/tags/release-0.0.0-rc0/hive/external/ql/src/java/org/apache/hadoop/hive/ql/exec/TextRecordReader.java
Java | 64 lines | 33 code | 10 blank | 21 comment | 4 complexity | 5902e3be2700c5df5d97d293302cddc3 MD5 | raw file
Possible License(s): Apache-2.0, BSD-3-Clause, JSON, CPL-1.0
- /**
- * 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.
- */
- package org.apache.hadoop.hive.ql.exec;
- import java.io.IOException;
- import java.io.InputStream;
- import java.util.Properties;
- import org.apache.hadoop.conf.Configuration;
- import org.apache.hadoop.io.Text;
- import org.apache.hadoop.io.Writable;
- import org.apache.hadoop.mapred.LineRecordReader.LineReader;
- /**
- * TextRecordReader.
- *
- */
- public class TextRecordReader implements RecordReader {
- private LineReader lineReader;
- private InputStream in;
- private Text row;
- public void initialize(InputStream in, Configuration conf, Properties tbl)
- throws IOException {
- lineReader = new LineReader(in, conf);
- this.in = in;
- }
- public Writable createRow() throws IOException {
- row = new Text();
- return row;
- }
- public int next(Writable row) throws IOException {
- if (lineReader == null) {
- return -1;
- }
- return lineReader.readLine((Text) row);
- }
- public void close() throws IOException {
- if (in != null) {
- in.close();
- }
- }
- }