private void importActivity(JSONObject activity, String portal_image_url) {
   // System.out.println(activity.toString());
   try {
     JSONObject member = activity.getJSONObject("member");
     if (member.containsKey("id")) {
       String title =
           activity.getString("body").replace(activity.getString("image_large_url"), "").trim();
       DBObject photo = new BasicDBObject();
       photo.put("portal_image_url", portal_image_url);
       if (mPhotoCollection.count(photo) > 0) {
         System.err.println(portal_image_url + " already exists");
         return;
       } else {
         System.out.println("Inserting " + portal_image_url);
       }
       String imageSourceUrl =
           Config.PORTAL_URL.startsWith("http:")
               ? portal_image_url.replace("https://", "http://")
               : portal_image_url;
       BufferedImage[] images = ImageUtil.convertImage(new URL(imageSourceUrl));
       if (images == null) {
         System.err.println(portal_image_url + " corrupted");
         return;
       }
       saveThumbnailImages(photo, images, "/" + getFileId(portal_image_url) + ".png");
       photo.put("uploader_user_id", member.getString("id"));
       photo.put("title", title);
       Object exifObj = getExifData(portal_image_url);
       Date date = null;
       if (exifObj instanceof JSONObject) {
         JSONObject exif = (JSONObject) exifObj;
         if (exif.containsKey("date")) {
           try {
             date = FORMAT_DATE_ISO.parse(exif.getString("date"));
           } catch (ParseException e) {
             e.printStackTrace();
           }
         }
         if (exif.containsKey("location")) {
           photo.put("exif_location", exif.getJSONArray("location"));
         }
       }
       if (date == null && activity.containsKey("created_at")) {
         try {
           date = FORMAT_DATE.parse(activity.getString("created_at"));
         } catch (ParseException e) {
           e.printStackTrace();
         }
       }
       if (date != null) {
         photo.put("exif_date", date);
       }
       mPhotoCollection.insert(photo);
       // System.out.println(photo);
       // System.out.println();
     }
   } catch (JSONException | MalformedURLException e) {
     e.printStackTrace();
   }
 }
 private static String getImageURL(JSONObject activity) {
   String result = null;
   try {
     Object image_url = activity.get("image_large_url");
     if (image_url instanceof String
         && !image_url.toString().endsWith("/no_image.gif")
         && activity.containsKey("member")) {
       result = (String) image_url;
       if (!result.matches("^https?://.*")) {
         result = Config.PORTAL_ROOT + result;
       }
     }
   } catch (Exception e) {
     e.printStackTrace();
   }
   return result;
 }
  protected boolean validateValue(
      Class<?> beanClazz, String name, JSONObject jsonObj, ValidationException validationException)
      throws JSONException {
    boolean rightValue = true;

    try {
      Field field = beanClazz.getDeclaredField(name);
      Annotation[] annotations = field.getDeclaredAnnotations();

      ArrayList<Annotation> validators = new ArrayList<Annotation>();
      boolean inputRequired = false;
      for (Annotation annotation : annotations) {

        if (AnnotationValidator.isValidationAnnotation(annotation)) {
          validators.add(annotation);
        }

        if (!inputRequired) {
          if (annotation instanceof com.maxiaohua.genealogy.fw.core.validator.type.NotNull
              || annotation instanceof com.maxiaohua.genealogy.fw.core.validator.type.NotEmpty) {
            inputRequired = true;
          } else if (annotation instanceof MultiField) {
            MultiField multiField = (MultiField) annotation;
            if (multiField
                .validator()
                .equals(com.maxiaohua.genealogy.fw.core.validator.type.NotAllEmpty.class)) {
              inputRequired = true;
            }
          }
        }
      }

      boolean sitei = jsonObj.containsKey(name);

      if (inputRequired || (sitei && jsonObj.get(name) != null)) {

        Collections.sort(
            validators,
            new Comparator<Annotation>() {
              public int compare(Annotation arg0, Annotation arg1) {
                int result = -1;
                try {
                  Integer junban0 =
                      (Integer) arg0.getClass().getDeclaredMethod(KEY_JUNBAN).invoke(arg0);
                  Integer junban2 =
                      (Integer) arg1.getClass().getDeclaredMethod(KEY_JUNBAN).invoke(arg1);
                  result = junban0.compareTo(junban2);
                } catch (NoSuchMethodException nsme) {
                  errorLogger.writeErrorLog(nsme.getMessage());
                  appLogger.error(nsme.getMessage(), nsme);
                  debugLogger.error(nsme.getMessage(), nsme);
                } catch (InvocationTargetException ite) {
                  errorLogger.writeErrorLog(ite.getMessage());
                  appLogger.error(ite.getMessage(), ite);
                  debugLogger.error(ite.getMessage(), ite);

