依赖alibaba fastjson
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.60</version>
</dependency>
转换InputStream到String
return new BufferedReader(new InputStreamReader(inputStream))
.lines().collect(Collectors.joining(System.lineSeparator()));
转换String 到Java对象
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
ObjectMappter objectMappter = new ObjectMappter();
T t = objectMappter.readValue("String", new TypeReference<T>(){
});