Exemplo n.º 1
0
  public void initialize(Pattern parameters) {
    Pattern.Flag flags[] = parameters.flags();
    int intFlag = 0;
    for (Pattern.Flag flag : flags) {
      intFlag = intFlag | flag.getValue();
    }

    try {
      pattern = java.util.regex.Pattern.compile(parameters.regexp(), intFlag);
    } catch (PatternSyntaxException e) {
      throw new IllegalArgumentException("Invalid regular expression.", e);
    }
  }
  public static void buildValidatorAttribute(
      String validatorAttrValue,
      AbstractUITag tag,
      ValueStack stack,
      HttpServletRequest req,
      UIBean uiBean) {
    Map<String, Object> dynamicAttributes = new HashMap<String, Object>();
    if (validatorAttrValue == null) {
      Map<String, Object> validator = new HashMap<String, Object>();
      Map<String, String> messages = new HashMap<String, String>();
      CompoundRoot rootList = stack.getRoot();
      Object entity = null;
      Object controller = null;
      for (Object obj : rootList) {
        if (obj instanceof Persistable) {
          entity = obj;
        } else if (obj instanceof ActionSupport) {
          controller = obj;
        }
      }

      if (entity != null) {
        try {
          String tagName = tag.name;
          Method method =
              OgnlRuntime.getGetMethod(
                  (OgnlContext) stack.getContext(), entity.getClass(), tagName);
          if (method == null) {
            String[] tagNameSplits = StringUtils.split(tagName, ".");
            if (tagNameSplits.length >= 2) {
              Class<?> retClass = entity.getClass();
              for (String tagNameSplit : tagNameSplits) {
                method =
                    OgnlRuntime.getGetMethod(
                        (OgnlContext) stack.getContext(), retClass, tagNameSplit);
                if (method != null) {
                  retClass = method.getReturnType();
                }
              }
              if (method == null) {
                retClass = controller.getClass();
                for (String tagNameSplit : tagNameSplits) {
                  method =
                      OgnlRuntime.getGetMethod(
                          (OgnlContext) stack.getContext(), retClass, tagNameSplit);
                  if (method != null) {
                    retClass = method.getReturnType();
                  }
                }
              }
            }
          }

          if (method != null) {
            Column column = method.getAnnotation(Column.class);
            if (column != null) {
              if (column.nullable() == false) {
                if (tag.requiredLabel == null) {
                  uiBean.setRequiredLabel("true");
                }
              }
              if (column.unique() == true) {
                validator.put("unique", "true");
              }
            }

            Class<?> retType = method.getReturnType();
            if (retType == LocalDate.class) {
              validator.put("date", true);
              validator.put("dateISO", true);
            } else if (retType == LocalDateTime.class) {
              validator.put("timestamp", true);
            } else if (retType == DateTime.class || retType == Date.class) {
              JsonSerialize jsonSerialize = method.getAnnotation(JsonSerialize.class);
              if (jsonSerialize != null) {
                if (JodaDateJsonSerializer.class == jsonSerialize.using()
                    || DateJsonSerializer.class == jsonSerialize.using()) {
                  validator.put("date", true);
                  validator.put("dateISO", true);
                } else if (JodaDateTimeJsonSerializer.class == jsonSerialize.using()
                    || DateTimeJsonSerializer.class == jsonSerialize.using()) {
                  validator.put("timestamp", true);
                }
              }
            } else if (retType == BigDecimal.class) {
              validator.put("number", true);
            } else if (retType == Integer.class) {
              validator.put("number", true);
              validator.put("digits", true);
            } else if (retType == Long.class) {
              validator.put("number", true);
              validator.put("digits", true);
            }

            Size size = method.getAnnotation(Size.class);
            if (size != null) {
              if (size.min() > 0) {
                validator.put("minlength", size.min());
              }
              if (size.max() < Integer.MAX_VALUE) {
                validator.put("maxlength", size.max());
              }
            }

            Email email = method.getAnnotation(Email.class);
            if (email != null) {
              validator.put("email", true);
            }

            Pattern pattern = method.getAnnotation(Pattern.class);
            if (pattern != null) {
              validator.put("regex", pattern.regexp());
              String message = pattern.message();
              if (!"{javax.validation.constraints.Pattern.message}".equals(message)) {
                messages.put("regex", message);
              }
            }
          }
        } catch (IntrospectionException e) {
          e.printStackTrace();
        } catch (OgnlException e) {
          e.printStackTrace();
        }
      }

      if (validator.size() > 0) {
        try {
          if (messages.size() > 0) {
            validator.put("messages", messages);
          }
          String json = mapper.writeValueAsString(validator);
          json = json.replaceAll("\\\"", "'");
          dynamicAttributes.put("validator", json);
          uiBean.setDynamicAttributes(dynamicAttributes);
        } catch (JsonProcessingException e) {
          e.printStackTrace();
        }
      }
    } else {
      dynamicAttributes.put("validator", validatorAttrValue);
      uiBean.setDynamicAttributes(dynamicAttributes);
    }
  }