added AffinityType enum

apis/cloudsigma/src/main/java/org/jclouds/cloudsigma/domain/AffinityType.java

@@ -0,0 +1,51 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds 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.jclouds.cloudsigma.domain;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Option for the cloneDrive operation.
+ * 'HDD' to specifies a regular "spinning oxide" disk; 'SSD' specifies a solid-state drive.
+ * 
+ * @author Alasdair Hodge
+ */
+public enum AffinityType {
+   HDD,
+   SSD,
+   UNRECOGNIZED;
+
+   public String value() {
+      return name().toLowerCase();
+   }
+
+   @Override
+   public String toString() {
+      return value();
+   }
+
+   public static AffinityType fromValue(String affinity) {
+      try {
+         return valueOf(checkNotNull(affinity, "affinity").toUpperCase());
+      } catch (IllegalArgumentException e) {
+         return UNRECOGNIZED;
+      }
+   }
+
+}