001/** 002 * 003 * Copyright the original author or authors 004 * 005 * Licensed under the Apache License, Version 2.0 (the "License"); 006 * you may not use this file except in compliance with the License. 007 * You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.jivesoftware.smack.sasl.core; 018 019import javax.security.auth.callback.CallbackHandler; 020 021import org.jivesoftware.smack.sasl.SASLMechanism; 022 023/** 024 * Implementation of the SASL ANONYMOUS mechanism. 025 * 026 * @author Jay Kline 027 */ 028public class SASLAnonymous extends SASLMechanism { 029 030 public static final String NAME = "ANONYMOUS"; 031 032 @Override 033 public String getName() { 034 return NAME; 035 } 036 037 @Override 038 public int getPriority() { 039 return 500; 040 } 041 042 @Override 043 protected void authenticateInternal(CallbackHandler cbh) { 044 // Nothing to do here 045 } 046 047 @Override 048 protected byte[] getAuthenticationText() { 049 // ANONYMOUS has no initial response, return null 050 return null; 051 } 052 053 @Override 054 public SASLAnonymous newInstance() { 055 return new SASLAnonymous(); 056 } 057 058 @Override 059 public void checkIfSuccessfulOrThrow() { 060 // SASL Anonymous is always successful :) 061 } 062 063 @Override 064 public boolean requiresPassword() { 065 return false; 066 } 067}