001 /* 002 * Created on Jul 20, 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.description; 016 017 import static org.fest.util.Objects.*; 018 019 import org.fest.util.VisibleForTesting; 020 021 /** 022 * A text-based description. 023 * 024 * @author Yvonne Wang 025 * @author Alex Ruiz 026 */ 027 public class TextDescription extends Description { 028 029 @VisibleForTesting final String value; 030 031 /** 032 * Creates a new </code>{@link TextDescription}</code>. 033 * @param value the value of this description. 034 * @throws NullPointerException if the given value is {@code null}. 035 */ 036 public TextDescription(String value) { 037 if (value == null) throw new NullPointerException("The value of the description should not be null"); 038 this.value = value; 039 } 040 041 /** {@inheritDoc} */ 042 @Override public final String value() { 043 return value; 044 } 045 046 @Override public int hashCode() { 047 return HASH_CODE_PRIME * 1 + hashCodeFor(value); 048 } 049 050 @Override public boolean equals(Object obj) { 051 if (this == obj) return true; 052 if (obj == null) return false; 053 if (getClass() != obj.getClass()) return false; 054 TextDescription other = (TextDescription) obj; 055 return areEqual(value, other.value); 056 } 057 }