Exemplo n.º 1
0
 private static void unwrap(final List<MarshalledMessage> messages, final JSONArray val) {
   for (int i = 0; i < val.size(); i++) {
     final JSONValue v = val.get(i);
     if (v.isArray() != null) {
       unwrap(messages, v.isArray());
     } else {
       messages.add(new MarshalledMessageImpl((JSONObject) v));
     }
   }
 }
 static JSONArray asArray(JSONValue value) {
   JSONArray array = value.isArray();
   if (array == null) {
     throw new DecodingException("Expected a json array, but was given: " + value);
   }
   return array;
 }
Exemplo n.º 3
0
  @Override
  protected void onInit(final JSONValue data) {

    try {
      final JSONArray criteria = data.isArray();
      this.criteria.clear();

      for (int i = 0; i < criteria.size(); i++) {
        final JSONObject searchTypeJSON = criteria.get(i).isObject();
        final Map<String, Criterion> searchType = new LinkedHashMap<String, Criterion>();

        for (int j = 0; j < searchTypeJSON.get("elements").isArray().size(); j++) {
          final Criterion criterion = Criterion.readMe(j, searchTypeJSON);
          if (j == 0
              && (selectedCriterion == null && i == 0
                  || selectedCriterion != null
                      && criterion.displaytype.equalsIgnoreCase(selectedCriterion.displaytype))) {
            selectedCriterion = criterion;
            selectedCriterionHistory.put(selectedCriterion.displaytype, selectedCriterion);
          }
          searchType.put(criterion.getName(), criterion);
        }
        this.criteria.put(
            searchTypeJSON.get("displaytype").isString().stringValue().trim(), searchType);
      }
    } catch (final Exception e) {
      getLogger().severe(getClass().getName().replace("Impl", "") + ".onInit() : " + e);
    }
  }
Exemplo n.º 4
0
  public static List<MarshalledMessage> decodePayload(final String value) {
    if (value == null || value.trim().length() == 0) return Collections.emptyList();

    /**
     * We have to do a two-stage decoding of the message. We cannot fully decode the message here,
     * as we cannot be sure the destination endpoint exists within this Errai bundle. So we extract
     * the ToSubject field and send the unparsed JSON object onwards.
     */
    JSONValue val = null;

    try {
      val = JSONParser.parseStrict(value);
    } catch (ClassCastException e) {
      if (!GWT.isProdMode()) {
        System.out.println("*** working around devmode bug ***");
        val = JSONParser.parseStrict(value);
      }
    }

    if (val == null) {
      return Collections.emptyList();
    }
    final JSONArray arr = val.isArray();
    if (arr == null) {
      throw new RuntimeException("unrecognized payload" + val.toString());
    }
    final ArrayList<MarshalledMessage> list = new ArrayList<MarshalledMessage>();
    unwrap(list, arr);
    return list;
  }
  public static <KeyType, ValueType> Map<KeyType, ValueType> toMap(
      JSONValue value,
      AbstractJsonEncoderDecoder<KeyType> keyEncoder,
      AbstractJsonEncoderDecoder<ValueType> valueEncoder,
      Style style) {
    if (value == null || value.isNull() != null) {
      return null;
    }

    switch (style) {
      case DEFAULT:
      case SIMPLE:
        {
          JSONObject object = value.isObject();
          if (object == null) {
            throw new DecodingException("Expected a json object, but was given: " + value);
          }

          HashMap<KeyType, ValueType> rc = new HashMap<KeyType, ValueType>(object.size() * 2);
          for (String key : object.keySet()) {
            rc.put(keyEncoder.decode(key), valueEncoder.decode(object.get(key)));
          }
          return rc;
        }
      case JETTISON_NATURAL:
        {
          JSONObject object = value.isObject();
          if (object == null) {
            throw new DecodingException("Expected a json object, but was given: " + value);
          }
          value = object.get("entry");
          if (value == null) {
            throw new DecodingException("Expected an entry array not found");
          }
          JSONArray entries = value.isArray();
          if (entries == null) {
            throw new DecodingException("Expected an entry array, but was given: " + value);
          }

