org.apache.nifi.processors.standard

Class LogMessage

java.lang.Object

org.apache.nifi.components.AbstractConfigurableComponent

org.apache.nifi.processor.AbstractSessionFactoryProcessor

org.apache.nifi.processor.AbstractProcessor

org.apache.nifi.processors.standard.LogMessage

All Implemented Interfaces:

ConfigurableComponent, Processor

@EventDriven
 @SideEffectFree
 @SupportsBatching(defaultDuration=TWENTY_FIVE_MILLIS)
 @Tags(value={"attributes","logging"})
 @InputRequirement(value=INPUT_REQUIRED)
 @CapabilityDescription(value="Emits a log message at the specified log level")
public class LogMessage
extends AbstractProcessor

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) static class	LogMessage.MessageLogLevel

Field Summary

Fields

Modifier and Type	Field and Description
private static int	CHUNK_SIZE
static PropertyDescriptor	LOG_LEVEL
static PropertyDescriptor	LOG_MESSAGE
static PropertyDescriptor	LOG_PREFIX
static Relationship	REL_SUCCESS
private Set<Relationship>	relationships
private List<PropertyDescriptor>	supportedDescriptors

Constructor Summary

Constructors

Constructor and Description
LogMessage()

Method Summary

Modifier and Type	Method and Description
Set<Relationship>	getRelationships()
protected List<PropertyDescriptor>	getSupportedPropertyDescriptors()
protected void	init(ProcessorInitializationContext context)
void	onTrigger(ProcessContext context, ProcessSession session)
private void	processFlowFile(ComponentLog logger, LogMessage.MessageLogLevel logLevel, FlowFile flowFile, ProcessContext context)

Methods inherited from class org.apache.nifi.processor.AbstractProcessor

onTrigger

Methods inherited from class org.apache.nifi.processor.AbstractSessionFactoryProcessor

getControllerServiceLookup, getIdentifier, getLogger, getNodeTypeProvider, initialize, isConfigurationRestored, isScheduled, toString, updateConfiguredRestoredTrue, updateScheduledFalse, updateScheduledTrue

Methods inherited from class org.apache.nifi.components.AbstractConfigurableComponent

customValidate, equals, getPropertyDescriptor, getPropertyDescriptors, getSupportedDynamicPropertyDescriptor, hashCode, onPropertyModified, validate

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.nifi.processor.Processor

isStateful

Methods inherited from interface org.apache.nifi.components.ConfigurableComponent

getPropertyDescriptor, getPropertyDescriptors, onPropertyModified, validate

Field Detail

LOG_LEVEL

public static final PropertyDescriptor LOG_LEVEL

LOG_PREFIX

public static final PropertyDescriptor LOG_PREFIX

LOG_MESSAGE

public static final PropertyDescriptor LOG_MESSAGE

REL_SUCCESS

public static final Relationship REL_SUCCESS

CHUNK_SIZE

private static final int CHUNK_SIZE

See Also:

Constant Field Values

relationships

private Set<Relationship> relationships

supportedDescriptors

private List<PropertyDescriptor> supportedDescriptors

Constructor Detail

LogMessage

public LogMessage()

Method Detail

init

protected void init(ProcessorInitializationContext context)

Overrides:

init in class AbstractSessionFactoryProcessor

getRelationships

public Set<Relationship> getRelationships()

Specified by:

getRelationships in interface Processor

Overrides:

getRelationships in class AbstractSessionFactoryProcessor

getSupportedPropertyDescriptors

protected List<PropertyDescriptor> getSupportedPropertyDescriptors()

Overrides:

getSupportedPropertyDescriptors in class AbstractConfigurableComponent

onTrigger

public void onTrigger(ProcessContext context,
                      ProcessSession session)

Specified by:

onTrigger in class AbstractProcessor

processFlowFile

private void processFlowFile(ComponentLog logger,
                             LogMessage.MessageLogLevel logLevel,
                             FlowFile flowFile,
                             ProcessContext context)