org.apache.nifi.controller

Class MonitorDiskUsage

java.lang.Object

org.apache.nifi.components.AbstractConfigurableComponent

org.apache.nifi.reporting.AbstractReportingTask

org.apache.nifi.controller.MonitorDiskUsage

All Implemented Interfaces:

ConfigurableComponent, ReportingTask

@Tags(value={"disk","storage","warning","monitoring","repo"})
 @CapabilityDescription(value="Checks the amount of storage space available for the specified directory and warns (via a log message and a System-Level Bulletin) if the partition on which it lives exceeds some configurable threshold of storage space")
public class MonitorDiskUsage
extends AbstractReportingTask

Field Summary

Fields

Modifier and Type	Field and Description
static PropertyDescriptor	DIR_DISPLAY_NAME
static PropertyDescriptor	DIR_LOCATION
static PropertyDescriptor	DIR_THRESHOLD
private static Pattern	PERCENT_PATTERN

Constructor Summary

Constructors

Constructor and Description
MonitorDiskUsage()

Method Summary

Modifier and Type	Method and Description
(package private) static void	checkThreshold(String pathName, Path path, int threshold, ComponentLog logger)
protected List<PropertyDescriptor>	getSupportedPropertyDescriptors()
void	onTrigger(ReportingContext context)

Methods inherited from class org.apache.nifi.reporting.AbstractReportingTask

getControllerServiceLookup, getIdentifier, getLogger, getName, getNodeTypeProvider, getSchedulingPeriod, init, initialize, setComponentInfo

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

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

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.nifi.reporting.ReportingTask

isStateful

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

getPropertyDescriptor, getPropertyDescriptors, onPropertyModified, validate

Field Detail

PERCENT_PATTERN

private static final Pattern PERCENT_PATTERN

DIR_THRESHOLD

public static final PropertyDescriptor DIR_THRESHOLD

DIR_LOCATION

public static final PropertyDescriptor DIR_LOCATION

DIR_DISPLAY_NAME

public static final PropertyDescriptor DIR_DISPLAY_NAME

Constructor Detail

MonitorDiskUsage

public MonitorDiskUsage()

Method Detail

getSupportedPropertyDescriptors

protected List<PropertyDescriptor> getSupportedPropertyDescriptors()

Overrides:

getSupportedPropertyDescriptors in class AbstractConfigurableComponent

onTrigger

public void onTrigger(ReportingContext context)

checkThreshold

static void checkThreshold(String pathName,
                           Path path,
                           int threshold,
                           ComponentLog logger)