io.wizzie.normalizer.funcs.impl

Class TimeMapper

java.lang.Object

io.wizzie.normalizer.funcs.MapperFunction

io.wizzie.normalizer.funcs.impl.TimeMapper

All Implemented Interfaces:

Function<org.apache.kafka.streams.KeyValue<String,Map<String,Object>>>, org.apache.kafka.streams.kstream.KeyValueMapper<String,Map<String,Object>,org.apache.kafka.streams.KeyValue<String,Map<String,Object>>>

public class TimeMapper
extends MapperFunction

Field Summary

Fields

Modifier and Type	Field and Description
static String	DIMENSION
static String	FORCE_STRING_OUTPUT
static String	FORCE_TIMESTAMP
static String	FROM_FORMAT
static String	TO_FORMAT

Constructor Summary

Constructors

Constructor and Description
TimeMapper()

Method Summary

Modifier and Type	Method and Description
void	prepare(Map<String,Object> properties, io.wizzie.metrics.MetricsManager metricsManager) Initialize function, this method is implemented by the users to for example: initiate variables, load config, open DB connections.
org.apache.kafka.streams.KeyValue<String,Map<String,Object>>	process(String key, Map<String,Object> value) Main logic of function
void	stop() Stop function, this method is implemented by the users to for example: close DB connection

Methods inherited from class io.wizzie.normalizer.funcs.MapperFunction

apply, init

Methods inherited from class java.lang.Object

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

Field Detail

FROM_FORMAT

public static final String FROM_FORMAT

See Also:

Constant Field Values

DIMENSION

public static final String DIMENSION

See Also:

Constant Field Values

TO_FORMAT

public static final String TO_FORMAT

See Also:

Constant Field Values

FORCE_STRING_OUTPUT

public static final String FORCE_STRING_OUTPUT

See Also:

Constant Field Values

FORCE_TIMESTAMP

public static final String FORCE_TIMESTAMP

See Also:

Constant Field Values

Constructor Detail

TimeMapper

public TimeMapper()

Method Detail

prepare

public void prepare(Map<String,Object> properties,
                    io.wizzie.metrics.MetricsManager metricsManager)

Description copied from interface: Function

Initialize function, this method is implemented by the users to for example: initiate variables, load config, open DB connections.

Parameters:

properties - Properties for function

metricsManager - MetricsManager object for function

process

public org.apache.kafka.streams.KeyValue<String,Map<String,Object>> process(String key,
                                                                            Map<String,Object> value)

Description copied from interface: Function

Main logic of function

Parameters:

key - The key of Kafka message

value - The value of Kafka message

Returns:

Returned value

stop

public void stop()

Description copied from interface: Function

Stop function, this method is implemented by the users to for example: close DB connection