1 package org.apache.lucene.facet.enhancements.association;
3 import org.apache.lucene.facet.index.attributes.CategoryProperty;
6 * Licensed to the Apache Software Foundation (ASF) under one or more
7 * contributor license agreements. See the NOTICE file distributed with
8 * this work for additional information regarding copyright ownership.
9 * The ASF licenses this file to You under the Apache License, Version 2.0
10 * (the "License"); you may not use this file except in compliance with
11 * the License. You may obtain a copy of the License at
13 * http://www.apache.org/licenses/LICENSE-2.0
15 * Unless required by applicable law or agreed to in writing, software
16 * distributed under the License is distributed on an "AS IS" BASIS,
17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18 * See the License for the specific language governing permissions and
19 * limitations under the License.
23 * An {@link AssociationProperty} which treats the association as int - merges
24 * two associations by summation.
26 * @lucene.experimental
28 public class AssociationIntProperty extends AssociationProperty {
32 * The association value.
34 public AssociationIntProperty(int value) {
39 public boolean equals(Object other) {
43 if (!(other instanceof AssociationIntProperty)) {
46 AssociationIntProperty o = (AssociationIntProperty) other;
47 return o.association == this.association;
51 public int hashCode() {
52 return "AssociationIntProperty".hashCode() * 31 + (int) association;
55 public void merge(CategoryProperty other) {
56 AssociationIntProperty o = (AssociationIntProperty) other;
57 this.association += o.association;