Package org.apache.nifi.asset

Class StandardAssetManager

java.lang.Object

org.apache.nifi.asset.StandardAssetManager

All Implemented Interfaces:

AssetManager

public class StandardAssetManager
extends Object
implements AssetManager

Field Summary

Fields

Modifier and Type	Field	Description
static final String	ASSET_STORAGE_LOCATION_PROPERTY
private final Map<String,Asset>	assets
private File	assetStorageLocation
static final String	DEFAULT_ASSET_STORAGE_LOCATION
private static final org.slf4j.Logger	logger

Constructor Summary

Constructors

Constructor	Description
StandardAssetManager()

Method Summary

Modifier and Type	Method	Description
private String	computeDigest(File file)
Asset	createAsset(String parameterContextId, String assetName, InputStream contents)
private String	createAssetId(String parameterContextId, String assetName)
Asset	createMissingAsset(String parameterContextId, String assetName)
Optional<Asset>	deleteAsset(String id)
Optional<Asset>	getAsset(String id)
List<Asset>	getAssets(String parameterContextId)
private File	getFile(String paramContextId, String assetName)
private String	getStorageLocation(AssetManagerInitializationContext initializationContext)
void	initialize(AssetManagerInitializationContext context)
private void	recoverLocalAssets()

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

ASSET_STORAGE_LOCATION_PROPERTY

public static final String ASSET_STORAGE_LOCATION_PROPERTY

See Also:

• Constant Field Values

DEFAULT_ASSET_STORAGE_LOCATION

public static final String DEFAULT_ASSET_STORAGE_LOCATION

See Also:

• Constant Field Values

assetStorageLocation

private volatile File assetStorageLocation

assets

private final Map<String,Asset> assets

Constructor Details

StandardAssetManager

public StandardAssetManager()

Method Details

initialize

public void initialize(AssetManagerInitializationContext context)

Specified by:

initialize in interface AssetManager

createAsset

public Asset createAsset(String parameterContextId,
 String assetName,
 InputStream contents)
                  throws IOException

Specified by:

createAsset in interface AssetManager

Throws:

IOException

getAsset

public Optional<Asset> getAsset(String id)

Specified by:

getAsset in interface AssetManager

getAssets

public List<Asset> getAssets(String parameterContextId)

Specified by:

getAssets in interface AssetManager

createMissingAsset

public Asset createMissingAsset(String parameterContextId,
 String assetName)

Specified by:

createMissingAsset in interface AssetManager

deleteAsset

public Optional<Asset> deleteAsset(String id)

Specified by:

deleteAsset in interface AssetManager

createAssetId

private String createAssetId(String parameterContextId,
 String assetName)

getFile

private File getFile(String paramContextId,
 String assetName)

getStorageLocation

private String getStorageLocation(AssetManagerInitializationContext initializationContext)

recoverLocalAssets

private void recoverLocalAssets()
                         throws IOException

Throws:

IOException

computeDigest

private String computeDigest(File file)
                      throws IOException

Throws:

IOException