摘要：
数据获取类 public class GraphQLDataFetchers { private static List<Map<String, String>> books = Arrays.asList( ImmutableMap.of("id", "book-1", "name", "Harr 阅读全文
摘要：
public byte[] getFileContent(String path) { try (FileInputStream in = new FileInputStream(path); ByteArrayOutputStream bos = new ByteArrayOutputStream 阅读全文