          HashMap<KeyType, ValueType> rc = new HashMap<KeyType, ValueType>(object.size() * 2);
          for (int i = 0; i < entries.size(); i++) {
            JSONObject entry = entries.get(i).isObject();
            if (entry == null)
              throw new DecodingException("Expected an entry object, but was given: " + value);
            JSONValue key = entry.get("key");
            if (key == null) throw new DecodingException("Expected an entry key field not found");
            JSONString k = key.isString();
            if (k == null)
              throw new DecodingException(
                  "Expected an entry key to be a string, but was given: " + value);
            rc.put(keyEncoder.decode(k.stringValue()), valueEncoder.decode(entry.get("value")));
          }
          return rc;
        }
      default:
        throw new UnsupportedOperationException(
            "The encoding style is not yet supported: " + style.name());
    }
  }
Exemplo n.º 6
0
 public static JSONArray parseJSONArray(String jsonText) {
   if (jsonText != null && 0 < jsonText.length()) {
     JSONValue jsonValue = JSONParser.parse(jsonText);
     if (jsonValue != null) {
       return jsonValue.isArray();
     }
   }
   return null;
 }
Exemplo n.º 7
0
 /**
  * 静态函数:根据输入的Json字符串,解析成一个完整的菜单树
  *
  * @param menuStr Json字符串
  * @return 菜单树形根节点
  */
 public static GWTMenu GetMenuList(String menuStr) {
   // 解析菜单
   JSONValue obj1 = JSONParser.parse(menuStr);
   JSONArray menuList = obj1.isArray();
   GWTMenu menu = new GWTMenu();
   for (int i = 0; i < menuList.size(); i++) {
     AddGWTMenu(menu, menuList.get(i));
   }
   return menu;
 }
  /**
   * @param jsonObj
   * @param key
   * @return
   */
  public static JSONArray getArray(final JSONObject jsonObj, final String key) {
    JSONArray ret = null; // assume failure

    if (jsonObj != null && key != null) {
      JSONValue val = jsonObj.get(key);

      if (val != null) {
        ret = val.isArray();
      }
    }

    return ret;
  }
Exemplo n.º 9
0
    private void addProperties(Response response) {
      GWT.log(response.getText(), null);
      try {
        // parse the response text into JSON
        JSONValue jsonValue = JSONParser.parse(response.getText());
        JSONArray jsonArray = jsonValue.isArray();

        if (jsonArray != null) {
          for (int index = 0; index < jsonArray.size(); index++) {
            addProperty(((JSONObject) jsonArray.get(index)), index);
          }
        } else {
          throw new JSONException("Invalid Json structure when retrieve the Sling nodes");
        }
      } catch (JSONException e) {
        e.printStackTrace();
        GWT.log("ResourceGrids - Could not parse JSON", e);
      }
    }
Exemplo n.º 10
0
 public static JSONArray jsonValueToArray(JSONValue jsonValue) {
   if (jsonValue != null) {
     return jsonValue.isArray();
   }
   return null;
 }
Exemplo n.º 11
0
 // This method assumes that the JSON value being passed is a JSON
 // non-primitive:
 // either an object or an array.
 // This helps to make this implementation as efficient as possible.
 protected String jsonNonPrimitiveToPrettyString(JSONValue jsonValue, int indentLevel) {
   StringBuffer buffer = new StringBuffer();
   // If the value in question is an object
   JSONObject jsonValueObject = jsonValue.isObject();
   if (jsonValueObject != null) {
     boolean firstKey = true;
     for (String key : jsonValueObject.keySet()) {
       if (firstKey) {
         firstKey = false;
       } else {
         buffer.append(",\n");
       }
       for (int k = 0; k < indentLevel; ++k) {
         buffer.append("  ");
       }
       buffer.append(key).append(" : ");
       JSONValue jsonObjectValue = jsonValueObject.get(key);
       if (jsonObjectValue != null) {
         if (jsonObjectValue.isObject() != null) {
           buffer
               .append("{\n")
               .append(jsonNonPrimitiveToPrettyString(jsonObjectValue, indentLevel + 1))
               .append("}");
         } else if (jsonObjectValue.isArray() != null) {
           buffer
               .append("[\n")
               .append(jsonNonPrimitiveToPrettyString(jsonObjectValue, indentLevel + 1))
               .append("]");
         } else {
           // If the object value is a primitive, just prints it,
           // there is no need for a recursive call!
           buffer.append(jsonObjectValue.toString());
         }
       }
     }
   } else if (jsonValue.isArray() != null) {
     // If the value in question is an array
     JSONArray jsonValueArray = jsonValue.isArray();
     for (int i = 0; i < jsonValueArray.size(); ++i) {
       if (0 < i) {
         buffer.append(",\n");
       }
       for (int k = 0; k < indentLevel; ++k) {
         buffer.append("  ");
       }
       JSONValue jsonArrayValue = jsonValueArray.get(i);
       if (jsonArrayValue != null) {
         if (jsonArrayValue.isObject() != null) {
           buffer
               .append("{\n")
               .append(jsonNonPrimitiveToPrettyString(jsonArrayValue, indentLevel + 1))
               .append("}");
         } else if (jsonArrayValue.isArray() != null) {
           buffer
               .append("[\n")
               .append(jsonNonPrimitiveToPrettyString(jsonArrayValue, indentLevel + 1))
               .append("]");
         } else {
           // If the object value is a primitive, just prints it,
           // there is no need for a recursive call!
           buffer.append(jsonArrayValue.toString());
         }
       }
     }
   }
   return buffer.toString();
 }