| /* |
| * Copyright (c) 2000, 2018 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0, which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * This Source Code may also be made available under the following Secondary |
| * Licenses when the conditions for such availability set forth in the |
| * Eclipse Public License v. 2.0 are satisfied: GNU General Public License, |
| * version 2 with the GNU Classpath Exception, which is available at |
| * https://www.gnu.org/software/classpath/license.html. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 |
| */ |
| |
| package com.sun.jndi.ldap.ctl; |
| |
| import com.sun.jndi.ldap.Ber; |
| import com.sun.jndi.ldap.BerDecoder; |
| import com.sun.jndi.ldap.LdapCtx; |
| |
| import java.io.IOException; |
| |
| import javax.naming.NamingException; |
| import javax.naming.ldap.BasicControl; |
| |
| /** |
| * This class implements the LDAPv3 Response Control for server-side sorting |
| * of search results as defined in |
| * <a href="http://www.ietf.org/rfc/rfc2891.txt">RFC-2891</a>. |
| * |
| * The control's value has the following ASN.1 definition: |
| * <pre> |
| * |
| * SortResult ::= SEQUENCE { |
| * sortResult ENUMERATED { |
| * success (0), -- results are sorted |
| * operationsError (1), -- server internal failure |
| * timeLimitExceeded (3), -- timelimit reached before |
| * -- sorting was completed |
| * strongAuthRequired (8), -- refused to return sorted |
| * -- results via insecure |
| * -- protocol |
| * adminLimitExceeded (11), -- too many matching entries |
| * -- for the server to sort |
| * noSuchAttribute (16), -- unrecognized attribute |
| * -- type in sort key |
| * inappropriateMatching (18), -- unrecognized or inappro- |
| * -- priate matching rule in |
| * -- sort key |
| * insufficientAccessRights (50), -- refused to return sorted |
| * -- results to this client |
| * busy (51), -- too busy to process |
| * unwillingToPerform (53), -- unable to sort |
| * other (80) |
| * }, |
| * attributeType [0] AttributeType OPTIONAL } |
| * |
| * </pre> |
| * |
| * @see SortControl |
| * @author Vincent Ryan |
| */ |
| final public class SortResponseControl extends BasicControl { |
| |
| /** |
| * The server-side sort response control's assigned object identifier |
| * is 1.2.840.113556.1.4.474. |
| */ |
| public static final String OID = "1.2.840.113556.1.4.474"; |
| |
| /** |
| * The sort result code. |
| * |
| * @serial |
| */ |
| private int resultCode = 0; |
| |
| /** |
| * The ID of the attribute that caused the sort to fail. |
| * |
| * @serial |
| */ |
| private String badAttrId = null; |
| |
| private static final long serialVersionUID = -3732673799687266442L; |
| |
| /** |
| * Constructs a new instance of SortResponseControl. |
| * |
| * @param id The control's object identifier string. |
| * @param criticality The control's criticality. |
| * @param value The control's ASN.1 BER encoded value. |
| * May be null. |
| * @exception IOException if an error is encountered |
| * while decoding the control's value. |
| */ |
| public SortResponseControl(String id, boolean criticality, byte[] value) |
| throws IOException { |
| |
| super(id, criticality, value); |
| |
| // decode value |
| if ((value != null) && (value.length > 0)) { |
| BerDecoder ber = new BerDecoder(value, 0, value.length); |
| |
| ber.parseSeq(null); |
| resultCode = ber.parseEnumeration(); |
| if ((ber.bytesLeft() > 0) && (ber.peekByte() == Ber.ASN_CONTEXT)) { |
| badAttrId = ber.parseStringWithTag(Ber.ASN_CONTEXT, true, null); |
| } |
| } |
| } |
| |
| /** |
| * Determines if the search results have been successfully sorted. |
| * If an error occurred during sorting a NamingException is thrown. |
| * |
| * @return true if the search results have been sorted. |
| */ |
| public boolean isSorted() { |
| return (resultCode == 0); // a result code of zero indicates success |
| } |
| |
| /** |
| * Retrieves the LDAP result code of the sort operation. |
| * |
| * @return The result code. A zero value indicates success. |
| */ |
| public int getResultCode() { |
| return resultCode; |
| } |
| |
| /** |
| * Retrieves the ID of the attribute that caused the sort to fail. |
| * Returns null if no ID was returned by the server. |
| * |
| * @return The possibly null ID of the bad attribute. |
| */ |
| public String getAttributeID() { |
| return badAttrId; |
| } |
| |
| /** |
| * Retrieves the NamingException appropriate for the result code. |
| * |
| * @return A NamingException or null if the result code indicates |
| * success. |
| */ |
| public NamingException getException() { |
| |
| return LdapCtx.mapErrorCode(resultCode, null); |
| } |
| } |