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*
* The contents of this file are subject to the terms of the
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* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
* add the following below this CDDL HEADER, with the fields enclosed
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*
* Copyright 2006-2008 Sun Microsystems, Inc.
* Portions Copyright 2012 ForgeRock AS
*/
package org.opends.server.schema;
import org.opends.server.admin.std.server.AttributeSyntaxCfg;
import org.opends.server.api.ApproximateMatchingRule;
import org.opends.server.api.AttributeSyntax;
import org.opends.server.api.EqualityMatchingRule;
import org.opends.server.api.OrderingMatchingRule;
import org.opends.server.api.SubstringMatchingRule;
import org.opends.server.config.ConfigException;
import org.opends.server.core.DirectoryServer;
import org.opends.server.types.ByteSequence;
import static org.opends.server.loggers.ErrorLogger.*;
import static org.opends.messages.SchemaMessages.*;
import org.opends.messages.MessageBuilder;
import static org.opends.server.schema.SchemaConstants.*;
/**
* This class implements the printable string attribute syntax, which is simply
* a string of characters from a limited ASCII character set (uppercase and
* lowercase letters, numeric digits, the space, and a set of various symbols).
* By default, they will be treated in a case-insensitive manner, and equality,
* ordering, substring, and approximate matching will be allowed.
*/
public class PrintableStringSyntax
extends AttributeSyntax<AttributeSyntaxCfg>
{
// The default approximate matching rule for this syntax.
private ApproximateMatchingRule defaultApproximateMatchingRule;
// The default equality matching rule for this syntax.
private EqualityMatchingRule defaultEqualityMatchingRule;
// The default ordering matching rule for this syntax.
private OrderingMatchingRule defaultOrderingMatchingRule;
// The default substring matching rule for this syntax.
private SubstringMatchingRule defaultSubstringMatchingRule;
/**
* Creates a new instance of this syntax. Note that the only thing that
* should be done here is to invoke the default constructor for the
* superclass. All initialization should be performed in the
* <CODE>initializeSyntax</CODE> method.
*/
public PrintableStringSyntax()
{
super();
}
/**
* {@inheritDoc}
*/
public void initializeSyntax(AttributeSyntaxCfg configuration)
throws ConfigException
{
defaultApproximateMatchingRule =
DirectoryServer.getApproximateMatchingRule(AMR_DOUBLE_METAPHONE_OID);
if (defaultApproximateMatchingRule == null)
{
logError(ERR_ATTR_SYNTAX_UNKNOWN_APPROXIMATE_MATCHING_RULE.get(
AMR_DOUBLE_METAPHONE_OID, SYNTAX_PRINTABLE_STRING_NAME));
}
defaultEqualityMatchingRule =
DirectoryServer.getEqualityMatchingRule(EMR_CASE_IGNORE_OID);
if (defaultEqualityMatchingRule == null)
{
logError(ERR_ATTR_SYNTAX_UNKNOWN_EQUALITY_MATCHING_RULE.get(
EMR_CASE_IGNORE_OID, SYNTAX_PRINTABLE_STRING_NAME));
}
defaultOrderingMatchingRule =
DirectoryServer.getOrderingMatchingRule(OMR_CASE_IGNORE_OID);
if (defaultOrderingMatchingRule == null)
{
logError(ERR_ATTR_SYNTAX_UNKNOWN_ORDERING_MATCHING_RULE.get(
OMR_CASE_IGNORE_OID, SYNTAX_PRINTABLE_STRING_NAME));
}
defaultSubstringMatchingRule =
DirectoryServer.getSubstringMatchingRule(SMR_CASE_IGNORE_OID);
if (defaultSubstringMatchingRule == null)
{
logError(ERR_ATTR_SYNTAX_UNKNOWN_SUBSTRING_MATCHING_RULE.get(
SMR_CASE_IGNORE_OID, SYNTAX_PRINTABLE_STRING_NAME));
}
}
/**
* Retrieves the common name for this attribute syntax.
*
* @return The common name for this attribute syntax.
*/
public String getSyntaxName()
{
return SYNTAX_PRINTABLE_STRING_NAME;
}
/**
* Retrieves the OID for this attribute syntax.
*
* @return The OID for this attribute syntax.
*/
public String getOID()
{
return SYNTAX_PRINTABLE_STRING_OID;
}
/**
* Retrieves a description for this attribute syntax.
*
* @return A description for this attribute syntax.
*/
public String getDescription()
{
return SYNTAX_PRINTABLE_STRING_DESCRIPTION;
}
/**
* Retrieves the default equality matching rule that will be used for
* attributes with this syntax.
*
* @return The default equality matching rule that will be used for
* attributes with this syntax, or <CODE>null</CODE> if equality
* matches will not be allowed for this type by default.
*/
public EqualityMatchingRule getEqualityMatchingRule()
{
return defaultEqualityMatchingRule;
}
/**
* Retrieves the default ordering matching rule that will be used for
* attributes with this syntax.
*
* @return The default ordering matching rule that will be used for
* attributes with this syntax, or <CODE>null</CODE> if ordering
* matches will not be allowed for this type by default.
*/
public OrderingMatchingRule getOrderingMatchingRule()
{
return defaultOrderingMatchingRule;
}
/**
* Retrieves the default substring matching rule that will be used for
* attributes with this syntax.
*
* @return The default substring matching rule that will be used for
* attributes with this syntax, or <CODE>null</CODE> if substring
* matches will not be allowed for this type by default.
*/
public SubstringMatchingRule getSubstringMatchingRule()
{
return defaultSubstringMatchingRule;
}
/**
* Retrieves the default approximate matching rule that will be used for
* attributes with this syntax.
*
* @return The default approximate matching rule that will be used for
* attributes with this syntax, or <CODE>null</CODE> if approximate
* matches will not be allowed for this type by default.
*/
public ApproximateMatchingRule getApproximateMatchingRule()
{
return defaultApproximateMatchingRule;
}
/**
* Indicates whether the provided value is acceptable for use in an attribute
* with this syntax. If it is not, then the reason may be appended to the
* provided buffer.
*
* @param value The value for which to make the determination.
* @param invalidReason The buffer to which the invalid reason should be
* appended.
*
* @return <CODE>true</CODE> if the provided value is acceptable for use with
* this syntax, or <CODE>false</CODE> if not.
*/
public boolean valueIsAcceptable(ByteSequence value,
MessageBuilder invalidReason)
{
// Check to see if the provided value was null. If so, then that's not
// acceptable.
if (value == null)
{
invalidReason.append(WARN_ATTR_SYNTAX_PRINTABLE_STRING_EMPTY_VALUE.get());
return false;
}
// Get the value as a string and determine its length. If it is empty, then
// that's not acceptable.
String valueString = value.toString();
int valueLength = valueString.length();
if (valueLength == 0)
{
invalidReason.append(WARN_ATTR_SYNTAX_PRINTABLE_STRING_EMPTY_VALUE.get());
return false;
}
// Iterate through all the characters and see if they are acceptable.
for (int i=0; i < valueLength; i++)
{
char c = valueString.charAt(i);
if (! PrintableString.isPrintableCharacter(c))
{
invalidReason.append(
WARN_ATTR_SYNTAX_PRINTABLE_STRING_ILLEGAL_CHARACTER.get(
valueString, String.valueOf(c), i));
return false;
}
}
// If we've gotten here, then the value is OK.
return true;
}
/**
* {@inheritDoc}
*/
public boolean isBinary()
{
return false;
}
/**
* {@inheritDoc}
*/
public boolean isHumanReadable()
{
return true;
}
}