org.infinispan.protostream

Interface TagHandler

public interface TagHandler

An event based interface for consuming a (read only) Protobuf stream containing exactly one top level message.

Since:

1.0

Author:

[email protected]

Method Summary

Modifier and Type	Method and Description
default void	onEnd() End of top level message.
default void	onEndNested(int fieldNumber, FieldDescriptor fieldDescriptor) End of a nested message.
default void	onStart(GenericDescriptor descriptor) Start of top level message.
default void	onStartNested(int fieldNumber, FieldDescriptor fieldDescriptor) Start of a nested message.
default void	onTag(int fieldNumber, FieldDescriptor fieldDescriptor, Object tagValue) A field which is a primitive (non-nested) value.

Method Detail

onStart

default void onStart(GenericDescriptor descriptor)

Start of top level message. Do whatever required init here.

Parameters:

descriptor - The GenericDescriptor for the top level Enum or Message. For primitives it is null.

onTag

default void onTag(int fieldNumber,
                   FieldDescriptor fieldDescriptor,
                   Object tagValue)

A field which is a primitive (non-nested) value.

Parameters:

fieldNumber - the field number

fieldDescriptor - the field descriptor, or null if this is an unknown field.

onStartNested

default void onStartNested(int fieldNumber,
                           FieldDescriptor fieldDescriptor)

Start of a nested message.

Parameters:

fieldNumber - the field number

fieldDescriptor - a field which is guaranteed to be of type Descriptor, or null if this is an unknown field.

onEndNested

default void onEndNested(int fieldNumber,
                         FieldDescriptor fieldDescriptor)

End of a nested message.

Parameters:

fieldNumber - the field number

fieldDescriptor - a field which is guaranteed to be of type Descriptor, or null if this is an unknown field.

onEnd

default void onEnd()

End of top level message. Cleanup your mess!