--- /dev/null
+package org.apache.lucene.queryParser.standard.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.queryParser.core.QueryNodeException;
+import org.apache.lucene.queryParser.core.builders.QueryTreeBuilder;
+import org.apache.lucene.queryParser.core.nodes.QueryNode;
+import org.apache.lucene.queryParser.core.nodes.SlopQueryNode;
+import org.apache.lucene.search.MultiPhraseQuery;
+import org.apache.lucene.search.PhraseQuery;
+import org.apache.lucene.search.Query;
+
+/**
+ * This builder basically reads the {@link Query} object set on the
+ * {@link SlopQueryNode} child using
+ * {@link QueryTreeBuilder#QUERY_TREE_BUILDER_TAGID} and applies the slop value
+ * defined in the {@link SlopQueryNode}.
+ */
+public class SlopQueryNodeBuilder implements StandardQueryBuilder {
+
+ public SlopQueryNodeBuilder() {
+ // empty constructor
+ }
+
+ public Query build(QueryNode queryNode) throws QueryNodeException {
+ SlopQueryNode phraseSlopNode = (SlopQueryNode) queryNode;
+
+ Query query = (Query) phraseSlopNode.getChild().getTag(
+ QueryTreeBuilder.QUERY_TREE_BUILDER_TAGID);
+
+ if (query instanceof PhraseQuery) {
+ ((PhraseQuery) query).setSlop(phraseSlopNode.getValue());
+
+ } else {
+ ((MultiPhraseQuery) query).setSlop(phraseSlopNode.getValue());
+ }
+
+ return query;
+
+ }
+
+}