Example usage for com.amazonaws.services.s3.model S3ObjectSummary getKey

List of usage examples for com.amazonaws.services.s3.model S3ObjectSummary getKey

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Introduction

In this page you can find the example usage for com.amazonaws.services.s3.model S3ObjectSummary getKey.

Prototype

public String getKey()

Source Link

Document

Gets the key under which this object is stored in Amazon S3.

Usage

From source file:com.epam.dlab.module.aws.S3FileList.java

License:Apache License

private Stream<? extends String> lastFileForBillingPeriod(Map.Entry<String, List<S3ObjectSummary>> entry) {
    final List<S3ObjectSummary> assemblyIds = entry.getValue();
    final S3ObjectSummary lastBillingFile = assemblyIds.stream()
            .max(Comparator.comparing(S3ObjectSummary::getLastModified))
            .orElseThrow(() -> new IllegalStateException("AssemblyId does not contains any file"));
    return assemblyIds.stream()
            .filter(s -> s.getKey().startsWith(StringUtils.substringBeforeLast(lastBillingFile.getKey(), "/")))
            .map(S3ObjectSummary::getKey);
}

From source file:com.epam.dlab.module.aws.S3FileList.java

License:Apache License

private String extractDatePrefix(Pattern pattern, S3ObjectSummary o) {
    final String key = o.getKey();
    final Matcher matcher = pattern.matcher(key);
    if (matcher.find() && awsJobEnabled) {
        return matcher.group(1);
    } else {/*www  .j a va 2s. c  om*/
        return key;
    }
}

From source file:com.eucalyptus.objectstorage.providers.s3.S3ProviderClient.java

License:Open Source License

@Override
public ListBucketResponseType listBucket(ListBucketType request) throws S3Exception {
    ListBucketResponseType reply = request.getReply();
    User requestUser = getRequestUser(request);
    OsgInternalS3Client internalS3Client = null;
    try {//from w  w  w . j  a v  a  2s  .  c  o m
        internalS3Client = getS3Client(requestUser);
        AmazonS3Client s3Client = internalS3Client.getS3Client();
        ListObjectsRequest listRequest = new ListObjectsRequest();
        listRequest.setBucketName(request.getBucket());
        listRequest.setDelimiter(Strings.isNullOrEmpty(request.getDelimiter()) ? null : request.getDelimiter());
        listRequest.setMarker(Strings.isNullOrEmpty(request.getMarker()) ? null : request.getMarker());
        listRequest.setMaxKeys((request.getMaxKeys() == null ? null : Integer.parseInt(request.getMaxKeys())));
        listRequest.setPrefix(Strings.isNullOrEmpty(request.getPrefix()) ? null : request.getPrefix());

        ObjectListing response = s3Client.listObjects(listRequest);

        /* Non-optional, must have non-null values */
        reply.setName(request.getBucket());
        reply.setMaxKeys(response.getMaxKeys());
        reply.setMarker(response.getMarker() == null ? "" : response.getMarker());
        reply.setPrefix(response.getPrefix() == null ? "" : response.getPrefix());
        reply.setIsTruncated(response.isTruncated());

        /* Optional */
        reply.setNextMarker(response.getNextMarker());
        reply.setDelimiter(response.getDelimiter());
        if (reply.getContents() == null) {
            reply.setContents(new ArrayList<ListEntry>());
        }
        if (reply.getCommonPrefixesList() == null) {
            reply.setCommonPrefixesList(new ArrayList<CommonPrefixesEntry>());
        }

        for (S3ObjectSummary obj : response.getObjectSummaries()) {
            //Add entry, note that the canonical user is set based on requesting user, not returned user
            reply.getContents()
                    .add(new ListEntry(obj.getKey(),
                            DateFormatter.dateToHeaderFormattedString(obj.getLastModified()), obj.getETag(),
                            obj.getSize(), getCanonicalUser(requestUser), obj.getStorageClass()));
        }

        if (response.getCommonPrefixes() != null && response.getCommonPrefixes().size() > 0) {
            reply.setCommonPrefixesList(new ArrayList<CommonPrefixesEntry>());

            for (String s : response.getCommonPrefixes()) {
                reply.getCommonPrefixesList().add(new CommonPrefixesEntry(s));
            }
        }

        return reply;
    } catch (AmazonServiceException e) {
        LOG.debug("Error from backend", e);
        throw S3ExceptionMapper.fromAWSJavaSDK(e);
    }
}

