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ComputeService implementation of GoGrid datacenters

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/**
 * 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.gogrid.options;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkState;
import static org.jclouds.gogrid.reference.GoGridQueryParams.DESCRIPTION_KEY;

import org.jclouds.http.options.BaseHttpRequestOptions;

/**
 * @author Adrian Cole
 */
public class SaveImageOptions extends BaseHttpRequestOptions {

   public SaveImageOptions withDescription(String description) {
      checkArgument(description.length() <= 500, "Description cannot be longer than 500 characters");
      checkState(!queryParameters.containsKey(DESCRIPTION_KEY), "Can't have duplicate image description");
      queryParameters.put(DESCRIPTION_KEY, description);
      return this;
   }

   public static class Builder {
      /**
       * @see SaveImageOptions#withDescription(String)
       */
      public static SaveImageOptions withDescription(String description) {
         SaveImageOptions options = new SaveImageOptions();
         return options.withDescription(description);
      }
   }
}