List of usage examples for com.amazonaws.services.s3.model S3Object getObjectContent
public S3ObjectInputStream getObjectContent()
From source file:org.caboclo.clients.AmazonClient.java
License:Open Source License
@Override public MultiPartDownload initializeDownload(File file, RemoteFile remoteFile) throws IOException { long start = 0; long end = Constants.CHUNK_DOWNLOAD_SIZE - 1; String child = remoteFile.getPath(); GetObjectRequest rangeObjectRequest = new GetObjectRequest(getBucketName(), child); rangeObjectRequest.setRange(start, end); S3Object obj = s3.getObject(rangeObjectRequest); BufferedInputStream bis = new BufferedInputStream(obj.getObjectContent()); writeStreamToFile(bis, file);//from w w w. jav a 2s .c o m MultiPartDownload mpd = new MultiPartDownload(file, remoteFile, end); return mpd; }
From source file:org.caboclo.clients.AmazonClient.java
License:Open Source License
@Override public void getNextPart(MultiPartDownload mpd) throws IOException { RemoteFile remoteFile = mpd.getRemotePath(); File file = mpd.getFile();/*from www .j a v a 2 s.c o m*/ long start = mpd.getOffset() + 1; long end = mpd.getOffset() + Constants.CHUNK_DOWNLOAD_SIZE - 1; boolean finished = false; if (end > mpd.getRemotePath().getSize()) { end = mpd.getRemotePath().getSize(); finished = true; } String child = remoteFile.getPath(); GetObjectRequest rangeObjectRequest = new GetObjectRequest(getBucketName(), child); rangeObjectRequest.setRange(start, end); S3Object obj = s3.getObject(rangeObjectRequest); BufferedInputStream bis = new BufferedInputStream(obj.getObjectContent()); ByteArrayOutputStream baos = new ByteArrayOutputStream(Constants.CHUNK_DOWNLOAD_SIZE); writeStreamToByteStream(bis, baos); appendFile(file, baos.toByteArray()); mpd.setOffset(end); mpd.setFinished(finished); }
From source file:org.chodavarapu.jgitaws.jgit.S3ObjectReadableChannel.java
License:Eclipse Distribution License
@Override public int read(ByteBuffer dst) throws IOException { S3Object object = configuration.getS3Client() .getObject(new GetObjectRequest(configuration.getPacksBucketName(), objectName).withRange(position, position + dst.remaining() + readAhead)); try (InputStream inputStream = object.getObjectContent()) { size = object.getObjectMetadata().getInstanceLength(); int readLength = dst.remaining() + readAhead; byte[] buffer = new byte[readLength]; inputStream.read(buffer);/*from w w w . ja v a 2s . co m*/ dst.put(buffer, 0, readLength); return readLength; } }
From source file:org.chombo.util.ConfigurationLoader.java
License:Apache License
/** * @param confFilePath//from w ww . j a v a 2 s. co m * @return * @throws IOException */ private boolean loadConfigS3(String confFilePath) throws IOException { Matcher matcher = s3pattern.matcher(confFilePath); matcher.matches(); String bucket = matcher.group(1); String key = matcher.group(2); AmazonS3 s3 = new AmazonS3Client( new PropertiesCredentials(Utility.class.getResourceAsStream("AwsCredentials.properties"))); S3Object object = s3.getObject(new GetObjectRequest(bucket, key)); InputStream fis = object.getObjectContent(); List<String> lines = getConfigLines(fis); setFilteredConfiguration(lines); return true; }
From source file:org.chombo.util.Utility.java
License:Apache License
private static boolean loadConfigS3(Configuration conf, String confFilePath) throws IOException { Matcher matcher = s3pattern.matcher(confFilePath); matcher.matches();//from www . j av a2 s . c o m String bucket = matcher.group(1); String key = matcher.group(2); AmazonS3 s3 = new AmazonS3Client( new PropertiesCredentials(Utility.class.getResourceAsStream("AwsCredentials.properties"))); S3Object object = s3.getObject(new GetObjectRequest(bucket, key)); InputStream is = object.getObjectContent(); Properties configProps = new Properties(); configProps.load(is); for (Object keyObj : configProps.keySet()) { String keySt = keyObj.toString(); conf.set(keySt, configProps.getProperty(keySt)); } return true; }
From source file:org.crypto.sse.IEX2LevAMAZON.java
License:Open Source License
/** * @param args/*from w w w . j ava2s .c o m*/ * @throws Exception */ @SuppressWarnings("null") public static void main(String[] args) throws Exception { //First Job Configuration conf = new Configuration(); Job job = Job.getInstance(conf, "IEX-2Lev"); job.setJarByClass(IEX2LevAMAZON.class); job.setMapperClass(MLK1.class); job.setReducerClass(RLK1.class); job.setMapOutputKeyClass(Text.class); job.setMapOutputValueClass(Text.class); job.setOutputKeyClass(Text.class); job.setNumReduceTasks(1); job.setOutputValueClass(ArrayListWritable.class); job.setInputFormatClass(FileNameKeyInputFormat.class); FileInputFormat.addInputPath(job, new Path(args[0])); FileOutputFormat.setOutputPath(job, new Path(args[1])); //Second Job Configuration conf2 = new Configuration(); Job job2 = Job.getInstance(conf2, "IEX-2Lev"); job2.setJarByClass(IEX2LevAMAZON.class); job2.setMapperClass(MLK2.class); job2.setReducerClass(RLK2.class); job2.setNumReduceTasks(1); job2.setMapOutputKeyClass(Text.class); job2.setMapOutputValueClass(Text.class); job2.setOutputKeyClass(Text.class); job2.setOutputValueClass(ArrayListWritable.class); job2.setInputFormatClass(FileNameKeyInputFormat.class); FileInputFormat.addInputPath(job2, new Path(args[0])); FileOutputFormat.setOutputPath(job2, new