来源:andyoung.blog.csdn.net/article/details/127755025
在Java的世界中,Http客户端之前一直是Apache家的HttpClient占据主导,但是由于此包较为庞大,API又比较难用,因此并不使用很多场景。而新兴的OkHttp、Jodd-http固然好用,但是面对一些场景时,学习成本还是有一些的。
很多时候,我们想追求轻量级的Http客户端,并且追求简单易用。而OKHttp是一套处理 HTTP 网络请求的依赖库,由 Square 公司设计研发并开源,目前可以在 Java 和 Kotlin 中使用。
对于 Android App来说,OkHttp 现在几乎已经占据了所有的网络请求操作,对于服务器端请求外部接口也是必备的选择 。针对OKHttp,OkHttpUtil做了一层封装,使Http请求变得无比简单。
<dependency>
<groupId>io.github.admin4jgroupId>
<artifactId>httpartifactId>
<version>0.4.0version>
dependency>
最简单的使用莫过于用HttpUtil工具类快速请求某个接口:
Response response = HttpUtil.get("https://github.com/search", Pair.of("q", "okhttp"));
System.out.println("response = " + response);
Response post = HttpUtil.post("https://oapi.dingtalk.com/robot/send?access_token=27f5954ab60ea8b2e431ae9101b1289c138e85aa6eb6e3940c35ee13ff8b6335", "{\"msgtype\": \"text\",\"text\": {\"content\":\"【反馈提醒】我就是我, 是不一样的烟火\"}}");
System.out.println("post = " + post);
Map formParams = new HashMap<>(16);
formParams.put("username", "admin");
formParams.put("password", "admin123");
Response response = HttpUtil.postForm("http://192.168.1.13:9100/auth/login",
formParams
);
System.out.println("response = " + response);
返回格式为JSON的 可以使用 HttpJsonUtil 自动返回JsonObject
JSONObject object=HttpJsonUtil.get("https://github.com/search",
Pair.of("q","http"),
Pair.of("username","agonie201218"));
System.out.println("object = "+object);
File file=new File("C:\\Users\\andanyang\\Downloads\\Sql.txt");
Map<String, Object> formParams=new HashMap<>();
formParams.put("key","test");
formParams.put("file",file);
formParams.put("token","WXyUseb-D4sCum-EvTIDYL-mEehwDtrSBg-Zca7t:qgOcR2gUoKmxt-VnsNb657Oatzo=:eyJzY29wZSI6InpoYW56aGkiLCJkZWFkbGluZSI6MTY2NTMwNzUxNH0=");
Response response=HttpUtil.upload("https://upload.qiniup.com/",formParams);
System.out.println(response);
HttpUtil.down("https://gitee.com/admin4j/common-http","path/");
# get
Response response=HttpRequest.get("https://search.gitee.com/?skin=rec&type=repository")
.queryMap("q","admin4j")
.header(HttpHeaderKey.USER_AGENT,"admin4j")
.execute();
System.out.println("response = "+response);
# post form
Response response=HttpRequest.get("http://192.168.1.13:9100/auth/login")
.queryMap("q","admin4j")
.header(HttpHeaderKey.USER_AGENT,"admin4j")
.form("username","admin")
.form("password","admin123")
.execute();
System.out.println("response = "+response);
16:49:14.092[main]DEBUG io.github.admin4j.http.core.HttpLogger- -->GET http://192.168.1.13:9100/auth/login?q=admin4j http/1.1
16:49:14.094[main]DEBUG io.github.admin4j.http.core.HttpLogger-User-Agent:admin4j
16:49:14.094[main]DEBUG io.github.admin4j.http.core.HttpLogger-Host:192.168.1.13:9100
16:49:14.094[main]DEBUG io.github.admin4j.http.core.HttpLogger-Connection:Keep-Alive
16:49:14.094[main]DEBUG io.github.admin4j.http.core.HttpLogger-Accept-Encoding:gzip
16:49:14.094[main]DEBUG io.github.admin4j.http.core.HttpLogger- -->END GET
16:49:14.670[main]DEBUG io.github.admin4j.http.core.HttpLogger-
16:49:14.670[main]DEBUG io.github.admin4j.http.core.HttpLogger-transfer-encoding:chunked
16:49:14.670[main]DEBUG io.github.admin4j.http.core.HttpLogger-Vary:Origin
16:49:14.670[main]DEBUG io.github.admin4j.http.core.HttpLogger-Vary:Access-Control-Request-Method
16:49:14.670[main]DEBUG io.github.admin4j.http.core.HttpLogger-Vary:Access-Control-Request-Headers
16:49:14.670[main]DEBUG io.github.admin4j.http.core.HttpLogger-Vary:Origin
16:49:14.670[main]DEBUG io.github.admin4j.http.core.HttpLogger-Vary:Access-Control-Request-Method
16:49:14.670[main]DEBUG io.github.admin4j.http.core.HttpLogger-Vary:Access-Control-Request-Headers
16:49:14.671[main]DEBUG io.github.admin4j.http.core.HttpLogger-Content-Type:application/json;charset=utf-8
16:49:14.671[main]DEBUG io.github.admin4j.http.core.HttpLogger-Date:Tue,08Nov 2022 08:49:14GMT
16:49:14.671[main]DEBUG io.github.admin4j.http.core.HttpLogger-
16:49:14.671[main]DEBUG io.github.admin4j.http.core.HttpLogger-{"code":406,"msg":"Full authentication is required to access this resource"}
16:49:14.671[main]DEBUG io.github.admin4j.http.core.HttpLogger-
response=Response{protocol=http/1.1,code=200,message=OK,url=http://192.168.1.13:9100/auth/login?q=admin4j}
<dependency>
<groupId>io.github.admin4jgroupId>
<artifactId>common-http-starterartifactId>
<version>0.4.0version>
dependency>
spring 版可以对 OkHttp进行个性化配置