Chilkat Examples

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(Android™) S3 List Bucket Objects (Bucket-in-Path)

Demonstrates how to fetch a list of objects in an S3 bucket, but using the bucket-in-path request format instead of putting the bucket name in the HOST header.

Chilkat Android™ Downloads

Android™ Java Libraries

Android C/C++ Libraries

// 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);

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

    CkRest rest = new CkRest();

    // Connect to the Amazon AWS REST server.
    boolean bTls = true;
    int port = 443;
    boolean bAutoReconnect = true;
    boolean success = rest.Connect("s3.amazonaws.com",port,bTls,bAutoReconnect);

    // ----------------------------------------------------------------------------
    // Important: For buckets created in regions outside us-east-1,
    // there are three important changes that need to be made.
    // See Working with S3 Buckets in Non-us-east-1 Regions for the details.
    // ----------------------------------------------------------------------------

    // Provide AWS credentials for the REST call.
    CkAuthAws authAws = new CkAuthAws();
    authAws.put_AccessKey("AWS_ACCESS_KEY");
    authAws.put_SecretKey("AWS_SECRET_KEY");
    authAws.put_ServiceName("s3");
    success = rest.SetAuthAws(authAws);

    // The bucket name is "chilkat100"
    CkStringBuilder sbResponse = new CkStringBuilder();
    success = rest.FullRequestNoBodySb("GET","/chilkat100",sbResponse);
    if (success != true) {
        Log.i(TAG, rest.lastErrorText());
        return;
        }

    int statusCode = rest.get_ResponseStatusCode();
    Log.i(TAG, "Response status code = " + String.valueOf(statusCode));

    CkXml xml = new CkXml();
    xml.LoadSb(sbResponse,true);
    Log.i(TAG, xml.getXml());

    if (statusCode != 200) {
        Log.i(TAG, "Failed.  See error information in the XML.");
        return;
        }

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

    String Key;
    String LastModified;
    String ETag;
    String SizeDecimalStr;
    String ID;
    String DisplayName;
    String StorageClass;

    String Name = xml.getChildContent("Name");
    int MaxKeys = xml.GetChildIntValue("MaxKeys");
    String IsTruncated = xml.getChildContent("IsTruncated");
    int i = 0;
    int count_i = xml.NumChildrenHavingTag("Contents");
    while (i < count_i) {
        xml.put_I(i);
        Key = xml.getChildContent("Contents[i]|Key");
        LastModified = xml.getChildContent("Contents[i]|LastModified");
        ETag = xml.getChildContent("Contents[i]|ETag");
        SizeDecimalStr = xml.getChildContent("Contents[i]|Size");
        ID = xml.getChildContent("Contents[i]|Owner|ID");
        DisplayName = xml.getChildContent("Contents[i]|Owner|DisplayName");
        StorageClass = xml.getChildContent("Contents[i]|StorageClass");
        i = i + 1;
        }

    Log.i(TAG, "Success.");

  }

  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."
  }
}

 

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