/**
* @param mapping
* @param target
* @return The supplied mapping if it remains incomplete, else a new mapping mapped via the
* delegate
*/
public MappingOperation<?, ?> setTarget(
final MappingOperation<?, ?> mapping, final Model target) {
if (mapping.getType() == null) {
((MappingPlaceholder) mapping).setTarget(target);
}
return update(mapping, mapping.getSource(), target, MAPPING_TARGET);
}
/**
* @param mapping
* @param source
* @return The supplied mapping if it remains incomplete, else a new mapping mapped via the
* delegate
*/
public MappingOperation<?, ?> setSource(
final MappingOperation<?, ?> mapping, final Object source) {
if (mapping.getType() == null) {
((MappingPlaceholder) mapping).setSource(source);
}
return update(mapping, source, (Model) mapping.getTarget(), MAPPING_SOURCE);
}
/**
* @param mapping
* @param language
* @param expression
* @return The supplied mapping if it remains incomplete, else a new mapping mapped via the
* delegate
*/
public MappingOperation<?, ?> setSourceExpression(
final MappingOperation<?, ?> mapping, final String language, final String expression) {
if (mapping.getType() == null) {
((MappingPlaceholder) mapping).setSource(new ExpressionPlaceholder(language, expression));
} else {
delegate.removeMapping(mapping);
}
return update(mapping, language, expression, (Model) mapping.getTarget(), MAPPING_SOURCE);
}