// Query video transcoding tasks by ID​
package org.example.GetVideoConvertJob;​
​
import com.volcengine.tos.TOSV2;​
import com.volcengine.tos.TOSV2ClientBuilder;​
import com.volcengine.tos.TosClientException;​
import com.volcengine.tos.TosServerException;​
import com.volcengine.tos.comm.common.*;​
import com.volcengine.tos.model.bucket.*;​
import com.volcengine.tos.model.object.*;​
​
public class GetVideoConvertJobExample {​
    public static void main(String[] args) {​
        String endpoint = System.getenv("TOS_ENDPOINT");​
        String region = System.getenv("TOS_REGION");​
        String accessKey = System.getenv("TOS_ACCESS_KEY");​
        String secretKey = System.getenv("TOS_SECRET_KEY");​
        ​
       // Enter BucketName, the name of the bucket where task configurations and results are stored.​
        String bucketName = System.getenv("TOS_BUCKET");​
​
        String jobId = "18860c8a52e85836aeb60001253eb055bab7";​
        ​
        // Initialize the client​
        TOSV2 tos = new TOSV2ClientBuilder().build(region, endpoint, accessKey, secretKey);​
        ​
        try {​
            // Construct the input parameters for querying the video transcoding task​
            // bucket is the bucket name used when creating the task.​
            // jobId is the task ID returned after the task is created, used to identify the specific video transcoding task.​
            GetVideoConvertJobInput input = GetVideoConvertJobInput.builder()​
                    .bucket(bucketName)​
                    .jobId(jobId)​
                    .build();​
            ​
          // Call the API to query video transcoding tasks​
            GetVideoConvertJobOutput output = tos.getVideoConvertJob(input);​
            ​
           // Print key return information: Request ID, status code, task ID, task status, error code and error message​
            com.volcengine.tos.model.RequestInfo requestInfo = output.getRequestInfo();​
            if (requestInfo != null) {​
                System.out.println("Video transcoding task successfully checked");​
              // RequestID is a unique identifier for this request and can be used to troubleshoot problems.​
                System.out.println("RequestID: " + requestInfo.getRequestId());​
            // StatusCode is the HTTP status code; 200 indicates a successful request.​
                System.out.println("StatusCode: " + requestInfo.getStatusCode());​
            }​
            // JobID is a unique identifier for the video transcoding task.​
            System.out.println("JobID: " + output.getJobID());​
            // State Indicates the current status of the task, such as Running, Success, Failed, etc.​
            System.out.println("State: " + output.getState());​
            // Code / Message This indicates the error code and message when the task fails; a success message is typically 0/OK.​
            System.out.println("Code: " + output.getCode());​
            System.out.println("Message: " + output.getMessage());​
            System.out.println("Callback: " + output.getCallback());​
            ​
            // If the return value contains task input information, then print the task input object.​
            ConvertJobInput jobInput = output.getInput();​
            if (jobInput != null) {​
                System.out.println("\nTask Input:");​
                // Object Key, the video source object to be processed​
                System.out.println("  Object: " + jobInput.getObject());​
            }​
            ​
            // If the return value includes task output information, then print the Region, Bucket, and Object containing the output object.​
            ConvertJobOutput jobOutput = output.getOutput();​
            if (jobOutput != null) {​
                System.out.println("\nTask Output:");​
                // Region/Bucket/Object These represent the region, bucket, and object key where the transcoding result is output, respectively.​
                System.out.println("  Region: " + jobOutput.getRegion());​
                System.out.println("  Bucket: " + jobOutput.getBucket());​
                System.out.println("  Object: " + jobOutput.getObject());​
            }​
            ​
        } catch (TosClientException e) {​
            // Operation failed, and a client-side exception was caught. This usually indicates an incorrect request parameter, meaning the request was never sent.​
            System.out.println("Operation failed");​
            System.out.println("Message: " + e.getMessage());​
            if (e.getCause() != null) {​
                e.getCause().printStackTrace();​
            }​
        } catch (TosServerException e) {​
            // If the operation fails, a server-side exception can be captured, allowing you to obtain detailed error information returned from the server.​
            System.out.println("Operation failed");​
            System.out.println("StatusCode: " + e.getStatusCode());​
            System.out.println("Code: " + e.getCode());​
            System.out.println("Message: " + e.getMessage());​
            System.out.println("RequestID: " + e.getRequestID());​
        } catch (Throwable t) {​
            // As a fallback to catch other exceptions, execution usually doesn't stop here.​
            System.out.println("Operation failed");​
            System.out.println("Unexpected exception, message: " + t.getMessage());​
        }​
    }​
}​