The deleteObject interface enables the deletion of a specified object. The deleteMultiObjects interface enables the deletion of a batch of objects specified in a given list.

Parameter Description

Parameters

Description

Parameters	Description
versionID	Version ID: If the bucket has versioning enabled, this parameter can be used to delete a specified version of an object.

Delete Object

The following code demonstrates how to delete an object.

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.DeleteObjectInput;​
import com.volcengine.tos.model.object.DeleteObjectOutput;​
​
public class DeleteObjectExample 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 securityToken = "your security token";​
​
        String bucketName = "your bucket name";​
        String objectKey = "your object key";​
        ​
        String versionID = "the specific version id";​
        ​
        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{​
                    DeleteObjectInput input = new DeleteObjectInput().setBucket(bucketName).setKey(objectKey);​
                    DeleteObjectOutput output = tos.deleteObject(input);​
                 ​
                    input.setVersionID(versionID);​
                    Log.i("deleteObject", "succeed, " + output);​
                } catch (TosException e) {​
                    Log.e("TosException", "deleteObject failed");​
                    e.printStackTrace();​
                }​
            }​
        });​
​
        tosThread.start();​
    }​
}​

Batch Delete Objects

The following code demonstrates how to perform batch deletion of objects.

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.DeleteError;​
import com.volcengine.tos.model.object.DeleteMultiObjectsV2Input;​
import com.volcengine.tos.model.object.DeleteMultiObjectsV2Output;​
import com.volcengine.tos.model.object.Deleted;​
import com.volcengine.tos.model.object.ObjectTobeDeleted;​
​
import java.util.ArrayList;​
import java.util.List;​
​
public class DeleteMultiObjectsExample 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 securityToken = "your security token";​
​
        String bucketName = "your bucket name";​
        String objectKey = "your object key";​
     ​
        String versionID = "the specific version id";​
​
        String objectKey1 = "your object key";​
        ​
        String versionID1 = "the specific version id";​
​
        String objectKey2 = "your object key";​
        ​
        String versionID2 = "the specific version id";​
​
        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{​
                    List<ObjectTobeDeleted> objs = new ArrayList<>();​
                    objs.add(new ObjectTobeDeleted().setKey(objectKey).setVersionID(versionID));​
                    objs.add(new ObjectTobeDeleted().setKey(objectKey1).setVersionID(versionID1));​
                    objs.add(new ObjectTobeDeleted().setKey(objectKey2).setVersionID(versionID2));​
                    DeleteMultiObjectsV2Input input = new DeleteMultiObjectsV2Input().setBucket(bucketName).setObjects(objs);​
                    DeleteMultiObjectsV2Output output = tos.deleteMultiObjects(input);​
                    Log.i("deleteMultiObjects", "deleteMultiObjects succeed, request info is " + output.getRequestInfo());​
                    if (output.getDeleteds() != null) {​
                        for (int i = 0; i < output.getDeleteds().size(); i++){​
                            Deleted deleted = output.getDeleteds().get(i);​
                            Log.i("deleteMultiObjects", "No." + i + " deleted object is " + deleted);​
                        }​
                    }​
                    if (output.getErrors() != null) {​
                        for (int i = 0; i < output.getErrors().size(); i++){​
                            DeleteError error = output.getErrors().get(i);​
                            Log.i("deleteMultiObjects", "No." + i + " delete error is " + error);​
                        }​
                    }​
                } catch (TosException e) {​
                    Log.e("TosException", "deleteMultiObjects failed");​
                    e.printStackTrace();​
                }​
            }​
        });​
​
        tosThread.start();​
    }​
}​

Relevant Documentation

For API documentation on deleting objects, refer to DeleteObject.

Last updated: 2025.09.25 14:23:26

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