package org.opennms.core.criteria.restrictions; public class NotNullRestriction extends AttributeRestriction { public NotNullRestriction(final String attribute) { super(RestrictionType.NOTNULL, attribute); } @Override public void visit(final RestrictionVisitor visitor) { visitor.visitNotNull(this); } @Override public String toString() { return "NotNullRestriction [attribute=" + getAttribute() + "]"; } }