Example usage for com.amazonaws.services.s3.model HeadBucketRequest HeadBucketRequest

Introduction

In this page you can find the example usage for com.amazonaws.services.s3.model HeadBucketRequest HeadBucketRequest.

Prototype

public HeadBucketRequest(String bucketName) 

Source Link

Usage

From source file:org.wildfly.camel.test.common.aws.S3Utils.java

License:Apache License

@SuppressWarnings("unchecked")
public static void createBucket(AmazonS3Client client, String bucketName) throws Exception {

    client.createBucket(bucketName);// w ww .j  a  va  2s  . com

    HeadBucketRequest request = new HeadBucketRequest(bucketName);
    Waiter<HeadBucketRequest> waiter = client.waiters().bucketExists();
    Future<Void> future = waiter.runAsync(new WaiterParameters<HeadBucketRequest>(request),
            new NoOpWaiterHandler());
    future.get(1, TimeUnit.MINUTES);
}

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From source file:ubicrypt.core.provider.s3.S3Provider.java

License:Open Source License

@Override
public Observable<ProviderStatus> init(long userId) {
    return Observable.<ProviderStatus>create(subscriber -> {
        if (conf == null) {
            subscriber.onError(new RuntimeException("conf not specified"));
            return;
        }/*from   w  w w  . j  a  va2s. c o m*/
        try {
            AmazonS3ClientBuilder clientb = AmazonS3ClientBuilder.standard()
                    .withCredentials(new AWSCredentialsProvider() {
                        @Override
                        public AWSCredentials getCredentials() {
                            return new AWSCredentials() {
                                @Override
                                public String getAWSAccessKeyId() {
                                    return conf.getAccessKeyId();
                                }

                                @Override
                                public String getAWSSecretKey() {
                                    return conf.getSecrectKey();
                                }
                            };
                        }

                        @Override
                        public void refresh() {
                        }
                    });
            if (conf.getRegion() != null) {
                clientb.withRegion(conf.getRegion());
            }
            client = clientb.build();
            prefix = Long.toString(userId, MAX_RADIX) + "/";
            try {
                client.headBucket(new HeadBucketRequest(conf.getBucket()));
            } catch (AmazonS3Exception e) {
                switch (e.getErrorCode()) {
                case "404 Not Found":
                    client.createBucket(conf.getBucket());
                    break;
                default:
                    subscriber.onError(e);
                    return;
                }
            }
            maxKey.set(client.listObjects(conf.getBucket(), prefix).getObjectSummaries().stream().map(obj -> {
                try {
                    return Long.valueOf(substringAfter(obj.getKey(), prefix), MAX_RADIX);
                } catch (Exception e) {
                    return 0L;
                }
            }).max(Long::compareTo).orElse(0L));

            initialized.set(true);
            subscriber.onNext(ProviderStatus.initialized);
            subscriber.onCompleted();
        } catch (Exception e) {
            subscriber.onError(e);
        }
    }).subscribeOn(Schedulers.io());
}

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