1 package org.apache.lucene.queryParser.standard.config;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
8 * (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
20 import java.util.Locale;
22 import org.apache.lucene.queryParser.core.config.AbstractQueryConfig;
23 import org.apache.lucene.queryParser.core.config.ConfigAttribute;
24 import org.apache.lucene.queryParser.core.config.QueryConfigHandler;
25 import org.apache.lucene.queryParser.standard.config.StandardQueryConfigHandler.ConfigurationKeys;
26 import org.apache.lucene.queryParser.standard.processors.ParametricRangeQueryNodeProcessor;
27 import org.apache.lucene.util.AttributeImpl;
30 * This attribute is used by processor {@link ParametricRangeQueryNodeProcessor}
31 * and must be defined in the {@link QueryConfigHandler}. This attribute tells
32 * the processor what is the default {@link Locale} used to parse a date. <br/>
34 * @see org.apache.lucene.queryParser.standard.config.LocaleAttribute
40 public class LocaleAttributeImpl extends AttributeImpl
41 implements LocaleAttribute, ConfigAttribute {
43 private static final long serialVersionUID = -6804760312720049526L;
45 private AbstractQueryConfig config;
47 { enableBackwards = false; }
49 private Locale locale = Locale.getDefault();
51 public LocaleAttributeImpl() {}
53 public void setLocale(Locale locale) {
54 config.set(ConfigurationKeys.LOCALE, locale);
57 public Locale getLocale() {
58 return config.get(ConfigurationKeys.LOCALE);
63 throw new UnsupportedOperationException();
67 public void copyTo(AttributeImpl target) {
68 throw new UnsupportedOperationException();
72 public boolean equals(Object other) {
74 if (other instanceof LocaleAttributeImpl) {
75 LocaleAttributeImpl localeAttr = (LocaleAttributeImpl) other;
77 if (localeAttr.locale == this.locale
78 || (this.locale != null && localeAttr.locale != null && this.locale
79 .equals(localeAttr.locale))) {
92 public int hashCode() {
93 return (this.locale == null) ? 0 : this.locale.hashCode();
97 public String toString() {
98 return "<localeAttribute locale=" + this.locale + "/>";
101 public void setQueryConfigHandler(AbstractQueryConfig config) {
102 this.config = config;
104 if (!config.has(ConfigurationKeys.LOCALE)) {
105 config.set(ConfigurationKeys.LOCALE, Locale.getDefault());