```
public interface AttributeClassManagement
```
Attribute class management API.

Author:

K. Benedyczak

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addAttributeClass(pl.edu.icm.unity.types.basic.AttributesClass clazz)`	Defines a new attribute class
`pl.edu.icm.unity.types.basic.AttributesClass`	`getAttributeClass(String name)`
`Map<String,pl.edu.icm.unity.types.basic.AttributesClass>`	`getAttributeClasses()`
`Collection<pl.edu.icm.unity.types.basic.AttributesClass>`	`getEntityAttributeClasses(pl.edu.icm.unity.types.basic.EntityParam entity, String group)`	Attribute classes of a given entity in a group
`void`	`removeAttributeClass(String id)`	Removes attribute class
`void`	`setEntityAttributeClasses(pl.edu.icm.unity.types.basic.EntityParam entity, String group, Collection<String> classes)`	Updates the set of entity's attribute classes in a given group.
`void`	`updateAttributeClass(pl.edu.icm.unity.types.basic.AttributesClass updated)`	Updates an attribute class.

Method Detail

addAttributeClass

void addAttributeClass(pl.edu.icm.unity.types.basic.AttributesClass clazz)
                throws pl.edu.icm.unity.exceptions.EngineException

Defines a new attribute class

Parameters:: clazz -
Throws:: pl.edu.icm.unity.exceptions.EngineException

removeAttributeClass

void removeAttributeClass(String id)
                   throws pl.edu.icm.unity.exceptions.EngineException

Removes attribute class

Parameters:: id -
Throws:: pl.edu.icm.unity.exceptions.EngineException

updateAttributeClass
```
void updateAttributeClass(pl.edu.icm.unity.types.basic.AttributesClass updated)
                   throws pl.edu.icm.unity.exceptions.EngineException
```
Updates an attribute class. The update operation will be successful only if all entities with this class fulfill the updated class rules.

Parameters:

updated - the updated class. Existing class to be updated is matched by name.

Throws:

pl.edu.icm.unity.exceptions.EngineException

getAttributeClasses

Map<String,pl.edu.icm.unity.types.basic.AttributesClass> getAttributeClasses()
                                                                            throws pl.edu.icm.unity.exceptions.EngineException

Returns:: all currently defined AttributesClasses, keys are ac names.
Throws:: pl.edu.icm.unity.exceptions.EngineException

setEntityAttributeClasses

void setEntityAttributeClasses(pl.edu.icm.unity.types.basic.EntityParam entity,
                               String group,
                               Collection<String> classes)
                        throws pl.edu.icm.unity.exceptions.EngineException

Updates the set of entity's attribute classes in a given group. The entity must have all the requires attributes set and must not have any disallowed attributes, otherwise the operation will fail.

Parameters:: entity -; classes -
Throws:: pl.edu.icm.unity.exceptions.EngineException

getEntityAttributeClasses

Collection<pl.edu.icm.unity.types.basic.AttributesClass> getEntityAttributeClasses(pl.edu.icm.unity.types.basic.EntityParam entity,
                                                                                   String group)
                                                                            throws pl.edu.icm.unity.exceptions.EngineException

Attribute classes of a given entity in a group

Parameters:: entity -; group -
Returns:
Throws:: pl.edu.icm.unity.exceptions.EngineException

getAttributeClass

pl.edu.icm.unity.types.basic.AttributesClass getAttributeClass(String name)
                                                        throws pl.edu.icm.unity.exceptions.EngineException

Returns:: attribute class with given name
Throws:: pl.edu.icm.unity.exceptions.EngineException

Interface AttributeClassManagement