Example usage for com.amazonaws.services.s3.model S3Object getObjectContent

List of usage examples for com.amazonaws.services.s3.model S3Object getObjectContent

Introduction

In this page you can find the example usage for com.amazonaws.services.s3.model S3Object getObjectContent.

Prototype

public S3ObjectInputStream getObjectContent() 

Source Link

Document

Gets the input stream containing the contents of this object.

Usage

From source file:com.nike.cerberus.operation.core.EnableConfigReplicationOperation.java

License:Apache License

private void touchCurrentFiles() {
    final String bucketName = environmentMetadata.getBucketName();
    final ObjectListing objectListing = s3Client.listObjects(bucketName);

    logger.info("Touching config files that already exist so they are replicated.");
    objectListing.getObjectSummaries().forEach(os -> {
        if (!StringUtils.startsWith(os.getKey(), "consul")) {
            logger.debug("Touching {}.", os.getKey());
            final S3Object object = s3Client.getObject(bucketName, os.getKey());
            s3Client.putObject(bucketName, object.getKey(), object.getObjectContent(),
                    object.getObjectMetadata());
        }/*from  w w  w.j  ava  2  s  .c  om*/
    });
}

From source file:com.nike.cerberus.service.S3StoreService.java

License:Apache License

public Optional<String> get(String path) {
    GetObjectRequest request = new GetObjectRequest(s3Bucket, getFullPath(path));

    try {//from   ww  w.  j a v a  2 s.co m
        S3Object s3Object = s3Client.getObject(request);
        InputStream object = s3Object.getObjectContent();
        return Optional.of(IOUtils.toString(object, ConfigConstants.DEFAULT_ENCODING));
    } catch (AmazonServiceException ase) {
        if (StringUtils.equalsIgnoreCase(ase.getErrorCode(), "NoSuchKey")) {
            logger.debug(String.format("The S3 object doesn't exist. Bucket: %s, Key: %s", s3Bucket,
                    request.getKey()));
            return Optional.empty();
        } else {
            logger.error("Unexpected error communicating with AWS.", ase);
            throw ase;
        }
    } catch (IOException e) {
        String errorMessage = String.format(
                "Unable to read contents of S3 object. Bucket: %s, Key: %s, Expected Encoding: %s", s3Bucket,
                request.getKey(), ConfigConstants.DEFAULT_ENCODING);
        logger.error(errorMessage);
        throw new UnexpectedDataEncodingException(errorMessage, e);
    }
}

From source file:com.projectlaver.batch.FacebookListingPostingItemProcessor.java

License:Open Source License

void copyS3ObjectToTempFile(File tempFile, String filename) throws IOException, FileNotFoundException {
    AWSCredentials myCredentials = new BasicAWSCredentials(this.s3accessKey, this.s3secretKey);
    AmazonS3 s3 = new AmazonS3Client(myCredentials);
    S3Object object = s3.getObject(this.s3publicBucketName, filename);

    IOUtils.copy(object.getObjectContent(), new FileOutputStream(tempFile));
}

From source file:com.projectlaver.service.ListingService.java

License:Open Source License

void streamAwsContentToResponse(String contentFilename, String bucketName, OutputStream outputStream)
        throws IOException {
    AWSCredentials myCredentials = new BasicAWSCredentials(this.s3accessKey, this.s3secretKey);
    AmazonS3 s3 = new AmazonS3Client(myCredentials);
    S3Object object = s3.getObject(bucketName, contentFilename);

    FileCopyUtils.copy(object.getObjectContent(), outputStream);
}

From source file:com.qubole.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  o m
 */
protected void updateTablesFromS3() {
    long now = System.currentTimeMillis();

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

    for (S3ObjectSummary objInfo : objectList) {
        if (!this.internalMap.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());

                    internalMap.put(objInfo.getKey(), table);
                    log.info("Put table description into the map from %s", objInfo.getKey());
                } catch (IOException iox) {
                    log.error("Problem reading input stream from object.", iox);
                }
            } 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);
            }
        }
    } // end loop through object descriptions

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

    return;
}

From source file:com.rathravane.clerk.impl.s3.S3IamDb.java

License:Apache License

/**
 * Load an object to a stream./*from   w  w  w .ja va  2s  . c  o m*/
 * @param key
 * @param os
 * @returns true if found, false if not found
 * @throws IamSvcException
 * @throws IamBadRequestException 
 */
private boolean loadTo(String key, OutputStream os) throws IamSvcException {
    S3Object object = null;
    try {
        object = fDb.getObject(new GetObjectRequest(fBucketId, key));
        final InputStream is = object.getObjectContent();

        // s3 objects must be closed or will leak an HTTP connection
        rrStreamTools.copyStream(is, os);

        return true;
    } catch (AmazonServiceException x) {
        if (404 == x.getStatusCode())
            return false;
        throw new IamSvcException(x);
    } catch (AmazonClientException x) {
        throw new IamSvcException(x);
    } catch (IOException x) {
        throw new IamSvcException(x);
    } finally {
        if (object != null) {
            try {
                object.close();
            } catch (IOException e) {
                throw new IamSvcException(e);
            }
        }
    }
}

