import quincy 17.2.0

[ceph.git] / ceph / src / arrow / java / flight / flight-core / src / main / java / org / apache / arrow / flight / auth / BasicClientAuthHandler.java

diff --git a/ceph/src/arrow/java/flight/flight-core/src/main/java/org/apache/arrow/flight/auth/BasicClientAuthHandler.java b/ceph/src/arrow/java/flight/flight-core/src/main/java/org/apache/arrow/flight/auth/BasicClientAuthHandler.java
new file mode 100644 (file)
index 0000000..c6dca97
--- /dev/null
+++ b/ceph/src/arrow/java/flight/flight-core/src/main/java/org/apache/arrow/flight/auth/BasicClientAuthHandler.java
@@ -0,0 +1,58 @@
+/*
+ * 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.arrow.flight.auth;
+
+import java.util.Iterator;
+
+import org.apache.arrow.flight.impl.Flight.BasicAuth;
+
+/**
+ * A client auth handler that supports username and password.
+ */
+public class BasicClientAuthHandler implements ClientAuthHandler {
+
+  private final String name;
+  private final String password;
+  private byte[] token = null;
+
+  public BasicClientAuthHandler(String name, String password) {
+    this.name = name;
+    this.password = password;
+  }
+
+  @Override
+  public void authenticate(ClientAuthSender outgoing, Iterator<byte[]> incoming) {
+    BasicAuth.Builder builder = BasicAuth.newBuilder();
+    if (name != null) {
+      builder.setUsername(name);
+    }
+
+    if (password != null) {
+      builder.setPassword(password);
+    }
+
+    outgoing.send(builder.build().toByteArray());
+    this.token = incoming.next();
+  }
+
+  @Override
+  public byte[] getCallToken() {
+    return token;
+  }
+
+}