Package org.odpi.openmetadata.engineservices.repositorygovernance.connector

Class RepositoryGovernanceContext

java.lang.Object

org.odpi.openmetadata.engineservices.repositorygovernance.connector.RepositoryGovernanceContext

Direct Known Subclasses:

RepositoryGovernanceServiceContext

public abstract class RepositoryGovernanceContext
extends Object

RepositoryGovernanceContext provides the archive service with access to information about the archive request along with the open metadata repository interfaces.

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<String,String>	requestParameters
protected String	requestType
protected String	userId

Constructor Summary

Constructors

Constructor	Description
RepositoryGovernanceContext(String userId, String requestType, Map<String,String> requestParameters, List<RequestSourceElement> requestSourceElements, List<ActionTargetElement> actionTargetElements)	Constructor sets up the key parameters for processing the request to the governance action service.

Method Summary

Modifier and Type	Method	Description
abstract void	disconnectFromEnterpriseTopic()	Disconnect from the topic connector - events will no longer be passed to the registered listeners.
abstract List<AttributeTypeDef>	findAttributeTypeDefsByCategory(AttributeTypeDefCategory category)	Returns all the AttributeTypeDefs for a specific category.
abstract List<EntityDetail>	findEntities(String entityTypeGUID, List<String> entitySubtypeGUIDs, SearchProperties matchProperties, int fromEntityElement, List<InstanceStatus> limitResultsByStatus, SearchClassifications matchClassifications, Date asOfTime, String sequencingProperty, SequencingOrder sequencingOrder, int pageSize)	Return a list of entities that match the supplied criteria.
abstract List<EntityDetail>	findEntitiesByClassification(String entityTypeGUID, String classificationName, InstanceProperties matchClassificationProperties, MatchCriteria matchCriteria, int fromEntityElement, List<InstanceStatus> limitResultsByStatus, Date asOfTime, String sequencingProperty, SequencingOrder sequencingOrder, int pageSize)	Return a list of entities that have the requested type of classifications attached.
abstract List<EntityDetail>	findEntitiesByProperty(String entityTypeGUID, InstanceProperties matchProperties, MatchCriteria matchCriteria, int fromEntityElement, List<InstanceStatus> limitResultsByStatus, List<String> limitResultsByClassification, Date asOfTime, String sequencingProperty, SequencingOrder sequencingOrder, int pageSize)	Return a list of entities that match the supplied properties according to the match criteria.
abstract List<EntityDetail>	findEntitiesByPropertyValue(String entityTypeGUID, String searchCriteria, int fromEntityElement, List<InstanceStatus> limitResultsByStatus, List<String> limitResultsByClassification, Date asOfTime, String sequencingProperty, SequencingOrder sequencingOrder, int pageSize)	Return a list of entities whose string based property values match the search criteria.
abstract List<Relationship>	findRelationships(String relationshipTypeGUID, List<String> relationshipSubtypeGUIDs, SearchProperties matchProperties, int fromRelationshipElement, List<InstanceStatus> limitResultsByStatus, Date asOfTime, String sequencingProperty, SequencingOrder sequencingOrder, int pageSize)	Return a list of relationships that match the requested conditions.
abstract List<Relationship>	findRelationshipsByProperty(String relationshipTypeGUID, InstanceProperties matchProperties, MatchCriteria matchCriteria, int fromRelationshipElement, List<InstanceStatus> limitResultsByStatus, Date asOfTime, String sequencingProperty, SequencingOrder sequencingOrder, int pageSize)	Return a list of relationships that match the requested properties by the matching criteria.
abstract List<Relationship>	findRelationshipsByPropertyValue(String relationshipTypeGUID, String searchCriteria, int fromRelationshipElement, List<InstanceStatus> limitResultsByStatus, Date asOfTime, String sequencingProperty, SequencingOrder sequencingOrder, int pageSize)	Return a list of relationships whose string based property values match the search criteria.
abstract List<TypeDef>	findTypeDefsByCategory(TypeDefCategory category)	Returns all the TypeDefs for a specific category.
abstract List<TypeDef>	findTypeDefsByProperty(TypeDefProperties matchCriteria)	Return the TypeDefs that have the properties matching the supplied match criteria.
abstract List<TypeDef>	findTypesByExternalID(String standard, String organization, String identifier)	Return the types that are linked to the elements from the specified standard.
abstract TypeDefGallery	findTypesByName(String name)	Returns a list of type definitions that have the specified name.
List<ActionTargetElement>	getActionTargetElements()	Return the list of elements that this governance action service should work on.
abstract TypeDefGallery	getAllTypes()	Returns the list of different types of metadata organized into two groups.
abstract AttributeTypeDef	getAttributeTypeDefByGUID(String guid)	Return the AttributeTypeDef identified by the GUID.
abstract AttributeTypeDef	getAttributeTypeDefByName(String name)	Return the AttributeTypeDef identified by the unique name.
abstract CompletionStatus	getCompletionStatus()	Return any completion status from the governance action service.
abstract EntityDetail	getEntityDetail(String guid)	Return the header, classifications and properties of a specific entity.
abstract EntityDetail	getEntityDetail(String guid, Date asOfTime)	Return a historical version of an entity includes the header, classifications and properties of the entity.
abstract List<EntityDetail>	getEntityDetailHistory(String guid, Date fromTime, Date toTime, int startFromElement, int pageSize, HistorySequencingOrder sequencingOrder)	Return all historical versions of an entity within the bounds of the provided timestamps.
abstract EntitySummary	getEntitySummary(String guid)	Return the header and classifications for a specific entity.
abstract String	getMetadataCollectionId()	Returns the identifier of the metadata repository.
abstract Relationship	getRelationship(String guid)	Return a requested relationship.
abstract Relationship	getRelationship(String guid, Date asOfTime)	Return a historical version of a relationship.
abstract List<Relationship>	getRelationshipHistory(String guid, Date fromTime, Date toTime, int startFromElement, int pageSize, HistorySequencingOrder sequencingOrder)	Return all historical versions of a relationship within the bounds of the provided timestamps.
abstract List<Relationship>	getRelationshipsForEntity(String entityGUID, String relationshipTypeGUID, int fromRelationshipElement, List<InstanceStatus> limitResultsByStatus, Date asOfTime, String sequencingProperty, SequencingOrder sequencingOrder, int pageSize)	Return the relationships for a specific entity.
Map<String,String>	getRequestParameters()	Return the properties that hold the parameters used to drive the governance action service's processing.
List<RequestSourceElement>	getRequestSourceElements()	Return the list of metadata elements associated with the request to the governance action service.
String	getRequestType()	Return the unique identifier of the asset being discovered.
abstract TypeDef	getTypeDefByGUID(String guid)	Return the TypeDef identified by the GUID.
abstract TypeDef	getTypeDefByName(String name)	Return the TypeDef identified by the unique name.
abstract EntityDetail	isEntityKnown(String guid)	Returns the entity if the entity is stored in the metadata collection, otherwise null.
abstract Relationship	isRelationshipKnown(String guid)	Returns a boolean indicating if the relationship is stored in the metadata collection.
abstract void	recordCompletionStatus(CompletionStatus status, List<String> outputGuards, Map<String,String> newRequestParameters, List<NewActionTarget> newActionTargets, String completionMessage)	Declare that all the processing for the governance action service is finished and the status of the work.
abstract void	registerListener(OMRSTopicRepositoryEventListener listener)	Register a listener to receive events about changes to metadata elements in the open metadata repositories.
abstract List<TypeDef>	searchForTypeDefs(String searchCriteria)	Return the TypeDefs that match the search criteria.
String	toString()	Standard toString method.

