/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
package org.apache.activemq.transport.amqp.sasl;
import org.apache.qpid.proton.engine.Sasl;
import org.fusesource.hawtbuf.Buffer;
/**
* Implements the SASL Plain mechanism.
*/
public class PlainMechanism extends AbstractSaslMechanism {
@Override
public void processSaslStep(Sasl sasl) {
byte[] data = new byte[sasl.pending()];
sasl.recv(data, 0, data.length);
Buffer[] parts = new Buffer(data).split((byte) 0);
switch (parts.length) {
case 0:
// Treat this as anonymous connect to support legacy behavior
// which allowed this. Connection will fail if broker is not
// configured to allow anonymous connections.
break;
case 2:
username = parts[0].utf8().toString();
password = parts[1].utf8().toString();
break;
case 3:
username = parts[1].utf8().toString();
password = parts[2].utf8().toString();
break;
default:
setFailed("Invalid encoding of Authentication credentials");
break;
}
}
@Override
public String getMechanismName() {
return "PLAIN";
}
}