Example usage for com.amazonaws.services.s3 AmazonS3 getObject

List of usage examples for com.amazonaws.services.s3 AmazonS3 getObject

Introduction

In this page you can find the example usage for com.amazonaws.services.s3 AmazonS3 getObject.

Prototype

public S3Object getObject(GetObjectRequest getObjectRequest) throws SdkClientException, AmazonServiceException;

Source Link

Document

Gets the object stored in Amazon S3 under the specified bucket and key.

Usage

From source file:org.applicationMigrator.serverAgent.ServerAgentFileTransferClient.java

License:Apache License

public void downloadFiles(String outputFilesPaths[], String credentialsFilePath)
        throws IOException, InterruptedException {
    if (outputFilesPaths == null) {
        return;/*from w  w  w .  j a  v  a2s .  c om*/
    }
    AWSCredentials awsCredentials = getCredentials(credentialsFilePath);
    Environment.getExternalStorageDirectory().setReadable(true, false);
    Environment.getExternalStorageDirectory().setWritable(true, false);

    for (String outputFilePath : outputFilesPaths) {
        String fileName = getFileName(outputFilePath);
        String keyNameString = userName + "/" + applicationName + "/" + fileName;
        AmazonS3 s3client = new AmazonS3Client(awsCredentials);
        S3Object s3Object = s3client.getObject(new GetObjectRequest(BUCKET_NAME, keyNameString));
        try {
            writeObjectToFile(s3Object, outputFilePath);
            File outputFile = new File(outputFilePath);
            outputFile.setReadable(true, false);
            outputFile.setWritable(true, false);

        } catch (Exception e) {
            /*File erroneousFile = new File(outputFilePath);
            if (erroneousFile.exists())
               erroneousFile.delete();*/
        }
    }
}

From source file:org.boriken.s3fileuploader.S3SampleRefactored.java

License:Open Source License

public static void downloadFile(AmazonS3 s3, String bucketName, String key) throws IOException {
    /*//from  w  w w  .j  a v a2 s .c  o  m
     * 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());
}

From source file:org.chombo.util.ConfigurationLoader.java

License:Apache License

/**
 * @param confFilePath// w  w  w.j a  va  2s  .  c  o  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 ww w.ja v  a2  s .  co 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// www  .j  av  a  2 s .  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 {
    /*/*  w w w.  j a  v  a2 s  . c o 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 = "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.duracloud.common.rest.spring.XmlWebApplicationContext.java

License:Apache License

@Override
protected Resource getResourceByPath(String path) {
    if (path.startsWith("s3://")) {
        AmazonS3 client = AmazonS3ClientBuilder.standard().build();
        AmazonS3URI s3Uri = new AmazonS3URI(path);
        S3Object s3Obj = client.getObject(new GetObjectRequest(s3Uri.getBucket(), s3Uri.getKey()));
        s3Obj.getObjectContent();/*from   w  w  w.j a  v  a  2s.c  o  m*/

        return new InputStreamResource(s3Obj.getObjectContent());
    }
    return super.getResourceByPath(path);
}

From source file:org.duracloud.s3storage.S3ProviderUtil.java

License:Apache License

/**
 * @param s3Url using the s3://bucket/object syntax.
 * @return//from w  w  w  .jav  a  2 s.c  o  m
 * @throws IOException
 */
public static Resource getS3ObjectByUrl(String s3Url) throws IOException {
    AmazonS3 client = AmazonS3ClientBuilder.standard().build();
    AmazonS3URI s3Uri = new AmazonS3URI(s3Url);
    S3Object s3Obj = client.getObject(new GetObjectRequest(s3Uri.getBucket(), s3Uri.getKey()));
    s3Obj.getObjectContent();
    Resource resource = new InputStreamResource(s3Obj.getObjectContent());
    return resource;
}

From source file:org.finra.dm.dao.impl.S3OperationsImpl.java

License:Apache License

@Override
public S3Object getS3Object(GetObjectRequest getObjectRequest, AmazonS3 s3) {
    return s3.getObject(getObjectRequest);
}

From source file:org.force66.aws.utils.S3Utils.java

License:Apache License

public static Properties loadProperties(String bucketName, String key) throws IOException {
    Properties props = new Properties();
    AmazonS3 s3Client = new AmazonS3Client(new ProfileCredentialsProvider());
    S3Object s3object = s3Client.getObject(new GetObjectRequest(bucketName, key));
    props.load(s3object.getObjectContent());
    return props;
}