private StructuredGraph parseAndProcess(String snippet) {
StructuredGraph graph = parse(snippet);
LocalNode local = graph.getNodes(LocalNode.class).first();
ConstantNode constant = ConstantNode.forInt(0, graph);
for (Node n : local.usages().filter(isNotA(FrameState.class)).snapshot()) {
n.replaceFirstInput(local, constant);
}
Map<Invoke, Double> hints = new HashMap<>();
for (Invoke invoke : graph.getInvokes()) {
hints.put(invoke, 1000d);
}
Assumptions assumptions = new Assumptions(false);
new InliningPhase(
runtime(),
hints,
replacements,
assumptions,
null,
getDefaultPhasePlan(),
OptimisticOptimizations.ALL)
.apply(graph);
new CanonicalizerPhase.Instance(runtime(), assumptions, true).apply(graph);
new DeadCodeEliminationPhase().apply(graph);
return graph;
}
/**
* Initializer for a SQLBooleanConstantNode.
*
* @param newValue A String containing the value of the constant: true, false, unknown
* @exception StandardException
*/
public void init(Object newValue) throws StandardException {
String strVal = (String) newValue;
Boolean val = null;
if ("true".equalsIgnoreCase(strVal)) val = Boolean.TRUE;
else if ("false".equalsIgnoreCase(strVal)) val = Boolean.FALSE;
/*
** RESOLVE: The length is fixed at 1, even for nulls.
** Is that OK?
*/
/* Fill in the type information in the parent ValueNode */
super.init(TypeId.BOOLEAN_ID, Boolean.TRUE, 1);
setValue(val);
}