/** @see de.unika.ipd.grgen.ir.Expression#collectNeededEntities() */
public void collectNeededEntities(NeededEntities needs) {
if (owner != null) {
if (!isGlobalVariable(owner) && !(owner.getType() instanceof MatchType)) {
if (owner instanceof GraphEntity) needs.addAttr((GraphEntity) owner, member);
else needs.add((Variable) owner);
}
} else {
ownerExpr.collectNeededEntities(needs);
}
}
