question: private static Map < String , SchemaObjectMappingDTO > populateObjectSchema ( Collection < IdentityStoreObjectMapping > objectMappings ) throws DTOMapperException { Map < String , SchemaObjectMappingDTO > objectSchemaMappings = new HashMap < String , SchemaObjectMappingDTO > ( ) ; try { for ( IdentityStoreObjectMapping objectMapping : objectMappings ) { String objectId = objectMapping . getObjectId ( ) ; String objectClass = objectMapping . getObjectClass ( ) ; Map < String , String > attributeMappings = new HashMap < String , String > ( ) ; for ( IdentityStoreAttributeMapping attributeMapping : objectMapping . getAttributeMappings ( ) ) { attributeMappings . put ( attributeMapping . getAttributeId ( ) , attributeMapping . getAttributeName ( ) ) ; } objectSchemaMappings . put ( objectId , new SchemaObjectMappingDTO ( objectClass , attributeMappings ) ) ; } } catch ( Exception ex ) { throw new DTOMapperException ( "Failed to map identity provider schema" ) ; } return objectSchemaMappings ; }
target:  Populate Identity store object schema mapping. This helper method is used to transform IDM based schema object mapping to REST based schema mapping object.