1 files changed, 104 insertions, 0 deletions
diff --git a/java/java/client/src/org/apache/qpid/client/security/amqplain/AmqPlainSaslClient.java b/java/java/client/src/org/apache/qpid/client/security/amqplain/AmqPlainSaslClient.java
new file mode 100644
index 0000000000..81d3fb76d5
--- /dev/null
+++ b/java/java/client/src/org/apache/qpid/client/security/amqplain/AmqPlainSaslClient.java
@@ -0,0 +1,104 @@
+/*
+ *
+ * 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.qpid.client.security.amqplain;
+
+import org.apache.qpid.framing.FieldTable;
+
+import javax.security.sasl.SaslClient;
+import javax.security.sasl.SaslException;
+import javax.security.auth.callback.CallbackHandler;
+import javax.security.auth.callback.NameCallback;
+import javax.security.auth.callback.PasswordCallback;
+import javax.security.auth.callback.Callback;
+
+/**
+ * Implements the "AMQPlain" authentication protocol that uses FieldTables to send username and pwd.
+ *
+ */
+public class AmqPlainSaslClient implements SaslClient
+{
+    /**
+     *  The name of this mechanism
+     */
+    public static final String MECHANISM = "AMQPLAIN";
+
+    private CallbackHandler _cbh;
+
+    public AmqPlainSaslClient(CallbackHandler cbh)
+    {
+        _cbh = cbh;
+    }
+
+    public String getMechanismName()
+    {
+        return "AMQPLAIN";
+    }
+
+    public boolean hasInitialResponse()
+    {
+        return true;
+    }
+
+    public byte[] evaluateChallenge(byte[] challenge) throws SaslException
+    {
+        // we do not care about the prompt or the default name
+        NameCallback nameCallback = new NameCallback("prompt", "defaultName");
+        PasswordCallback pwdCallback = new PasswordCallback("prompt", false);
+        Callback[] callbacks = new Callback[]{nameCallback, pwdCallback};
+        try
+        {
+            _cbh.handle(callbacks);
+        }
+        catch (Exception e)
+        {
+            throw new SaslException("Error handling SASL callbacks: " + e, e);
+        }
+        FieldTable table = new FieldTable();
+        table.put("LOGIN", nameCallback.getName());
+        table.put("PASSWORD", pwdCallback.getPassword());
+        return table.getDataAsBytes();
+    }
+
+    public boolean isComplete()
+    {
+        return true;
+    }
+
+    public byte[] unwrap(byte[] incoming, int offset, int len) throws SaslException
+    {
+        throw new SaslException("Not supported");
+    }
+
+    public byte[] wrap(byte[] outgoing, int offset, int len) throws SaslException
+    {
+        throw new SaslException("Not supported");
+    }
+
+    public Object getNegotiatedProperty(String propName)
+    {
+        return null;
+    }
+
+    public void dispose() throws SaslException
+    {
+        _cbh = null;
+    }
+}