PositionFeedLink.java

/* Copyright (c) 2008 Google Inc.
 *
 * 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 com.google.gdata.data.finance;

import com.google.gdata.data.ExtensionDescription;
import com.google.gdata.data.ExtensionProfile;
import com.google.gdata.data.extensions.FeedLink;

/**
 * Describes a position feed link.
 *
 * 
 */
public class PositionFeedLink extends FeedLink<TransactionFeed> {

  /**
   * Default mutable constructor.
   */
  public PositionFeedLink() {
    super(TransactionFeed.class);
  }

  @Override
  public void declareExtensions(ExtensionProfile extProfile) {
    if (extProfile.isDeclared(PositionFeedLink.class)) {
      return;
    }
    super.declareExtensions(extProfile);
    ExtensionProfile feedLinkProfile = extProfile.getFeedLinkProfile();
    if (feedLinkProfile == null) {
      feedLinkProfile = new ExtensionProfile();
      extProfile.declareFeedLinkProfile(feedLinkProfile);
    }
    new TransactionFeed().declareExtensions(feedLinkProfile);
  }

  /**
   * Returns the extension description, specifying whether it is required, and
   * whether it is repeatable.
   *
   * @param required   whether it is required
   * @param repeatable whether it is repeatable
   * @return extension description
   */
  public static ExtensionDescription getDefaultDescription(boolean required,
      boolean repeatable) {
    ExtensionDescription desc =
        ExtensionDescription.getDefaultDescription(PositionFeedLink.class);
    desc.setRequired(required);
    desc.setRepeatable(repeatable);
    return desc;
  }

  @Override
  public String toString() {
    return "{PositionFeedLink " + super.toString() + "}";
  }

}