From source file:com.eucalyptus.vm.Bundles.java

License:Open Source License

static void deleteBucket(final User user, String bucketName, boolean deleteObject) throws ComputeException {
    final EucaS3Client s3c = EucaS3ClientFactory.getEucaS3Client(user);
    try {//from  w ww.  ja va2  s  .  c  om
        final List<Bucket> buckets = s3c.listBuckets();
        boolean bucketFound = false;
        for (final Bucket bucket : buckets) {
            if (bucketName.equals(bucket.getName())) {
                bucketFound = true;
                break;
            }
        }
        if (!bucketFound) {
            return;
        }
        final ObjectListing objects = s3c.listObjects(bucketName);
        final List<S3ObjectSummary> objectSummaries = objects.getObjectSummaries();
        if (!deleteObject && objectSummaries.size() > 0) {
            throw new ClientComputeException("InvalidParameter", "Bucket is not empty");
        }
        if (deleteObject) {
            for (final S3ObjectSummary object : objectSummaries) {
                s3c.deleteObject(bucketName, object.getKey());
            }
        }
        s3c.deleteBucket(bucketName);
    } catch (final EucalyptusCloudException ex) {
        throw ex;
    } catch (final Exception ex) {
        LOG.debug("Unable to delete the bucket", ex);
        throw new ComputeException("InternalError", "Unable to delete the bucket");
    }
}

From source file:com.example.S3Sample02.java

License:Open Source License

public static void main(String[] args) throws IOException {

    /*/*from ww  w.ja  va2s.c  om*/
     * The ProfileCredentialsProvider will return your [default]
     * credential profile by reading from the credentials file located at
     * (~/.aws/credentials).
     */
    AWSCredentials credentials = null;
    try {
        credentials = new ProfileCredentialsProvider().getCredentials();
    } catch (Exception e) {
        throw new AmazonClientException("Cannot load the credentials from the credential profiles file. "
                + "Please make sure that your credentials file is at the correct "
                + "location (~/.aws/credentials), and is in valid format.", e);
    }

    AmazonS3 s3 = new AmazonS3Client(credentials);

    //        AP_SOUTHEAST_2

    //       Region usWest2 = Region.getRegion(Regions.AP_SOUTHEAST_2 );
    //       s3.setRegion(usWest2);

    //        String bucketName = "my-first-s3-bucket-" + UUID.randomUUID();

    String bucketName = "imos-test-data-1";

    String key = "MyObjectKey" + UUID.randomUUID();

    System.out.println("===========================================");
    System.out.println("Getting Started with Amazon S3");
    System.out.println("===========================================\n");

    try {
        /*
         * Create a new S3 bucket - Amazon S3 bucket names are globally unique,
         * so once a bucket name has been taken by any user, you can't create
         * another bucket with that same name.
         *
         * You can optionally specify a location for your bucket if you want to
         * keep your data closer to your applications or users.
         */
        //            System.out.println("Creating bucket " + bucketName + "\n");
        //            s3.createBucket(bucketName);

        /*
         * List the buckets in your account
         */
        /*            System.out.println("Listing buckets");
                    for (Bucket bucket : s3.listBuckets()) {
        System.out.println(" - " + bucket.getName());
                    }
                    System.out.println();
        */

        /*
         * Upload an object to your bucket - You can easily upload a file to
         * S3, or upload directly an InputStream if you know the length of
         * the data in the stream. You can also specify your own metadata
         * when uploading to S3, which allows you set a variety of options
         * like content-type and content-encoding, plus additional metadata
         * specific to your applications.
         */
        System.out.println("Uploading a new object to S3 from a file\n");
        s3.putObject(new PutObjectRequest(bucketName, key, createSampleFile()));

        System.out.println("done\n");

        /*
         * Download an object - When you download an object, you get all of
         * the object's metadata and a stream from which to read the contents.
         * It's important to read the contents of the stream as quickly as
         * possibly since the data is streamed directly from Amazon S3 and your
         * network connection will remain open until you read all the data or
         * close the input stream.
         *
         * GetObjectRequest also supports several other options, including
         * conditional downloading of objects based on modification times,
         * ETags, and selectively downloading a range of an object.
         */
        System.out.println("Downloading an object");
        S3Object object = s3.getObject(new GetObjectRequest(bucketName, key));
        System.out.println("Content-Type: " + object.getObjectMetadata().getContentType());
        displayTextInputStream(object.getObjectContent());

        System.out.println("done\n");

