Example usage for com.amazonaws.services.sns.model SetEndpointAttributesRequest SetEndpointAttributesRequest

Introduction

In this page you can find the example usage for com.amazonaws.services.sns.model SetEndpointAttributesRequest SetEndpointAttributesRequest.

Prototype

SetEndpointAttributesRequest

Source Link

Usage

From source file:com.screensaver.util.AmazonSNSClientWrapper.java

License:Open Source License

public void demoNotification(Platform platform, String principal, String credential, String platformToken,
        String applicationName, Map<Platform, Map<String, MessageAttributeValue>> attrsMap) {

    String prefEndpointArn = PrefUtils.getString(context, Constants.PREF_END_POINT_ARN, "");
    boolean updateNeeded = false;
    boolean createNeeded = false;
    if (prefEndpointArn != null && !prefEndpointArn.equalsIgnoreCase("")) {
        createNeeded = false;// w  ww  . j  av  a2 s  .c o  m
    } else {
        createNeeded = true;
    }
    if (createNeeded) {
        // Create Platform Application. This corresponds to an app on a
        // platform.
        try {

            CreatePlatformApplicationResult platformApplicationResult = createPlatformApplication(
                    applicationName, platform, principal, credential);

            // The Platform Application Arn can be used to uniquely identify the
            // Platform Application.
            String platformApplicationArn = platformApplicationResult.getPlatformApplicationArn();

            // Create an Endpoint. This corresponds to an app on a device.

            CreatePlatformEndpointResult platformEndpointResult = createPlatformEndpoint(platform,
                    "CustomData - Useful to store endpoint specific data", platformToken,
                    platformApplicationArn);
            System.out.println(platformEndpointResult);
            prefEndpointArn = platformEndpointResult.getEndpointArn();
            PrefUtils.saveString(context, Constants.PREF_END_POINT_ARN, prefEndpointArn);

            // Publish a push notification to an Endpoint.
            CreateTopicResult createTopicResult = createTopic(platform,
                    "CustomData - Useful to store endpoint specific data", platformToken,
                    platformApplicationArn);
            SubscribeRequest subscribeRequest = new SubscribeRequest(createTopicResult.getTopicArn(),
                    "application", platformEndpointResult.getEndpointArn());
            snsClient.subscribe(subscribeRequest);
            createNeeded = false;
        } catch (Exception e) {
            String message = e.getMessage();
            System.out.println("Exception message: " + message);
            Pattern p = Pattern
                    .compile(".*Endpoint (arn:aws:sns[^ ]+) already exists " + "with the same token.*");
            Matcher m = p.matcher(message);
            if (m.matches()) {
                // The platform endpoint already exists for this token, but with
                // additional custom data that
                // createEndpoint doesn't want to overwrite. Just use the
                // existing platform endpoint.
                prefEndpointArn = m.group(1);
                PrefUtils.saveString(context, Constants.PREF_END_POINT_ARN, prefEndpointArn);
            } else {
                // Rethrow the exception, the input is actually bad.
                throw e;
            }

        }
    }

    try {
        GetEndpointAttributesRequest geaReq = new GetEndpointAttributesRequest()
                .withEndpointArn(prefEndpointArn);
        GetEndpointAttributesResult geaRes = snsClient.getEndpointAttributes(geaReq);

        updateNeeded = !geaRes.getAttributes().get("Token").equals(platformToken)
                || !geaRes.getAttributes().get("Enabled").equalsIgnoreCase("true");

    } catch (Exception nfe) {
        // We had a stored ARN, but the platform endpoint associated with it
        // disappeared. Recreate it.
        createNeeded = true;
    }

    if (createNeeded) {
        // Create Platform Application. This corresponds to an app on a
        // platform.
        try {

            CreatePlatformApplicationResult platformApplicationResult = createPlatformApplication(
                    applicationName, platform, principal, credential);

            // The Platform Application Arn can be used to uniquely identify the
            // Platform Application.
            String platformApplicationArn = platformApplicationResult.getPlatformApplicationArn();

            // Create an Endpoint. This corresponds to an app on a device.

            CreatePlatformEndpointResult platformEndpointResult = createPlatformEndpoint(platform, "",
                    platformToken, platformApplicationArn);
            System.out.println(platformEndpointResult);
            prefEndpointArn = platformEndpointResult.getEndpointArn();
            PrefUtils.saveString(context, Constants.PREF_END_POINT_ARN, prefEndpointArn);

            // Publish a push notification to an Endpoint.
            CreateTopicResult createTopicResult = createTopic(platform, "", platformToken,
                    platformApplicationArn);
            SubscribeRequest subscribeRequest = new SubscribeRequest(createTopicResult.getTopicArn(),
                    "application", platformEndpointResult.getEndpointArn());
            snsClient.subscribe(subscribeRequest);
            createNeeded = false;
        } catch (Exception e) {
            String message = e.getMessage();
            System.out.println("Exception message: " + message);
            Pattern p = Pattern
                    .compile(".*Endpoint (arn:aws:sns[^ ]+) already exists " + "with the same token.*");
            Matcher m = p.matcher(message);
            if (m.matches()) {
                // The platform endpoint already exists for this token, but with
                // additional custom data that
                // createEndpoint doesn't want to overwrite. Just use the
                // existing platform endpoint.
                prefEndpointArn = m.group(1);
                PrefUtils.saveString(context, Constants.PREF_END_POINT_ARN, prefEndpointArn);
            } else {
                // Rethrow the exception, the input is actually bad.
                throw e;
            }

        }
    }
    if (updateNeeded) {
        Map attribs = new HashMap();
        attribs.put("Token", platformToken);
        attribs.put("Enabled", "true");
        SetEndpointAttributesRequest saeReq = new SetEndpointAttributesRequest()
                .withEndpointArn(prefEndpointArn).withAttributes(attribs);
        snsClient.setEndpointAttributes(saeReq);
    }

    //        PublishResult publishResult = publish(subscribeRequest.getEndpoint(), platform, attrsMap);

    // Delete the Platform Application since we will no longer be using it.
    //        deletePlatformApplication(platformApplicationArn);
}

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