Methods inherited from class java.lang.Object

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

Field Details

userId

protected String userId

requestType

protected String requestType

requestParameters

protected Map<String,String> requestParameters

Constructor Details

RepositoryGovernanceContext

public RepositoryGovernanceContext(String userId,
 String requestType,
 Map<String,String> requestParameters,
 List<RequestSourceElement> requestSourceElements,
 List<ActionTargetElement> actionTargetElements)

Constructor sets up the key parameters for processing the request to the governance action service.

Parameters:

userId - calling user

requestType - unique identifier of the asset that the annotations should be attached to

requestParameters - name-value properties to control the governance action service

requestSourceElements - metadata elements associated with the request to the governance action service

actionTargetElements - metadata elements that need to be worked on by the governance action service

Method Details

getRequestType

public String getRequestType()

Return the unique identifier of the asset being discovered.

Returns:

string guid

getRequestParameters

public Map<String,String> getRequestParameters()

Return the properties that hold the parameters used to drive the governance action service's processing.

Returns:

property map

getRequestSourceElements

public List<RequestSourceElement> getRequestSourceElements()

Return the list of metadata elements associated with the request to the governance action service. This list will not change during the lifetime of the service.

Returns:

list of request source elements

getActionTargetElements

public List<ActionTargetElement> getActionTargetElements()

Return the list of elements that this governance action service should work on.

Returns:

cached list of action target metadata elements

getMetadataCollectionId

public abstract String getMetadataCollectionId()
                                        throws RepositoryErrorException

Returns the identifier of the metadata repository. This is the identifier used to register the metadata repository with the metadata repository cohort. It is also the identifier used to identify the home repository of a metadata instance.

Returns:

String metadata collection id.

Throws:

RepositoryErrorException - a problem communicating with the metadata repository.

registerListener

public abstract void registerListener(OMRSTopicRepositoryEventListener listener)
                               throws InvalidParameterException,
UserNotAuthorizedException,
RepositoryErrorException,
ConnectionCheckedException,
ConnectorCheckedException

Register a listener to receive events about changes to metadata elements in the open metadata repositories.

Parameters:

listener - listener object to receive events

Throws:

InvalidParameterException - one or more of the type names are unrecognized

UserNotAuthorizedException - user is not authorized to register a listener

RepositoryErrorException - the metadata server is not available or in error

ConnectionCheckedException - the connection to the event topic is in error

ConnectorCheckedException - the connector to the event topic is in error

disconnectFromEnterpriseTopic

public abstract void disconnectFromEnterpriseTopic()
                                            throws ConnectorCheckedException

Disconnect from the topic connector - events will no longer be passed to the registered listeners.

