--- /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.messages.MessageImpl;
+import org.apache.lucene.queryParser.core.QueryNodeException;
+import org.apache.lucene.queryParser.core.messages.QueryParserMessages;
+import org.apache.lucene.queryParser.core.nodes.MatchAllDocsQueryNode;
+import org.apache.lucene.queryParser.core.nodes.QueryNode;
+import org.apache.lucene.queryParser.standard.parser.EscapeQuerySyntaxImpl;
+import org.apache.lucene.search.MatchAllDocsQuery;
+
+/**
+ * Builds a {@link MatchAllDocsQuery} object from a
+ * {@link MatchAllDocsQueryNode} object.
+ */
+public class MatchAllDocsQueryNodeBuilder implements StandardQueryBuilder {
+
+ public MatchAllDocsQueryNodeBuilder() {
+ // empty constructor
+ }
+
+ public MatchAllDocsQuery build(QueryNode queryNode) throws QueryNodeException {
+
+ // validates node
+ if (!(queryNode instanceof MatchAllDocsQueryNode)) {
+ throw new QueryNodeException(new MessageImpl(
+ QueryParserMessages.LUCENE_QUERY_CONVERSION_ERROR, queryNode
+ .toQueryString(new EscapeQuerySyntaxImpl()), queryNode.getClass()
+ .getName()));
+ }
+
+ return new MatchAllDocsQuery();
+
+ }
+
+}