ValidationAware (Struts 2 Core 6.7.0 API)

All Known Subinterfaces:

ValidationAware, ValidatorContext

All Known Implementing Classes:

ActionSupport, ActionSupport, CspReportAction, DefaultActionSupport, DefaultCspReportAction, DelegatingValidatorContext, ValidationAware.LegacyAdapter, ValidationAwareSupport, VisitorFieldValidator.AppendingValidatorContext
```
public interface ValidationAware
```
ValidationAware classes can accept Action (class level) or field level error messages. Action level messages are kept in a Collection. Field level error messages are kept in a Map from String field name to a List of field error msgs.

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method and Description
`void`	`addActionError(String anErrorMessage)` Add an Action-level error message to this Action.
`void`	`addActionMessage(String aMessage)` Add an Action-level message to this Action.
`void`	`addFieldError(String fieldName, String errorMessage)` Add an error message for a given field.
`Collection<String>`	`getActionErrors()` Get the Collection of Action-level error messages for this action.
`Collection<String>`	`getActionMessages()` Get the Collection of Action-level messages for this action.
`Map<String,List<String>>`	`getFieldErrors()` Get the field specific errors associated with this action.
`boolean`	`hasActionErrors()` Check whether there are any Action-level error messages.
`boolean`	`hasActionMessages()` Checks whether there are any Action-level messages.
`default boolean`	`hasErrors()` Checks whether there are any action errors or field errors.
`boolean`	`hasFieldErrors()` Check whether there are any field errors associated with this action.
`void`	`setActionErrors(Collection<String> errorMessages)` Set the Collection of Action-level String error messages.
`void`	`setActionMessages(Collection<String> messages)` Set the Collection of Action-level String messages (not errors).
`void`	`setFieldErrors(Map<String,List<String>> errorMap)` Set the field error map of fieldname (String) to Collection of String error messages.

- Method Detail
  - setActionErrors
```
void setActionErrors(Collection<String> errorMessages)
```
    Set the Collection of Action-level String error messages.
    
    Parameters:
    
    errorMessages - Collection of String error messages
  - getActionErrors
```
Collection<String> getActionErrors()
```
    Get the Collection of Action-level error messages for this action. Error messages should not be added directly here, as implementations are free to return a new Collection or an Unmodifiable Collection.
    
    Returns:
    
    Collection of String error messages
  - setActionMessages
```
void setActionMessages(Collection<String> messages)
```
    Set the Collection of Action-level String messages (not errors).
    
    Parameters:
    
    messages - Collection of String messages (not errors).
  - getActionMessages
```
Collection<String> getActionMessages()
```
    Get the Collection of Action-level messages for this action. Messages should not be added directly here, as implementations are free to return a new Collection or an Unmodifiable Collection.
    
    Returns:
    
    Collection of String messages
  - setFieldErrors
```
void setFieldErrors(Map<String,List<String>> errorMap)
```
    Set the field error map of fieldname (String) to Collection of String error messages.
    
    Parameters:
    
    errorMap - field error map
  - getFieldErrors
```
Map<String,List<String>> getFieldErrors()
```
    Get the field specific errors associated with this action. Error messages should not be added directly here, as implementations are free to return a new Collection or an Unmodifiable Collection.
    
    Returns:
    
    Map with errors mapped from fieldname (String) to Collection of String error messages
  - addActionError
```
void addActionError(String anErrorMessage)
```
    Add an Action-level error message to this Action.
    
    Parameters:
    
    anErrorMessage - the error message
  - addActionMessage
```
void addActionMessage(String aMessage)
```
    Add an Action-level message to this Action.
    
    Parameters:
    
    aMessage - the message
  - addFieldError
```
void addFieldError(String fieldName,
                   String errorMessage)
```
    Add an error message for a given field.
    
    Parameters:
    
    fieldName - name of field
    
    errorMessage - the error message
  - hasActionErrors
```
boolean hasActionErrors()
```
    Check whether there are any Action-level error messages.
    
    Returns:
    
    true if any Action-level error messages have been registered
  - hasActionMessages
```
boolean hasActionMessages()
```
    Checks whether there are any Action-level messages.
    
    Returns:
    
    true if any Action-level messages have been registered
  - hasErrors
```
default boolean hasErrors()
```
    Checks whether there are any action errors or field errors.
    
    Returns:
    
    (hasActionErrors() || hasFieldErrors())
  - hasFieldErrors
```
boolean hasFieldErrors()
```
    Check whether there are any field errors associated with this action.
    
    Returns:
    
    whether there are any field errors

Interface ValidationAware

Method Summary

Method Detail

setActionErrors

getActionErrors

setActionMessages

getActionMessages

setFieldErrors

getFieldErrors

addActionError

addActionMessage

addFieldError

hasActionErrors

hasActionMessages

hasErrors

hasFieldErrors