Throws:

ConnectorCheckedException - problem with the topic connector

getAllTypes

public abstract TypeDefGallery getAllTypes()
                                    throws InvalidParameterException,
RepositoryErrorException,
UserNotAuthorizedException

Returns the list of different types of metadata organized into two groups. The first are the attribute type definitions (AttributeTypeDefs). These provide types for properties in full type definitions. Full type definitions (TypeDefs) describe types for entities, relationships and classifications.

Returns:

TypeDefGallery List of different categories of type definitions.

Throws:

InvalidParameterException - the userId is null

RepositoryErrorException - a problem communicating with the metadata repository.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findTypesByName

public abstract TypeDefGallery findTypesByName(String name)
                                        throws InvalidParameterException,
RepositoryErrorException,
UserNotAuthorizedException

Returns a list of type definitions that have the specified name. Type names should be unique. This method allows wildcard character to be included in the name. These are * (asterisk) for an arbitrary string of characters and ampersand for an arbitrary character.

Parameters:

name - name of the TypeDefs to return (including wildcard characters).

Returns:

TypeDefGallery list.

Throws:

InvalidParameterException - the name of the TypeDef is null.

RepositoryErrorException - a problem communicating with the metadata repository.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findTypeDefsByCategory

public abstract List<TypeDef> findTypeDefsByCategory(TypeDefCategory category)
                                              throws InvalidParameterException,
RepositoryErrorException,
UserNotAuthorizedException

Returns all the TypeDefs for a specific category.

Parameters:

category - enum value for the category of TypeDef to return.

Returns:

TypeDefs list.

Throws:

InvalidParameterException - the TypeDefCategory is null.

RepositoryErrorException - a problem communicating with the metadata repository.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findAttributeTypeDefsByCategory

public abstract List<AttributeTypeDef> findAttributeTypeDefsByCategory(AttributeTypeDefCategory category)
                                                                throws InvalidParameterException,
RepositoryErrorException,
UserNotAuthorizedException

Returns all the AttributeTypeDefs for a specific category.

Parameters:

category - enum value for the category of an AttributeTypeDef to return.

Returns:

TypeDefs list.

Throws:

InvalidParameterException - the TypeDefCategory is null.

RepositoryErrorException - a problem communicating with the metadata repository.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findTypeDefsByProperty

public abstract List<TypeDef> findTypeDefsByProperty(TypeDefProperties matchCriteria)
                                              throws InvalidParameterException,
RepositoryErrorException,
UserNotAuthorizedException

Return the TypeDefs that have the properties matching the supplied match criteria.

Parameters:

matchCriteria - TypeDefProperties a list of property names.

Returns:

TypeDefs list.

Throws:

InvalidParameterException - the matchCriteria is null.

RepositoryErrorException - a problem communicating with the metadata repository.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findTypesByExternalID

public abstract List<TypeDef> findTypesByExternalID(String standard,
 String organization,
 String identifier)
                                             throws InvalidParameterException,
RepositoryErrorException,
UserNotAuthorizedException

Return the types that are linked to the elements from the specified standard.

Parameters:

standard - name of the standard null means any.

organization - name of the organization null means any.

identifier - identifier of the element in the standard null means any.

Returns:

TypeDefs list each entry in the list contains a typedef. This is a structure describing the TypeDef's category and properties.

Throws:

InvalidParameterException - all attributes of the external id are null.

RepositoryErrorException - a problem communicating with the metadata repository.

UserNotAuthorizedException - the user is not permitted to perform this operation.

searchForTypeDefs

public abstract List<TypeDef> searchForTypeDefs(String searchCriteria)
                                         throws InvalidParameterException,
RepositoryErrorException,
UserNotAuthorizedException

Return the TypeDefs that match the search criteria.

Parameters:

searchCriteria - String search criteria.

Returns:

TypeDefs list each entry in the list contains a typedef. This is a structure describing the TypeDef's category and properties.

Throws:

InvalidParameterException - the searchCriteria is null.

RepositoryErrorException - a problem communicating with the metadata repository.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getTypeDefByGUID

public abstract TypeDef getTypeDefByGUID(String guid)
                                  throws InvalidParameterException,
RepositoryErrorException,
TypeDefNotKnownException,
UserNotAuthorizedException

Return the TypeDef identified by the GUID.

Parameters:

guid - String unique id of the TypeDef.

Returns:

TypeDef structure describing its category and properties.

Throws:

InvalidParameterException - the guid is null.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

TypeDefNotKnownException - The requested TypeDef is not known in the metadata collection.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getAttributeTypeDefByGUID

public abstract AttributeTypeDef getAttributeTypeDefByGUID(String guid)
                                                    throws InvalidParameterException,
RepositoryErrorException,
TypeDefNotKnownException,
UserNotAuthorizedException

Return the AttributeTypeDef identified by the GUID.

Parameters:

guid - String unique id of the TypeDef

Returns:

TypeDef structure describing its category and properties.

