Package org.odpi.openmetadata.commonservices.generichandlers

Class ExternalReferenceHandler<B>

java.lang.Object

org.odpi.openmetadata.commonservices.generichandlers.OpenMetadataAPIRootHandler<B>

org.odpi.openmetadata.commonservices.generichandlers.OpenMetadataAPIGenericHandler<B>

org.odpi.openmetadata.commonservices.generichandlers.OpenMetadataAPITemplateHandler<B>

org.odpi.openmetadata.commonservices.generichandlers.ReferenceableHandler<B>

org.odpi.openmetadata.commonservices.generichandlers.ExternalReferenceHandler<B>

public class ExternalReferenceHandler<B>
extends ReferenceableHandler<B>

ExternalReferenceHandler manages ExternalReference objects. It runs server-side in the OMAG Server Platform and retrieves ExternalReference entities through the OMRSRepositoryConnector.

Nested Class Summary

Nested classes/interfaces inherited from class org.odpi.openmetadata.commonservices.generichandlers.OpenMetadataAPIGenericHandler

OpenMetadataAPIGenericHandler.AnchorIdentifiers

Field Summary

Fields inherited from class org.odpi.openmetadata.commonservices.generichandlers.OpenMetadataAPIRootHandler

assetActionDescription, auditLog, beanClass, converter, defaultZones, errorHandler, invalidParameterHandler, localServerUserId, publishZones, qualifiedNamePropertyNamesList, repositoryHandler, repositoryHelper, securityVerifier, serverName, serviceName, supportedZones

Constructor Summary

Constructors

Constructor

Description

ExternalReferenceHandler(OpenMetadataAPIGenericConverter<B> converter, Class<B> beanClass, String serviceName, String serverName, InvalidParameterHandler invalidParameterHandler, RepositoryHandler repositoryHandler, OMRSRepositoryHelper repositoryHelper, String localServerUserId, OpenMetadataServerSecurityVerifier securityVerifier, List<String> supportedZones, List<String> defaultZones, List<String> publishZones, AuditLog auditLog)

Construct the handler information needed to interact with the repository services

Method Summary

Modifier and Type	Method	Description
String	createExternalReference(String userId, String externalSourceGUID, String externalSourceName, String anchorGUID, String qualifiedName, String displayName, String description, String url, String referenceVersion, String organization, Map<String,String> additionalProperties, String suppliedTypeName, Map<String,Object> extendedProperties, Date effectiveFrom, Date effectiveTo, Date effectiveTime, String methodName)	Create a definition of a external reference.
List<B>	findExternalReferences(String userId, String searchString, String searchStringParameterName, int startFrom, int pageSize, boolean forLineage, boolean forDuplicateProcessing, Date effectiveTime, String methodName)	Retrieve the list of metadata elements that contain the search string.
List<B>	getExternalReferences(String userId, int startingFrom, int pageSize, boolean forLineage, boolean forDuplicateProcessing, Date effectiveTime, String methodName)	Return information about the defined external references.
List<B>	getExternalReferencesById(String userId, String referenceId, String referenceIdParameterName, int startFrom, int pageSize, boolean forLineage, boolean forDuplicateProcessing, Date effectiveTime, String methodName)	Retrieve the list of external reference metadata elements with a matching referenceId.
List<B>	getExternalReferencesByName(String userId, String name, String nameParameterName, int startFrom, int pageSize, boolean forLineage, boolean forDuplicateProcessing, Date effectiveTime, String methodName)	Retrieve the list of external reference metadata elements with a matching name.
List<B>	getExternalReferencesByURL(String userId, String url, String urlParameterName, int startFrom, int pageSize, boolean forLineage, boolean forDuplicateProcessing, Date effectiveTime, String methodName)	Retrieve the list of external reference metadata elements with a matching url.
void	removeExternalReference(String userId, String externalSourceGUID, String externalSourceName, String externalReferenceGUID, String externalReferenceGUIDParameterName, boolean forLineage, boolean forDuplicateProcessing, Date effectiveTime, String methodName)	Remove the metadata element representing an external reference.
void	updateExternalReference(String userId, String externalSourceGUID, String externalSourceName, String externalReferenceGUID, String externalReferenceGUIDParameterName, String qualifiedName, String displayName, String description, String url, String referenceVersion, String organization, Map<String,String> additionalProperties, String suppliedTypeName, Map<String,Object> extendedProperties, Date effectiveFrom, Date effectiveTo, boolean isMergeUpdate, boolean forLineage, boolean forDuplicateProcessing, Date effectiveTime, String methodName)	Update the external reference.