        /*
         * List objects in your bucket by prefix - There are many options for
         * listing the objects in your bucket.  Keep in mind that buckets with
         * many objects might truncate their results when listing their objects,
         * so be sure to check if the returned object listing is truncated, and
         * use the AmazonS3.listNextBatchOfObjects(...) operation to retrieve
         * additional results.
         */
        System.out.println("Listing objects");
        ObjectListing objectListing = s3
                .listObjects(new ListObjectsRequest().withBucketName(bucketName).withPrefix("My"));
        for (S3ObjectSummary objectSummary : objectListing.getObjectSummaries()) {
            System.out.println(
                    " - " + objectSummary.getKey() + "  " + "(size = " + objectSummary.getSize() + ")");
        }
        System.out.println();
        System.out.println("done\n");

        /*
         * Delete an object - Unless versioning has been turned on for your bucket,
         * there is no way to undelete an object, so use caution when deleting objects.
         */

        //            System.out.println("Deleting an object\n");
        //            s3.deleteObject(bucketName, key);

        /*
         * Delete a bucket - A bucket must be completely empty before it can be
         * deleted, so remember to delete any objects from your buckets before
         * you try to delete them.
         */
        /*
                    System.out.println("Deleting bucket " + bucketName + "\n");
                    s3.deleteBucket(bucketName);
        */

    } catch (AmazonServiceException ase) {
        System.out.println("Caught an AmazonServiceException, which means your request made it "
                + "to Amazon S3, but was rejected with an error response for some reason.");
        System.out.println("Error Message:    " + ase.getMessage());
        System.out.println("HTTP Status Code: " + ase.getStatusCode());
        System.out.println("AWS Error Code:   " + ase.getErrorCode());
        System.out.println("Error Type:       " + ase.getErrorType());
        System.out.println("Request ID:       " + ase.getRequestId());
    } catch (AmazonClientException ace) {
        System.out.println("Caught an AmazonClientException, which means the client encountered "
                + "a serious internal problem while trying to communicate with S3, "
                + "such as not being able to access the network.");
        System.out.println("Error Message: " + ace.getMessage());
    }
}

From source file:com.exedosoft.plat.storage.s3.S3Sample.java

License:Open Source License

public static void main(String[] args) throws IOException {
    /*/*  ww w. ja  v  a 2 s .c om*/
     * This credentials provider implementation loads your AWS credentials
     * from a properties file at the root of your classpath.
     *
     * Important: Be sure to fill in your AWS access credentials in the
     *            AwsCredentials.properties file before you try to run this
     *            sample.
     * http://aws.amazon.com/security-credentials
     */
    AmazonS3 s3 = new AmazonS3Client(new ClasspathPropertiesFileCredentialsProvider());
    Region usWest2 = Region.getRegion(Regions.US_WEST_2);
    s3.setRegion(usWest2);

    String bucketName = "my-first-s3-bucket-" + UUID.randomUUID();
    String key = "MyObjectKey";

    System.out.println("===========================================");
    System.out.println("Getting Started with Amazon S3");
    System.out.println("===========================================\n");

    try {
        /*
         * Create a new S3 bucket - Amazon S3 bucket names are globally unique,
         * so once a bucket name has been taken by any user, you can't create
         * another bucket with that same name.
         *
         * You can optionally specify a location for your bucket if you want to
         * keep your data closer to your applications or users.
         */
        System.out.println("Creating bucket " + bucketName + "\n");
        s3.createBucket(bucketName);

        /*
         * List the buckets in your account
         */
        System.out.println("Listing buckets");
        for (Bucket bucket : s3.listBuckets()) {
            System.out.println(" - " + bucket.getName());
        }
        System.out.println();

        /*
         * Upload an object to your bucket - You can easily upload a file to
         * S3, or upload directly an InputStream if you know the length of
         * the data in the stream. You can also specify your own metadata
         * when uploading to S3, which allows you set a variety of options
         * like content-type and content-encoding, plus additional metadata
         * specific to your applications.
         */
        System.out.println("Uploading a new object to S3 from a file\n");
        s3.putObject(new PutObjectRequest(bucketName, key, createSampleFile()));

        /*
         * Download an object - When you download an object, you get all of
         * the object's metadata and a stream from which to read the contents.
         * It's important to read the contents of the stream as quickly as
         * possibly since the data is streamed directly from Amazon S3 and your
         * network connection will remain open until you read all the data or
         * close the input stream.
         *
         * GetObjectRequest also supports several other options, including
         * conditional downloading of objects based on modification times,
         * ETags, and selectively downloading a range of an object.
         */
        System.out.println("Downloading an object");
        S3Object object = s3.getObject(new GetObjectRequest(bucketName, key));
        System.out.println("Content-Type: " + object.getObjectMetadata().getContentType());
        displayTextInputStream(object.getObjectContent());