Path(args[2])); job.waitForCompletion(true); job2.waitForCompletion(true); //Here add your Amazon Credentials AWSCredentials credentials = new BasicAWSCredentials("XXXXXXXXXXXXXXXX", "XXXXXXXXXXXXXXXX"); // create a client connection based on credentials AmazonS3 s3client = new AmazonS3Client(credentials); // create bucket - name must be unique for all S3 users String bucketName = "iexmaptest"; S3Object s3object = s3client.getObject(new GetObjectRequest(bucketName, args[4])); System.out.println(s3object.getObjectMetadata().getContentType()); System.out.println(s3object.getObjectMetadata().getContentLength()); List<String> lines = new ArrayList<String>(); String folderName = "2"; BufferedReader reader = new BufferedReader(new InputStreamReader(s3object.getObjectContent())); String line; int counter = 0; while ((line = reader.readLine()) != null) { // can copy the content locally as well // using a buffered writer lines.add(line); System.out.println(line); // upload file to folder String fileName = folderName + "/" + Integer.toString(counter); ByteArrayInputStream input = new ByteArrayInputStream(line.getBytes()); s3client.putObject(bucketName, fileName, input, new ObjectMetadata()); counter++; } Multimap<String, String> lookup = ArrayListMultimap.create(); for (int i = 0; i < lines.size(); i++) { String[] tokens = lines.get(i).split("\\s+"); for (int j = 1; j < tokens.length; j++) { lookup.put(tokens[0], tokens[j]); } } // Loading inverted index that associates files identifiers to keywords lines = new ArrayList<String>(); s3object = s3client.getObject(new GetObjectRequest(bucketName, args[5])); System.out.println(s3object.getObjectMetadata().getContentType()); System.out.println(s3object.getObjectMetadata().getContentLength()); // Loading inverted index that associates keywords to identifiers reader = new BufferedReader(new InputStreamReader(s3object.getObjectContent())); while ((line = reader.readLine()) != null) { lines.add(line); } Multimap<String, String> lookup2 = ArrayListMultimap.create(); for (int i = 0; i < lines.size(); i++) { String[] tokens = lines.get(i).split("\\s+"); for (int j = 1; j < tokens.length; j++) { lookup2.put(tokens[0], tokens[j]); } } // Delete File try { s3client.deleteObject(new DeleteObjectRequest(bucketName, args[4])); } catch (AmazonServiceException ase) { System.out.println("Caught an AmazonServiceException."); 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."); System.out.println("Error Message: " + ace.getMessage()); } /* * Start of IEX-2Lev construction */ // Generation of keys for IEX-2Lev BufferedReader keyRead = new BufferedReader(new InputStreamReader(System.in)); System.out.println("Enter your password :"); String pass = keyRead.readLine(); // You can change the size of the key; Here we set it to 128 List<byte[]> listSK = IEX2Lev.keyGen(128, pass, "salt/salt", 100); // Generation of Local Multi-maps with Mapper job only without reducer Configuration conf3 = new Configuration(); String testSerialization1 = new String(Base64.encodeBase64(Serializer.serialize(lookup))); String testSerialization2 = new String(Base64.encodeBase64(Serializer.serialize(lookup2))); String testSerialization3 = new String(Base64.encodeBase64(Serializer.serialize(listSK))); //String testSerialization2 = gson.toJson(lookup2); conf3.set("lookup", testSerialization1); conf3.set("lookup2", testSerialization2); conf3.set("setKeys", testSerialization3); Job job3 = Job.getInstance(conf3, "Local MM"); job3.setJarByClass(IEX2LevAMAZON.class); job3.setMapperClass(LocalMM.class); job3.setNumReduceTasks(0); FileInputFormat.addInputPath(job3, new Path(args[2])); FileOutputFormat.setOutputPath(job3, new Path(args[3])); job3.waitForCompletion(true); }
From source file:org.cto.VVS3Box.S3Sample.java
License:Open Source License
public static void main(String[] args) throws IOException { /*/*from 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 = "lior.test-" + 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:org.deeplearning4j.aws.s3.reader.S3Downloader.java
License:Apache License
/** * Returns an input stream for the given bucket and key * @param bucket the bucket to retrieve from * @param key the key of the objec t// w w w. j a v a 2s . c o m * @return an input stream to the object */ public InputStream objectForKey(String bucket, String key) { AmazonS3 s3 = getClient(); S3Object obj = s3.getObject(bucket, key); InputStream is = obj.getObjectContent(); return is; }
From source file:org.deeplearning4j.aws.s3.reader.S3Downloader.java
License:Apache License
public void download(String bucket, String key, File to) throws IOException { AmazonS3 s3 = getClient();/*from w w w. j a v a 2 s. com*/ S3Object obj = s3.getObject(bucket, key); InputStream is = obj.getObjectContent(); BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(to)); IOUtils.copy(is, bos); bos.close(); is.close(); obj.close(); }
From source file:org.deeplearning4j.aws.s3.reader.S3Downloader.java
License:Apache License
public void download(String bucket, String key, OutputStream to) throws IOException { AmazonS3 s3 = getClient();/*from ww w. j av a2 s . co m*/ S3Object obj = s3.getObject(bucket, key); InputStream is = obj.getObjectContent(); BufferedOutputStream bos = new BufferedOutputStream(to); IOUtils.copy(is, bos); bos.close(); is.close(); obj.close(); }