ValidationState (OpenRefine 4.0-SNAPSHOT API)

java.lang.Object
- org.openrefine.wikibase.schema.validation.ValidationState

```
public class ValidationState
extends Object
```
A sort of logger which can be used when traversing a schema and logging issues about it. By using the enter() and leave() methods appropriately, it keeps track of the path taken to arrive at the current position in the schema.

Author:

Antonin Delpeuch

Constructor Summary

Constructors
Constructor Description

ValidationState(ColumnModel columnModel)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`ValidationState`	`addError(String message)`	Logs an error at the current position in the schema
`ValidationState`	`enter()`	Called when entering a schema element which should not be recorded in the path displayed to the user.
`ValidationState`	`enter(PathElement element)`	Called when entering a schema element which should be recorded in the path displayed to the user.
`ColumnModel`	`getColumnModel()`	Returns the column model in the context of which this schema is validated.
`List<ValidationError>`	`getValidationErrors()`	Retrieves the validation errors emitted so far.
`ValidationState`	`leave()`	Called when leaving a schema element and returning to its parent.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - ValidationState
```
public ValidationState(ColumnModel columnModel)
```
- Method Detail
  - enter
```
public ValidationState enter()
```
    Called when entering a schema element which should not be recorded in the path displayed to the user. Useful for classes like StatementGroup or SnakGroup which do not really have a user-facing counterpart.
  - enter
```
public ValidationState enter(PathElement element)
```
    Called when entering a schema element which should be recorded in the path displayed to the user.
  - leave
```
public ValidationState leave()
```
    Called when leaving a schema element and returning to its parent.
  - addError
```
public ValidationState addError(String message)
```
    Logs an error at the current position in the schema
    
    Parameters:
    
    message - the error message
  - getColumnModel
```
public ColumnModel getColumnModel()
```
    Returns the column model in the context of which this schema is validated.
  - getValidationErrors
```
public List<ValidationError> getValidationErrors()
```
    Retrieves the validation errors emitted so far.