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 Content Repository and FlowFile Repository and warns (via a log message and a System-Level Bulletin) if the partition on which either repository exceeds some configurable threshold of storage space")
public class MonitorDiskUsage
extends AbstractReportingTask

Field Summary

Fields

Modifier and Type	Field and Description
static PropertyDescriptor	CONTENT_REPO_THRESHOLD
static PropertyDescriptor	FLOWFILE_REPO_THRESHOLD
private static org.slf4j.Logger	logger
private static Pattern	PERCENT_PATTERN

Constructor Summary

Constructors

Constructor and Description
MonitorDiskUsage()

Method Summary

Methods

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

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

getControllerServiceLookup, getIdentifier, getName, getSchedulingPeriod, init, initialize

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.components.ConfigurableComponent

getPropertyDescriptor, getPropertyDescriptors, onPropertyModified, validate

Field Detail

logger

private static final org.slf4j.Logger logger

PERCENT_PATTERN

private static final Pattern PERCENT_PATTERN

CONTENT_REPO_THRESHOLD

public static final PropertyDescriptor CONTENT_REPO_THRESHOLD

FLOWFILE_REPO_THRESHOLD

public static final PropertyDescriptor FLOWFILE_REPO_THRESHOLD

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,
                  ReportingContext context)