|
{
|
Message message = ERR_OC_SYNTAX_ATTR_ILLEGAL_INITIAL_DIGIT.
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get(value.toString(), ch,
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ATTR_ALLOW_ATTRIBUTE_NAME_EXCEPTIONS);
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throw new DirectoryException(
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ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
else if(!((ch>='0' && ch<='9') || (ch>='A' && ch<='Z') ||
|
(ch>='a' && ch<='z')))
|
{
|
Message msg = ERR_OC_SYNTAX_ATTR_ILLEGAL_CHAR.get(
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value.toString(), ch, index);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
msg);
|
}
|
break;
|
}
|
}
|
|
}
|
}
|
else if (lowerTokenName.equals("desc"))
|
{
|
// This specifies the description for the objectclass. It is an
|
// arbitrary string of characters enclosed in single quotes.
|
StringBuilder descriptionBuffer = new StringBuilder();
|
pos = readQuotedString(valueStr, descriptionBuffer, pos);
|
description = descriptionBuffer.toString();
|
}
|
else if (lowerTokenName.equals("obsolete"))
|
{
|
// This indicates whether the objectclass should be considered obsolete.
|
// We do not need to do any more parsing for this token.
|
isObsolete = true;
|
}
|
else if (lowerTokenName.equals("sup"))
|
{
|
// This specifies the name or OID of the superior objectclass from
|
// which this objectclass should inherit its properties. As per
|
// RFC 4512 (4.1.1), expect an oidlist here. It may be a single name
|
// or OID (not in quotes) , or it may be an open parenthesis followed
|
// by one or more names separated by spaces and the dollar sign
|
// character, followed by a closing parenthesis.
|
c = valueStr.charAt(pos++);
|
LinkedList<ObjectClass> listSupOCs = new LinkedList<ObjectClass>();
|
if(c == '(')
|
{
|
while(true)
|
{
|
StringBuilder woidBuffer = new StringBuilder();
|
pos = readWOID(lowerStr, woidBuffer, pos);
|
String oidStr = woidBuffer.toString();
|
ObjectClass supOC = schema.getObjectClass(oidStr);
|
if (supOC == null)
|
{
|
if (allowUnknownElements)
|
{
|
supOC =
|
DirectoryServer.getDefaultObjectClass(woidBuffer.toString());
|
}
|
else
|
{
|
// This is bad because we don't know what the superior oc
|
// is so we can't base this objectclass on it.
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_UNKNOWN_SUPERIOR_CLASS.
|
get(String.valueOf(oid), String.valueOf(woidBuffer));
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
}
|
|
listSupOCs.add(supOC);
|
// The next character must be either a dollar sign or a closing
|
// parenthesis.
|
c = valueStr.charAt(pos++);
|
if (c == ')')
|
{
|
// This denotes the end of the list.
|
break;
|
}
|
else if (c != '$')
|
{
|
Message message = ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR.get(
|
valueStr, String.valueOf(c), (pos-1));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
}
|
}
|
else
|
{
|
StringBuilder woidBuffer = new StringBuilder();
|
pos = readWOID(lowerStr, woidBuffer, (pos-1));
|
ObjectClass superiorClass =
|
schema.getObjectClass(woidBuffer.toString());
|
if (superiorClass == null)
|
{
|
if (allowUnknownElements)
|
{
|
superiorClass =
|
DirectoryServer.getDefaultObjectClass(woidBuffer.toString());
|
}
|
else
|
{
|
// This is bad because we don't know what the superior oc
|
// is so we can't base this objectclass on it.
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_UNKNOWN_SUPERIOR_CLASS.
|
get(String.valueOf(oid), String.valueOf(woidBuffer));
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
}
|
listSupOCs.add(superiorClass);
|
}
|
superiorClasses.addAll(listSupOCs);
|
}
|
else if (lowerTokenName.equals("abstract"))
|
{
|
// This indicates that entries must not include this objectclass unless
|
// they also include a non-abstract objectclass that inherits from this
|
// class. We do not need any more parsing for this token.
|
objectClassType = ObjectClassType.ABSTRACT;
|
}
|
else if (lowerTokenName.equals("structural"))
|
{
|
// This indicates that this is a structural objectclass. We do not need
|
// any more parsing for this token.
