如何上传base64编码图片到七牛云

POST /putb64/<Fsize>/key/<EncodedKey>/mimeType/<EncodedMimeType>/crc32/<Crc32>/x:user-var/<EncodedUserVarVal> Host: upload.qiniup.com Authorization: UpToken <UpToken> Content-Type: application/octet-stream <Base64EncodedFileContent> 

200 OK {   hash: <ETag> } 

function putb64(){   var pic = "填写你的base64后的字符串";   var url = "http://upload.qiniup.com/putb64/20264"; //非华东空间需要根据注意事项 1 修改上传域名   var xhr = new XMLHttpRequest();   xhr.onreadystatechange=function(){     if (xhr.readyState==4){       document.getElementById("myDiv").innerHTML=xhr.responseText;     }   }   xhr.open("POST", url, true);   xhr.setRequestHeader("Content-Type", "application/octet-stream");   xhr.setRequestHeader("Authorization", "UpToken 填写你从服务端获取的上传token");   xhr.send(pic); } 

import java.io.File; import java.io.FileInputStream; import com.qiniu.util.*; import okhttp3.*; public class put64 {     String ak = "";     String sk = "";    // 密钥配置     Auth auth = Auth.create(ak, sk);    // TODO Auto-generated constructor stub      String bucketname = "";    //空间名     String key = "";    //上传的图片名     public String getUpToken() {                 return auth.uploadToken(bucketname, null, 3600, new StringMap().put("insertOnly", 1));     }         public void put64image() throws Exception {         String file = "D:\\Documents\\Pictures\\1.png";//图片路径         FileInputStream fis = null;                 int l = (int) (new File(file).length());                 byte[] src = new byte[l];         fis = new FileInputStream(new File(file));         fis.read(src);         String file64 = Base64.encodeToString(src, 0);         String url = "http://upload.qiniup.com/putb64/" + l+"/key/"+ UrlSafeBase64.encodeToString(key); //非华东空间需要根据注意事项 1 修改上传域名         RequestBody rb = RequestBody.create(null, file64);         Request request = new Request.Builder().                 url(url).                 addHeader("Content-Type", "application/octet-stream")                 .addHeader("Authorization", "UpToken " + getUpToken())                 .post(rb).build();         System.out.println(request.headers());         OkHttpClient client = new OkHttpClient();         okhttp3.Response response = client.newCall(request).execute();         System.out.println(response);     }         public static void main(String[] args) throws Exception {              new put64().put64image();     } }