Package io.trino.hive.formats.line.regex

Class RegexDeserializer

java.lang.Object

io.trino.hive.formats.line.regex.RegexDeserializer

All Implemented Interfaces:

LineDeserializer

public class RegexDeserializer
extends Object
implements LineDeserializer

Deserializer that is bug for bug compatible with Hive RegexSerde.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	RegexDeserializer.UnsupportedTypeException

Field Summary

Fields inherited from interface io.trino.hive.formats.line.LineDeserializer

EMPTY_LINE_DESERIALIZER

Constructor Summary

Constructors

Constructor	Description
RegexDeserializer(List<Column> columns, String regex, boolean caseSensitive)

Method Summary

Modifier and Type	Method	Description
void	deserialize(LineBuffer lineBuffer, PageBuilder builder)	Deserialize the line into the page builder.
List<? extends Type>	getTypes()	Required types for the deserialize page builder.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

RegexDeserializer

public RegexDeserializer(List<Column> columns,
 String regex,
 boolean caseSensitive)

Method Details

getTypes

public List<? extends Type> getTypes()

Description copied from interface: LineDeserializer

Required types for the deserialize page builder.

Specified by:

getTypes in interface LineDeserializer

deserialize

public void deserialize(LineBuffer lineBuffer,
 PageBuilder builder)
                 throws IOException

Description copied from interface: LineDeserializer

Deserialize the line into the page builder. The implementation will declare the added positions in the page builder. The implementation is allowed to add zero or more positions to the builder.

Specified by:

deserialize in interface LineDeserializer

Parameters:

lineBuffer - the line which may be empty

builder - page builder for the declared types

Throws:

IOException - if line can not be decoded and processing should stop