|
objectClassType = ObjectClassType.STRUCTURAL;
|
}
|
else if (lowerTokenName.equals("auxiliary"))
|
{
|
// This indicates that this is an auxiliary objectclass. We do not need
|
// any more parsing for this token.
|
objectClassType = ObjectClassType.AUXILIARY;
|
}
|
else if (lowerTokenName.equals("must"))
|
{
|
LinkedList<AttributeType> attrs = new LinkedList<AttributeType>();
|
|
// This specifies the set of required attributes for the objectclass.
|
// It may be a single name or OID (not in quotes), or it may be an
|
// open parenthesis followed by one or more names separated by spaces
|
// and the dollar sign character, followed by a closing parenthesis.
|
c = valueStr.charAt(pos++);
|
if (c == '(')
|
{
|
while (true)
|
{
|
StringBuilder woidBuffer = new StringBuilder();
|
pos = readWOID(lowerStr, woidBuffer, (pos));
|
|
AttributeType attr = schema.getAttributeType(woidBuffer.toString());
|
if (attr == null)
|
{
|
if (allowUnknownElements)
|
{
|
attr = DirectoryServer.getDefaultAttributeType(
|
woidBuffer.toString());
|
}
|
else
|
{
|
// This isn't good because it means that the objectclass
|
// requires an attribute type that we don't know anything about.
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_UNKNOWN_REQUIRED_ATTR.
|
get(oid, woidBuffer.toString());
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
}
|
|
attrs.add(attr);
|
|
|
// The next character must be either a dollar sign or a closing
|
// parenthesis.
|
c = valueStr.charAt(pos++);
|
if (c == ')')
|
{
|
// This denotes the end of the list.
|
break;
|
}
|
else if (c != '$')
|
{
|
Message message = ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR.get(
|
valueStr, String.valueOf(c), (pos-1));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
}
|
}
|
else
|
{
|
StringBuilder woidBuffer = new StringBuilder();
|
pos = readWOID(lowerStr, woidBuffer, (pos-1));
|
|
AttributeType attr = schema.getAttributeType(woidBuffer.toString());
|
if (attr == null)
|
{
|
if (allowUnknownElements)
|
{
|
attr = DirectoryServer.getDefaultAttributeType(
|
woidBuffer.toString());
|
}
|
else
|
{
|
// This isn't good because it means that the objectclass requires
|
// an attribute type that we don't know anything about.
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_UNKNOWN_REQUIRED_ATTR.
|
get(oid, woidBuffer.toString());
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
}
|
|
attrs.add(attr);
|
}
|
|
requiredAttributes.addAll(attrs);
|
}
|
else if (lowerTokenName.equals("may"))
|
{
|
LinkedList<AttributeType> attrs = new LinkedList<AttributeType>();
|
|
// This specifies the set of optional attributes for the objectclass.
|
// It may be a single name or OID (not in quotes), or it may be an
|
// open parenthesis followed by one or more names separated by spaces
|
// and the dollar sign character, followed by a closing parenthesis.
|
c = valueStr.charAt(pos++);
|
if (c == '(')
|
{
|
while (true)
|
{
|
StringBuilder woidBuffer = new StringBuilder();
|
pos = readWOID(lowerStr, woidBuffer, (pos));
|
|
AttributeType attr = schema.getAttributeType(woidBuffer.toString());
|
if (attr == null)
|
{
|
if (allowUnknownElements)
|
{
|
attr = DirectoryServer.getDefaultAttributeType(
|
woidBuffer.toString());
|
}
|
else
|
{
|
// This isn't good because it means that the objectclass allows
|
// an attribute type that we don't know anything about.
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_UNKNOWN_OPTIONAL_ATTR.
|
get(oid, woidBuffer.toString());
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
}
|
|
attrs.add(attr);
|
|
|
// The next character must be either a dollar sign or a closing
|
// parenthesis.
|
c = valueStr.charAt(pos++);
|
if (c == ')')
|
{
|
// This denotes the end of the list.
|
break;
|
}
|
else if (c != '$')
|
{
|
Message message = ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR.get(
|
valueStr, String.valueOf(c), (pos-1));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
}
|
}
|
else
|
{
|
StringBuilder woidBuffer = new StringBuilder();
|
pos = readWOID(lowerStr, woidBuffer, (pos-1));
|
|
AttributeType attr = schema.getAttributeType(woidBuffer.toString());
|
if (attr == null)
|
{
|
if (allowUnknownElements)
|
{
|
attr = DirectoryServer.getDefaultAttributeType(
|
woidBuffer.toString());
|
}
|
else
|
{
|
// This isn't good because it means that the objectclass allows an
|
// attribute type that we don't know anything about.
