40 lines
1.5 KiB
Java
40 lines
1.5 KiB
Java
/****************************************************************************
|
|
* This software is part of the gCube Project.
|
|
* Site: http://www.gcube-system.org/
|
|
****************************************************************************
|
|
* The gCube/gCore software is licensed as Free Open Source software
|
|
* conveying to the EUPL (http://ec.europa.eu/idabc/eupl).
|
|
* The software and documentation is provided by its authors/distributors
|
|
* "as is" and no expressed or
|
|
* implied warranty is given for its use, quality or fitness for a
|
|
* particular case.
|
|
****************************************************************************
|
|
* Filename: SelectValidator.java
|
|
****************************************************************************
|
|
* @author <a href="mailto:daniele.strollo@isti.cnr.it">Daniele Strollo</a>
|
|
***************************************************************************/
|
|
|
|
package org.gcube.resourcemanagement.support.client.views.validators;
|
|
|
|
import com.extjs.gxt.ui.client.widget.form.Field;
|
|
import com.extjs.gxt.ui.client.widget.form.Validator;
|
|
|
|
/**
|
|
* @author Daniele Strollo (ISTI-CNR)
|
|
*
|
|
*/
|
|
public class SelectValidator implements Validator {
|
|
private boolean emptyAllowed = false;
|
|
|
|
public SelectValidator(final boolean emptyAllowed) {
|
|
this.emptyAllowed = emptyAllowed;
|
|
}
|
|
|
|
public final String validate(final Field<?> field, final String value) {
|
|
if (!emptyAllowed && (value == null || value.trim().length() == 0)) {
|
|
return "The field value is invalid. Empty or null value not allowed.";
|
|
}
|
|
return null;
|
|
}
|
|
}
|