Coverage Report - org.apache.commons.functor.core.composite.BasePredicateList
 
Classes in this File Line Coverage Branch Coverage Complexity
BasePredicateList
71%
15/21
50%
7/14
1.636
 
 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 java.io.Serializable;
 20  
 import java.util.ArrayList;
 21  
 import java.util.List;
 22  
 
 23  
 import org.apache.commons.functor.Predicate;
 24  
 
 25  
 /**
 26  
  * Abstract base class for {@link Predicate Predicates}
 27  
  * composed of a list of {@link Predicate Predicates}.
 28  
  * <p>
 29  
  * Note that although this class implements
 30  
  * {@link Serializable}, a given instance will
 31  
  * only be truly <code>Serializable</code> if all the
 32  
  * underlying functors are.  Attempts to serialize
 33  
  * an instance whose delegates are not all
 34  
  * <code>Serializable</code> will result in an exception.
 35  
  * </p>
 36  
  * @version $Revision: 1156320 $ $Date: 2011-08-10 21:14:50 +0200 (Wed, 10 Aug 2011) $
 37  
  * @author Rodney Waldhoff
 38  
  */
 39  
 abstract class BasePredicateList implements Predicate, Serializable {
 40  
     /**
 41  
      * serialVersionUID declaration.
 42  
      */
 43  
     private static final long serialVersionUID = 7860902316994888181L;
 44  
     // attributes
 45  
     // ------------------------------------------------------------------------
 46  112
     private final List<Predicate> list = new ArrayList<Predicate>();
 47  
 
 48  
     // constructor
 49  
     // ------------------------------------------------------------------------
 50  
     /**
 51  
      * Create a new BasePredicateList instance.
 52  
      */
 53  
     protected BasePredicateList() {
 54  112
         super();
 55  112
     }
 56  
 
 57  
     /**
 58  
      * Create a new BasePredicateList instance.
 59  
      *
 60  
      * @param predicates to add
 61  
      */
 62  
     protected BasePredicateList(Predicate... predicates) {
 63  98
         this();
 64  98
         if (predicates != null) {
 65  278
             for (Predicate p : predicates) {
 66  180
                 addPredicate(p);
 67  
             }
 68  
         }
 69  98
     }
 70  
 
 71  
     /**
 72  
      * Create a new BasePredicateList instance.
 73  
      *
 74  
      * @param predicates to add
 75  
      */
 76  
     protected BasePredicateList(Iterable<Predicate> predicates) {
 77  0
         this();
 78  0
         if (predicates != null) {
 79  0
             for (Predicate p : predicates) {
 80  0
                 addPredicate(p);
 81  
             }
 82  
         }
 83  0
     }
 84  
 
 85  
     // abstract
 86  
     // ------------------------------------------------------------------------
 87  
     /**
 88  
      * {@inheritDoc}
 89  
      */
 90  
     public abstract boolean equals(Object that);
 91  
 
 92  
     /**
 93  
      * {@inheritDoc}
 94  
      */
 95  
     public abstract int hashCode();
 96  
 
 97  
     /**
 98  
      * {@inheritDoc}
 99  
      */
 100  
     public abstract String toString();
 101  
 
 102  
     // modifiers
 103  
     // ------------------------------------------------------------------------
 104  
     /**
 105  
      * Add a Predicate to the list.
 106  
      * @param p Predicate to add
 107  
      */
 108  
     protected void addPredicate(Predicate p) {
 109  440
         if (p == null) {
 110  0
             throw new IllegalArgumentException("Cannot add null Predicate");
 111  
         }
 112  440
         list.add(p);
 113  440
     }
 114  
 
 115  
     // protected
 116  
     // ------------------------------------------------------------------------
 117  
 
 118  
     /**
 119  
      * Get the "live" list of {@link Predicate}s.
 120  
      * @return List<Predicate>
 121  
      */
 122  
     protected List<Predicate> getPredicateList() {
 123  268
         return list;
 124  
     }
 125  
 
 126  
     /**
 127  
      * Learn whether the list of another BasePredicateList is equal to my list.
 128  
      * @param that BasePredicateList to test
 129  
      * @return boolean
 130  
      */
 131  
     protected boolean getPredicateListEquals(BasePredicateList that) {
 132  236
         return (null != that && this.list.equals(that.list));
 133  
     }
 134  
 
 135  
     /**
 136  
      * Get a hashCode for my list.
 137  
      * @return int
 138  
      */
 139  
     protected int getPredicateListHashCode() {
 140  344
         return list.hashCode();
 141  
     }
 142  
 
 143  
     /**
 144  
      * Get a toString for my list.
 145  
      * @return String
 146  
      */
 147  
     protected String getPredicateListToString() {
 148  328
         return String.valueOf(list);
 149  
     }
 150  
 
 151  
 }