(Java) Amazon Glacier List Tags for Vault

Lists all the tags attached to a vault. The operation returns an empty map if there are no tags.

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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 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 in the desired region.
    boolean bTls = true;
    int port = 443;
    boolean bAutoReconnect = true;
    boolean success = rest.Connect("glacier.us-west-2.amazonaws.com",port,bTls,bAutoReconnect);

    // Provide AWS credentials.
    CkAuthAws authAws = new CkAuthAws();
    authAws.put_AccessKey("AWS_ACCESS_KEY");
    authAws.put_SecretKey("AWS_SECRET_KEY");
    authAws.put_ServiceName("glacier");
    authAws.put_Region("us-west-2");

    success = rest.SetAuthAws(authAws);

    // --------------------------------------------------------------------------
    // Note: The above REST connection and setup of the AWS credentials
    // can be done once.  After connecting, any number of REST calls can be made.
    // The "auto reconnect" property passed to rest.Connect indicates that if
    // the connection is lost, a REST method call will automatically reconnect
    // if needed.
    // --------------------------------------------------------------------------

    // 
    // For more information, see Glacier List Tags for Vault Reference Documentation
    // 
    rest.AddHeader("x-amz-glacier-version","2012-06-01");

    // Get the tags for the "chilkat" vault.
    CkStringBuilder sbResponseBody = new CkStringBuilder();
    success = rest.FullRequestNoBodySb("GET","/AWS_ACCOUNT_ID/vaults/chilkat/tags",sbResponseBody);
    if (success != true) {
        System.out.println(rest.lastErrorText());
        return;
        }

    int respStatusCode = rest.get_ResponseStatusCode();
    if (respStatusCode >= 400) {
        System.out.println("Response Status Code = " + respStatusCode);
        System.out.println("Response Header:");
        System.out.println(rest.responseHeader());
        System.out.println("Response Body:");
        System.out.println(sbResponseBody.getAsString());
        return;
        }

    // Success is indicated by a 200 response status with an empty response body.
    System.out.println("response status code = " + respStatusCode);

    CkJsonObject json = new CkJsonObject();
    json.LoadSb(sbResponseBody);
    json.put_EmitCompact(false);

    System.out.println(json.emit());
    System.out.println("----");

    CkJsonObject jTags = json.ObjectOf("Tags");
    int numTags = jTags.get_Size();
    int i = 0;
    while (i < numTags) {
        System.out.println(jTags.nameAt(i) + ": " + jTags.stringAt(i));
        i = i+1;
        }

    // Sample response
    // 
    // {
    //   "Tags": {
    //     "tagName1": "tagValue1",
    //     "tagName2": "tagValue2"
    //   }
    // }
  }
}