Method getSingleton

zap/src/main/java/org/zaproxy/zap/db/sql/DbSQL.java:63–68

()

    private Map<String, StatementPool> stmtPool = new HashMap<>();

    public static DbSQL getSingleton() {
        if (singleton == null) {
            singleton = new DbSQL();
        }
        return singleton;
    }

    static void reset() {
        dbProperties = null;