public MethodControlFlowGraph(InterestingCodeFragment codeFragment) {
this.codeFragment = codeFragment;
this.start = new CFGVertice(codeFragment.getNode());
this.end = new CFGVertice(null);
this.inputEdge = new InputEdge(this.start, codeFragment);
edges.add(inputEdge);
this.vertices.add(start);
this.vertices.add(end);
this.start.addDescription("IN");