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- /*
- @VaadinApache2LicenseForJavaFiles@
- */
-
- package com.vaadin.ui;
-
- import com.vaadin.data.BufferedValidatable;
- import com.vaadin.data.Property;
- import com.vaadin.ui.Component.Focusable;
-
- /**
- * TODO document
- *
- * @author Vaadin Ltd.
- *
- * @param T
- * the type of values in the field, which might not be the same type
- * as that of the data source if converters are used
- *
- * @author IT Mill Ltd.
- */
- public interface Field<T> extends Component, BufferedValidatable, Property<T>,
- Property.ValueChangeNotifier, Property.ValueChangeListener,
- Property.Editor, Focusable {
-
- /**
- * Is this field required.
- *
- * Required fields must filled by the user.
- *
- * @return <code>true</code> if the field is required,otherwise
- * <code>false</code>.
- * @since 3.1
- */
- public boolean isRequired();
-
- /**
- * Sets the field required. Required fields must filled by the user.
- *
- * @param required
- * Is the field required.
- * @since 3.1
- */
- public void setRequired(boolean required);
-
- /**
- * Sets the error message to be displayed if a required field is empty.
- *
- * @param requiredMessage
- * Error message.
- * @since 5.2.6
- */
- public void setRequiredError(String requiredMessage);
-
- /**
- * Gets the error message that is to be displayed if a required field is
- * empty.
- *
- * @return Error message.
- * @since 5.2.6
- */
- public String getRequiredError();
-
- /**
- * An <code>Event</code> object specifying the Field whose value has been
- * changed.
- *
- * @author Vaadin Ltd.
- * @version
- * @VERSION@
- * @since 3.0
- */
- @SuppressWarnings("serial")
- public static class ValueChangeEvent extends Component.Event implements
- Property.ValueChangeEvent {
-
- /**
- * Constructs a new event object with the specified source field object.
- *
- * @param source
- * the field that caused the event.
- */
- public ValueChangeEvent(Field source) {
- super(source);
- }
-
- /**
- * Gets the Property which triggered the event.
- *
- * @return the Source Property of the event.
- */
- public Property getProperty() {
- return (Property) getSource();
- }
- }
- }
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