| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.lucene.queryparser.flexible.standard.config; |
| |
| import java.text.NumberFormat; |
| |
| import org.apache.lucene.index.PointValues; |
| |
| /** |
| * This class holds the configuration used to parse numeric queries and create |
| * {@link PointValues} queries. |
| * |
| * @see PointValues |
| * @see NumberFormat |
| */ |
| public class PointsConfig { |
| |
| private NumberFormat format; |
| |
| private Class<? extends Number> type; |
| |
| /** |
| * Constructs a {@link PointsConfig} object. |
| * |
| * @param format |
| * the {@link NumberFormat} used to parse a {@link String} to |
| * {@link Number} |
| * @param type |
| * the numeric type used to index the numeric values |
| * |
| * @see PointsConfig#setNumberFormat(NumberFormat) |
| */ |
| public PointsConfig(NumberFormat format, Class<? extends Number> type) { |
| setNumberFormat(format); |
| setType(type); |
| } |
| |
| /** |
| * Returns the {@link NumberFormat} used to parse a {@link String} to |
| * {@link Number} |
| * |
| * @return the {@link NumberFormat} used to parse a {@link String} to |
| * {@link Number} |
| */ |
| public NumberFormat getNumberFormat() { |
| return format; |
| } |
| |
| /** |
| * Returns the numeric type used to index the numeric values |
| * |
| * @return the numeric type used to index the numeric values |
| */ |
| public Class<? extends Number> getType() { |
| return type; |
| } |
| |
| /** |
| * Sets the numeric type used to index the numeric values |
| * |
| * @param type the numeric type used to index the numeric values |
| */ |
| public void setType(Class<? extends Number> type) { |
| if (type == null) { |
| throw new IllegalArgumentException("type must not be null!"); |
| } |
| if (Integer.class.equals(type) == false && |
| Long.class.equals(type) == false && |
| Float.class.equals(type) == false && |
| Double.class.equals(type) == false) { |
| throw new IllegalArgumentException("unsupported numeric type: " + type); |
| } |
| this.type = type; |
| } |
| |
| /** |
| * Sets the {@link NumberFormat} used to parse a {@link String} to |
| * {@link Number} |
| * |
| * @param format |
| * the {@link NumberFormat} used to parse a {@link String} to |
| * {@link Number}, must not be <code>null</code> |
| */ |
| public void setNumberFormat(NumberFormat format) { |
| if (format == null) { |
| throw new IllegalArgumentException("format must not be null!"); |
| } |
| this.format = format; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + format.hashCode(); |
| result = prime * result + type.hashCode(); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) return true; |
| if (obj == null) return false; |
| if (getClass() != obj.getClass()) return false; |
| PointsConfig other = (PointsConfig) obj; |
| if (!format.equals(other.format)) return false; |
| if (!type.equals(other.type)) return false; |
| return true; |
| } |
| } |