Method: GET_HIERARCHY_NODES
Method: SAVE
Method: GET_CHANGES_FOR_BW
Method: GET_HIERARCHY_NODE
Method: GET_SUITABLE_CONCRETE_ROLES
Method: PROC_PROCHILD
Method: READ_PROCHILD_CHILDREN
Method: PROC_PROCHILD_HIER
Method: READ_PROJECTS_HIER
Method: GET_STATUS_CHANGES
Method: READ_PHASE_CHILDREN
Method: GET_ABSTRACT_ROLE
Method: PROC_BUCKET_PROCHILD
Method: PROC_GLOBAL_ROLE_CHILDREN
Method: READ_SUB_BUCKETS_IN_CONTEXT
Method: PROC_BUCKET_ITEMCHILD
Method: PROC_PROJECT_CHILDREN
Method: READ_PROJECT_TASKS
Method: PROC_TASK_PROCHILD
Method: READ_ITEMS_OF_BUCKET