//
  // Return the methods of an interface in a deterministic
  // order. Class.getMethods() does not do us this favor.
  //
  private Method[] sortMethods(Class iface) throws Exception {
    Method[] raw = iface.getMethods();
    int count = raw.length;
    Method[] cooked = new Method[count];
    MethodSortable[] sortables = new MethodSortable[count];

    for (int i = 0; i < count; i++) {
      sortables[i] = new MethodSortable(raw[i]);
    }

    Arrays.sort(sortables);

    for (int i = 0; i < count; i++) {
      cooked[i] = sortables[i].getMethod();
    }

    return cooked;
  }
  // debug print the list of methods which have disappeared from the SQL interface
  private void printVanishedMethodList(HashSet<String> vanishedMethodList) {
    int count = vanishedMethodList.size();

    if (count == 0) {
      return;
    }

    println("--------------- VANISHED METHODS ------------------");
    println("--");

    String[] result = new String[count];

    vanishedMethodList.toArray(result);
    Arrays.sort(result);

    for (int i = 0; i < count; i++) {
      println(result[i]);
    }
  }
  // debug print the list of methods which throw SQLFeatureNotSupportedException
  private void printUnsupportedList(HashSet<String> unsupportedList) {
    int count = unsupportedList.size();

    if (count == 0) {
      return;
    }

    println("--------------- UNSUPPORTED METHODS ------------------");
    println("--");

    String[] result = new String[count];

    unsupportedList.toArray(result);
    Arrays.sort(result);

    for (int i = 0; i < count; i++) {
      println(result[i]);
    }
  }
  // Debug print the list of method failures which we don't understand
  private void printNotUnderstoodList(HashSet<String> notUnderstoodList) {
    int count = notUnderstoodList.size();

    if (count == 0) {
      return;
    }

    println("\n\n");
    println("--------------- NOT UNDERSTOOD METHODS ------------------");
    println("--");

    String[] result = new String[count];

    notUnderstoodList.toArray(result);
    Arrays.sort(result);

    for (int i = 0; i < count; i++) {
      println(result[i]);
    }
  }
示例#5
0
  static {
    try {
      CON_PROXY_CTOR = createProxyConstructor(ProxyConnection.class);

      Class[] argClasses = new Class[0];
      RS_CLOSE_METHOD = ResultSet.class.getMethod("close", argClasses);
      STMT_CLOSE_METHOD = Statement.class.getMethod("close", argClasses);

      CLOSE_ARGS = new Object[0];

      OBJECT_METHODS =
          Collections.unmodifiableSet(new HashSet(Arrays.asList(Object.class.getMethods())));
    } catch (Exception e) {
      // e.printStackTrace();
      logger.log(
          MLevel.SEVERE,
          "An Exception occurred in static initializer of" + C3P0PooledConnection.class.getName(),
          e);
      throw new InternalError(
          "Something is very wrong, or this is a pre 1.3 JVM."
              + "We cannot set up dynamic proxies and/or methods!");
    }
  }