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_UNKNOWN_OPTIONAL_ATTR.
|
get(oid, woidBuffer.toString());
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
}
|
|
attrs.add(attr);
|
}
|
|
optionalAttributes.addAll(attrs);
|
}
|
else
|
{
|
// This must be a non-standard property and it must be followed by
|
// either a single value in single quotes or an open parenthesis
|
// followed by one or more values in single quotes separated by spaces
|
// followed by a close parenthesis.
|
List<String> valueList = new LinkedList<String>();
|
pos = readExtraParameterValues(valueStr, valueList, pos);
|
extraProperties.put(tokenName, valueList);
|
}
|
}
|
|
//If SUP is not specified, use TOP.
|
ObjectClass top = DirectoryServer.getTopObjectClass();
|
if(superiorClasses.isEmpty() && !top.getOID().equals(oid))
|
{
|
superiorClasses.add(top);
|
}
|
else
|
{
|
for(ObjectClass superiorClass : superiorClasses)
|
{
|
// Make sure that the inheritance configuration is acceptable.
|
ObjectClassType superiorType = superiorClass.getObjectClassType();
|
switch (objectClassType)
|
{
|
case ABSTRACT:
|
// Abstract classes may only inherit from other abstract classes.
|
if (superiorType != ObjectClassType.ABSTRACT)
|
{
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_INVALID_SUPERIOR_TYPE.
|
get(oid, objectClassType.toString(), superiorType.toString(),
|
superiorClass.getNameOrOID());
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
break;
|
|
case AUXILIARY:
|
// Auxiliary classes may only inherit from abstract classes or other
|
// auxiliary classes.
|
if ((superiorType != ObjectClassType.ABSTRACT) &&
|
(superiorType != ObjectClassType.AUXILIARY))
|
{
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_INVALID_SUPERIOR_TYPE.
|
get(oid, objectClassType.toString(), superiorType.toString(),
|
superiorClass.getNameOrOID());
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
break;
|
|
case STRUCTURAL:
|
// Structural classes may only inherit from abstract classes or
|
// other structural classes.
|
if ((superiorType != ObjectClassType.ABSTRACT) &&
|
(superiorType != ObjectClassType.STRUCTURAL))
|
{
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_INVALID_SUPERIOR_TYPE.
|
get(oid, objectClassType.toString(), superiorType.toString(),
|
superiorClass.getNameOrOID());
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
|
// Structural classes must have the "top" objectclass somewhere in
|
// the superior chain.
|
if (! superiorChainIncludesTop(superiorClass))
|
{
|
Message message =
|
WARN_ATTR_SYNTAX_OBJECTCLASS_STRUCTURAL_SUPERIOR_NOT_TOP.
|
get(oid);
|
throw new DirectoryException(ResultCode.CONSTRAINT_VIOLATION,
|
message);
|
}
|
break;
|
}
|
}
|
}
|
|
|
|
return new ObjectClass(value.toString(), primaryName, names, oid,
|
description, superiorClasses, requiredAttributes,
|
optionalAttributes, objectClassType, isObsolete,
|
extraProperties);
|
}
|
|
|
|
/**
|
* Reads the next token name from the objectclass definition, skipping over
|
* any leading or trailing spaces, and appends it to the provided buffer.
|
*
|
* @param valueStr The string representation of the objectclass definition.
|
* @param tokenName The buffer into which the token name will be written.
|
* @param startPos The position in the provided string at which to start
|
* reading the token name.
|
*
|
* @return The position of the first character that is not part of the token
|
* name or one of the trailing spaces after it.
|
*
|
* @throws DirectoryException If a problem is encountered while reading the
|
* token name.
|
*/
|
private static int readTokenName(String valueStr, StringBuilder tokenName,
|
int startPos)
|
throws DirectoryException
|
{
|
// Skip over any spaces at the beginning of the value.
|
char c = '\u0000';
|
int length = valueStr.length();
|
while ((startPos < length) && ((c = valueStr.charAt(startPos)) == ' '))
|
{
|
startPos++;
|
}
|
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(valueStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// Read until we find the next space.
