Package org.apache.nifi.registry.extension

Class NiFiRegistryExternalResourceProvider

java.lang.Object

org.apache.nifi.registry.extension.NiFiRegistryExternalResourceProvider

All Implemented Interfaces:

ExternalResourceProvider

public class NiFiRegistryExternalResourceProvider
extends Object
implements ExternalResourceProvider

Field Summary

Fields

Modifier and Type	Field	Description
private NiFiRegistryExtensionRegistry	extensionRegistry
private boolean	initialized
private static final org.slf4j.Logger	LOGGER
private static final String	NIFI_REGISTRY_CLIENT_ID
private static final String	NIFI_REGISTRY_CLIENT_NAME
(package private) static final String	URL_PROPERTY

Constructor Summary

Constructors

Constructor	Description
NiFiRegistryExternalResourceProvider()

Method Summary

Modifier and Type	Method	Description
InputStream	fetchExternalResource(ExternalResourceDescriptor descriptor)
void	initialize(ExternalResourceProviderInitializationContext context)
Collection<ExternalResourceDescriptor>	listResources()

Methods inherited from class java.lang.Object

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

Field Details

LOGGER

private static final org.slf4j.Logger LOGGER

NIFI_REGISTRY_CLIENT_ID

private static final String NIFI_REGISTRY_CLIENT_ID

See Also:

• Constant Field Values

NIFI_REGISTRY_CLIENT_NAME

private static final String NIFI_REGISTRY_CLIENT_NAME

See Also:

• Constant Field Values

URL_PROPERTY

static final String URL_PROPERTY

See Also:

• Constant Field Values

extensionRegistry

private volatile NiFiRegistryExtensionRegistry extensionRegistry

initialized

private volatile boolean initialized

Constructor Details

NiFiRegistryExternalResourceProvider

public NiFiRegistryExternalResourceProvider()

Method Details

initialize

public void initialize(ExternalResourceProviderInitializationContext context)

Specified by:

initialize in interface ExternalResourceProvider

listResources

public Collection<ExternalResourceDescriptor> listResources()
                                                     throws IOException

Specified by:

listResources in interface ExternalResourceProvider

Throws:

IOException

fetchExternalResource

public InputStream fetchExternalResource(ExternalResourceDescriptor descriptor)
                                  throws IOException

Specified by:

fetchExternalResource in interface ExternalResourceProvider

Throws:

IOException