| /* |
| * 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.solr.search; |
| |
| import org.apache.lucene.search.Query; |
| import org.apache.solr.legacy.LegacyNumericRangeQuery; |
| import org.apache.solr.legacy.LegacyNumericUtils; |
| import org.apache.lucene.queryparser.xml.DOMUtils; |
| import org.apache.lucene.queryparser.xml.ParserException; |
| import org.apache.lucene.queryparser.xml.QueryBuilder; |
| import org.apache.lucene.queryparser.xml.builders.PointRangeQueryBuilder; |
| import org.w3c.dom.Element; |
| |
| /** |
| * Creates a {@link org.apache.solr.legacy.LegacyNumericRangeQuery}. The table below specifies the required |
| * attributes and the defaults if optional attributes are omitted. For more |
| * detail on what each of the attributes actually do, consult the documentation |
| * for {@link org.apache.solr.legacy.LegacyNumericRangeQuery}: |
| * <table> |
| * <caption>supported attributes</caption> |
| * <tr> |
| * <th>Attribute name</th> |
| * <th>Values</th> |
| * <th>Required</th> |
| * <th>Default</th> |
| * </tr> |
| * <tr> |
| * <td>fieldName</td> |
| * <td>String</td> |
| * <td>Yes</td> |
| * <td>N/A</td> |
| * </tr> |
| * <tr> |
| * <td>lowerTerm</td> |
| * <td>Specified by <code>type</code></td> |
| * <td>No</td> |
| * <td>Null</td> |
| * </tr> |
| * <tr> |
| * <td>upperTerm</td> |
| * <td>Specified by <code>type</code></td> |
| * <td>No</td> |
| * <td>Null</td> |
| * </tr> |
| * <tr> |
| * <td>type</td> |
| * <td>int, long, float, double</td> |
| * <td>No</td> |
| * <td>int</td> |
| * </tr> |
| * <tr> |
| * <td>includeLower</td> |
| * <td>true, false</td> |
| * <td>No</td> |
| * <td>true</td> |
| * </tr> |
| * <tr> |
| * <td>includeUpper</td> |
| * <td>true, false</td> |
| * <td>No</td> |
| * <td>true</td> |
| * </tr> |
| * <tr> |
| * <td>precisionStep</td> |
| * <td>Integer</td> |
| * <td>No</td> |
| * <td>4</td> |
| * </tr> |
| * </table> |
| * <p> |
| * A {@link ParserException} will be thrown if an error occurs parsing the |
| * supplied <code>lowerTerm</code> or <code>upperTerm</code> into the numeric type |
| * specified by <code>type</code>. |
| * @deprecated Index with points and use {@link PointRangeQueryBuilder} instead |
| */ |
| @Deprecated |
| public class LegacyNumericRangeQueryBuilder implements QueryBuilder { |
| |
| @Override |
| public Query getQuery(Element e) throws ParserException { |
| String field = DOMUtils.getAttributeWithInheritanceOrFail(e, "fieldName"); |
| final String lowerTerm = DOMUtils.getAttribute(e, "lowerTerm", null); |
| final String upperTerm = DOMUtils.getAttribute(e, "upperTerm", null); |
| boolean lowerInclusive = DOMUtils.getAttribute(e, "includeLower", true); |
| boolean upperInclusive = DOMUtils.getAttribute(e, "includeUpper", true); |
| int precisionStep = DOMUtils.getAttribute(e, "precisionStep", LegacyNumericUtils.PRECISION_STEP_DEFAULT); |
| |
| String type = DOMUtils.getAttribute(e, "type", "int"); |
| try { |
| Query filter; |
| if (type.equalsIgnoreCase("int")) { |
| filter = LegacyNumericRangeQuery.newIntRange(field, precisionStep, |
| (lowerTerm == null ? null : Integer.valueOf(lowerTerm)), |
| (upperTerm == null ? null : Integer.valueOf(upperTerm)), |
| lowerInclusive, |
| upperInclusive); |
| } else if (type.equalsIgnoreCase("long")) { |
| filter = LegacyNumericRangeQuery.newLongRange(field, precisionStep, |
| (lowerTerm == null ? null : Long.valueOf(lowerTerm)), |
| (upperTerm == null ? null : Long.valueOf(upperTerm)), |
| lowerInclusive, |
| upperInclusive); |
| } else if (type.equalsIgnoreCase("double")) { |
| filter = LegacyNumericRangeQuery.newDoubleRange(field, precisionStep, |
| (lowerTerm == null ? null : Double.valueOf(lowerTerm)), |
| (upperTerm == null ? null : Double.valueOf(upperTerm)), |
| lowerInclusive, |
| upperInclusive); |
| } else if (type.equalsIgnoreCase("float")) { |
| filter = LegacyNumericRangeQuery.newFloatRange(field, precisionStep, |
| (lowerTerm == null ? null : Float.valueOf(lowerTerm)), |
| (upperTerm == null ? null : Float.valueOf(upperTerm)), |
| lowerInclusive, |
| upperInclusive); |
| } else { |
| throw new ParserException("type attribute must be one of: [long, int, double, float]"); |
| } |
| return filter; |
| } catch (NumberFormatException nfe) { |
| throw new ParserException("Could not parse lowerTerm or upperTerm into a number", nfe); |
| } |
| } |
| } |