|
while ((startPos < length) && ((c = valueStr.charAt(startPos++)) != ' '))
|
{
|
tokenName.append(c);
|
}
|
|
|
// Skip over any trailing spaces after the value.
|
while ((startPos < length) && ((c = valueStr.charAt(startPos)) == ' '))
|
{
|
startPos++;
|
}
|
|
|
// Return the position of the first non-space character after the token.
|
return startPos;
|
}
|
|
|
|
/**
|
* Reads the value of a string enclosed in single quotes, skipping over the
|
* quotes and any leading or trailing spaces, and appending the string to the
|
* provided buffer.
|
*
|
* @param valueStr The user-provided representation of the objectclass
|
* definition.
|
* @param valueBuffer The buffer into which the user-provided representation
|
* of the value will be placed.
|
* @param startPos The position in the provided string at which to start
|
* reading the quoted string.
|
*
|
* @return The position of the first character that is not part of the quoted
|
* string or one of the trailing spaces after it.
|
*
|
* @throws DirectoryException If a problem is encountered while reading the
|
* quoted string.
|
*/
|
private static int readQuotedString(String valueStr,
|
StringBuilder valueBuffer, int startPos)
|
throws DirectoryException
|
{
|
// Skip over any spaces at the beginning of the value.
|
char c = '\u0000';
|
int length = valueStr.length();
|
while ((startPos < length) && ((c = valueStr.charAt(startPos)) == ' '))
|
{
|
startPos++;
|
}
|
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(valueStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// The next character must be a single quote.
|
if (c != '\'')
|
{
|
Message message = WARN_ATTR_SYNTAX_OBJECTCLASS_EXPECTED_QUOTE_AT_POS.get(
|
valueStr, startPos, String.valueOf(c));
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// Read until we find the closing quote.
|
startPos++;
|
while ((startPos < length) && ((c = valueStr.charAt(startPos)) != '\''))
|
{
|
valueBuffer.append(c);
|
startPos++;
|
}
|
|
|
// Skip over any trailing spaces after the value.
|
startPos++;
|
while ((startPos < length) && ((c = valueStr.charAt(startPos)) == ' '))
|
{
|
startPos++;
|
}
|
|
|
// If we're at the end of the value, then that's illegal.
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(valueStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// Return the position of the first non-space character after the token.
|
return startPos;
|
}
|
|
|
|
/**
|
* Reads the value of a string enclosed in single quotes, skipping over the
|
* quotes and any leading or trailing spaces, and appending the string to the
|
* provided buffer.
|
*
|
* @param valueStr The user-provided representation of the objectclass
|
* definition.
|
* @param lowerStr The all-lowercase representation of the objectclass
|
* definition.
|
* @param userBuffer The buffer into which the user-provided representation
|
* of the value will be placed.
|
* @param lowerBuffer The buffer into which the all-lowercase representation
|
* of the value will be placed.
|
* @param startPos The position in the provided string at which to start
|
* reading the quoted string.
|
*
|
* @return The position of the first character that is not part of the quoted
|
* string or one of the trailing spaces after it.
|
*
|
* @throws DirectoryException If a problem is encountered while reading the
|
* quoted string.
|
*/
|
private static int readQuotedString(String valueStr, String lowerStr,
|
StringBuilder userBuffer,
|
StringBuilder lowerBuffer, int startPos)
|
throws DirectoryException
|
{
|
// Skip over any spaces at the beginning of the value.
|
char c = '\u0000';
|
int length = lowerStr.length();
|
while ((startPos < length) && ((c = lowerStr.charAt(startPos)) == ' '))
|
{
|
startPos++;
|
}
|
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(lowerStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// The next character must be a single quote.
|
if (c != '\'')
|
{
|
Message message = WARN_ATTR_SYNTAX_OBJECTCLASS_EXPECTED_QUOTE_AT_POS.get(
|
valueStr, startPos, String.valueOf(c));
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// Read until we find the closing quote.
|
startPos++;
|
while ((startPos < length) && ((c = lowerStr.charAt(startPos)) != '\''))
|
{
|
lowerBuffer.append(c);
|
userBuffer.append(valueStr.charAt(startPos));
|
startPos++;
|
}
|
|
|
// Skip over any trailing spaces after the value.
|
startPos++;
|
while ((startPos < length) && ((c = lowerStr.charAt(startPos)) == ' '))
|
{
|
startPos++;
|
}
|
|
|
// If we're at the end of the value, then that's illegal.
