001    /*
002     * Created on Oct 18, 2010
003     * 
004     * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
005     * 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 is distributed on
010     * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
011     * specific language governing permissions and limitations under the License.
012     * 
013     * Copyright @2010-2011 the original author or authors.
014     */
015    package org.fest.assertions.internal;
016    
017    import org.fest.util.ComparisonStrategy;
018    import org.fest.util.StandardComparisonStrategy;
019    import org.fest.util.VisibleForTesting;
020    
021    /**
022     * Reusable assertions for <code>{@link Integer}</code>s.
023     * 
024     * @author Alex Ruiz
025     * @author Joel Costigliola
026     */
027    public class Integers extends Numbers<Integer> {
028    
029      private static final Integers INSTANCE = new Integers();
030    
031      /**
032       * Returns the singleton instance of this class based on {@link StandardComparisonStrategy}.
033       * @return the singleton instance of this class based on {@link StandardComparisonStrategy}.
034       */
035      public static Integers instance() {
036        return INSTANCE;
037      }
038    
039      @VisibleForTesting
040      Integers() {
041        super();
042      }
043    
044      public Integers(ComparisonStrategy comparisonStrategy) {
045        super(comparisonStrategy);
046      }
047    
048      @Override
049      protected Integer zero() {
050        return 0;
051      }
052    }