GlideTableHierarchy - Scoped

The GlideTableHierarchy API provides methods for handling information about table relationships.

GlideTableHierarchy - GlideTableHierarchy(String tableName)

Instantiates a GlideTableHierarchy object.

Tableau 1. Parameters

Name	Type	Description
tableName	String	The name of the table.

var table = new GlideTableHierarchy("incident"); 
gs.info(table.getTables());

Output:

incident,task

GlideTableHierarchy - getAllExtensions()

Returns an array of strings containing all tables that extend the current table and includes the current table.

Tableau 2. Parameters

Name	Type	Description
None

Tableau 3. Returns

Type	Description
Array	An array of strings containing the tables in the hierarchy that includes the current table.

var table = new GlideTableHierarchy("task"); 
gs.info(table.getAllExtensions());

Output: Line breaks added for clarity.

task,sc_task,problem_task,change_phase,sc_req_item,kb_submission,
release_phase,problem,ticket,sm_task,hr_task,change_task,change_request,
change_request_imac,incident,release_task,vtb_task,sm_order,hr_case,
sysapproval_group,sc_request

GlideTableHierarchy - getBase()

Returns the parent class.

Tableau 4. Parameters

Name	Type	Description
None

Tableau 5. Returns

Type	Description
String	The parent class.

var table = new GlideTableHierarchy("cmdb_ci_server"); 
gs.info(table.getBase());

Output:

cmdb_ci_computer

GlideTableHierarchy - getHierarchy()

Returns an array of strings containing all classes in the hierarchy of the current table.

Tableau 6. Parameters

Name	Type	Description
none

Tableau 7. Returns

Type	Description
Array	An array of strings of the classes in the hierarchy.

var table = new GlideTableHierarchy("incident"); 
gs.info(table.getHierarchy());

Output:

incident,task

GlideTableHierarchy - getName()

Returns the table's name.

Tableau 8. Parameters

Name	Type	Description
None

Tableau 9. Returns

Type	Description
String	The table's name.

var table = new GlideTableHierarchy("incident"); 
gs.info(table.getName());

Output:

incident

GlideTableHierarchy - getRoot()

Returns the top level class in the hierarchy.

Tableau 10. Parameters

Name	Type	Description
None

Tableau 11. Returns

Type	Description
String	Name of the root class.

var table = new GlideTableHierarchy("cmdb_ci_server"); 
gs.info(table.getRoot());

Output:

cmdb

GlideTableHierarchy - getTables()

Returns an array of strings of the table names in the hierarchy.

Tableau 12. Parameters

Name	Type	Description
None

Tableau 13. Returns

Type	Description
Array	An array of strings containing the names of tables in the hierarchy.

var table = new GlideTableHierarchy("incident"); 
gs.info(table.getTables());

Output:

incident,task

GlideTableHierarchy - getTableExtensions()

Returns an array of strings containing all tables that extend the current table.

Tableau 14. Parameters

Name	Type	Description
None

Tableau 15. Returns

Type	Description
Array	An array of strings containing the tables that extend the current table.

var table = new GlideTableHierarchy("task"); 
gs.info(table.getTableExtensions());

Output: Line breaks added for clarity

sc_task,problem_task,change_phase,sc_req_item,kb_submission,release_phase,problem,
ticket,sm_task,hr_task,change_task,change_request,change_request_imac,incident,
release_task,vtb_task,sm_order,hr_case,sysapproval_group,sc_request

GlideTableHierarchy - isBaseClass()

Returns true if this is a base class.

Tableau 16. Parameters

Name	Type	Description
None

Tableau 17. Returns

Type	Description
Boolean	True if the current table has no parent and has extensions.

var table = new GlideTableHierarchy("incident"); 
gs.info(table.isBaseClass());

Output:

false

GlideTableHierarchy - isSoloClass()

Returns true if this table is not in a hierarchy.

Tableau 18. Parameters

Name	Type	Description
None

Tableau 19. Returns

Type	Description
Boolean	True if the current table has no parent and no extensions.

var table = new GlideTableHierarchy("sys_user"); 
gs.info(table.isSoloClass());

Output:

true

GlideTableHierarchy - hasExtensions()

Returns true of this class has been extended.

Tableau 20. Parameters

Name	Type	Description
None

Tableau 21. Returns

Type	Description
Boolean	True if the current table has extensions.

var table = new GlideTableHierarchy("incident"); 
gs.info(table.hasExtensions());

Output:

false