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(lowerStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// Return the position of the first non-space character after the token.
|
return startPos;
|
}
|
|
|
|
/**
|
* Reads the attribute type/objectclass description or numeric OID from the
|
* provided string, skipping over any leading or trailing spaces, and
|
* appending the value to the provided buffer.
|
*
|
* @param lowerStr The string from which the name or OID is to be read.
|
* @param woidBuffer The buffer into which the name or OID should be
|
* appended.
|
* @param startPos The position at which to start reading.
|
*
|
* @return The position of the first character after the name or OID that is
|
* not a space.
|
*
|
* @throws DirectoryException If a problem is encountered while reading the
|
* name or OID.
|
*/
|
private static int readWOID(String lowerStr, StringBuilder woidBuffer,
|
int startPos)
|
throws DirectoryException
|
{
|
// Skip over any spaces at the beginning of the value.
|
char c = '\u0000';
|
int length = lowerStr.length();
|
boolean allowExceptions = DirectoryServer.isRunning()?
|
DirectoryServer.allowAttributeNameExceptions():true;
|
while ((startPos < length) && ((c = lowerStr.charAt(startPos)) == ' '))
|
{
|
startPos++;
|
}
|
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(lowerStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// The next character must be either numeric (for an OID) or alphabetic (for
|
// an objectclass description).
|
if (isDigit(c))
|
{
|
// This must be a numeric OID. In that case, we will accept only digits
|
// and periods, but not consecutive periods.
|
boolean lastWasPeriod = false;
|
while ((startPos < length) && ((c = lowerStr.charAt(startPos++)) != ' '))
|
{
|
if (c == '.')
|
{
|
if (lastWasPeriod)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_DOUBLE_PERIOD_IN_NUMERIC_OID.
|
get(lowerStr, (startPos-1));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
else
|
{
|
woidBuffer.append(c);
|
lastWasPeriod = true;
|
}
|
}
|
else if (! (isDigit(c) ||
|
allowExceptions && (isAlpha(c) || (c=='-') || (c=='_'))))
|
{
|
// Technically, this must be an illegal character. However, it is
|
// possible that someone just got sloppy and did not include a space
|
// between the name/OID and a closing parenthesis. In that case,
|
// we'll assume it's the end of the value. What's more, we'll have
|
// to prematurely return to nasty side effects from stripping off
|
// additional characters.
|
if (c == ')')
|
{
|
return (startPos-1);
|
}
|
|
// This must have been an illegal character.
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR_IN_NUMERIC_OID.
|
get(lowerStr, String.valueOf(c), (startPos-1));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
else
|
{
|
woidBuffer.append(c);
|
lastWasPeriod = false;
|
}
|
}
|
}
|
else if (isAlpha(c))
|
{
|
// This must be an objectclass description. In this case, we will only
|
// accept alphabetic characters, numeric digits, and the hyphen.
|
while ((startPos < length) && ((c = lowerStr.charAt(startPos++)) != ' '))
|
{
|
if (isAlpha(c) || isDigit(c) || (c == '-') ||
|
((c == '_') && allowExceptions))
|
{
|
woidBuffer.append(c);
|
}
|
else
|
{
|
// Technically, this must be an illegal character. However, it is
|
// possible that someone just got sloppy and did not include a space
|
// between the name/OID and a closing parenthesis. In that case,
|
// we'll assume it's the end of the value. What's more, we'll have
|
// to prematurely return to nasty side effects from stripping off
|
// additional characters.
|
if (c == ')')
|
{
|
return (startPos-1);
|
}
|
|
// This must have been an illegal character.
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR_IN_STRING_OID.
|
get(lowerStr, String.valueOf(c), (startPos-1));
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
}
|
}
|
else
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR.get(
|
lowerStr, String.valueOf(c), startPos);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// Skip over any trailing spaces after the value.
|
while ((startPos < length) && ((c = lowerStr.charAt(startPos)) == ' '))
|
{
|
startPos++;
|
}
|
|
|
// If we're at the end of the value, then that's illegal.