Methods inherited from class org.odpi.openmetadata.commonservices.generichandlers.ReferenceableHandler

addAssignmentScope, addDataFieldValuesClassification, addGovernanceActionClassification, addGovernanceDefinitionScope, addGovernanceExpectationsClassification, addGovernanceMeasurementsClassification, addGovernedBy, addImplementedBy, addMoreInformation, addOwner, addRetentionClassification, addSecurityTags, addStakeholder, addSubjectAreaClassification, addTemplateClassification, clearBusinessSignificant, getAssignedActors, getAssignmentScope, getBeanByQualifiedName, getBeanByQualifiedName, getBeanGUIDByQualifiedName, getBeanGUIDByQualifiedName, getCatalogTemplateList, getCollectionMembers, getCommissionedByStakeholder, getDataFieldValuesClassifiedElement, getDescriptiveElements, getElementsSourceFrom, getEntityByUniqueQualifiedName, getGovernanceActionClassifiedElements, getGovernanceDefinitionScope, getGovernedElements, getMeanings, getMoreInformation, getMoreInformation, getOwnersElements, getReferenceValueAssignees, getResourceList, getRetentionClassifiedElements, getSecurityTagsClassifiedElements, getSemanticAssignments, getSourceElements, getStakeholders, getSubjectAreaMembers, getSubjectAreaMembers, getSupportedByResource, getSupportedByTemplate, getValidValueConsumers, getVendorProperties, linkConsolidatedDuplicate, linkElementsAsPeerDuplicates, removeAssignmentScope, removeCatalogTemplate, removeDataFieldValuesClassification, removeGovernanceActionClassification, removeGovernanceDefinitionScope, removeGovernanceExpectationsClassification, removeGovernanceMeasurementsClassification, removeGovernedBy, removeImplementedBy, removeMoreInformation, removeOwner, removeResourceListMember, removeRetentionClassification, removeSecurityTags, removeSemanticAssignment, removeStakeholder, removeSubjectAreaClassification, removeTemplateClassification, saveCatalogTemplate, saveResourceListMember, saveSemanticAssignment, saveSemanticAssignment, saveSemanticAssignments, setBusinessSignificant, setVendorProperties, unlinkElementsAsPeerDuplicates

Methods inherited from class org.odpi.openmetadata.commonservices.generichandlers.OpenMetadataAPITemplateHandler

createBeanFromTemplate, createBeanFromTemplate

Methods inherited from class org.odpi.openmetadata.commonservices.generichandlers.OpenMetadataAPIGenericHandler

