001    /*
002     * Created on Jul 21, 2009
003     *
004     * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
005     * in compliance with the License. You may obtain a copy of the License at
006     *
007     * http://www.apache.org/licenses/LICENSE-2.0
008     *
009     * Unless required by applicable law or agreed to in writing, software distributed under the License
010     * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
011     * or implied. See the License for the specific language governing permissions and limitations under
012     * the License.
013     *
014     * Copyright @2009-2010 the original author or authors.
015     */
016    package org.fest.swing.fixture;
017    
018    /**
019     * Understands retrieval of client properties from GUI components.
020     *
021     * @author Alex Ruiz
022     * @since 1.2
023     */
024    public interface ClientPropertyStorageFixture {
025    
026      /**
027       * Returns the client property stored in this fixture's GUI component, under the given key.
028       * @param key the key to use to retrieve the client property.
029       * @return the value of the client property stored under the given key, or <code>null</code> if the property was
030       * not found.
031       * @throws NullPointerException if the given key is <code>null</code>.
032       * @since 1.2
033       */
034      Object clientProperty(Object key);
035    }