/** Perform necessary actions upon seeing the ConstructorDecl <code>cd</code>. */ protected void finishConstructorDecl( FlowGraph graph, ConstructorDecl cd, DataFlowItem dfIn, DataFlowItem dfOut) { ConstructorInstance ci = cd.constructorInstance(); // we need to set currCBI.fieldsConstructorInitializes correctly. // It is meant to contain the non-static final fields that the // constructor ci initializes. // // Note that dfOut.initStatus contains only the MinMaxInitCounts // for _normal_ termination of the constructor (see the // method confluence). This means that if dfOut says the min // count of the initialization for a final non-static field // is one, and that is different from what is recoreded in // currCBI.currClassFinalFieldInitCounts (which is the counts // of the initializations performed by initializers), then // the constructor does indeed initialize the field. Set s = new HashSet(); // go through every final non-static field in dfOut.initStatus Iterator iter = dfOut.initStatus.entrySet().iterator(); while (iter.hasNext()) { Entry e = (Entry) iter.next(); if (e.getKey() instanceof FieldInstance && ((FieldInstance) e.getKey()).flags().isFinal() && !((FieldInstance) e.getKey()).flags().isStatic()) { // we have a final non-static field FieldInstance fi = (FieldInstance) e.getKey(); MinMaxInitCount initCount = (MinMaxInitCount) e.getValue(); MinMaxInitCount origInitCount = (MinMaxInitCount) currCBI.currClassFinalFieldInitCounts.get(fi); if (initCount.getMin() == InitCount.ONE && (origInitCount == null || origInitCount.getMin() == InitCount.ZERO)) { // the constructor initialized this field s.add(fi); } } } if (!s.isEmpty()) { currCBI.fieldsConstructorInitializes.put(ci, s); } }