addAnchorGUIDToBuilder, addAnchorsClassification, archiveBeanInRepository, archiveBeanInRepository, countAttachments, createBeanInRepository, createBeanInRepository, deleteAnchoredEntity, deleteBeanInRepository, deleteBeanInRepository, deleteBeanInRepository, deleteRelationship, findAttachmentLinks, findBeans, findBeans, findBeans, findEntities, findEntities, findEntities, findEntities, getAllAttachmentLinks, getAnchorGUIDForEntity, getAnchorGUIDFromAnchorsClassification, getAttachedElement, getAttachedElementGUID, getAttachedElementGUID, getAttachedElementGUIDs, getAttachedElementGUIDs, getAttachedElements, getAttachedElements, getAttachedElements, getAttachedEntities, getAttachedEntities, getAttachedEntities, getAttachedEntity, getAttachedEntity, getAttachmentLink, getAttachmentLink, getAttachmentLinks, getAttachmentLinks, getAttachmentLinks, getBeanByUniqueName, getBeanByUniqueName, getBeanByValue, getBeanFromEntity, getBeanFromRepository, getBeanFromRepository, getBeanFromRepository, getBeanFromRepository, getBeanGUIDByUniqueName, getBeanGUIDByUniqueName, getBeanGUIDsByClassification, getBeanHistory, getBeansByIntValue, getBeansByType, getBeansByType, getBeansByValue, getBeansByValue, getDomainName, getDomainName, getEntitiesByIntValue, getEntitiesByType, getEntitiesByType, getEntitiesByValue, getEntitiesByValue, getEntityByValue, getEntityByValue, getEntityFromRepository, getEntityFromRepository, getEntityFromRepository, getEntityGUIDByValue, getEntityGUIDsByValue, getRelationshipHistory, getSpecification, getSupplementaryProperties, getUniqueAttachmentLink, getUniqueAttachmentLink, getValidatedBeans, getValidatedEntities, linkElementToElement, linkElementToElement, linkElementToElement, maintainSupplementaryProperties, multiLinkElementToElement, relinkElementToNewElement, relinkElementToNewElement, removeClassificationFromRepository, removeClassificationFromRepository, setClassificationInRepository, setClassificationInRepository, setClassificationInRepository, setClassificationInRepository, uncheckedLinkElementToElement, undoBeanUpdateInRepository, undoBeanUpdateInRepository, undoBeanUpdateInRepository, unlinkAllElements, unlinkConnectedElement, unlinkElementFromElement, unlinkElementFromElement, unlinkElementFromElement, unlinkElementFromElement, updateBeanEffectivityDates, updateBeanInRepository, updateBeanInRepository, updateBeanInRepository, updateBeanInRepository, updateBeanPropertyInRepository, updateBeanStatusInRepository, updateBeanStatusInRepository, updateClassificationEffectivityDates, updateElementToElementLink, updateElementToElementLink, updateElementToElementLink, updateRelationshipEffectivityDates, updateRelationshipProperties, updateRelationshipProperties, validateAnchorEntity, validateAnchorForEntities, validateAnchorForEntity, validateAnchorForEntity, validateAnchorGUID, validateRelationship, validateUniqueProperty, verifyExternalSourceIdentity

Methods inherited from class org.odpi.openmetadata.commonservices.generichandlers.OpenMetadataAPIRootHandler

getConverter, getElementStub, getRepositoryHandler, getRepositoryHelper, getServerName, getServiceName, getSupportedZones, getTypeDefByName, setSecurityVerifier

Methods inherited from class java.lang.Object

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

Constructor Details

ExternalReferenceHandler

public ExternalReferenceHandler(OpenMetadataAPIGenericConverter<B> converter,
 Class<B> beanClass,
 String serviceName,
 String serverName,
 InvalidParameterHandler invalidParameterHandler,
 RepositoryHandler repositoryHandler,
 OMRSRepositoryHelper repositoryHelper,
 String localServerUserId,
 OpenMetadataServerSecurityVerifier securityVerifier,
 List<String> supportedZones,
 List<String> defaultZones,
 List<String> publishZones,
 AuditLog auditLog)

Construct the handler information needed to interact with the repository services

Parameters:

converter - specific converter for this bean class

beanClass - name of bean class that is represented by the generic class B

serviceName - name of this service

serverName - name of the local server

invalidParameterHandler - handler for managing parameter errors

repositoryHandler - manages calls to the repository services

repositoryHelper - provides utilities for manipulating the repository services objects

localServerUserId - userId for this server

securityVerifier - open metadata security services verifier

supportedZones - list of zones that the access service is allowed to serve Asset instances from.

defaultZones - list of zones that the access service should set in all new Asset instances.

publishZones - list of zones that the access service sets up in published Asset instances.

auditLog - destination for audit log events.

Method Details

createExternalReference

public String createExternalReference(String userId,
 String externalSourceGUID,
 String externalSourceName,
 String anchorGUID,
 String qualifiedName,
 String displayName,
 String description,
 String url,
 String referenceVersion,
 String organization,
 Map<String,String> additionalProperties,
 String suppliedTypeName,
 Map<String,Object> extendedProperties,
 Date effectiveFrom,
 Date effectiveTo,
 Date effectiveTime,
 String methodName)
                               throws InvalidParameterException,
UserNotAuthorizedException,
PropertyServerException

Create a definition of a external reference.

