// $Id: CaseNode.java 7460 2005-07-12 20:27:29Z steveebersole $
package org.hibernate.hql.ast.tree;
import org.hibernate.hql.ast.util.ColumnHelper;
import org.hibernate.type.Type;
import antlr.SemanticException;
/**
* Represents a case ... when .. then ... else ... end expression in a select.
*
* @author Gavin King
*/
public class CaseNode extends AbstractSelectExpression implements SelectExpression {
public Type getDataType() {
return getFirstThenNode().getDataType();
}
private SelectExpression getFirstThenNode() {
return (SelectExpression) getFirstChild().getFirstChild().getNextSibling();
}
public void setScalarColumnText(int i) throws SemanticException {
ColumnHelper.generateSingleScalarColumn( this, i );
}
}
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