Throws:

InvalidParameterException - the guid is null.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

TypeDefNotKnownException - The requested TypeDef is not known in the metadata collection.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getTypeDefByName

public abstract TypeDef getTypeDefByName(String name)
                                  throws InvalidParameterException,
RepositoryErrorException,
TypeDefNotKnownException,
UserNotAuthorizedException

Return the TypeDef identified by the unique name.

Parameters:

name - String name of the TypeDef.

Returns:

TypeDef structure describing its category and properties.

Throws:

InvalidParameterException - the name is null.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

TypeDefNotKnownException - the requested TypeDef is not found in the metadata collection.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getAttributeTypeDefByName

public abstract AttributeTypeDef getAttributeTypeDefByName(String name)
                                                    throws InvalidParameterException,
RepositoryErrorException,
TypeDefNotKnownException,
UserNotAuthorizedException

Return the AttributeTypeDef identified by the unique name.

Parameters:

name - String name of the TypeDef.

Returns:

TypeDef structure describing its category and properties.

Throws:

InvalidParameterException - the name is null.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

TypeDefNotKnownException - the requested TypeDef is not found in the metadata collection.

UserNotAuthorizedException - the user is not permitted to perform this operation.

isEntityKnown

public abstract EntityDetail isEntityKnown(String guid)
                                    throws InvalidParameterException,
RepositoryErrorException,
UserNotAuthorizedException

Returns the entity if the entity is stored in the metadata collection, otherwise null.

Parameters:

guid - String unique identifier for the entity

Returns:

the entity details if the entity is found in the metadata collection; otherwise return null

Throws:

InvalidParameterException - the guid is null.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getEntitySummary

public abstract EntitySummary getEntitySummary(String guid)
                                        throws InvalidParameterException,
RepositoryErrorException,
EntityNotKnownException,
UserNotAuthorizedException

Return the header and classifications for a specific entity. The returned entity summary may be from a full entity object or an entity proxy.

Parameters:

guid - String unique identifier for the entity

Returns:

EntitySummary structure

Throws:

InvalidParameterException - the guid is null.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

EntityNotKnownException - the requested entity instance is not known in the metadata collection.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getEntityDetail

public abstract EntityDetail getEntityDetail(String guid)
                                      throws InvalidParameterException,
RepositoryErrorException,
EntityNotKnownException,
EntityProxyOnlyException,
UserNotAuthorizedException

Return the header, classifications and properties of a specific entity.

Parameters:

guid - String unique identifier for the entity.

Returns:

EntityDetail structure.

Throws:

InvalidParameterException - the guid is null.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

EntityNotKnownException - the requested entity instance is not known in the metadata collection.

EntityProxyOnlyException - the requested entity instance is only a proxy in the metadata collection.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getEntityDetail

public abstract EntityDetail getEntityDetail(String guid,
 Date asOfTime)
                                      throws InvalidParameterException,
RepositoryErrorException,
EntityNotKnownException,
EntityProxyOnlyException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return a historical version of an entity includes the header, classifications and properties of the entity.

Parameters:

guid - String unique identifier for the entity.

asOfTime - the time used to determine which version of the entity that is desired.

Returns:

EntityDetail structure.

Throws:

InvalidParameterException - the guid or date is null, or the asOfTime property is for a future time

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

EntityNotKnownException - the requested entity instance is not known in the metadata collection at the time requested.

EntityProxyOnlyException - the requested entity instance is only a proxy in the metadata collection.

FunctionNotSupportedException - the repository does not support the asOfTime parameter.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getEntityDetailHistory

public abstract List<EntityDetail> getEntityDetailHistory(String guid,
 Date fromTime,
 Date toTime,
 int startFromElement,
 int pageSize,
 HistorySequencingOrder sequencingOrder)
                                                   throws InvalidParameterException,
RepositoryErrorException,
EntityNotKnownException,
EntityProxyOnlyException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return all historical versions of an entity within the bounds of the provided timestamps. To retrieve all historical versions of an entity, set both the 'fromTime' and 'toTime' to null.

Parameters:

guid - String unique identifier for the entity.

fromTime - the earliest point in time from which to retrieve historical versions of the entity (inclusive)

toTime - the latest point in time from which to retrieve historical versions of the entity (exclusive)

startFromElement - the starting element number of the historical versions to return. This is used when retrieving versions beyond the first page of results. Zero means start from the first element.

pageSize - the maximum number of result versions that can be returned on this request. Zero means unrestricted return results size.

sequencingOrder - Enum defining how the results should be ordered.

Returns:

List<EntityDetail> of each historical version of the entity detail within the bounds, and in the order requested.

Throws:

InvalidParameterException - the guid or date is null or fromTime is after the toTime

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

EntityNotKnownException - the requested entity instance is not known in the metadata collection at the time requested.

EntityProxyOnlyException - the requested entity instance is only a proxy in the metadata collection.

