ConstraintMetaDefinition (yangtools-docs 7.0.7 API)

All Superinterfaces:

DocumentedNode

All Known Subinterfaces:

EffectiveStatementMixins.ConstraintMetaDefinitionMixin<A,D>, LengthConstraint, LengthEffectiveStatement, MustDefinition, PatternConstraint, PatternEffectiveStatement, RangeConstraint<T>, RangeEffectiveStatement

All Known Implementing Classes:

EmptyLengthEffectiveStatement, EmptyMustEffectiveStatement, EmptyPatternEffectiveStatement, EmptyRangeEffectiveStatement, RegularLengthEffectiveStatement, RegularMustEffectiveStatement, RegularPatternEffectiveStatement, RegularRangeEffectiveStatement
```
public interface ConstraintMetaDefinition
extends DocumentedNode
```
Contains methods which retrieve values for description, error message, error app tag and reference (to some external definition, resource or similar).

Nested Class Summary
- Nested classes/interfaces inherited from interface org.opendaylight.yangtools.yang.model.api.DocumentedNode
  DocumentedNode.WithStatus

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Optional<String>`	`getErrorAppTag()`	Returns the value of the argument of YANG `error-app-tag` keyword.
`Optional<String>`	`getErrorMessage()`	Returns the value of the argument of YANG `error-message` keyword.

Methods inherited from interface org.opendaylight.yangtools.yang.model.api.DocumentedNode
getDescription, getReference, getUnknownSchemaNodes

- Method Detail
  - getErrorAppTag
```
Optional<String> getErrorAppTag()
```
    Returns the value of the argument of YANG error-app-tag keyword.
    
    Returns:
    
    string with the application tag, or empty if it was not provided.
  - getErrorMessage
```
Optional<String> getErrorMessage()
```
    Returns the value of the argument of YANG error-message keyword.
    
    Returns:
    
    string with the error message, or empty if it was not provided.