Java

Frame.io - Upload an Asset

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Upload an asset to Frame.io Java

import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    boolean success = false;

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttp http = new CkHttp();

    // Implements the following CURL command:

    // curl --request POST \
    //   --url https://api.frame.io/v2/assets/<ASSET_ID>/children \
    //   --header 'authorization: Bearer <FRAME_IO_DEV_TOKEN>' \
    //   --header 'content-type: application/json' \
    //   --data '{"filesize":1570024 ,"filetype":"video/mp4","name":"rotating_earth","type":"file"}'

    // Use the following online tool to generate HTTP code from a CURL command
    // Convert a cURL Command to HTTP Source Code

    // Use this online tool to generate code from sample JSON:
    // Generate Code to Create JSON

    // The following JSON is sent in the request body.

    // {
    //   "filesize": 1570024,
    //   "filetype": "video/mp4",
    //   "name": "rotating_earth",
    //   "type": "file"
    // }

    String localFilePath = "qa_data/mp4/rotating_earth.mp4";
    CkFileAccess fac = new CkFileAccess();
    int fileSize = fac.FileSize(localFilePath);

    CkJsonObject json = new CkJsonObject();
    json.UpdateInt("filesize",fileSize);
    json.UpdateString("filetype","video/mp4");
    json.UpdateString("name","rotating_earth7");
    json.UpdateString("type","file");

    http.SetRequestHeader("content-type","application/json");
    // Adds the "Authorization: Bearer <FRAME_IO_DEV_TOKEN>" header.
    http.put_AuthToken("<FRAME_IO_DEV_TOKEN>");

    // Uploading to asset ID: 039845e8-bffe-4d6b-88d3-c780bae06342
    CkHttpResponse resp = new CkHttpResponse();
    success = http.HttpJson("POST","https://api.frame.io/v2/assets/039845e8-bffe-4d6b-88d3-c780bae06342/children",json,"application/json",resp);
    if (success == false) {
        System.out.println(http.lastErrorText());
        return;
        }

    CkStringBuilder sbResponseBody = new CkStringBuilder();
    resp.GetBodySb(sbResponseBody);
    CkJsonObject jResp = new CkJsonObject();
    jResp.LoadSb(sbResponseBody);
    jResp.put_EmitCompact(false);

    System.out.println("Response Body:");
    System.out.println(jResp.emit());

    int respStatusCode = resp.get_StatusCode();
    System.out.println("Response Status Code = " + respStatusCode);
    if (respStatusCode >= 400) {
        System.out.println("Response Header:");
        System.out.println(resp.header());
        System.out.println("Failed.");
        return;
        }

    // Upload in chunks to the pre-signed S3 upload URLs.
    // There are ways to do this in parallel, but for simplicity we'll show how to upload
    // one chunk after another.
    int numChunks = jResp.SizeOfArray("upload_urls");
    int sizePerChunk = (fileSize+numChunks - 1) / numChunks;

    System.out.println("numChunks = " + numChunks);
    System.out.println("sizePerChunk = " + sizePerChunk);

    success = fac.OpenForRead(localFilePath);
    if (success == false) {
        System.out.println(fac.lastErrorText());
        return;
        }

    CkBinData bd = new CkBinData();
    CkHttp httpForUpload = new CkHttp();

    httpForUpload.SetRequestHeader("x-amz-acl","private");

    int i = 0;
    while ((i < numChunks)) {
        bd.Clear();
        success = fac.ReadBlockBd(i,sizePerChunk,bd);

        jResp.put_I(i);
        String uploadUrl = jResp.stringOf("upload_urls[i]");

        // Send the chunk in a PUT:

        System.out.println("PUT chunk " + (i+1));
        System.out.println("URL: " + uploadUrl);

        // PUT https://frameio-uploads-production.s3/etc/etc
        // Content-Type: video/mp4
        // x-amz-acl: private
        success = httpForUpload.HttpBd("PUT",uploadUrl,bd,"video/mp4",resp);
        if (success == false) {
            System.out.println(httpForUpload.lastErrorText());
            return;
            }

        System.out.println("response status: " + resp.get_StatusCode());

        i = i+1;
        }

    fac.FileClose();

    System.out.println("File uploaded.");
  }
}