public void close()
throws IOException
close 在接口中 org.apache.hadoop.io.serializer.Serializer<KeyValue>IOExceptionpublic void open(OutputStream os) throws IOException
open 在接口中 org.apache.hadoop.io.serializer.Serializer<KeyValue>IOExceptionpublic void serialize(KeyValue kv) throws IOException
serialize 在接口中 org.apache.hadoop.io.serializer.Serializer<KeyValue>IOExceptionCopyright © 2007–2021 The Apache Software Foundation. All rights reserved.