Package no.unit.nva.events.handlers

Class EventHandler<I,O>

java.lang.Object

no.unit.nva.events.handlers.EventHandler<I,O>

All Implemented Interfaces:

com.amazonaws.services.lambda.runtime.RequestStreamHandler

Direct Known Subclasses:

DestinationsEventBridgeEventHandler

public abstract class EventHandler<I,O>
extends Object
implements com.amazonaws.services.lambda.runtime.RequestStreamHandler

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ERROR_WRITING_TO_OUTPUT_STREAM
static final String	HANDLER_INPUT
protected final com.fasterxml.jackson.databind.ObjectMapper	objectMapper

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	EventHandler(Class iclass)
protected	EventHandler(Class iclass, com.fasterxml.jackson.databind.ObjectMapper objectMapper)

Method Summary

Modifier and Type	Method	Description
protected void	handleError(Exception e, String inputString)
void	handleRequest(InputStream inputStream, OutputStream outputStream, com.amazonaws.services.lambda.runtime.Context context)
protected AwsEventBridgeEvent<I>	parseEvent(String input)
protected abstract O	processInput(I input, AwsEventBridgeEvent<I> event, com.amazonaws.services.lambda.runtime.Context context)
protected void	writeOutput(OutputStream outputStream, O output)

Methods inherited from class java.lang.Object

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

Field Details

HANDLER_INPUT

public static final String HANDLER_INPUT

See Also:

• Constant Field Values

ERROR_WRITING_TO_OUTPUT_STREAM

public static final String ERROR_WRITING_TO_OUTPUT_STREAM

See Also:

• Constant Field Values

objectMapper

protected final com.fasterxml.jackson.databind.ObjectMapper objectMapper

Constructor Details

EventHandler

protected EventHandler(Class iclass,
 com.fasterxml.jackson.databind.ObjectMapper objectMapper)

EventHandler

protected EventHandler(Class iclass)

Method Details

handleRequest

public void handleRequest(InputStream inputStream,
 OutputStream outputStream,
 com.amazonaws.services.lambda.runtime.Context context)

Specified by:

handleRequest in interface com.amazonaws.services.lambda.runtime.RequestStreamHandler

writeOutput

protected void writeOutput(OutputStream outputStream,
 O output)

processInput

protected abstract O processInput(I input,
 AwsEventBridgeEvent<I> event,
 com.amazonaws.services.lambda.runtime.Context context)

parseEvent

protected AwsEventBridgeEvent<I> parseEvent(String input)

handleError

protected void handleError(Exception e,
 String inputString)