org.jclouds.vcloud.binders.BindCPUCountToXmlPayload Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of vcloud Show documentation
jclouds components to access an implementation of VMWare vCloud
There is a newer version: 1.8.1
/*
 * 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.jclouds.vcloud.binders;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_NAMESPACE;
import static org.jclouds.vcloud.reference.VCloudConstants.PROPERTY_VCLOUD_XML_SCHEMA;

import java.util.Properties;

import javax.inject.Named;
import javax.inject.Singleton;

import org.jclouds.cim.ResourceAllocationSettingData.ResourceType;
import org.jclouds.http.HttpRequest;
import org.jclouds.rest.binders.BindToStringPayload;

import com.google.common.base.Throwables;
import com.google.inject.Inject;
import com.jamesmurty.utils.XMLBuilder;

@Singleton
public class BindCPUCountToXmlPayload extends BindToStringPayload {
   protected final String ns;
   protected final String schema;

   @Inject
   public BindCPUCountToXmlPayload(BindToStringPayload stringBinder, @Named(PROPERTY_VCLOUD_XML_NAMESPACE) String ns,
         @Named(PROPERTY_VCLOUD_XML_SCHEMA) String schema) {
      this.ns = ns;
      this.schema = schema;
   }

   private static final String RESOURCE_ALLOCATION_NS = "http://schemas.dmtf.org/wbem/wscim/1/cim-schema/2/CIM_ResourceAllocationSettingData";

   @Override
   public  R bindToRequest(R request, Object payload) {
      checkArgument(checkNotNull(payload, "cpuCount") instanceof Integer, "this binder is only valid for Integers!");
      Integer cpuCount = Integer.class.cast(payload);
      XMLBuilder cpuItem;
      try {
         cpuItem = XMLBuilder.create("Item").a("xmlns", ns).a("xmlns:rasd", RESOURCE_ALLOCATION_NS);
         cpuItem.e("rasd:AllocationUnits").t("hertz * 10^6");
         cpuItem.e("rasd:Description").t("Number of Virtual CPUs");
         cpuItem.e("rasd:ElementName").t(cpuCount.toString() + " virtual CPU(s)");
         cpuItem.e("rasd:InstanceID").t("4");
         cpuItem.e("rasd:ResourceType").t(ResourceType.PROCESSOR.value());
         cpuItem.e("rasd:VirtualQuantity").t(cpuCount.toString());
         cpuItem.e("rasd:Weight").t("0");
         Properties outputProperties = new Properties();
         outputProperties.put(javax.xml.transform.OutputKeys.OMIT_XML_DECLARATION, "yes");
         request = super.bindToRequest(request, cpuItem.asString(outputProperties));
      } catch (Exception e) {
         Throwables.propagate(e);
      }
      return request;
   }

}