        /*
         * List objects in your bucket by prefix - There are many options for
         * listing the objects in your bucket.  Keep in mind that buckets with
         * many objects might truncate their results when listing their objects,
         * so be sure to check if the returned object listing is truncated, and
         * use the AmazonS3.listNextBatchOfObjects(...) operation to retrieve
         * additional results.
         */
        System.out.println("Listing objects");
        ObjectListing objectListing = s3
                .listObjects(new ListObjectsRequest().withBucketName(bucketName).withPrefix("My"));
        for (S3ObjectSummary objectSummary : objectListing.getObjectSummaries()) {
            System.out.println(
                    " - " + objectSummary.getKey() + "  " + "(size = " + objectSummary.getSize() + ")");
        }
        System.out.println();

        /*
         * Delete an object - Unless versioning has been turned on for your bucket,
         * there is no way to undelete an object, so use caution when deleting objects.
         */
        //            System.out.println("Deleting an object\n");
        //            s3.deleteObject(bucketName, key);

        /*
         * Delete a bucket - A bucket must be completely empty before it can be
         * deleted, so remember to delete any objects from your buckets before
         * you try to delete them.
         */
        //            System.out.println("Deleting bucket " + bucketName + "\n");
        //            s3.deleteBucket(bucketName);
    } catch (AmazonServiceException ase) {
        System.out.println("Caught an AmazonServiceException, which means your request made it "
                + "to Amazon S3, but was rejected with an error response for some reason.");
        System.out.println("Error Message:    " + ase.getMessage());
        System.out.println("HTTP Status Code: " + ase.getStatusCode());
        System.out.println("AWS Error Code:   " + ase.getErrorCode());
        System.out.println("Error Type:       " + ase.getErrorType());
        System.out.println("Request ID:       " + ase.getRequestId());
    } catch (AmazonClientException ace) {
        System.out.println("Caught an AmazonClientException, which means the client encountered "
                + "a serious internal problem while trying to communicate with S3, "
                + "such as not being able to access the network.");
        System.out.println("Error Message: " + ace.getMessage());
    }
}

From source file:com.facebook.presto.hive.PrestoS3FileSystem.java

License:Apache License

private Iterator<LocatedFileStatus> statusFromObjects(List<S3ObjectSummary> objects) {
    List<LocatedFileStatus> list = new ArrayList<>();
    for (S3ObjectSummary object : objects) {
        if (!object.getKey().endsWith("/")) {
            FileStatus status = new FileStatus(object.getSize(), false, 1, BLOCK_SIZE.toBytes(),
                    object.getLastModified().getTime(), qualifiedPath(new Path("/" + object.getKey())));
            list.add(createLocatedFileStatus(status));
        }/* w  ww .  ja  va2 s  .c  o  m*/
    }
    return list.iterator();
}

From source file:com.facebook.presto.kinesis.s3config.S3TableConfigClient.java

License:Apache License

/**
 * Connect to S3 directory to look for new or updated table definitions and then
 * update the map.//from w ww  .j a  va 2 s. c  om
 */
protected void updateTablesFromS3() {
    long now = System.currentTimeMillis();

    List<S3ObjectSummary> objectList = this.getObjectSummaries();
    AmazonS3Client s3client = this.clientManager.getS3Client();
    AmazonS3URI directoryURI = new AmazonS3URI(this.bucketUrl);

    // Build map of "deltas" which in the end contains new definitions and deleted tables
    HashMap<String, KinesisStreamDescription> deltasMap = new HashMap<String, KinesisStreamDescription>();
    internalMapLock.readLock().lock();
    try {
        Iterator<String> keysIter = this.internalMap.keySet().iterator();
        while (keysIter.hasNext()) {
            deltasMap.put(keysIter.next(), dummyStreamDesc);
        }
    } finally {
        internalMapLock.readLock().unlock();
    }

    for (S3ObjectSummary objInfo : objectList) {
        if (!deltasMap.containsKey(objInfo.getKey()) || objInfo.getLastModified().getTime() >= this.lastCheck) {
            // New or updated file, so we must read from AWS
            try {
                if (objInfo.getKey().endsWith("/")) {
                    continue;
                }

                log.info("Getting : %s - %s", objInfo.getBucketName(), objInfo.getKey());
                S3Object object = s3client
                        .getObject(new GetObjectRequest(objInfo.getBucketName(), objInfo.getKey()));