FunctionNotSupportedException - the repository does not support history.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getRelationshipsForEntity

public abstract List<Relationship> getRelationshipsForEntity(String entityGUID,
 String relationshipTypeGUID,
 int fromRelationshipElement,
 List<InstanceStatus> limitResultsByStatus,
 Date asOfTime,
 String sequencingProperty,
 SequencingOrder sequencingOrder,
 int pageSize)
                                                      throws InvalidParameterException,
TypeErrorException,
RepositoryErrorException,
EntityNotKnownException,
PropertyErrorException,
PagingErrorException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return the relationships for a specific entity.

Parameters:

entityGUID - String unique identifier for the entity.

relationshipTypeGUID - String GUID of the type of relationship required (null for all).

fromRelationshipElement - the starting element number of the relationships to return. This is used when retrieving elements beyond the first page of results. Zero means start from the first element.

limitResultsByStatus - By default, relationships in all statuses are returned. However, it is possible to specify a list of statuses (eg ACTIVE) to restrict the results to. Null means all status values.

asOfTime - Requests a historical query of the relationships for the entity. Null means return the present values.

sequencingProperty - String name of the property that is to be used to sequence the results. Null means do not sequence on a property name (see SequencingOrder).

sequencingOrder - Enum defining how the results should be ordered.

pageSize - -- the maximum number of result classifications that can be returned on this request. Zero means unrestricted return results size.

Returns:

Relationships list. Null means no relationships associated with the entity.

Throws:

InvalidParameterException - a parameter is invalid or null.

TypeErrorException - the type guid passed on the request is not known by the metadata collection.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

EntityNotKnownException - the requested entity instance is not known in the metadata collection.

PropertyErrorException - the sequencing property is not valid for the attached classifications.

PagingErrorException - the paging/sequencing parameters are set up incorrectly.

FunctionNotSupportedException - the repository does not support the asOfTime parameter.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findEntities

public abstract List<EntityDetail> findEntities(String entityTypeGUID,
 List<String> entitySubtypeGUIDs,
 SearchProperties matchProperties,
 int fromEntityElement,
 List<InstanceStatus> limitResultsByStatus,
 SearchClassifications matchClassifications,
 Date asOfTime,
 String sequencingProperty,
 SequencingOrder sequencingOrder,
 int pageSize)
                                         throws InvalidParameterException,
RepositoryErrorException,
TypeErrorException,
PropertyErrorException,
PagingErrorException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return a list of entities that match the supplied criteria. The results can be returned over many pages.

Parameters:

entityTypeGUID - String unique identifier for the entity type of interest (null means any entity type).

entitySubtypeGUIDs - optional list of the unique identifiers (guids) for subtypes of the entityTypeGUID to include in the search results. Null means all subtypes.

matchProperties - Optional list of entity property conditions to match.

fromEntityElement - the starting element number of the entities to return. This is used when retrieving elements beyond the first page of results. Zero means start from the first element.

limitResultsByStatus - By default, entities in all statuses are returned. However, it is possible to specify a list of statuses (eg ACTIVE) to restrict the results to. Null means all status values.

matchClassifications - Optional list of entity classifications to match.

asOfTime - Requests a historical query of the entity. Null means return the present values.

sequencingProperty - String name of the entity property that is to be used to sequence the results. Null means do not sequence on a property name (see SequencingOrder).

sequencingOrder - Enum defining how the results should be ordered.

pageSize - the maximum number of result entities that can be returned on this request. Zero means unrestricted return results size.

Returns:

a list of entities matching the supplied criteria; null means no matching entities in the metadata collection.

Throws:

InvalidParameterException - a parameter is invalid or null.

TypeErrorException - the type guid passed on the request is not known by the metadata collection.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

PropertyErrorException - the properties specified are not valid for any of the requested types of entity.

PagingErrorException - the paging/sequencing parameters are set up incorrectly.

FunctionNotSupportedException - the repository does not support this optional method.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findEntitiesByProperty

public abstract List<EntityDetail> findEntitiesByProperty(String entityTypeGUID,
 InstanceProperties matchProperties,
 MatchCriteria matchCriteria,
 int fromEntityElement,
 List<InstanceStatus> limitResultsByStatus,
 List<String> limitResultsByClassification,
 Date asOfTime,
 String sequencingProperty,
 SequencingOrder sequencingOrder,
 int pageSize)
                                                   throws InvalidParameterException,
RepositoryErrorException,
TypeErrorException,
PropertyErrorException,
PagingErrorException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return a list of entities that match the supplied properties according to the match criteria. The results can be returned over many pages.

Parameters:

entityTypeGUID - String unique identifier for the entity type of interest (null means any entity type).

matchProperties - Optional list of entity properties to match (where any String property's value should be defined as a Java regular expression, even if it should be an exact match).

matchCriteria - Enum defining how the match properties should be matched to the entities in the repository.

fromEntityElement - the starting element number of the entities to return. This is used when retrieving elements beyond the first page of results. Zero means start from the first element.

limitResultsByStatus - By default, entities in all statuses are returned. However, it is possible to specify a list of statuses (eg ACTIVE) to restrict the results to. Null means all status values.

limitResultsByClassification - List of classifications that must be present on all returned entities.

asOfTime - Requests a historical query of the entity. Null means return the present values.

sequencingProperty - String name of the entity property that is to be used to sequence the results. Null means do not sequence on a property name (see SequencingOrder).

sequencingOrder - Enum defining how the results should be ordered.

pageSize - the maximum number of result entities that can be returned on this request. Zero means unrestricted return results size.

