IData.java

/*
 * Copyright 2010 The Rabbit Eclipse Plug-in Project
 * 
 * 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 rabbit.data.access.model;

import javax.annotation.Nullable;

/**
 * Contains a map of keys and values.
 */
public interface IData {

  /**
   * Gets the value represented by the key.
   * @param key The key.
   * @return The value, or null if no value is represented by the key.
   */
  <T> T get(@Nullable IKey<T> key);
}