| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| And |
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| 1.5555555555555556;1.556 |
| 1 | /* | |
| 2 | * Licensed to the Apache Software Foundation (ASF) under one or more | |
| 3 | * contributor license agreements. See the NOTICE file distributed with | |
| 4 | * this work for additional information regarding copyright ownership. | |
| 5 | * The ASF licenses this file to You under the Apache License, Version 2.0 | |
| 6 | * (the "License"); you may not use this file except in compliance with | |
| 7 | * the License. You may obtain a copy of the License at | |
| 8 | * | |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 10 | * | |
| 11 | * Unless required by applicable law or agreed to in writing, software | |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, | |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 14 | * See the License for the specific language governing permissions and | |
| 15 | * limitations under the License. | |
| 16 | */ | |
| 17 | package org.apache.commons.functor.core.composite; | |
| 18 | ||
| 19 | import org.apache.commons.functor.Predicate; | |
| 20 | ||
| 21 | /** | |
| 22 | * {@link #test Tests} <code>true</code> iff | |
| 23 | * none of its children test <code>false</code>. | |
| 24 | * Note that by this definition, the "and" of | |
| 25 | * an empty collection of predicates tests <code>true</code>. | |
| 26 | * <p> | |
| 27 | * Note that although this class implements | |
| 28 | * {@link java.io.Serializable Serializable}, a given instance will | |
| 29 | * only be truly <code>Serializable</code> if all the | |
| 30 | * underlying functors are. Attempts to serialize | |
| 31 | * an instance whose delegates are not all | |
| 32 | * <code>Serializable</code> will result in an exception. | |
| 33 | * </p> | |
| 34 | * @version $Revision: 1156320 $ $Date: 2011-08-10 21:14:50 +0200 (Wed, 10 Aug 2011) $ | |
| 35 | * @author Rodney Waldhoff | |
| 36 | */ | |
| 37 | public final class And extends BasePredicateList { | |
| 38 | ||
| 39 | // constructor | |
| 40 | // ------------------------------------------------------------------------ | |
| 41 | ||
| 42 | /** | |
| 43 | * serialVersionUID declaration. | |
| 44 | */ | |
| 45 | private static final long serialVersionUID = -6053343095016685571L; | |
| 46 | ||
| 47 | /** | |
| 48 | * Create a new And. | |
| 49 | */ | |
| 50 | public And() { | |
| 51 | 8 | super(); |
| 52 | 8 | } |
| 53 | ||
| 54 | /** | |
| 55 | * Create a new And instance. | |
| 56 | * | |
| 57 | * @param predicates | |
| 58 | */ | |
| 59 | public And(Iterable<Predicate> predicates) { | |
| 60 | 0 | super(predicates); |
| 61 | 0 | } |
| 62 | ||
| 63 | /** | |
| 64 | * Create a new And instance. | |
| 65 | * | |
| 66 | * @param predicates | |
| 67 | */ | |
| 68 | public And(Predicate... predicates) { | |
| 69 | 46 | super(predicates); |
| 70 | 46 | } |
| 71 | ||
| 72 | // modifiers | |
| 73 | // ------------------------------------------------------------------------ | |
| 74 | /** | |
| 75 | * Add a Predicate. | |
| 76 | * @param p Predicate to add | |
| 77 | * @return this | |
| 78 | */ | |
| 79 | public And and(Predicate p) { | |
| 80 | 136 | super.addPredicate(p); |
| 81 | 136 | return this; |
| 82 | } | |
| 83 | ||
| 84 | // predicate interface | |
| 85 | // ------------------------------------------------------------------------ | |
| 86 | /** | |
| 87 | * {@inheritDoc} | |
| 88 | */ | |
| 89 | public boolean test() { | |
| 90 | 134 | for (Predicate p : getPredicateList()) { |
| 91 | 648 | if (!p.test()) { |
| 92 | 32 | return false; |
| 93 | } | |
| 94 | } | |
| 95 | 102 | return true; |
| 96 | } | |
| 97 | ||
| 98 | /** | |
| 99 | * {@inheritDoc} | |
| 100 | */ | |
| 101 | public boolean equals(Object that) { | |
| 102 | 140 | return that == this || (that instanceof And && equals((And) that)); |
| 103 | } | |
| 104 | ||
| 105 | /** | |
| 106 | * Learn whether a given And is equal to this. | |
| 107 | * @param that the And to test | |
| 108 | * @return boolean | |
| 109 | */ | |
| 110 | public boolean equals(And that) { | |
| 111 | 118 | return getPredicateListEquals(that); |
| 112 | } | |
| 113 | ||
| 114 | /** | |
| 115 | * {@inheritDoc} | |
| 116 | */ | |
| 117 | public int hashCode() { | |
| 118 | 154 | return "And".hashCode() ^ getPredicateListHashCode(); |
| 119 | } | |
| 120 | ||
| 121 | /** | |
| 122 | * {@inheritDoc} | |
| 123 | */ | |
| 124 | public String toString() { | |
| 125 | 146 | return "And<" + getPredicateListToString() + ">"; |
| 126 | } | |
| 127 | ||
| 128 | } |