Returns:

a list of entities matching the supplied criteria; null means no matching entities in the metadata collection.

Throws:

InvalidParameterException - a parameter is invalid or null.

TypeErrorException - the type guid passed on the request is not known by the metadata collection.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

PropertyErrorException - the properties specified are not valid for any of the requested types of entity.

PagingErrorException - the paging/sequencing parameters are set up incorrectly.

FunctionNotSupportedException - the repository does not support one of the provided parameters.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findEntitiesByClassification

public abstract List<EntityDetail> findEntitiesByClassification(String entityTypeGUID,
 String classificationName,
 InstanceProperties matchClassificationProperties,
 MatchCriteria matchCriteria,
 int fromEntityElement,
 List<InstanceStatus> limitResultsByStatus,
 Date asOfTime,
 String sequencingProperty,
 SequencingOrder sequencingOrder,
 int pageSize)
                                                         throws InvalidParameterException,
TypeErrorException,
RepositoryErrorException,
ClassificationErrorException,
PropertyErrorException,
PagingErrorException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return a list of entities that have the requested type of classifications attached.

Parameters:

entityTypeGUID - unique identifier for the type of entity requested. Null means any type of entity (but could be slow so not recommended).

classificationName - name of the classification, note a null is not valid.

matchClassificationProperties - list of classification properties used to narrow the search (where any String property's value should be defined as a Java regular expression, even if it should be an exact match).

matchCriteria - Enum defining how the match properties should be matched to the classifications in the repository.

fromEntityElement - the starting element number of the entities to return. This is used when retrieving elements beyond the first page of results. Zero means start from the first element.

limitResultsByStatus - By default, entities in all statuses are returned. However, it is possible to specify a list of statuses (eg ACTIVE) to restrict the results to. Null means all status values.

asOfTime - Requests a historical query of the entity. Null means return the present values.

sequencingProperty - String name of the entity property that is to be used to sequence the results. Null means do not sequence on a property name (see SequencingOrder).

sequencingOrder - Enum defining how the results should be ordered.

pageSize - the maximum number of result entities that can be returned on this request. Zero means unrestricted return results size.

Returns:

a list of entities matching the supplied criteria; null means no matching entities in the metadata collection.

Throws:

InvalidParameterException - a parameter is invalid or null.

TypeErrorException - the type guid passed on the request is not known by the metadata collection.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

ClassificationErrorException - the classification request is not known to the metadata collection.

PropertyErrorException - the properties specified are not valid for the requested type of classification.

PagingErrorException - the paging/sequencing parameters are set up incorrectly.

FunctionNotSupportedException - the repository does not support one of the provided parameters.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findEntitiesByPropertyValue

public abstract List<EntityDetail> findEntitiesByPropertyValue(String entityTypeGUID,
 String searchCriteria,
 int fromEntityElement,
 List<InstanceStatus> limitResultsByStatus,
 List<String> limitResultsByClassification,
 Date asOfTime,
 String sequencingProperty,
 SequencingOrder sequencingOrder,
 int pageSize)
                                                        throws InvalidParameterException,
TypeErrorException,
RepositoryErrorException,
PropertyErrorException,
PagingErrorException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return a list of entities whose string based property values match the search criteria. The search criteria may include regex style wild cards.

Parameters:

entityTypeGUID - GUID of the type of entity to search for. Null means all types will be searched (could be slow so not recommended).

searchCriteria - String Java regular expression used to match against any of the String property values within the entities of the supplied type, even if it should be an exact match. (Retrieve all entities of the supplied type if this is either null or an empty string.)

fromEntityElement - the starting element number of the entities to return. This is used when retrieving elements beyond the first page of results. Zero means start from the first element.

limitResultsByStatus - By default, entities in all statuses are returned. However, it is possible to specify a list of statuses (eg ACTIVE) to restrict the results to. Null means all status values.

limitResultsByClassification - List of classifications that must be present on all returned entities.

asOfTime - Requests a historical query of the entity. Null means return the present values.

sequencingProperty - String name of the property that is to be used to sequence the results. Null means do not sequence on a property name (see SequencingOrder).

sequencingOrder - Enum defining how the results should be ordered.

pageSize - the maximum number of result entities that can be returned on this request. Zero means unrestricted return results size.

Returns:

a list of entities matching the supplied criteria null means no matching entities in the metadata collection.

Throws:

InvalidParameterException - a parameter is invalid or null.

TypeErrorException - the type guid passed on the request is not known by the metadata collection.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

PropertyErrorException - the sequencing property specified is not valid for any of the requested types of entity.

PagingErrorException - the paging/sequencing parameters are set up incorrectly.

FunctionNotSupportedException - the repository does not support one of the provided parameters.