From source file:com.sangupta.urn.service.impl.AmazonS3UrnStorageServiceImpl.java

License:Apache License

@Override
protected UrnObject get(String objectKey) {
    S3Object object = this.client.getObject(this.bucketName, objectKey);
    if (object == null) {
        return null;
    }/*w w w . j  a  va2 s  .  c o  m*/

    try {
        InputStream stream = object.getObjectContent();

        byte[] bytes = IOUtils.toByteArray(stream);

        UrnObject urnObject = new UrnObject(objectKey, bytes);

        // TODO: read and populate metadata
        ObjectMetadata metadata = object.getObjectMetadata();
        if (metadata != null) {
            if (metadata.getHttpExpiresDate() != null) {
                urnObject.expiry = metadata.getHttpExpiresDate().getTime();
            }

            urnObject.mime = metadata.getContentType();
            urnObject.stored = metadata.getLastModified().getTime();

            // TODO:parse the value to extract the filename if available
            urnObject.name = metadata.getContentDisposition();
        }

        // return the object
        return urnObject;
    } catch (IOException e) {
        // happens when we cannot read data from S3
        LOGGER.debug("Exception reading data from S3 for object key: " + objectKey, e);
        return null;
    } finally {
        if (object != null) {
            try {
                object.close();
            } catch (IOException e) {
                LOGGER.warn("Unable to close S3 object during/after reading the object");
            }
        }
    }
}

From source file:com.shareplaylearn.models.UserItemManager.java

License:Open Source License

public Response getItem(String contentType, ItemSchema.PresentationType presentationType, String name,
        String encoding) {//from   ww  w  .  j  av a 2 s  .c om
    if (encoding != null && encoding.length() > 0 && !AvailableEncodings.isAvailable(encoding)) {
        return Response.status(Response.Status.UNSUPPORTED_MEDIA_TYPE)
                .entity("Inner Encoding Type: " + encoding + " not available").build();
    }

    AmazonS3Client s3Client = new AmazonS3Client(
            new BasicAWSCredentials(SecretsService.amazonClientId, SecretsService.amazonClientSecret));

    try {
        S3Object object = s3Client.getObject(ItemSchema.S3_BUCKET,
                getItemLocation(name, contentType, presentationType));
        try (S3ObjectInputStream inputStream = object.getObjectContent()) {
            long contentLength = object.getObjectMetadata().getContentLength();
            if (contentLength > Limits.MAX_RETRIEVE_SIZE) {
                throw new IOException("Object is to large: " + contentLength + " bytes.");
            }
            int bufferSize = Math.min((int) contentLength, 10 * 8192);
            byte[] buffer = new byte[bufferSize];
            ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
            int bytesRead = 0;
            int totalBytesRead = 0;
            while ((bytesRead = inputStream.read(buffer)) > 0) {
                outputStream.write(buffer, 0, bytesRead);
                totalBytesRead += bytesRead;
            }
            log.debug("GET in file resource read: " + totalBytesRead + " bytes.");
            if (encoding == null || encoding.length() == 0 || encoding.equals(AvailableEncodings.IDENTITY)) {
                return Response.status(Response.Status.OK).entity(outputStream.toByteArray()).build();
            } else if (encoding.equals(AvailableEncodings.BASE64)) {
                return Response.status(Response.Status.OK)
                        .entity(Base64.encodeAsString(outputStream.toByteArray())).build();
            } else {
                return Response.status(Response.Status.UNSUPPORTED_MEDIA_TYPE)
                        .entity("Inner Encoding Type: " + encoding + " not available").build();
            }
        }
    } catch (Exception e) {
        StringWriter sw = new StringWriter();
        PrintWriter pw = new PrintWriter(sw);
        pw.println("\nFailed to retrieve: " + name);
        e.printStackTrace(pw);
        log.warn("Failed to retrieve: " + name);
        log.info(Exceptions.asString(e));
        return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(sw.toString()).build();
    }
}

From source file:com.shelfmap.simplequery.domain.impl.DefaultBlobReference.java

License:Apache License

@Override
public InputStream getInputStream() {
    S3Object resource = getS3ObjectRemote();
    this.metadata = resource.getObjectMetadata();
    return resource.getObjectContent();
}

From source file:com.sjsu.faceit.example.S3Sample.java

License:Open Source License

public static void main(String[] args) throws IOException {
    /*/*from   w ww. ja v a  2  s  . c  o  m*/
     * 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
     */
    System.out.println(new File(".").getAbsolutePath());
    AmazonS3 s3 = new AmazonS3Client(
            new PropertiesCredentials(S3Sample.class.getResourceAsStream("AwsCredentials.properties")));

    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, "abc/" + key, new File("/Users/prayag/Desktop/2.jpg")));

        /*
         * 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, "abc/" + 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());
    }
}