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Shared base functionality for implementing engines for the 51Degrees Pipeline API
/* *********************************************************************
* This Original Work is copyright of 51 Degrees Mobile Experts Limited.
* Copyright 2023 51 Degrees Mobile Experts Limited, Davidson House,
* Forbury Square, Reading, Berkshire, United Kingdom RG1 3EU.
*
* This Original Work is licensed under the European Union Public Licence
* (EUPL) v.1.2 and is subject to its terms as set out below.
*
* If a copy of the EUPL was not distributed with this file, You can obtain
* one at https://opensource.org/licenses/EUPL-1.2.
*
* The 'Compatible Licences' set out in the Appendix to the EUPL (as may be
* amended by the European Commission) shall be deemed incompatible for
* the purposes of the Work and the provisions of the compatibility
* clause in Article 5 of the EUPL shall not apply.
*
* If using the Work as, or as part of, a network application, by
* including the attribution notice(s) required under Article 5 of the EUPL
* in the end user terms of the application under an appropriate heading,
* such notice(s) shall fulfill the requirements of that article.
* ********************************************************************* */
package fiftyone.pipeline.engines.data;
import fiftyone.pipeline.engines.configuration.DataFileConfiguration;
import fiftyone.pipeline.engines.flowelements.OnPremiseAspectEngine;
import fiftyone.pipeline.engines.services.DataUpdateService;
import java.io.Closeable;
import java.util.Date;
/**
* Interface for the details of a data file used by an Aspect engine.
* These properties are used by the {@link DataUpdateService} to perform
* automatic updates if enabled.
*/
public interface AspectEngineDataFile extends Closeable {
/**
* Get an identifier for this data file. Each data file used by an engine
* must have a different identifier.
* @return data file identifier
*/
String getIdentifier();
/**
* Set an identifier for this data file. Each data file used by an engine
* must have a different identifier.
* @param identifier data file identifier
*/
void setIdentifier(String identifier);
/**
* Get the engine this data file is used by.
* @return engine the data file is used by
*/
OnPremiseAspectEngine getEngine();
/**
* Set the engine this data file is used by.
* @param engine the data file is used by
*/
void setEngine(OnPremiseAspectEngine engine);
/**
* The complete file path to the location of the data file.
* This value will be null if the file has been supplied from
* a byte[] in memory.
* @return file path or null
*/
String getDataFilePath();
/**
* Get the complete file path to the location of the temporary
* copy of the data file that is currently being used by the
* AspectEngine.
* Engines often make a temporary copy of the data file in order
* to allow the original to be updated.
* This value will be null if the file is loaded entirely into memory.
* @return temp data file path or null
*/
String getTempDataFilePath();
/**
* Set the complete file path to the location of the temporary
* copy of the data file that is currently being used by the
* AspectEngine.
* Engines often make a temporary copy of the data file in order
* to allow the original to be updated.
* This value will be null if the file is loaded entirely into memory.
* @param file temp data file path
*/
void setTempDataFilePath(String file);
/**
* Get the path to use when working with temporary files associated with
* this data file.
* @return path to create temporary files in
*/
String getTempDataDirPath();
/**
* Set the path to use when working with temporary files associated with
* this data file.
* @param path the to create temporary files in
*/
void setTempDataDirPath(String path);
/**
* True if automatic updates are enabled, false otherwise.
* @return true if automatic updates are enabled, false otherwise
*/
boolean getAutomaticUpdatesEnabled();
/**
* Get the date and time by which an update to the current data file is
* expected to have been published.
* @return the data of the next data file
*/
Date getUpdateAvailableTime();
/**
* Set the date and time by which an update to the current data file is
* expected to have been published.
* @param availableTime the date of the next data file
*/
void setUpdateAvailableTime(Date availableTime);
/**
* Set the date and time that the current data file was published.
* @return date the file was published
*/
Date getDataPublishedDateTime();
/**
* Set the date and time that the current data file was published.
* @param published date the file was published
*/
void setDataPublishedDateTime(Date published);
/**
* Get the configuration that was provided for this data file.
* @return configuration for this file
*/
DataFileConfiguration getConfiguration();
/**
* Set the configuration that was provided for this data file.
* @param configuration for this file
*/
void setConfiguration(DataFileConfiguration configuration);
/**
* Returns true if this file has been registered with the data update
* service. False if not.
* @return true if the file has been registered for updates
*/
boolean getIsRegistered();
/**
* Get the data update URL complete with any query string
* parameters that are needed to retrieve the data.
* By default, no query string parameters are added to the URL.
* @return formatted URL for getting a new data file
*/
String getFormattedUrl();
/**
* Set the data update service that this data file is registered with.
* @param dataUpdateService The data update service.
*/
void setDataUpdateService(DataUpdateService dataUpdateService);
}