spark/sql/JavaStringLength.java

0001 /*
0002  * Licensed to the Apache Software Foundation (ASF) under one or more
0003  * contributor license agreements.  See the NOTICE file distributed with
0004  * this work for additional information regarding copyright ownership.
0005  * The ASF licenses this file to You under the Apache License, Version 2.0
0006  * (the "License"); you may not use this file except in compliance with
0007  * the License.  You may obtain a copy of the License at
0008  *
0009  *    http://www.apache.org/licenses/LICENSE-2.0
0010  *
0011  * Unless required by applicable law or agreed to in writing, software
0012  * distributed under the License is distributed on an "AS IS" BASIS,
0013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0014  * See the License for the specific language governing permissions and
0015  * limitations under the License.
0016  */
0017
0018 package test.org.apache.spark.sql;
0019
0020 import org.apache.spark.sql.api.java.UDF1;
0021
0022 /**
0023  * It is used for register Java UDF from PySpark
0024  */
0025 public class JavaStringLength implements UDF1<String, Integer> {
0026   @Override
0027   public Integer call(String str) throws Exception {
0028     return Integer.valueOf(str.length());
0029   }
0030 }