Method parseReader

gson/src/main/java/com/google/gson/JsonParser.java:107–120

Parses the complete JSON string provided by the reader into a parse tree. An exception is thrown if the JSON string has multiple top-level JSON elements, or if there is trailing data. <p>The JSON data is parsed in {@linkplain JsonReader#setStrictness(Strictness) lenient mode}. @param reader JSON t

(Reader reader)

   * @since 2.8.6
   */
  public static JsonElement parseReader(Reader reader) throws JsonIOException, JsonSyntaxException {
    try {
      JsonReader jsonReader = new JsonReader(reader);
      JsonElement element = parseReader(jsonReader);
      if (!element.isJsonNull() && jsonReader.peek() != JsonToken.END_DOCUMENT) {
        throw new JsonSyntaxException("Did not consume the entire document.");
      }
      return element;
    } catch (MalformedJsonException | NumberFormatException e) {
      throw new JsonSyntaxException(e);
    } catch (IOException e) {
      throw new JsonIOException(e);
    }
  }

  /**
   * Returns the next value from the JSON stream as a parse tree. Unlike the other {@code parse}