(Java) Demonstrate S3_DownloadBytes

Demonstrates how to download a file into memory from the Amazon S3 service.

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import com.chilkatsoft.*;

public class ChilkatExample {

  static {
    try {
        System.loadLibrary("chilkat");
    } catch (UnsatisfiedLinkError e) {
      System.err.println("Native code library failed to load.\n" + e);
      System.exit(1);
    }
  }

  public static void main(String argv[])
  {
    // This example assumes the Chilkat HTTP API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttp http = new CkHttp();

    http.put_AwsAccessKey("AWS_ACCESS_KEY");
    http.put_AwsSecretKey("AWS_SECRET_KEY");

    String bucketName = "chilkat.qa";
    String objectName = "images/sea_creatures/starfish.jpg";
    String localFilePath = "qa_output/starfish.jpg";

    CkByteData jpgBytes = new CkByteData();

    success = http.S3_DownloadBytes(bucketName,objectName,jpgBytes);
    if (http.get_LastMethodSuccess() != true) {
        System.out.println(http.lastErrorText());
        return;
        }

    System.out.println("Download successful.");

    CkFileAccess fac = new CkFileAccess();
    boolean success = fac.WriteEntireFile(localFilePath,jpgBytes);
    System.out.println("File saved success = " + success);
  }
}