相关疑难解决方法(0)

如何在Java或Scala中读取和写入来自/到镶木地板文件的Map <String,Object>?

寻找一个关于如何Map<String, Object>在Java或Scala中读取/ 写入镶木地板文件的简明示例?

这是预期的结构,com.fasterxml.jackson.databind.ObjectMapper 在Java中用作序列化器(即使用镶木地板寻找等效物):

public static Map<String, Object> read(InputStream inputStream) throws IOException {
    ObjectMapper objectMapper = new ObjectMapper();

    return objectMapper.readValue(inputStream, new TypeReference<Map<String, Object>>() {

    });
}

public static void write(OutputStream outputStream, Map<String, Object> map) throws IOException {
    ObjectMapper objectMapper = new ObjectMapper();

    objectMapper.writeValue(outputStream, map);        
}
Run Code Online (Sandbox Code Playgroud)

java scala avro parquet

13
推荐指数
1
解决办法
9232
查看次数

标签 统计

avro ×1

java ×1

parquet ×1

scala ×1