Package org.odpi.openmetadata.adapters.repositoryservices.postgres.repositoryconnector.mappers

Class RelationshipMapper

java.lang.Object

org.odpi.openmetadata.adapters.connectors.resource.jdbc.mappers.BaseMapper

org.odpi.openmetadata.adapters.repositoryservices.postgres.repositoryconnector.mappers.RepositoryMapper

org.odpi.openmetadata.adapters.repositoryservices.postgres.repositoryconnector.mappers.RelationshipMapper

public class RelationshipMapper
extends RepositoryMapper

Map between a relationship object and a collection of database rows. This mapping can go in either direction.

Constructor Summary

Constructors

Constructor	Description
RelationshipMapper(Map<String,JDBCDataValue> relationshipTableRow, List<Map<String,JDBCDataValue>> relationshipPropertiesTableRows, EntityMapper end1Mapper, EntityMapper end2Mapper, OMRSRepositoryHelper repositoryHelper, String repositoryName)	Construct a relationship mapper using the values from the database.
RelationshipMapper(Relationship relationship, OMRSRepositoryHelper repositoryHelper, String repositoryName)	Construct a relationship mapper using an OMRS instance.

Method Summary

Modifier and Type	Method	Description
EntityMapper	getEnd1Mapper()	Return the mapper for the entity proxy at end 1 of the relationship.
EntityMapper	getEnd2Mapper()	Return the mapper for the entity proxy at end 2 of the relationship.
Relationship	getRelationship()	Construct a relationship object using the values from the database.
List<Map<String,JDBCDataValue>>	getRelationshipPropertiesTableRows()	Return the rows that describe the properties for this relationship.
Map<String,JDBCDataValue>	getRelationshipTableRow()	Extract the relationship table information from the relationship object.
String	toString()	JSON-style toString

Methods inherited from class org.odpi.openmetadata.adapters.repositoryservices.postgres.repositoryconnector.mappers.RepositoryMapper

extractValuesFromInstanceAuditHeader, extractValuesFromInstanceHeader, fillInstanceAuditHeader, fillInstanceHeader, getInstanceProperties, getUniqueProperties

Methods inherited from class org.odpi.openmetadata.adapters.connectors.resource.jdbc.mappers.BaseMapper

getBooleanPropertyFromColumn, getDatePropertyFromColumn, getLongPropertyFromColumn, getSerializableMapPropertyFromColumn, getStringArrayPropertyFromColumn, getStringPropertyFromColumn, setUpBooleanValueInRow, setUpDateValueInRow, setUpLongValueInRow, setUpSerializableMapValueInRow, setUpStringArrayValueInRow, setUpStringValueInRow

Methods inherited from class java.lang.Object

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

Constructor Details

RelationshipMapper

public RelationshipMapper(Relationship relationship,
 OMRSRepositoryHelper repositoryHelper,
 String repositoryName)

Construct a relationship mapper using an OMRS instance.

Parameters:

relationship - relationship

repositoryHelper - repository helper

repositoryName - repository name

RelationshipMapper

public RelationshipMapper(Map<String,JDBCDataValue> relationshipTableRow,
 List<Map<String,JDBCDataValue>> relationshipPropertiesTableRows,
 EntityMapper end1Mapper,
 EntityMapper end2Mapper,
 OMRSRepositoryHelper repositoryHelper,
 String repositoryName)

Construct a relationship mapper using the values from the database.

Parameters:

relationshipTableRow - row from the relationship table

relationshipPropertiesTableRows - rows from the relationship properties table

end1Mapper - entity mapper for the end1 proxy

end2Mapper - entity mapper for the end2 proxy

repositoryHelper - repository helper

repositoryName - repository name

Method Details

getRelationship

public Relationship getRelationship()
                             throws RepositoryErrorException

Construct a relationship object using the values from the database.

Returns:

relationship description

Throws:

RepositoryErrorException - problem mapping the properties

getRelationshipTableRow

public Map<String,JDBCDataValue> getRelationshipTableRow()
                                                  throws RepositoryErrorException

Extract the relationship table information from the relationship object.

Returns:

table row for this relationship

Throws:

RepositoryErrorException - problem mapping the properties

getRelationshipPropertiesTableRows

public List<Map<String,JDBCDataValue>> getRelationshipPropertiesTableRows()
                                                                   throws RepositoryErrorException

Return the rows that describe the properties for this relationship.

Returns:

property rows

Throws:

RepositoryErrorException - problem mapping the properties

getEnd1Mapper

public EntityMapper getEnd1Mapper()
                           throws RepositoryErrorException

Return the mapper for the entity proxy at end 1 of the relationship.

Returns:

mapper

Throws:

RepositoryErrorException - problem mapping the properties

getEnd2Mapper

public EntityMapper getEnd2Mapper()
                           throws RepositoryErrorException

Return the mapper for the entity proxy at end 2 of the relationship.

Returns:

mapper

Throws:

RepositoryErrorException - problem mapping the properties

toString

public String toString()

JSON-style toString

Overrides:

toString in class Object

Returns:

string of property names and values for this enum