                } catch (IllegalAccessException iae) {
                  errorLogger.writeErrorLog(iae.getMessage());
                  appLogger.error(iae.getMessage(), iae);
                  debugLogger.error(iae.getMessage(), iae);
                }
                return result;
              }
            });

        for (Annotation annotation : validators) {

          if (annotation instanceof MultiField) {
            MultiField multiField = (MultiField) annotation;
            String[] fieldNames = multiField.others();
            if (fieldNames != null) {

              Object[] values = new Object[fieldNames.length + 1];
              if (sitei) {
                values[0] = jsonObj.get(name);
              }
              for (int i = 0; i < fieldNames.length; i++) {
                if (jsonObj.containsKey(fieldNames[i])) {
                  values[i + 1] = jsonObj.get(fieldNames[i]);
                }
              }

              AnnotationValidator validator = AnnotationValidationUtil.validate(values, annotation);

              if (validator != null) {

                String errorCode = validator.getErrorCode();
                String fieldBungen = beanClazz.getName() + "." + name;
                Alias alias = (Alias) field.getAnnotation(Alias.class);
                if (alias != null) {
                  fieldBungen = alias.value();
                }
                String[] parameters = null;
                String[] ps = validator.getMsgParameters();
                if (ps == null) {
                  parameters = new String[2];
                  parameters[0] = fieldBungen;
                  StringBuffer othersBungen = new StringBuffer();
                  for (int i = 0; i < fieldNames.length; i++) {
                    try {
                      String bungen = beanClazz.getName() + "." + name;
                      Field f = beanClazz.getDeclaredField(fieldNames[i]);
                      Alias a = (Alias) f.getAnnotation(Alias.class);
                      if (a != null) {
                        bungen = a.value();
                      }
                      if (i == 0) {
                        othersBungen.append(bungen);
                      } else {
                        othersBungen.append(",").append(bungen);
                      }
                    } catch (NoSuchFieldException nsfe) {
                      nsfe.printStackTrace();
                    }
                  }
                  parameters[1] = othersBungen.toString();
                } else {
                  parameters = new String[ps.length + 1];
                  parameters[0] = fieldBungen;
                  for (int i = 0; i < ps.length; i++) {
                    parameters[i + 1] = ps[i];
                  }
                }

                validationException.addValidationException(errorCode, parameters, null);
                rightValue = false;
              }
            }
          } else {
            Object value = null;
            if (sitei) {
              value = jsonObj.get(name);
            }

            AnnotationValidator validator = AnnotationValidationUtil.validate(value, annotation);

            if (validator != null) {

              String errorCode = validator.getErrorCode();
              String fieldBungen = beanClazz.getName() + "." + name;
              Alias alias = (Alias) field.getAnnotation(Alias.class);
              if (alias != null) {
                fieldBungen = alias.value();
              }
              String[] parameters = null;
              String[] ps = validator.getMsgParameters();
              if (ps == null) {
                parameters = new String[] {fieldBungen};
              } else {
                parameters = new String[ps.length + 1];
                parameters[0] = fieldBungen;
                for (int i = 0; i < ps.length; i++) {
                  parameters[i + 1] = ps[i];
                }
              }

              validationException.addValidationException(errorCode, parameters, null);
              rightValue = false;
            }
          }

          if (!rightValue) {
            break;
          }
        }
      }
    } catch (NoSuchFieldException nsfe) {

    }

    return rightValue;
  }
  protected Object parseBean(
      JSONObject jsonObj, Class<?> beanClazz, ValidationException validationException)
      throws IntrospectionException, IllegalAccessException, InstantiationException, JSONException,
          InvocationTargetException, ParseException {
    if (beanClazz == null) {

      throw new AJAXParserException("No specific class type.");
    }
    if (jsonObj == null) {

      return null;
    }

    BeanInfo info = Introspector.getBeanInfo(beanClazz);
    PropertyDescriptor[] propDescriptors = info.getPropertyDescriptors();

    Object instance = beanClazz.newInstance();
    for (PropertyDescriptor property : propDescriptors) {
      String name = property.getName();
      Class<?> propClazz = property.getPropertyType();
      if (Class.class.equals(propClazz)) {

        continue;
      }

      Method setter = property.getWriteMethod();
      if (setter == null) {

        continue;
      }

      if ((propClazz.equals(java.sql.Date.class)
              || propClazz.equals(java.sql.Time.class)
              || propClazz.equals(java.sql.Timestamp.class)
              || propClazz.equals(java.util.Date.class))
          && jsonObj.containsKey(name)) {
        Object tempValue = jsonObj.get(name);
        if (tempValue != null && StringUtil.isEmpty(tempValue.toString())) {
          tempValue = null;
          jsonObj.put(name, tempValue);
        }
      }

      if (validateValue(beanClazz, name, jsonObj, validationException)
          && jsonObj.containsKey(name)) {

