com.unboundid.ldap.sdk.migrate.ldapjdk.LDAPDN Maven / Gradle / Ivy
/*
* Copyright 2009-2021 Ping Identity Corporation
* All Rights Reserved.
*/
/*
* Copyright 2009-2021 Ping Identity Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright (C) 2009-2021 Ping Identity Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License (GPLv2 only)
* or the terms of the GNU Lesser General Public License (LGPLv2.1 only)
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see .
*/
package com.unboundid.ldap.sdk.migrate.ldapjdk;
import com.unboundid.ldap.sdk.DN;
import com.unboundid.ldap.sdk.RDN;
import com.unboundid.util.Debug;
import com.unboundid.util.NotMutable;
import com.unboundid.util.NotNull;
import com.unboundid.util.StaticUtils;
import com.unboundid.util.ThreadSafety;
import com.unboundid.util.ThreadSafetyLevel;
/**
* This class provides a set of utility methods for working with LDAP DNs.
*
* This class is primarily intended to be used in the process of updating
* applications which use the Netscape Directory SDK for Java to switch to or
* coexist with the UnboundID LDAP SDK for Java. For applications not written
* using the Netscape Directory SDK for Java, the {@link DN} class should be
* used instead.
*/
@NotMutable()
@ThreadSafety(level=ThreadSafetyLevel.COMPLETELY_THREADSAFE)
public final class LDAPDN
{
/**
* Prevent this class from being instantiated.
*/
private LDAPDN()
{
// No implementation required.
}
/**
* Retrieves a normalized representation of the provided DN. If the provided
* string does not represent a valid distinguished name, then the value
* returned by this method will not be reliable.
*
* @param dn The string representation of the DN to be normalized.
*
* @return A normalized representation of the provided DN.
*/
@NotNull()
public static String normalize(@NotNull final String dn)
{
try
{
return DN.normalize(dn);
}
catch (final Exception e)
{
Debug.debugException(e);
return StaticUtils.toLowerCase(dn.trim());
}
}
/**
* Explodes the provided DN into individual RDN components. If the provided
* string does not represent a valid distinguished name, then the value
* returned by this method will not be reliable.
*
* @param dn The DN to be exploded into its RDN components.
* @param noTypes Indicates whether to exclude the attribute names and
* equal signs and only include the values of the RDN
* components.
*
* @return An exploded representation of the provided DN.
*/
@NotNull()
public static String[] explodeDN(@NotNull final String dn,
final boolean noTypes)
{
try
{
final RDN[] rdns = new DN(dn).getRDNs();
final String[] rdnStrings = new String[rdns.length];
for (int i=0; i < rdns.length; i++)
{
if (noTypes)
{
final StringBuilder buffer = new StringBuilder();
for (final String s : rdns[i].getAttributeValues())
{
if (buffer.length() > 0)
{
buffer.append('+');
}
buffer.append(s);
}
rdnStrings[i] = buffer.toString();
}
else
{
rdnStrings[i] = rdns[i].toString();
}
}
return rdnStrings;
}
catch (final Exception e)
{
Debug.debugException(e);
return new String[] { dn };
}
}
/**
* Explodes the provided RDN into individual name-value pairs. If the
* provided string does not represent a valid relative distinguished name,
* then the value returned by this method will not be reliable.
*
* @param rdn The RDN to be exploded into its name-value pairs.
* @param noTypes Indicates whether to exclude the attribute names and
* equal signs and only include the values of the components.
*
* @return An exploded representation of the provided DN.
*/
@NotNull()
public static String[] explodeRDN(@NotNull final String rdn,
final boolean noTypes)
{
try
{
final RDN rdnObject = new RDN(rdn);
final String[] values = rdnObject.getAttributeValues();
if (noTypes)
{
return values;
}
final String[] names = rdnObject.getAttributeNames();
final String[] returnStrs = new String[names.length];
for (int i=0; i < names.length; i++)
{
returnStrs[i] = names[i] + '=' + values[i];
}
return returnStrs;
}
catch (final Exception e)
{
Debug.debugException(e);
return new String[] { rdn };
}
}
/**
* Indicates whether the provided strings represent the same distinguished
* name.
*
* @param dn1 The first DN to be compared.
* @param dn2 The second DN to be compared.
*
* @return {@code true} if the provided strings represent the same
* distinguished name, or {@code false} if not or if either of the
* values cannot be parsed as a valid DN.
*/
public static boolean equals(@NotNull final String dn1,
@NotNull final String dn2)
{
try
{
return DN.equals(dn1, dn2);
}
catch (final Exception e)
{
Debug.debugException(e);
return false;
}
}
}