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(lowerStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// Return the position of the first non-space character after the token.
|
return startPos;
|
}
|
|
|
|
/**
|
* Reads the value for an "extra" parameter. It will handle a single unquoted
|
* word (which is technically illegal, but we'll allow it), a single quoted
|
* string, or an open parenthesis followed by a space-delimited set of quoted
|
* strings or unquoted words followed by a close parenthesis.
|
*
|
* @param valueStr The string containing the information to be read.
|
* @param valueList The list of "extra" parameter values read so far.
|
* @param startPos The position in the value string at which to start
|
* reading.
|
*
|
* @return The "extra" parameter value that was read.
|
*
|
* @throws DirectoryException If a problem occurs while attempting to read
|
* the value.
|
*/
|
private static int readExtraParameterValues(String valueStr,
|
List<String> valueList, int startPos)
|
throws DirectoryException
|
{
|
// Skip over any leading spaces.
|
int length = valueStr.length();
|
char c = valueStr.charAt(startPos++);
|
while ((startPos < length) && (c == ' '))
|
{
|
c = valueStr.charAt(startPos++);
|
}
|
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(valueStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
// Look at the next character. If it is a quote, then parse until the next
|
// quote and end. If it is an open parenthesis, then parse individual
|
// values until the close parenthesis and end. Otherwise, parse until the
|
// next space and end.
|
if (c == '\'')
|
{
|
// Parse until the closing quote.
|
StringBuilder valueBuffer = new StringBuilder();
|
while ((startPos < length) && ((c = valueStr.charAt(startPos++)) != '\''))
|
{
|
valueBuffer.append(c);
|
}
|
|
valueList.add(valueBuffer.toString());
|
}
|
else if (c == '(')
|
{
|
startPos++;
|
while (true)
|
{
|
// Skip over any leading spaces;
|
while ((startPos < length) && ((c = valueStr.charAt(startPos)) == ' '))
|
{
|
startPos++;
|
}
|
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(valueStr);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
|
|
if (c == ')')
|
{
|
// This is the end of the list.
|
startPos++;
|
break;
|
}
|
else if (c == '(')
|
{
|
// This is an illegal character.
|
Message message = ERR_ATTR_SYNTAX_OBJECTCLASS_ILLEGAL_CHAR.get(
|
valueStr, String.valueOf(c), startPos);
|
throw new DirectoryException(ResultCode.INVALID_ATTRIBUTE_SYNTAX,
|
message);
|
}
|
else
|
{
|
// We'll recursively call this method to deal with this.
|
startPos = readExtraParameterValues(valueStr, valueList, startPos);
|
}
|
}
|
}
|
else
|
{
|
// Parse until the next space.
|
StringBuilder valueBuffer = new StringBuilder();
|
while ((startPos < length) && ((c = valueStr.charAt(startPos++)) != ' '))
|
{
|
valueBuffer.append(c);
|
}
|
|
valueList.add(valueBuffer.toString());
|
}
|
|
|
|
// Skip over any trailing spaces.
|
while ((startPos < length) && (valueStr.charAt(startPos) == ' '))
|
{
|
startPos++;
|
}
|
|
if (startPos >= length)
|
{
|
Message message =
|
ERR_ATTR_SYNTAX_OBJECTCLASS_TRUNCATED_VALUE.get(valueStr);
|
throw new DirectoryException(
|
ResultCode.INVALID_ATTRIBUTE_SYNTAX, message);
|
}
|
|
|
return startPos;
|
}
|
|
|
|
/**
|
* Indicates whether the provided objectclass or any of its superiors is equal
|
* to the "top" objectclass.
|
*
|
* @param superiorClass The objectclass for which to make the determination.
|
*
|
* @return {@code true} if the provided class or any of its superiors is
|
* equal to the "top" objectclass, or {@code false} if not.
|
*/
|
private static boolean superiorChainIncludesTop(ObjectClass superiorClass)
|
{
|
if (superiorClass == null)
|
{
|
return false;
|
}
|
else if (superiorClass.hasName(OC_TOP))
|
{
|
return true;
|
}
|
else
|
{
|
for(ObjectClass oc : superiorClass.getSuperiorClasses())
|
{
|
if(superiorChainIncludesTop(oc))
|
{
|
return true;
|
}
|
}
|
}
|
return false;
|
}
|
|
|
|
/**
|
* {@inheritDoc}
|
*/
|
public boolean isBinary()
|
{
|
return false;
|
}
|
}
|
