minor improvements to elastic load balancer functionality

aws/core/src/main/java/org/jclouds/aws/elb/binders/BindAvailabilityZonesToIndexedFormParams.java

@@ -0,0 +1,40 @@
+/**
+ *
+ * Copyright (C) 2009 Cloud Conscious, LLC. <info@cloudconscious.com>
+ *
+ * ====================================================================
+ * Licensed 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.aws.elb.binders;
+
+import static org.jclouds.aws.ec2.util.EC2Utils.indexStringArrayToFormValuesWithStringFormat;
+
+import javax.inject.Singleton;
+
+import org.jclouds.http.HttpRequest;
+import org.jclouds.rest.Binder;
+
+/**
+ * Binds the String [] to form parameters named with InstanceId.index
+ * 
+ * @author Adrian Cole
+ */
+@Singleton
+public class BindAvailabilityZonesToIndexedFormParams implements Binder {
+
+   public void bindToRequest(HttpRequest request, Object input) {
+      indexStringArrayToFormValuesWithStringFormat(request, "AvailabilityZones.member.%s", input);
+   }
+
+}