UserNotAuthorizedException - the user is not permitted to perform this operation.

isRelationshipKnown

public abstract Relationship isRelationshipKnown(String guid)
                                          throws InvalidParameterException,
RepositoryErrorException,
UserNotAuthorizedException

Returns a boolean indicating if the relationship is stored in the metadata collection.

Parameters:

guid - String unique identifier for the relationship.

Returns:

relationship details if the relationship is found in the metadata collection; otherwise return null.

Throws:

InvalidParameterException - the guid is null.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getRelationship

public abstract Relationship getRelationship(String guid)
                                      throws InvalidParameterException,
RepositoryErrorException,
RelationshipNotKnownException,
UserNotAuthorizedException

Return a requested relationship.

Parameters:

guid - String unique identifier for the relationship.

Returns:

a relationship structure.

Throws:

InvalidParameterException - the guid is null.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

RelationshipNotKnownException - the metadata collection does not have a relationship with the requested GUID stored.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getRelationship

public abstract Relationship getRelationship(String guid,
 Date asOfTime)
                                      throws InvalidParameterException,
RepositoryErrorException,
RelationshipNotKnownException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return a historical version of a relationship.

Parameters:

guid - String unique identifier for the relationship.

asOfTime - the time used to determine which version of the entity that is desired.

Returns:

Relationship structure.

Throws:

InvalidParameterException - the guid or date is null or the asOfTime property is for a future time.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

RelationshipNotKnownException - the requested entity instance is not known in the metadata collection at the time requested.

FunctionNotSupportedException - the repository does not support the asOfTime parameter.

UserNotAuthorizedException - the user is not permitted to perform this operation.

getRelationshipHistory

public abstract List<Relationship> getRelationshipHistory(String guid,
 Date fromTime,
 Date toTime,
 int startFromElement,
 int pageSize,
 HistorySequencingOrder sequencingOrder)
                                                   throws InvalidParameterException,
RepositoryErrorException,
RelationshipNotKnownException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return all historical versions of a relationship within the bounds of the provided timestamps. To retrieve all historical versions of a relationship, set both the 'fromTime' and 'toTime' to null.

Parameters:

guid - String unique identifier for the entity.

fromTime - the earliest point in time from which to retrieve historical versions of the entity (inclusive)

toTime - the latest point in time from which to retrieve historical versions of the entity (exclusive)

startFromElement - the starting element number of the historical versions to return. This is used when retrieving versions beyond the first page of results. Zero means start from the first element.

pageSize - the maximum number of result versions that can be returned on this request. Zero means unrestricted return results size.

sequencingOrder - Enum defining how the results should be ordered.

Returns:

List<Relationship> of each historical version of the relationship within the bounds, and in the order requested.

Throws:

InvalidParameterException - the guid or date is null or fromTime is after the toTime

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

RelationshipNotKnownException - the requested relationship instance is not known in the metadata collection at the time requested.

FunctionNotSupportedException - the repository does not support history.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findRelationships

public abstract List<Relationship> findRelationships(String relationshipTypeGUID,
 List<String> relationshipSubtypeGUIDs,
 SearchProperties matchProperties,
 int fromRelationshipElement,
 List<InstanceStatus> limitResultsByStatus,
 Date asOfTime,
 String sequencingProperty,
 SequencingOrder sequencingOrder,
 int pageSize)
                                              throws InvalidParameterException,
TypeErrorException,
RepositoryErrorException,
PropertyErrorException,
PagingErrorException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return a list of relationships that match the requested conditions. The results can be received as a series of pages.

Parameters:

relationshipTypeGUID - unique identifier (guid) for the new relationship's type. Null means all types (but may be slow so not recommended).

relationshipSubtypeGUIDs - optional list of the unique identifiers (guids) for subtypes of the relationshipTypeGUID to include in the search results. Null means all subtypes.

matchProperties - Optional list of relationship property conditions to match.

fromRelationshipElement - the starting element number of the entities to return. This is used when retrieving elements beyond the first page of results. Zero means start from the first element.

limitResultsByStatus - By default, relationships in all statuses are returned. However, it is possible to specify a list of statuses (eg ACTIVE) to restrict the results to. Null means all status values.

asOfTime - Requests a historical query of the relationships for the entity. Null means return the present values.

sequencingProperty - String name of the property that is to be used to sequence the results. Null means do not sequence on a property name (see SequencingOrder).

sequencingOrder - Enum defining how the results should be ordered.

pageSize - the maximum number of result relationships that can be returned on this request. Zero means unrestricted return results size.

Returns:

a list of relationships. Null means no matching relationships.

Throws:

InvalidParameterException - one of the parameters is invalid or null.

TypeErrorException - the type guid passed on the request is not known by the metadata collection.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

PropertyErrorException - the properties specified are not valid for any of the requested types of relationships.

PagingErrorException - the paging/sequencing parameters are set up incorrectly.

FunctionNotSupportedException - the repository does not support one of the provided parameters.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findRelationshipsByProperty

public abstract List<Relationship> findRelationshipsByProperty(String relationshipTypeGUID,
 InstanceProperties matchProperties,
 MatchCriteria matchCriteria,
 int fromRelationshipElement,
 List<InstanceStatus> limitResultsByStatus,
 Date asOfTime,
 String sequencingProperty,
 SequencingOrder sequencingOrder,
 int pageSize)
                                                        throws InvalidParameterException,
TypeErrorException,
RepositoryErrorException,
PropertyErrorException,
PagingErrorException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return a list of relationships that match the requested properties by the matching criteria. The results can be received as a series of pages.

