/tags/release-0.1-rc2/hive/external/ql/src/java/org/apache/hadoop/hive/ql/io/SequenceFileInputFormatChecker.java
Java | 53 lines | 26 code | 6 blank | 21 comment | 2 complexity | 97665ef8691e25277344b0f3cb0e4109 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.io;
- import java.io.IOException;
- import java.util.ArrayList;
- import org.apache.hadoop.fs.FileStatus;
- import org.apache.hadoop.fs.FileSystem;
- import org.apache.hadoop.hive.conf.HiveConf;
- import org.apache.hadoop.io.SequenceFile;
- /**
- * SequenceFileInputFormatChecker.
- *
- */
- public class SequenceFileInputFormatChecker implements InputFormatChecker {
- @Override
- public boolean validateInput(FileSystem fs, HiveConf conf,
- ArrayList<FileStatus> files) throws IOException {
- if (files.size() <= 0) {
- return false;
- }
- for (int fileId = 0; fileId < files.size(); fileId++) {
- try {
- SequenceFile.Reader reader = new SequenceFile.Reader(fs, files.get(
- fileId).getPath(), conf);
- reader.close();
- } catch (IOException e) {
- return false;
- }
- }
- return true;
- }
- }