Exemplo n.º 1
0
  public <T extends AbstractDbEntity> String buildJsonStringByTypeAndId(long Id, Class<T> type) {
    String result = "";

    T DBobject = objectsController.select(type, Id);
    if (DBobject == null) {
      return result;
    }
    // may return null
    JsonObjectBuilder transJOB;

    try {
      transJOB = JsonObjectFiller.getJsonObjectBuilderFromClassInstance(DBobject);
    } catch (IllegalArgumentException | IllegalAccessException e) {
      return result;
    }

    JsonObject JObject = transJOB.build();

    Map<String, Boolean> config = new HashMap<>();
    config.put(JsonGenerator.PRETTY_PRINTING, true);
    JsonWriterFactory factory = Json.createWriterFactory(config);

    // http://blog.eisele.net/2013/02/test-driving-java-api-for-processing.html
    StringWriter sw = new StringWriter();
    try (JsonWriter jw = factory.createWriter(sw)) {
      jw.writeObject(JObject);
    }

    result = sw.toString();

    return result;
  }
Exemplo n.º 2
0
  public String JSonObjectBuilderToString(JsonObjectBuilder transJOB) {
    String returnString = "";

    JsonObject JObject = transJOB.build();

    Map<String, Boolean> config = new HashMap<>();
    config.put(JsonGenerator.PRETTY_PRINTING, true);
    JsonWriterFactory factory = Json.createWriterFactory(config);

    // http://blog.eisele.net/2013/02/test-driving-java-api-for-processing.html
    StringWriter sw = new StringWriter();
    try (JsonWriter jw = factory.createWriter(sw)) {
      jw.writeObject(JObject);
    }

    returnString = sw.toString();

    return returnString;
  }
Exemplo n.º 3
0
 @Override
 public JsonResource setContents(JsonStructure structure) {
   if (structure == null) throw new IllegalArgumentException("JsonStructure must not be null.");
   try {
     if (!exists()) {
       getParent().mkdirs();
       if (!createNewFile()) {
         throw new IOException("Failed to create file: " + getUnderlyingResourceObject());
       }
     }
     JsonWriterFactory writerFactory =
         Json.createWriterFactory(Collections.singletonMap(JsonGenerator.PRETTY_PRINTING, true));
     try (OutputStream out =
             getFileOperations().createOutputStream(getUnderlyingResourceObject());
         JsonWriter writer = writerFactory.createWriter(out)) {
       writer.write(structure);
     }
   } catch (IOException e) {
     throw new ResourceException("Error while setting the Json contents", e);
   }
   return this;
 }