Parameters:

userId - calling user

externalSourceGUID - guid of the software capability entity that represented the external source - null for local

externalSourceName - name of the software capability entity that represented the external source

anchorGUID - optional element to link the external reference to that will act as an anchor - that is, this external reference will be deleted when the element is deleted (once the external reference is linked to the anchor).

qualifiedName - unique name for the reference

displayName - short display name for the reference

description - description of the reference

url - the location of the reference

referenceVersion - version of the reference

organization - owning org for the reference

additionalProperties - additional properties for an external reference

suppliedTypeName - type of external reference

extendedProperties - properties for an external reference subtype

effectiveFrom - starting time for this relationship (null for all time)

effectiveTo - ending time for this relationship (null for all time)

effectiveTime - the time that the retrieved elements must be effective for (null for any time, new Date() for now)

methodName - calling method

Returns:

unique identifier of external reference

Throws:

InvalidParameterException - qualifiedName or userId is null

PropertyServerException - problem accessing property server

UserNotAuthorizedException - security access problem

updateExternalReference

public void updateExternalReference(String userId,
 String externalSourceGUID,
 String externalSourceName,
 String externalReferenceGUID,
 String externalReferenceGUIDParameterName,
 String qualifiedName,
 String displayName,
 String description,
 String url,
 String referenceVersion,
 String organization,
 Map<String,String> additionalProperties,
 String suppliedTypeName,
 Map<String,Object> extendedProperties,
 Date effectiveFrom,
 Date effectiveTo,
 boolean isMergeUpdate,
 boolean forLineage,
 boolean forDuplicateProcessing,
 Date effectiveTime,
 String methodName)
                             throws InvalidParameterException,
UserNotAuthorizedException,
PropertyServerException

Update the external reference.

Parameters:

userId - calling user

externalSourceGUID - guid of the software capability entity that represented the external source - null for local

externalSourceName - name of the software capability entity that represented the external source

externalReferenceGUID - unique identifier of the external reference to update

externalReferenceGUIDParameterName - parameter passing the externalReferenceGUID

qualifiedName - unique name for the reference

displayName - short display name for the reference

description - description of the reference

url - the location of the reference

referenceVersion - version of the reference

organization - owning org for the reference

additionalProperties - additional properties for an external reference

suppliedTypeName - name of subtype or null

extendedProperties - properties for a governance externalReference subtype

isMergeUpdate - should the properties be merged with existing properties or replace the existing properties?

effectiveFrom - the date when this element is active - null for active now

effectiveTo - the date when this element becomes inactive - null for active until deleted

forLineage - return elements marked with the Memento classification?

forDuplicateProcessing - do not merge elements marked as duplicates?

effectiveTime - the time that the retrieved elements must be effective for (null for any time, new Date() for now)

methodName - calling method

Throws:

InvalidParameterException - qualifiedName or userId is null

PropertyServerException - problem accessing property server

UserNotAuthorizedException - security access problem

removeExternalReference

public void removeExternalReference(String userId,
 String externalSourceGUID,
 String externalSourceName,
 String externalReferenceGUID,
 String externalReferenceGUIDParameterName,
 boolean forLineage,
 boolean forDuplicateProcessing,
 Date effectiveTime,
 String methodName)
                             throws InvalidParameterException,
UserNotAuthorizedException,
PropertyServerException

Remove the metadata element representing an external reference.

Parameters:

userId - calling user

externalSourceGUID - guid of the software capability entity that represented the external source - null for local

externalSourceName - name of the software capability entity that represented the external source

externalReferenceGUID - unique identifier of the metadata element to remove

externalReferenceGUIDParameterName - parameter supplying the externalReferenceGUID

forLineage - return elements marked with the Memento classification?

forDuplicateProcessing - do not merge elements marked as duplicates?

effectiveTime - the time that the retrieved elements must be effective for (null for any time, new Date() for now)

methodName - calling method

Throws:

InvalidParameterException - one of the parameters is invalid

UserNotAuthorizedException - the user is not authorized to issue this request

PropertyServerException - there is a problem reported in the open metadata server(s)

getExternalReferencesById

public List<B> getExternalReferencesById(String userId,
 String referenceId,
 String referenceIdParameterName,
 int startFrom,
 int pageSize,
 boolean forLineage,
 boolean forDuplicateProcessing,
 Date effectiveTime,
 String methodName)
                                  throws InvalidParameterException,
UserNotAuthorizedException,
PropertyServerException

Retrieve the list of external reference metadata elements with a matching referenceId. There are no wildcards supported on this request.

