/**
* 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.serde2;
import java.io.IOException;
import java.util.Properties;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector;
/**
* A No-op fetch formatter.
* ListSinkOperator uses this when reading from the destination table which has data serialized by
* ThriftJDBCBinarySerDe to a SequenceFile.
*/
public class NoOpFetchFormatter<T> implements FetchFormatter<Object> {
@Override
public void initialize(Configuration hconf, Properties props) throws SerDeException {
}
// this returns the row as is because this formatter is only called when
// the ThriftJDBCBinarySerDe was used to serialize the rows to thrift-able objects.
@Override
public Object convert(Object row, ObjectInspector rowOI) throws Exception {
return new Object[] { row };
}
@Override
public void close() throws IOException {
}
}