public void jsonParser() {
int iterator = 0;
Manager manager = Manager.getInstance(); // Create the object of singleton
Element jacksonElement = new Element();
JsonFactory jsonFactory = new JsonFactory();
try {
File f = new File(FileDownload.getFileName());
JsonParser parser = jsonFactory.createParser(f);
// Parse the file by Jackson parser
while (!parser.isClosed()) {
JsonToken jsonToken = parser.nextToken();
if (JsonToken.FIELD_NAME.equals(jsonToken)) {
String fieldName = parser.getCurrentName();
jsonToken = parser.nextToken();
// The JSON file has the next fields:
// location,date,name and object stock (this object
// includes:name,bid,id,visible,minPrice,maxPrice)
if ("location".equals(fieldName)) {
manager.setLocation(parser.getValueAsString());
}
if ("date".equals(fieldName)) {
manager.setDate(parser.getValueAsString());
}
if ("name".equals(fieldName) && (parser.getValueAsString().equals("Moscow Stock")))
manager.setName(parser.getValueAsString());
if ("bid".equals(fieldName)) {
jacksonElement.setBid(parser.getValueAsDouble());
iterator++;
} else if ("id".equals(fieldName)) {
jacksonElement.setId(parser.getValueAsInt());
iterator++;
} else if ("name".equals(fieldName)
&& (!parser.getValueAsString().equals("Moscow Stock"))) {
jacksonElement.setName(
parser.getValueAsString().substring(0, parser.getValueAsString().length() - 4));
iterator++;
} else if ("minPrice".equals(fieldName)) {
jacksonElement.setMinPrice(parser.getValueAsDouble());
iterator++;
} else if ("maxPrice".equals(fieldName)) {
jacksonElement.setMaxPrice(parser.getValueAsDouble());
iterator++;
} else if ("visible".equals(fieldName)) {
jacksonElement.setVisible(parser.getValueAsBoolean());
iterator++;
}
if (iterator == 6) {
manager.setJsonList(jacksonElement); // add the data to the list
jacksonElement = new Element();
iterator = 0;
}
}
}
} catch (JsonParseException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
