Package org.apache.parquet.format.event

Class EventBasedThriftReader

java.lang.Object

org.apache.parquet.format.event.EventBasedThriftReader

public final class EventBasedThriftReader
extends Object

Event based reader for Thrift

Constructor Summary

Constructors

Constructor	Description
EventBasedThriftReader(org.apache.thrift.protocol.TProtocol protocol)

Method Summary

Modifier and Type	Method	Description
void	readListContent(TypedConsumer.ListConsumer eventConsumer, org.apache.thrift.protocol.TList tList)	reads the list content (elements) from the underlying protocol and passes the events to the list event consumer
void	readMapContent(TypedConsumer.MapConsumer eventConsumer, org.apache.thrift.protocol.TMap tMap)	reads the map content (key values) from the underlying protocol and passes the events to the map event consumer
void	readMapEntry(byte keyType, TypedConsumer keyConsumer, byte valueType, TypedConsumer valueConsumer)	reads a key-value pair
void	readSetContent(TypedConsumer.SetConsumer eventConsumer, org.apache.thrift.protocol.TSet tSet)	reads the set content (elements) from the underlying protocol and passes the events to the set event consumer
void	readStruct(FieldConsumer c)	reads a Struct from the underlying protocol and passes the field events to the FieldConsumer
void	readStructContent(FieldConsumer c)	reads the content of a struct (fields) from the underlying protocol and passes the events to c

Methods inherited from class java.lang.Object

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

Constructor Detail

EventBasedThriftReader

public EventBasedThriftReader(org.apache.thrift.protocol.TProtocol protocol)

Parameters:

protocol - the protocol to read from

Method Detail

readStruct

public void readStruct(FieldConsumer c)
                throws org.apache.thrift.TException

reads a Struct from the underlying protocol and passes the field events to the FieldConsumer

Parameters:

c - the field consumer

Throws:

org.apache.thrift.TException - if any thrift related error occurs during the reading

readStructContent

public void readStructContent(FieldConsumer c)
                       throws org.apache.thrift.TException

reads the content of a struct (fields) from the underlying protocol and passes the events to c

Parameters:

c - the field consumer

Throws:

org.apache.thrift.TException - if any thrift related error occurs during the reading

readSetContent

public void readSetContent(TypedConsumer.SetConsumer eventConsumer,
                           org.apache.thrift.protocol.TSet tSet)
                    throws org.apache.thrift.TException

reads the set content (elements) from the underlying protocol and passes the events to the set event consumer

Parameters:

eventConsumer - the consumer

tSet - the set descriptor

Throws:

org.apache.thrift.TException - if any thrift related error occurs during the reading

readMapContent

public void readMapContent(TypedConsumer.MapConsumer eventConsumer,
                           org.apache.thrift.protocol.TMap tMap)
                    throws org.apache.thrift.TException

reads the map content (key values) from the underlying protocol and passes the events to the map event consumer

Parameters:

eventConsumer - the consumer

tMap - the map descriptor

Throws:

org.apache.thrift.TException - if any thrift related error occurs during the reading

readMapEntry

public void readMapEntry(byte keyType,
                         TypedConsumer keyConsumer,
                         byte valueType,
                         TypedConsumer valueConsumer)
                  throws org.apache.thrift.TException

reads a key-value pair

Parameters:

keyType - the type of the key

keyConsumer - the consumer for the key

valueType - the type of the value

valueConsumer - the consumer for the value

Throws:

org.apache.thrift.TException - if any thrift related error occurs during the reading

readListContent

public void readListContent(TypedConsumer.ListConsumer eventConsumer,
                            org.apache.thrift.protocol.TList tList)
                     throws org.apache.thrift.TException

reads the list content (elements) from the underlying protocol and passes the events to the list event consumer

Parameters:

eventConsumer - the consumer

tList - the list descriptor

Throws:

org.apache.thrift.TException - if any thrift related error occurs during the reading