org.odpi.openmetadata.governanceservers.dataengineproxy.connectors

Interface DataEngineInterface

All Known Implementing Classes:

DataEngineConnectorBase

public interface DataEngineInterface

Required methods expected to be implemented by any Data Engine Connector.

Method Summary

Modifier and Type	Method and Description
List<LineageMapping>	getChangedLineageMappings(Date from, Date to) Retrieve a list of the changed lineage mappings between the dates and times provided.
List<PortAlias>	getChangedPortAliases(Date from, Date to) Retrieve a list of the changed port aliases between the dates and times provided.
List<PortImplementation>	getChangedPortImplementations(Date from, Date to) Retrieve a list of the changed port implementations between the dates and times provided.
List<Process>	getChangedProcesses(Date from, Date to) Retrieve a list of the changed processes between the dates and times provided.
List<ProcessHierarchy>	getChangedProcessHierarchies(Date from, Date to) Retrieve a list of the changed process hierarchies between the dates and times provided.
List<SchemaType>	getChangedSchemaTypes(Date from, Date to) Retrieve a list of the changed schema types between the dates and times provided.
Date	getChangesLastSynced() Retrieve the date and time at which changes were last synchronized.
SoftwareServerCapability	getDataEngineDetails() Retrieve the details about the data engine to which we are connected.
Date	getOldestChangeSince(Date time) Retrieve the date of the oldest change since the time specified, or if there were no changes since the time specified return null.
boolean	requiresPolling() Indicates whether the data engine requires polling (true) or is capable of notifying of changes on its own (false).
void	setChangesLastSynced(Date time) Persist the date and time at which changes were last successfully synchronized.

Method Detail

getDataEngineDetails

SoftwareServerCapability getDataEngineDetails()

Retrieve the details about the data engine to which we are connected.

Returns:

SoftwareServerCapability

requiresPolling

boolean requiresPolling()

Indicates whether the data engine requires polling (true) or is capable of notifying of changes on its own (false).

Returns:

boolean

getChangesLastSynced

Date getChangesLastSynced()

Retrieve the date and time at which changes were last synchronized.

Returns:

Date

setChangesLastSynced

void setChangesLastSynced(Date time)

Persist the date and time at which changes were last successfully synchronized.

Parameters:

time - the time to record for the last synchronization

getOldestChangeSince

Date getOldestChangeSince(Date time)

Retrieve the date of the oldest change since the time specified, or if there were no changes since the time specified return null.

Parameters:

time - the time from which to look for the oldest change

Returns:

Date

getChangedSchemaTypes

List<SchemaType> getChangedSchemaTypes(Date from,
                                       Date to)

Retrieve a list of the changed schema types between the dates and times provided.

Parameters:

from - the date and time from which to look for changes (exclusive)

to - the date and time up to which to look for changes (inclusive)

Returns:

List<SchemaType>

getChangedPortImplementations

List<PortImplementation> getChangedPortImplementations(Date from,
                                                       Date to)

Retrieve a list of the changed port implementations between the dates and times provided.

Parameters:

from - the date and time from which to look for changes (exclusive)

to - the date and time up to which to look for changes (inclusive)

Returns:

List<PortImplementation>

getChangedProcesses

List<Process> getChangedProcesses(Date from,
                                  Date to)

Retrieve a list of the changed processes between the dates and times provided.

Parameters:

from - the date and time from which to look for changes (exclusive)

to - the date and time up to which to look for changes (inclusive)

Returns:

List<Process>

getChangedPortAliases

List<PortAlias> getChangedPortAliases(Date from,
                                      Date to)

Retrieve a list of the changed port aliases between the dates and times provided.

Parameters:

from - the date and time from which to look for changes (exclusive)

to - the date and time up to which to look for changes (inclusive)

Returns:

List<PortAlias>

getChangedProcessHierarchies

List<ProcessHierarchy> getChangedProcessHierarchies(Date from,
                                                    Date to)

Retrieve a list of the changed process hierarchies between the dates and times provided.

Parameters:

from - the date and time from which to look for changes (exclusive)

to - the date and time up to which to look for changes (inclusive)

Returns:

List<ProcessHierarchy>

getChangedLineageMappings

List<LineageMapping> getChangedLineageMappings(Date from,
                                               Date to)

Retrieve a list of the changed lineage mappings between the dates and times provided.

Parameters:

from - the date and time from which to look for changes (exclusive)

to - the date and time up to which to look for changes (inclusive)

Returns:

List<LineageMapping>