/*
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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 2009 Sun Microsystems, Inc.
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*/
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package org.opends.sdk.schema;
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import static org.opends.messages.SchemaMessages.ERR_ATTR_SYNTAX_EMPTY_VALUE;
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import static org.opends.messages.SchemaMessages.ERR_ATTR_SYNTAX_EXPECTED_OPEN_PARENTHESIS;
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import static org.opends.messages.SchemaMessages.ERR_EMR_INTFIRSTCOMP_FIRST_COMPONENT_NOT_INT;
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import org.opends.messages.Message;
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import org.opends.sdk.Assertion;
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import org.opends.sdk.ConditionResult;
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import org.opends.sdk.DecodeException;
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import org.opends.sdk.util.ByteSequence;
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import org.opends.sdk.util.ByteString;
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import org.opends.sdk.util.StaticUtils;
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import org.opends.sdk.util.SubstringReader;
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/**
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* This class implements the integerFirstComponentMatch matching rule
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* defined in X.520 and referenced in RFC 2252. This rule is intended
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* for use with attributes whose values contain a set of parentheses
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* enclosing a space-delimited set of names and/or name-value pairs
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* (like attribute type or objectclass descriptions) in which the
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* "first component" is the first item after the opening parenthesis.
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*/
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final class IntegerFirstComponentEqualityMatchingRuleImpl extends
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AbstractMatchingRuleImpl
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{
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@Override
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public Assertion getAssertion(Schema schema, ByteSequence value)
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throws DecodeException
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{
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try
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{
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final String definition = value.toString();
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final SubstringReader reader = new SubstringReader(definition);
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final int intValue = SchemaUtils.readRuleID(reader);
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return new Assertion()
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{
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public ConditionResult matches(ByteSequence attributeValue)
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{
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final int actualIntValue =
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attributeValue.toByteString().toInt();
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return intValue == actualIntValue ? ConditionResult.TRUE
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: ConditionResult.FALSE;
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}
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};
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}
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catch (final Exception e)
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{
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StaticUtils.DEBUG_LOG.throwing(
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"IntegerFirstComponentEqualityMatchingRule", "getAssertion",
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e);
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final Message message =
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ERR_EMR_INTFIRSTCOMP_FIRST_COMPONENT_NOT_INT.get(value
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.toString());
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throw DecodeException.error(message);
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}
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}
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public ByteString normalizeAttributeValue(Schema schema,
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ByteSequence value) throws DecodeException
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{
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final String definition = value.toString();
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final SubstringReader reader = new SubstringReader(definition);
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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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reader.skipWhitespaces();
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if (reader.remaining() <= 0)
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{
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// This means that the value was empty or contained only
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// whitespace. That is illegal.
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final Message message = ERR_ATTR_SYNTAX_EMPTY_VALUE.get();
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throw DecodeException.error(message);
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}
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// The next character must be an open parenthesis. If it is not,
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// then that is an error.
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final char c = reader.read();
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if (c != '(')
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{
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final Message message =
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ERR_ATTR_SYNTAX_EXPECTED_OPEN_PARENTHESIS.get(definition,
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(reader.pos() - 1), String.valueOf(c));
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throw DecodeException.error(message);
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}
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// Skip over any spaces immediately following the opening
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// parenthesis.
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reader.skipWhitespaces();
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// The next set of characters must be the OID.
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return ByteString.valueOf(SchemaUtils.readRuleID(reader));
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}
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}
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