List of usage examples for com.amazonaws.services.s3.model GetObjectRequest GetObjectRequest
public GetObjectRequest(String bucketName, String key)
From source file:com.eucalyptus.objectstorage.providers.s3.S3ProviderClient.java
License:Open Source License
@Override public GetObjectExtendedResponseType getObjectExtended(final GetObjectExtendedType request) throws S3Exception { User requestUser = getRequestUser(request); OsgInternalS3Client internalS3Client = null; Boolean getMetaData = request.getGetMetaData(); Long byteRangeStart = request.getByteRangeStart(); Long byteRangeEnd = request.getByteRangeEnd(); Date ifModifiedSince = request.getIfModifiedSince(); Date ifUnmodifiedSince = request.getIfUnmodifiedSince(); String ifMatch = request.getIfMatch(); String ifNoneMatch = request.getIfNoneMatch(); GetObjectRequest getRequest = new GetObjectRequest(request.getBucket(), request.getKey()); if (byteRangeStart == null) { byteRangeStart = 0L;//from ww w. jav a 2 s . co m } if (byteRangeEnd != null) { getRequest.setRange(byteRangeStart, byteRangeEnd); } if (getMetaData != null) { //Get object metadata } if (ifModifiedSince != null) { getRequest.setModifiedSinceConstraint(ifModifiedSince); } if (ifUnmodifiedSince != null) { getRequest.setUnmodifiedSinceConstraint(ifUnmodifiedSince); } if (ifMatch != null) { List matchList = new ArrayList(); matchList.add(ifMatch); getRequest.setMatchingETagConstraints(matchList); } if (ifNoneMatch != null) { List nonMatchList = new ArrayList(); nonMatchList.add(ifNoneMatch); getRequest.setNonmatchingETagConstraints(nonMatchList); } try { internalS3Client = getS3Client(requestUser); AmazonS3Client s3Client = internalS3Client.getS3Client(); S3Object response = s3Client.getObject(getRequest); GetObjectExtendedResponseType reply = request.getReply(); populateResponseMetadata(reply, response.getObjectMetadata()); reply.setDataInputStream(response.getObjectContent()); reply.setByteRangeStart(request.getByteRangeStart()); reply.setByteRangeEnd(request.getByteRangeEnd()); return reply; } catch (AmazonServiceException e) { LOG.debug("Error from backend", e); throw S3ExceptionMapper.fromAWSJavaSDK(e); } }
From source file:com.example.S3Sample02.java
License:Open Source License
public static void main(String[] args) throws IOException { /*/* w ww . j a v a2 s . com*/ * 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 { /*//from w ww . ja va 2s.co m * 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.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 v a 2s .co m*/ */ 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.formkiq.core.service.AssetServiceS3Default.java
License:Apache License
@SuppressWarnings("resource") @Override// ww w. j av a 2 s .c o m public byte[] findAsset(final String folder, final String asset) throws IOException { byte[] bytes = null; String filename = getFilename(folder, asset); try { S3Object object = getS3Connection().getObject(new GetObjectRequest(this.s3BucketName, filename)); InputStream objectData = object.getObjectContent(); try { bytes = IOUtils.toByteArray(objectData); } finally { IOUtils.closeQuietly(objectData); } } catch (SdkClientException e) { LOG.log(Level.WARNING, e.getMessage()); } return bytes; }
From source file:com.ge.predix.sample.blobstore.repository.BlobstoreService.java
License:Apache License
/** * Get the Blob from the binded bucket//from ww w.jav a 2s . co m * * @param fileName String * @throws Exception */ public InputStream get(String fileName, String range) throws Exception { if (range != null && !range.isEmpty()) { String[] r = range.split(":"); if (r.length != 2) { throw new Exception("Invalid range format"); } try { long start = Long.parseLong(r[0]); long end = Long.parseLong(r[1]); GetObjectRequest rangeObjectRequest = new GetObjectRequest(bucket, fileName); rangeObjectRequest.setRange(start, end); S3Object objectPortion = s3Client.getObject(rangeObjectRequest); InputStream objectData = objectPortion.getObjectContent(); return objectData; } catch (NumberFormatException e) { throw new Exception("Invalid range specified ", e); } } else { try { S3Object object = s3Client.getObject(new GetObjectRequest(bucket, fileName)); InputStream objectData = object.getObjectContent(); return objectData; } catch (Exception e) { log.error("Exception Occurred in get(): " + e.getMessage()); throw e; } } }
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 *///from ww w . j a v a 2s. co 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
@Override public DataFile getBlob(String fileName) { try (S3Object object = this.s3Client .getObject(new GetObjectRequest(this.blobstoreConfig.getBucketName(), fileName)); InputStream objectData = object.getObjectContent();) { DataFile dataFile = new DataFile(); dataFile.setFile(IOUtils.toByteArray(objectData)); dataFile.setName(fileName);/*ww w . j a v a2 s. co m*/ return dataFile; } catch (Exception e) { this.log.error("Exception Occurred in get(): " + e.getMessage()); //$NON-NLS-1$ throw new RuntimeException("Exception Occurred in get(): ", e); //$NON-NLS-1$ } }
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.// w ww. ja va 2 s .com * * @return List of DataFile Blobs */ @Override public List<DataFile> getBlob() { S3Object obj = null; try { List<DataFile> objs = new ArrayList<DataFile>(); // Get the List from BlobStore ObjectListing objectList = this.s3Client.listObjects(this.blobstoreConfig.getBucketName()); for (S3ObjectSummary objectSummary : objectList.getObjectSummaries()) { obj = this.s3Client.getObject( new GetObjectRequest(this.blobstoreConfig.getBucketName(), objectSummary.getKey())); DataFile data = new DataFile(); data.setFile(IOUtils.toByteArray(obj.getObjectContent())); objs.add(data); } return objs; } catch (IOException e) { throw new RuntimeException(e); } finally { if (obj != null) { try { obj.close(); } catch (IOException e) { throw new RuntimeException( "unable to close object object=" + obj + " throwing original exception", //$NON-NLS-1$ //$NON-NLS-2$ e); } } } }
From source file:com.github.abhinavmishra14.aws.s3.service.impl.AwsS3IamServiceImpl.java
License:Open Source License
@Override public InputStream getObject(final String bucketName, final String key) throws AmazonClientException, AmazonServiceException { LOGGER.info("getObject invoked, bucketName: {}, key: {}", bucketName, key); final GetObjectRequest getObjRequest = new GetObjectRequest(bucketName, key); final S3Object s3Object = getObject(getObjRequest); return s3Object.getObjectContent(); }