de.espirit.firstspirit.forms

Interface RemoteFormField<T>

All Superinterfaces:

FormField<T>

public interface RemoteFormField<T>
extends FormField<T>

Language specific property container of a form's field. It differs from FormField in that any method call might result in a RemoteFormData.InaccessibleException, if the remote field is no longer accessible.

Method Summary

Methods

Modifier and Type	Method and Description
T	get() Provides the current value of the field.
String	getName() Returns the name of the field.
Class<T>	getType() Get the type of the field's value.
boolean	isDefault() Indicates that the value is set to default.
boolean	isEmpty() Indicates that the value of this field is empty.
boolean	isSet() Indicates that the value of this field is set.
void	set(Object value) Set the value of this field.
void	setToDefault() Set the field to its default value.
void	validate(T value) Remote validation is not supported, therefore, this method will throw UnsupportedOperationException, always.

Method Detail

getName

String getName()
               throws RemoteFormData.InaccessibleException

Returns the name of the field.

Specified by:

getName in interface FormField<T>

Returns:

The field's name.

Throws:

RemoteFormData.InaccessibleException - If the field is (no longer) accessible.

getType

Class<T> getType()
                 throws RemoteFormData.InaccessibleException

Get the type of the field's value.

Specified by:

getType in interface FormField<T>

Returns:

The field's type.

Throws:

RemoteFormData.InaccessibleException - If the field is (no longer) accessible.

isSet

boolean isSet()
              throws RemoteFormData.InaccessibleException

Indicates that the value of this field is set.

Specified by:

isSet in interface FormField<T>

Returns:

true, iff field is set.

Throws:

RemoteFormData.InaccessibleException - If the field is (no longer) accessible.

isEmpty

boolean isEmpty()
                throws RemoteFormData.InaccessibleException

Indicates that the value of this field is empty.

Specified by:

isEmpty in interface FormField<T>

Returns:

true, iff field evaluates to empty.

Throws:

RemoteFormData.InaccessibleException - If the field is (no longer) accessible.

isDefault

boolean isDefault()
                  throws RemoteFormData.InaccessibleException

Indicates that the value is set to default.

Specified by:

isDefault in interface FormField<T>

Returns:

true, iff field is set to default.

Throws:

RemoteFormData.InaccessibleException - If the field is (no longer) accessible.

get

@Nullable
T get()
      throws RemoteFormData.InaccessibleException

Provides the current value of the field.

Specified by:

get in interface FormField<T>

Returns:

The field's value.

Throws:

RemoteFormData.InaccessibleException - If the field is (no longer) accessible.

set

void set(Object value)
         throws InappropriateValueException,
                UnsupportedOperationException,
                RemoteFormData.InaccessibleException

Set the value of this field.

Specified by:

set in interface FormField<T>

Parameters:

value - The value to be set.

Throws:

InappropriateValueException - If the given value is not appropriate for this field.

UnsupportedOperationException - If the field does not support setting its value.

RemoteFormData.InaccessibleException - If the field is (no longer) accessible.

setToDefault

void setToDefault()
                  throws UnsupportedOperationException,
                         RemoteFormData.InaccessibleException

Set the field to its default value.

Specified by:

setToDefault in interface FormField<T>

Throws:

UnsupportedOperationException - If the field does not support setting its value.

RemoteFormData.InaccessibleException - If the field is (no longer) accessible.

validate

void validate(T value)
              throws UnsupportedOperationException

Remote validation is not supported, therefore, this method will throw UnsupportedOperationException, always.

Specified by:

validate in interface FormField<T>

Parameters:

value - The value to validate.

Throws:

UnsupportedOperationException - Always.