Package org.apache.pulsar.functions.api.examples

Class Summary

Class	Description
AddWindowFunction	Example Function that acts on a window of tuples at a time rather than per tuple basis.
AsyncContextFunction
AutoSchemaFunction	Function that deals with Schema.Auto.
AvroSchemaTestFunction
ByteBufferSerDe	Simple ByteBuffer Serializer and Deserializer.
CommaWindowFunction	Comma based aggregation window function example.
ConfigBasedAppendFunction	Function that appends something to incoming input based on config supplied.
ConsistentlyFailingFunction	This Function simulates a pulsar function encountering failing on a particular message.
ContextFunction
CursorManagementFunction	A function that demonstrates how to use pulsar admin client exposed from Function Context.
CustomBaseObject
CustomBaseSerde	Example of using a byte buffer serialization for Custom object.
CustomBaseToBaseFunction	Function example of processing on a custom object type.
CustomBaseToDerivedFunction	Example of function doing a type object conversion between input ann output type.
CustomDerivedObject
CustomDerivedSerde	Example to derived object serialization.
CustomDerivedToBaseFunction	Example of function converting a derived object to a base object.
CustomDerivedToDerivedFunction	Example of 2nd order conversion from a base object for composition pipelines.
CustomObjectFunction	Function that deals with custom objects.
ExclamationFunction	The classic Exclamation Function that appends an exclamation at the end of the input.
HostAppenderFunction	Function that appends the host name to the payload message.
InstanceIdAppenderFunction	Function that appends the instance id to the payload message.
IntegerAdditionFunction	Function that appends to an integer input value and outputs the new value.
JavaNativeAsyncExclamationFunction
JavaNativeExclamationFunction
LoggingFunction	A function that demonstrates how to redirect logging to a topic.
MergeTopicFunction	Merge various schemas data to a topic.
PublishFunction	Example function that uses the built in publish function in the context to publish to a desired topic based on config.
RawFileKeyReader	Example function that provide a constructor with map argument to initialize the CryptoKeyReader class used by pulsar function
TypedMessageBuilderPublish	Example function that uses the built in publish function in the context to publish to a desired topic based on config and setting various message configurations to be passed along.
UserConfigFunction	An example demonstrate retrieving user config value from Context.
UserExceptionFunction	This Function simulates a pulsar function encountering runtime errors.
UserMetricFunction	Example function that wants to keep track of the rate of letters seen in input.
UserPublishFunction	An example demonstrate publishing messages through Context.
VoidFunction	Example function that does not return any value
WindowDurationFunction	This functions collects the timestamp during the window operation.
WordCountFunction	The classic word count example done using pulsar functions Each input message is a sentence that split into words and each word counted.