1 files changed, 62 insertions, 0 deletions
diff --git a/sql/hive-thriftserver/src/main/java/org/apache/hive/service/auth/SaslQOP.java b/sql/hive-thriftserver/src/main/java/org/apache/hive/service/auth/SaslQOP.java
new file mode 100644
index 0000000000..479ebf32ce
--- /dev/null
+++ b/sql/hive-thriftserver/src/main/java/org/apache/hive/service/auth/SaslQOP.java
@@ -0,0 +1,62 @@
+/**
+ * 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.hive.service.auth;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Possible values of SASL quality-of-protection value.
+ */
+public enum SaslQOP {
+  AUTH("auth"), // Authentication only.
+  AUTH_INT("auth-int"), // Authentication and integrity checking by using signatures.
+  AUTH_CONF("auth-conf"); // Authentication, integrity and confidentiality checking
+                          // by using signatures and encryption.
+
+  public final String saslQop;
+
+  private static final Map<String, SaslQOP> STR_TO_ENUM = new HashMap<String, SaslQOP>();
+
+  static {
+    for (SaslQOP saslQop : values()) {
+      STR_TO_ENUM.put(saslQop.toString(), saslQop);
+    }
+  }
+
+  SaslQOP(String saslQop) {
+    this.saslQop = saslQop;
+  }
+
+  public String toString() {
+    return saslQop;
+  }
+
+  public static SaslQOP fromString(String str) {
+    if (str != null) {
+      str = str.toLowerCase();
+    }
+    SaslQOP saslQOP = STR_TO_ENUM.get(str);
+    if (saslQOP == null) {
+      throw new IllegalArgumentException(
+        "Unknown auth type: " + str + " Allowed values are: " + STR_TO_ENUM.keySet());
+    }
+    return saslQOP;
+  }
+}