                StringBuilder resultStr = new StringBuilder("");
                try (BufferedReader reader = new BufferedReader(
                        new InputStreamReader(object.getObjectContent()))) {
                    boolean hasMore = true;
                    while (hasMore) {
                        String line = reader.readLine();
                        if (line != null) {
                            resultStr.append(line);
                        } else {
                            hasMore = false;
                        }
                    }

                    KinesisStreamDescription table = streamDescriptionCodec.fromJson(resultStr.toString());

                    deltasMap.put(objInfo.getKey(), table);
                    log.info("Put table description into the map from %s : %s.%s", objInfo.getKey(),
                            table.getSchemaName(), table.getTableName());
                } catch (IOException iox) {
                    log.error("Problem reading input stream from object.", iox);
                } catch (IllegalArgumentException iax) {
                    // Note: this gets thrown by airlift json library when the input is malformed.
                    log.error("Invalid JSON table description.", iax);
                }
            } catch (AmazonServiceException ase) {
                StringBuilder sb = new StringBuilder();
                sb.append("Caught an AmazonServiceException, which means your request made it ");
                sb.append("to Amazon S3, but was rejected with an error response for some reason.\n");
                sb.append("Error Message:    " + ase.getMessage());
                sb.append("HTTP Status Code: " + ase.getStatusCode());
                sb.append("AWS Error Code:   " + ase.getErrorCode());
                sb.append("Error Type:       " + ase.getErrorType());
                sb.append("Request ID:       " + ase.getRequestId());
                log.error(sb.toString(), ase);
            } catch (AmazonClientException ace) {
                StringBuilder sb = new StringBuilder();
                sb.append("Caught an AmazonClientException, " + "which means the client encountered "
                        + "an internal error while trying to communicate" + " with S3, "
                        + "such as not being able to access the network.");
                sb.append("Error Message: " + ace.getMessage());
                log.error(sb.toString(), ace);
            }
        } else if (deltasMap.containsKey(objInfo.getKey())) {
            deltasMap.remove(objInfo.getKey());
        }
    } // end loop through object descriptions

    // Deltas: key pointing to dummy means delete, key pointing to other object means update.
    // This approach lets us delete and update while shortening the locked critical section.
    Iterator<Map.Entry<String, KinesisStreamDescription>> deltasIter = deltasMap.entrySet().iterator();
    internalMapLock.writeLock().lock();
    try {
        while (deltasIter.hasNext()) {
            Map.Entry<String, KinesisStreamDescription> entry = deltasIter.next();
            if (entry.getValue().getTableName().equals("__DUMMY__")) {
                this.internalMap.remove(entry.getKey());
            } else {
                this.internalMap.put(entry.getKey(), entry.getValue());
            }
        }
    } finally {
        internalMapLock.writeLock().unlock();
    }

    log.info("Completed updating table definitions from S3.");
    this.lastCheck = now;

    return;
}

From source file:com.ge.predix.sample.blobstore.repository.BlobstoreService.java

License:Apache License

/**
 * Gets the list of available Blobs for the binded bucket from the BlobStore.
 *
 * @return List<BlobFile> List of Blobs
 *//* w w  w. j  a  va2s  . c o  m*/
public List<S3Object> get() {
    List<S3Object> objs = new ArrayList<>();
    try {
        // Get the List from BlobStore
        ObjectListing objectList = s3Client.listObjects(bucket);

        for (S3ObjectSummary objectSummary : objectList.getObjectSummaries()) {
            objs.add(s3Client.getObject(new GetObjectRequest(bucket, objectSummary.getKey())));
        }

    } catch (Exception e) {
        log.error("Exception occurred in get(): " + e.getMessage());
        throw e;
    }

    return objs;
}

From source file:com.ge.predix.solsvc.blobstore.bootstrap.BlobstoreClientImpl.java

License:Apache License

/**
 * Gets the list of available Blobs for the binded bucket from the BlobStore.
 *
 * @return List of String Blobs//from w  w w.  jav  a 2s  .  c o m
 */
@Override
public List<String> getAvailableBlobs() {
    List<String> objs = new ArrayList<>();
    try {
        // Get the List from BlobStore
        ObjectListing objectList = this.s3Client.listObjects(this.blobstoreConfig.getBucketName());

        for (S3ObjectSummary objectSummary : objectList.getObjectSummaries()) {

            objs.add(objectSummary.getKey());
        }

    } catch (Exception e) {
        this.log.error("Exception occurred in get(): " + e.getMessage()); //$NON-NLS-1$
        throw e;
    }

    return objs;
}