Examples with TopologicalOrderIterator org.jgrapht.traverse.TopologicalOrderIterator used on opensource projects

Example 11 with TopologicalOrderIterator

use of org.jgrapht.traverse.TopologicalOrderIterator in project jop by jop-devel.

the class WCAInvoker method runAnalysis.

// /////////////////////////////////////////////////////////////////////////////
// Private methods
// /////////////////////////////////////////////////////////////////////////////
private Set<MethodInfo> runAnalysis(DirectedGraph<ExecutionContext, ContextEdge> reversed) {
    // Phew. The WCA only runs on acyclic callgraphs, we can therefore assume the
    // reversed graph to be a DAG
    TopologicalOrderIterator<ExecutionContext, ContextEdge> topOrder = new TopologicalOrderIterator<ExecutionContext, ContextEdge>(reversed);
    Set<MethodInfo> changed = new LinkedHashSet<MethodInfo>();
    while (topOrder.hasNext()) {
        ExecutionContext node = topOrder.next();
        // At times like this I really wish Java would have type aliases ..
        RecursiveWcetAnalysis<AnalysisContextLocal>.LocalWCETSolution sol = recursiveAnalysis.computeSolution(node.getMethodInfo(), new AnalysisContextLocal(cacheApproximation, node.getCallString()));
        wcaNodeFlow.put(node, sol.getNodeFlowVirtual());
        // TODO some logging would be nice, keep target-method WCET for comparison of speedup
        if (node.getMethodInfo().equals(wcetTool.getTargetMethod())) {
            lastWCET = sol.getCost().getCost();
            logger.info("WCET: " + lastWCET);
        }
        changed.add(node.getMethodInfo());
    }
    return changed;
}