Coverage Report - org.apache.creadur.whisker.model.ResourceNamesCollator
 
Classes in this File Line Coverage Branch Coverage Complexity
ResourceNamesCollator
0%
0/15
0%
0/6
2
 
 1  
 /**
 2  
  * Licensed to the Apache Software Foundation (ASF) under one
 3  
  * or more contributor license agreements.  See the NOTICE file
 4  
  * distributed with this work for additional information
 5  
  * regarding copyright ownership.  The ASF licenses this file
 6  
  *  to you under the Apache License, Version 2.0 (the
 7  
  * "License"); you may not use this file except in compliance
 8  
  *  with the License.  You may obtain a copy of the License at
 9  
  *
 10  
  *   http://www.apache.org/licenses/LICENSE-2.0
 11  
  *
 12  
  * Unless required by applicable law or agreed to in writing,
 13  
  * software distributed under the License is distributed on an
 14  
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 15  
  * KIND, either express or implied.  See the License for the
 16  
  * specific language governing permissions and limitations
 17  
  * under the License.
 18  
  */
 19  
 package org.apache.creadur.whisker.model;
 20  
 
 21  
 import java.util.Collection;
 22  
 import java.util.TreeSet;
 23  
 
 24  
 import org.apache.commons.lang3.tuple.ImmutablePair;
 25  
 import org.apache.commons.lang3.tuple.Pair;
 26  
 
 27  
 /**
 28  
  * Collates resources within directories, flattening the
 29  
  * model.
 30  
  */
 31  0
 public class ResourceNamesCollator extends Visitor {
 32  
 
 33  
     /** Resources collected. */
 34  0
     private final Collection<Pair<WithinDirectory, Resource>> resources 
 35  
         = new TreeSet<Pair<WithinDirectory, Resource>>();
 36  
     /** Duplicate resources discovered. */
 37  0
     private final Collection<Pair<WithinDirectory, Resource>> duplicates 
 38  
         = new TreeSet<Pair<WithinDirectory, Resource>>();
 39  
     /** Last directory visited. */
 40  
     private WithinDirectory lastDirectory;
 41  
 
 42  
     /**
 43  
      * Gets the names of the resources collected.
 44  
      * @return not null
 45  
      */
 46  
     public Collection<String> getNames() {
 47  0
         final Collection<String> names = new TreeSet<String>();
 48  0
         for (final Pair<WithinDirectory, Resource> pair : this.resources) {
 49  0
             names.add(pair.getRight().getName());
 50  
         }
 51  0
         return names;
 52  
     }
 53  
 
 54  
     /**
 55  
      * Gets the duplicate resources discovered.
 56  
      * @return not null
 57  
      */
 58  
     public Collection<Pair<WithinDirectory, Resource>> getDuplicates() {
 59  0
         return this.duplicates;
 60  
     }
 61  
 
 62  
     /**
 63  
      * Sets the last directory visited.
 64  
      * @see Visitor#visit(WithinDirectory)
 65  
      * @param directory not null
 66  
      */
 67  
     @Override
 68  
     public void visit(final WithinDirectory directory) {
 69  0
         this.lastDirectory = directory;
 70  0
     }
 71  
 
 72  
     /**
 73  
      * Collects this resource.
 74  
      * @see Visitor#visit(Resource)
 75  
      * @param resource not null
 76  
      */
 77  
     @Override
 78  
     @SuppressWarnings("PMD.EmptyIfStmt")
 79  
     public void visit(final Resource resource) {
 80  0
         if (this.resources.add(new ImmutablePair<WithinDirectory, Resource>(
 81  
                 this.lastDirectory, resource))) {
 82  
             // Fine
 83  
         } else {
 84  
             // Already added
 85  0
             if (this.lastDirectory == null) {
 86  
                 // Issue with logic which will result in a null pointer later
 87  0
                 throw new IllegalArgumentException(
 88  
                         "Expected directory to be present");
 89  
             }
 90  0
             this.duplicates.add(new ImmutablePair<WithinDirectory, Resource>(
 91  
                     this.lastDirectory, resource));
 92  
         }
 93  0
     }
 94  
 }