The following code uses copyObject to copy the srcObjectKey object from the srcBucketName bucket to the bucketName bucket, and sets the object name to objectKey.

import android.os.Bundle;​
import android.util.Log;​
​
import androidx.appcompat.app.AppCompatActivity;​
​
import com.volcengine.tos.TOSV2;​
import com.volcengine.tos.TOSV2ClientBuilder;​
import com.volcengine.tos.TosException;​
import com.volcengine.tos.model.object.CopyObjectV2Input;​
import com.volcengine.tos.model.object.CopyObjectV2Output;​
​
public class CopyObjectExample extends AppCompatActivity {​
​
    @Override​
    protected void onCreate(Bundle savedInstanceState) {​
        String endpoint = "your endpoint";​
        String region = "your region";​
        String accessKey = "your access key";​
        String secretKey = "your secret key";​
​
        String srcBucketName = "your src bucket name";​
        String srcObjectKey = "your src object key";​
        String bucketName = "your bucket name";​
        String objectKey = "your object key";​
        String securityToken = "your security token";​
        ​
        super.onCreate(savedInstanceState);​
        setContentView(R.layout.activity_display_message);​
        TOSV2 tos = new TOSV2ClientBuilder().build(region, endpoint, accessKey, secretKey, securityToken);​
​
        Thread tosThread = new Thread(new Runnable() {​
            @Override​
            public void run() {​
                try{​
                    CopyObjectV2Input input = new CopyObjectV2Input().setBucket(bucketName).setKey(objectKey)​
                            .setSrcBucket(srcBucketName).setSrcKey(srcObjectKey);​
                    CopyObjectV2Output output = tos.copyObject(input);​
                    Log.i("copyObject", "copyObject succeed, object's etag is " + output.getEtag());​
                    Log.i("copyObject", "copyObject succeed, object's crc64 is " + output.getHashCrc64ecma());​
                } catch (TosException e) {​
                    Log.e("TosException", "copyObject failed");​
                    e.printStackTrace();​
                }​
            }​
        });​
​
        tosThread.start();​
    }​
}​

Relevant Documentation

For API documentation on standard copy operations, refer to CopyObject.

Last updated: 2025.09.25 14:23:26

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