        Object nestObj = null;

        if (isServiceBeanType(propClazz)) {
          JSONObject jsonObjPropValue = jsonObj.getJSONObject(name);
          nestObj = parseBean(jsonObjPropValue, propClazz, validationException);
        } else if (isBasicType(propClazz)) {

          Object jsonObjPropValue = jsonObj.get(name);
          nestObj =
              parseBasic(jsonObjPropValue == null ? null : jsonObjPropValue.toString(), propClazz);
        } else if (propClazz.isArray()) {
          if (jsonObj.get(name) == null) {
            continue;
          }
          JSONArray jsonArrPropValue = jsonObj.getJSONArray(name);
          nestObj = parseArray(jsonArrPropValue, propClazz.getComponentType(), validationException);
        } else if (List.class.isAssignableFrom(propClazz)) {
          if (jsonObj.get(name) == null) {
            continue;
          }
          Type genericType = property.getReadMethod().getGenericReturnType();
          JSONArray jsonArrPropValue = jsonObj.getJSONArray(name);
          nestObj = parseList(jsonArrPropValue, propClazz, genericType, validationException);
        } else if (Map.class.isAssignableFrom(propClazz)) {
          Type genericType = property.getReadMethod().getGenericReturnType();
          JSONObject jsonObjPropValue = jsonObj.getJSONObject(name);
          nestObj = parseMap(jsonObjPropValue, propClazz, genericType, validationException);
        } else if (java.lang.Object.class.equals(propClazz)) {

          nestObj = jsonObj.getJSONObject(name);
        } else {
          nestObj = null;
        }

        setter.invoke(instance, new Object[] {nestObj});
      }
    }

    return instance;
  }
  public void settingFromJSON(JSONObject json) {
    jsonParams = json;
    try {
      JSONObject ldplParams = json.getJSONObject(LDPLParameters);
      JSONObject gpParams = json.getJSONObject(GPParameters);
      JSONObject optJSON = json.getJSONObject(OPTIONS);

      // LDPLParameters
      double n = ldplParams.getDouble("n");
      double A = ldplParams.getDouble("A");
      double fa = ldplParams.getDouble("fa");
      double fb = ldplParams.getDouble("fb");
      if (ldplParams.containsKey(HDIFF)) {
        double hDiff = ldplParams.getDouble(HDIFF);
        this.setParams(new double[] {n, A, fa, fb});
        this.setHDiff(hDiff);
      }

      // GPParamters
      JSONArray jarray = gpParams.getJSONArray("lengthes");
      lengthes = JSONUtils.array1DfromJSONArray(jarray);
      stdev = gpParams.getDouble("sigmaP");
      sigmaN = gpParams.getDouble("sigmaN");

      boolean useMask = (gpParams.getInt("useMask") == 1);
      int optConstVar = gpParams.getInt("constVar");

      gpLDPL.setUseMask(useMask);
      gpLDPL.setOptConstVar(optConstVar);

      // Options
      doHyperParameterOptimize = optJSON.optBoolean("optimizeHyperParameters");
      if (!doHyperParameterOptimize) {
        doHyperParameterOptimize = optJSON.optInt("optimizeHyperParameters") == 1;
      }

      // Optional variables
      if (gpParams.containsKey(ARRAYS)) {
        JSONObject jobjArrays = gpParams.getJSONObject(ARRAYS);
        gpLDPL.fromJSON(jobjArrays);
      }
      if (json.containsKey(LIKELIHOOD_MODEL)) {
        JSONObject likelihoodJSON = json.getJSONObject(LIKELIHOOD_MODEL);
        LikelihoodModel likelihoodModel = LikelihoodModelFactory.create(likelihoodJSON);
        gpLDPL.setLikelihoodModel(likelihoodModel);
      } else {
        System.out.println("The key for [" + LIKELIHOOD_MODEL + "] was not found.");
      }

      if (json.containsKey(BEACON_FILTER)) {
        JSONObject bfJSON = json.getJSONObject(BEACON_FILTER);
        BeaconFilter bf = BeaconFilterFactory.create(bfJSON);
        beaconFilter = bf;
      } else {
        System.out.println("The key for [" + BEACON_FILTER + "] was not found.");
      }

    } catch (JSONException e) {
      e.printStackTrace();
    }
  }