Fastjson Api Compare
2022-05-06 15:13 更新
License & Project URL
License | URL | |
---|---|---|
Fastjson | Apaceh 2.0 | https://github.com/alibaba/fastjson |
Gson | Apaceh 2.0 | https://github.com/google/gson |
Jackson | Apaceh 2.0 | https://github.com/FasterXML/jackson-core |
Maven
fastjson
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.2.11</version>
</dependency>
fastjson-android
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>fastjson</artifactId>
<version>1.1.51.android</version>
</dependency>
jackson
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.7.3</version>
</dependency>
gson
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.6.2</version>
</dependency>
API
Fastjson parse Tree
import com.alibaba.fastjson.*;
JSONObject jsonObj = JSON.parseObject(jsonStr);
Fastjson parse POJO
import com.alibaba.fastjson.JSON;
Model model = JSON.parseObject(jsonStr, Model.class);
Fastjson parse POJO Generic
import com.alibaba.fastjson.JSON;
Type type = new TypeReference<List<Model>>() {}.getType();
List<Model> list = JSON.parseObject(jsonStr, type);
Fastjson convert POJO to json string
import com.alibaba.fastjson.JSON;
Model model = ...;
String jsonStr = JSON.toJSONString(model);
Fastjson convert POJO to json bytes
import com.alibaba.fastjson.JSON;
Model model = ...;
byte[] jsonBytes = JSON.toJSONBytes(model);
Fastjson write POJO as json string to OutputStream
import com.alibaba.fastjson.JSON;
Model model = ...;
OutputStream os;
JSON.writeJSONString(os, model);
Fastjson write POJO as json string to Writer
import com.alibaba.fastjson.JSON;
Model model = ...;
Writer writer = ...;
JSON.writeJSONString(writer, model);
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