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package org.apache.lucene.queryParser.standard.config;
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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import java.util.Locale;
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import org.apache.lucene.queryParser.core.config.AbstractQueryConfig;
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import org.apache.lucene.queryParser.core.config.ConfigAttribute;
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import org.apache.lucene.queryParser.core.config.QueryConfigHandler;
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import org.apache.lucene.queryParser.standard.config.StandardQueryConfigHandler.ConfigurationKeys;
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import org.apache.lucene.queryParser.standard.processors.ParametricRangeQueryNodeProcessor;
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import org.apache.lucene.util.AttributeImpl;
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* This attribute is used by processor {@link ParametricRangeQueryNodeProcessor}
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* and must be defined in the {@link QueryConfigHandler}. This attribute tells
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* the processor what is the default {@link Locale} used to parse a date. <br/>
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* @see org.apache.lucene.queryParser.standard.config.LocaleAttribute
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public class LocaleAttributeImpl extends AttributeImpl
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implements LocaleAttribute, ConfigAttribute {
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private static final long serialVersionUID = -6804760312720049526L;
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private AbstractQueryConfig config;
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{ enableBackwards = false; }
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private Locale locale = Locale.getDefault();
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public LocaleAttributeImpl() {}
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public void setLocale(Locale locale) {
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config.set(ConfigurationKeys.LOCALE, locale);
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public Locale getLocale() {
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return config.get(ConfigurationKeys.LOCALE);
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throw new UnsupportedOperationException();
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public void copyTo(AttributeImpl target) {
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throw new UnsupportedOperationException();
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public boolean equals(Object other) {
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if (other instanceof LocaleAttributeImpl) {
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LocaleAttributeImpl localeAttr = (LocaleAttributeImpl) other;
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if (localeAttr.locale == this.locale
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|| (this.locale != null && localeAttr.locale != null && this.locale
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.equals(localeAttr.locale))) {
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public int hashCode() {
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return (this.locale == null) ? 0 : this.locale.hashCode();
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public String toString() {
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return "<localeAttribute locale=" + this.locale + "/>";
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public void setQueryConfigHandler(AbstractQueryConfig config) {
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this.config = config;
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if (!config.has(ConfigurationKeys.LOCALE)) {
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config.set(ConfigurationKeys.LOCALE, Locale.getDefault());