Android™

OSS Download File (Alibaba Cloud)

See more Alibaba Cloud OSS Examples

Demonstrates how to download a file from an AliCloud OSS bucket.

The Chilkat S3 functions in the HTTP class are compatible with Alibaba Cloud's OSS service.

Android™

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    boolean success = false;

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

    CkHttp http = new CkHttp();

    // Insert your AccessKey ID here:
    http.put_AwsAccessKey("access-key");

    // Insert your AccessKey Secret here:
    http.put_AwsSecretKey("secret-key");

    // To download from a bucket located in a different region, use the endpoint for that region, such as "oss-cn-hangzhou.aliyuncs.com 	"
    // See Alibaba Object Storage Service Regions and Endpoints
    http.put_AwsEndpoint("oss-us-east-1.aliyuncs.com");

    String bucketName = "chilkat";
    String objectName = "seahorse.jpg";
    String localFilePath = "qa_output/seahorse.jpg";

    success = http.S3_DownloadFile(bucketName,objectName,localFilePath);
    if (success != true) {
        Log.i(TAG, http.lastErrorText());
        }
    else {
        Log.i(TAG, "File downloaded.");
        }


  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}