Parameters:

userId - calling user

referenceId - referenceId to search for

referenceIdParameterName - parameter supplying referenceId

startFrom - paging start point

pageSize - maximum results that can be returned

forLineage - return elements marked with the Memento classification?

forDuplicateProcessing - do not merge elements marked as duplicates?

effectiveTime - the time that the retrieved elements must be effective for (null for any time, new Date() for now)

methodName - calling method

Returns:

list of matching metadata elements

Throws:

InvalidParameterException - one of the parameters is invalid

UserNotAuthorizedException - the user is not authorized to issue this request

PropertyServerException - there is a problem reported in the open metadata server(s)

getExternalReferencesByName

public List<B> getExternalReferencesByName(String userId,
 String name,
 String nameParameterName,
 int startFrom,
 int pageSize,
 boolean forLineage,
 boolean forDuplicateProcessing,
 Date effectiveTime,
 String methodName)
                                    throws InvalidParameterException,
UserNotAuthorizedException,
PropertyServerException

Retrieve the list of external reference metadata elements with a matching name. There are no wildcards supported on this request.

Parameters:

userId - calling user

name - name to search for

nameParameterName - parameter supplying name

startFrom - paging start point

pageSize - maximum results that can be returned

forLineage - return elements marked with the Memento classification?

forDuplicateProcessing - do not merge elements marked as duplicates?

effectiveTime - the time that the retrieved elements must be effective for (null for any time, new Date() for now)

methodName - calling method

Returns:

list of matching metadata elements

Throws:

InvalidParameterException - one of the parameters is invalid

UserNotAuthorizedException - the user is not authorized to issue this request

PropertyServerException - there is a problem reported in the open metadata server(s)

getExternalReferencesByURL

public List<B> getExternalReferencesByURL(String userId,
 String url,
 String urlParameterName,
 int startFrom,
 int pageSize,
 boolean forLineage,
 boolean forDuplicateProcessing,
 Date effectiveTime,
 String methodName)
                                   throws InvalidParameterException,
UserNotAuthorizedException,
PropertyServerException

Retrieve the list of external reference metadata elements with a matching url. There are no wildcards supported on this request.

Parameters:

userId - calling user

url - url to search for

urlParameterName - parameter supplying url

startFrom - paging start point

pageSize - maximum results that can be returned

forLineage - return elements marked with the Memento classification?

forDuplicateProcessing - do not merge elements marked as duplicates?

effectiveTime - the time that the retrieved elements must be effective for (null for any time, new Date() for now)

methodName - calling method

Returns:

list of matching metadata elements

Throws:

InvalidParameterException - one of the parameters is invalid

UserNotAuthorizedException - the user is not authorized to issue this request

PropertyServerException - there is a problem reported in the open metadata server(s)

getExternalReferences

public List<B> getExternalReferences(String userId,
 int startingFrom,
 int pageSize,
 boolean forLineage,
 boolean forDuplicateProcessing,
 Date effectiveTime,
 String methodName)
                              throws InvalidParameterException,
UserNotAuthorizedException,
PropertyServerException

Return information about the defined external references.

Parameters:

userId - calling user

startingFrom - position in the list (used when there are so many reports that paging is needed

pageSize - maximum number of elements to return an this call

forLineage - return elements marked with the Memento classification?

forDuplicateProcessing - do not merge elements marked as duplicates?

effectiveTime - the time that the retrieved elements must be effective for (null for any time, new Date() for now)

methodName - calling method

Returns:

properties of the external reference

Throws:

InvalidParameterException - qualifiedName or userId is null

PropertyServerException - problem accessing property server

UserNotAuthorizedException - security access problem

findExternalReferences

public List<B> findExternalReferences(String userId,
 String searchString,
 String searchStringParameterName,
 int startFrom,
 int pageSize,
 boolean forLineage,
 boolean forDuplicateProcessing,
 Date effectiveTime,
 String methodName)
                               throws InvalidParameterException,
UserNotAuthorizedException,
PropertyServerException

Retrieve the list of metadata elements that contain the search string. The search string is treated as a regular expression.

Parameters:

userId - calling user

searchString - string to find in the properties

searchStringParameterName - name of parameter supplying the search string

startFrom - paging start point

pageSize - maximum results that can be returned

forLineage - return elements marked with the Memento classification?

forDuplicateProcessing - do not merge elements marked as duplicates?

effectiveTime - the time that the retrieved elements must be effective for (null for any time, new Date() for now)

methodName - calling method

Returns:

list of matching metadata elements

Throws:

InvalidParameterException - one of the parameters is invalid

UserNotAuthorizedException - the user is not authorized to issue this request

PropertyServerException - there is a problem reported in the open metadata server(s)