--- /dev/null
+package org.apache.lucene.xmlparser.builders;
+
+/**
+ * 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.
+ */
+
+import org.apache.lucene.search.NumericRangeQuery;
+import org.apache.lucene.search.Query;
+import org.apache.lucene.util.NumericUtils;
+import org.apache.lucene.xmlparser.DOMUtils;
+import org.apache.lucene.xmlparser.ParserException;
+import org.apache.lucene.xmlparser.QueryBuilder;
+import org.w3c.dom.Element;
+
+/**
+ * Creates a {@link NumericRangeQuery}. 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 NumericRangeQuery}:
+ * <table>
+ * <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 <tt>type</tt></td>
+ * <td>Yes</td>
+ * <td>N/A</td>
+ * </tr>
+ * <tr>
+ * <td>upperTerm</td>
+ * <td>Specified by <tt>type</tt></td>
+ * <td>Yes</td>
+ * <td>N/A</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 <tt>lowerTerm</tt> or <tt>upperTerm</tt> into the numeric type
+ * specified by <tt>type</tt>.
+ */
+public class NumericRangeQueryBuilder implements QueryBuilder {
+
+ public Query getQuery(Element e) throws ParserException {
+ String field = DOMUtils.getAttributeWithInheritanceOrFail(e, "fieldName");
+ String lowerTerm = DOMUtils.getAttributeOrFail(e, "lowerTerm");
+ String upperTerm = DOMUtils.getAttributeOrFail(e, "upperTerm");
+ boolean lowerInclusive = DOMUtils.getAttribute(e, "includeLower", true);
+ boolean upperInclusive = DOMUtils.getAttribute(e, "includeUpper", true);
+ int precisionStep = DOMUtils.getAttribute(e, "precisionStep", NumericUtils.PRECISION_STEP_DEFAULT);
+
+ String type = DOMUtils.getAttribute(e, "type", "int");
+ try {
+ Query filter;
+ if (type.equalsIgnoreCase("int")) {
+ filter = NumericRangeQuery.newIntRange(field, precisionStep, Integer
+ .valueOf(lowerTerm), Integer.valueOf(upperTerm), lowerInclusive,
+ upperInclusive);
+ } else if (type.equalsIgnoreCase("long")) {
+ filter = NumericRangeQuery.newLongRange(field, precisionStep, Long
+ .valueOf(lowerTerm), Long.valueOf(upperTerm), lowerInclusive,
+ upperInclusive);
+ } else if (type.equalsIgnoreCase("double")) {
+ filter = NumericRangeQuery.newDoubleRange(field, precisionStep, Double
+ .valueOf(lowerTerm), Double.valueOf(upperTerm), lowerInclusive,
+ upperInclusive);
+ } else if (type.equalsIgnoreCase("float")) {
+ filter = NumericRangeQuery.newFloatRange(field, precisionStep, Float
+ .valueOf(lowerTerm), 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);
+ }
+ }
+}