String (@NotNull DfaMemoryState state, DfaValue value) { DfType dfType = state.getDfType(value); if (dfType.equals(NULL)) { return "null"; } Object constant = dfType.getConstantOfType(Object.class); // Do not process float/double constants, as their string representation may depend on JDK version return constant instanceof String || constant instanceof Integer || constant instanceof Long || constant instanceof Boolean ? constant.toString() : null; }