1 package org.apache.lucene.queryParser.core.nodes;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
8 * (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
20 import java.util.List;
22 import org.apache.lucene.queryParser.core.parser.EscapeQuerySyntax;
25 * A {@link TokenizedPhraseQueryNode} represents a node created by a code that
26 * tokenizes/lemmatizes/analyzes.
28 public class TokenizedPhraseQueryNode extends QueryNodeImpl implements
31 private static final long serialVersionUID = -7185108320787917541L;
33 public TokenizedPhraseQueryNode() {
39 public String toString() {
40 if (getChildren() == null || getChildren().size() == 0)
41 return "<tokenizedphrase/>";
42 StringBuilder sb = new StringBuilder();
43 sb.append("<tokenizedtphrase>");
44 for (QueryNode child : getChildren()) {
46 sb.append(child.toString());
48 sb.append("\n</tokenizedphrase>");
52 // This text representation is not re-parseable
53 public CharSequence toQueryString(EscapeQuerySyntax escapeSyntaxParser) {
54 if (getChildren() == null || getChildren().size() == 0)
57 StringBuilder sb = new StringBuilder();
59 for (QueryNode child : getChildren()) {
60 sb.append(filler).append(child.toQueryString(escapeSyntaxParser));
64 return "[TP[" + sb.toString() + "]]";
68 public QueryNode cloneTree() throws CloneNotSupportedException {
69 TokenizedPhraseQueryNode clone = (TokenizedPhraseQueryNode) super
77 public CharSequence getField() {
78 List<QueryNode> children = getChildren();
80 if (children == null || children.size() == 0) {
84 return ((FieldableNode) children.get(0)).getField();
89 public void setField(CharSequence fieldName) {
90 List<QueryNode> children = getChildren();
92 if (children != null) {
94 for (QueryNode child : getChildren()) {
96 if (child instanceof FieldableNode) {
97 ((FieldableNode) child).setField(fieldName);
106 } // end class MultitermQueryNode