Parameters:

relationshipTypeGUID - unique identifier (guid) for the new relationship's type. Null means all types (but may be slow so not recommended).

matchProperties - Optional list of relationship properties to match (where any String property's value should be defined as a Java regular expression, even if it should be an exact match).

matchCriteria - Enum defining how the properties should be matched to the relationships in the repository.

fromRelationshipElement - the starting element number of the entities to return. This is used when retrieving elements beyond the first page of results. Zero means start from the first element.

limitResultsByStatus - By default, relationships in all statuses are returned. However, it is possible to specify a list of statuses (eg ACTIVE) to restrict the results to. Null means all status values.

asOfTime - Requests a historical query of the relationships for the entity. Null means return the present values.

sequencingProperty - String name of the property that is to be used to sequence the results. Null means do not sequence on a property name (see SequencingOrder).

sequencingOrder - Enum defining how the results should be ordered.

pageSize - the maximum number of result relationships that can be returned on this request. Zero means unrestricted return results size.

Returns:

a list of relationships. Null means no matching relationships.

Throws:

InvalidParameterException - one of the parameters is invalid or null.

TypeErrorException - the type guid passed on the request is not known by the metadata collection.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

PropertyErrorException - the properties specified are not valid for any of the requested types of relationships.

PagingErrorException - the paging/sequencing parameters are set up incorrectly.

FunctionNotSupportedException - the repository does not support one of the provided parameters.

UserNotAuthorizedException - the user is not permitted to perform this operation.

findRelationshipsByPropertyValue

public abstract List<Relationship> findRelationshipsByPropertyValue(String relationshipTypeGUID,
 String searchCriteria,
 int fromRelationshipElement,
 List<InstanceStatus> limitResultsByStatus,
 Date asOfTime,
 String sequencingProperty,
 SequencingOrder sequencingOrder,
 int pageSize)
                                                             throws InvalidParameterException,
TypeErrorException,
RepositoryErrorException,
PropertyErrorException,
PagingErrorException,
FunctionNotSupportedException,
UserNotAuthorizedException

Return a list of relationships whose string based property values match the search criteria. The search criteria may include regex style wild cards.

Parameters:

relationshipTypeGUID - GUID of the type of entity to search for. Null means all types will be searched (could be slow so not recommended).

searchCriteria - String Java regular expression used to match against any of the String property values within the relationships of the supplied type, even if it should be an exact match.

fromRelationshipElement - Element number of the results to skip to when building the results list to return. Zero means begin at the start of the results. This is used to retrieve the results over a number of pages.

limitResultsByStatus - By default, relationships in all statuses are returned. However, it is possible to specify a list of statuses (eg ACTIVE) to restrict the results to. Null means all status values.

asOfTime - Requests a historical query of the relationships for the entity. Null means return the present values.

sequencingProperty - String name of the property that is to be used to sequence the results. Null means do not sequence on a property name (see SequencingOrder).

sequencingOrder - Enum defining how the results should be ordered.

pageSize - the maximum number of result relationships that can be returned on this request. Zero means unrestricted return results size.

Returns:

a list of relationships. Null means no matching relationships.

Throws:

InvalidParameterException - one of the parameters is invalid or null.

TypeErrorException - the type guid passed on the request is not known by the metadata collection.

RepositoryErrorException - a problem communicating with the metadata repository where the metadata collection is stored.

PropertyErrorException - a problem with one of the other parameters.

PagingErrorException - the paging/sequencing parameters are set up incorrectly.

FunctionNotSupportedException - the repository does not support one of the provided parameters.

UserNotAuthorizedException - the user is not permitted to perform this operation.

recordCompletionStatus

public abstract void recordCompletionStatus(CompletionStatus status,
 List<String> outputGuards,
 Map<String,String> newRequestParameters,
 List<NewActionTarget> newActionTargets,
 String completionMessage)
                                     throws InvalidParameterException,
UserNotAuthorizedException,
PropertyServerException

Declare that all the processing for the governance action service is finished and the status of the work.

Parameters:

status - completion status enum value

outputGuards - optional guard strings for triggering subsequent action(s)

newRequestParameters - additional request parameters. These override/augment any request parameters defined for the next invoked service

newActionTargets - list of action target names to GUIDs for the resulting governance action service

completionMessage - message to describe completion results or reasons for failure

Throws:

InvalidParameterException - the completion status is null

UserNotAuthorizedException - the governance action service is not authorized to update the governance action service completion status

PropertyServerException - a problem connecting to the metadata store

getCompletionStatus

public abstract CompletionStatus getCompletionStatus()

Return any completion status from the governance action service.

Returns:

completion status enum

toString

public String toString()

Standard toString method.

Overrides:

toString in class Object

Returns:

print out of variables in a JSON-style