/*
* This is part of Geomajas, a GIS framework, http://www.geomajas.org/.
*
* Copyright 2008-2015 Geosparc nv, http://www.geosparc.com/, Belgium.
*
* The program is available in open source according to the GNU Affero
* General Public License. All contributions in this program are covered
* by the Geomajas Contributors License Agreement. For full licensing
* details, see LICENSE.txt in the project root.
*/
package org.geomajas.configuration;
import org.geomajas.annotation.Api;
/**
* A synthetic attribute has its value calculated and not stored in the database. It is typically built from the normal
* attribute values. The value can be built using Spring expression language or in code.
* <p/>
* A synthetic attribute cannot be edited.
*
* @author Joachim Van der Auwera
* @since 2.0.0
*/
@Api(allMethods = true)
public class SyntheticAttributeInfo extends AbstractReadOnlyAttributeInfo {
private static final long serialVersionUID = 200L;
private String expression;
/**
* Expression (using Spring Expression Language) to build the attribute value).
* <p/>
* This will always result in a String attribute value. It is only used if no {@link #attributeBuilder} is given.
*
* @return expression for building the attribute
*/
public String getExpression() {
return expression;
}
/**
* Expression (using Spring Expression Language) to build the attribute value).
* <p/>
* This will always result in a String attribute value. It is only used if no {@link #attributeBuilder} is given.
*
* @param expression attribute expression in Spring Expression Language
*/
public void setExpression(String expression) {
this.expression = expression;
}
}