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:jp.sanix.weatherData.java

License:Open Source License

public static void main(String[] args) throws IOException, SQLException, AmazonServiceException, JSONException,
        NullPointerException, ParseException {

    AmazonS3 s3 = new AmazonS3Client();
    s3.setRegion(Region.getRegion(Regions.AP_NORTHEAST_1));

    BufferedReader br = new BufferedReader(new InputStreamReader(
            new FileInputStream(new File("src/main/web/?.csv")), "SJIS"));

    String line = null;/*  www .  j  av  a  2s. c o m*/
    br.readLine(); // 1???
    while ((line = br.readLine()) != null) {

        String[] col = line.split(",");

        /* AWS S3????? */
        String bucketName = "weather-forecast";
        ObjectListing objectListing = s3.listObjects(new ListObjectsRequest().withBucketName(bucketName)
                .withPrefix("day_insolation/" + col[0] + "/"));

        File file = File.createTempFile("temp", ".csv");
        file.deleteOnExit();
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file), "SJIS"));
        bw.write(
                ",?,?,???,,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23\n");

        System.out.println(col[0] + ":" + col[1] + col[2]);
        /* get data from s3 */
        int i = 0;
        do {
            for (S3ObjectSummary objectSummary : objectListing.getObjectSummaries()) {
                String keyname = objectSummary.getKey();
                S3Object object = s3.getObject(new GetObjectRequest(bucketName, keyname));
                BufferedReader reader = new BufferedReader(new InputStreamReader(object.getObjectContent()));
                StringBuilder sb = new StringBuilder();
                String line2 = null;
                System.out.print(String.valueOf(i++) + "\r");
                while ((line2 = reader.readLine()) != null) {
                    sb.append(line2);
                }
                reader.close();
                object.close();
                try {
                    JSONObject json = new JSONObject(sb.toString());
                    bw.write(String.join(",", col) + "," + json.get("date").toString().replace("-", "/") + ",");
                    JSONArray jarr = json.getJSONArray("hour_data");
                    bw.write(jarr.join(",") + "\n");
                    //                  System.out.println(String.join(",", col) + "," + json.get("date").toString().replace("-", "/") + "," + jarr.join(","));
                } catch (JSONException e) {
                    //                  System.exit(1);
                }
            }
            objectListing = s3.listNextBatchOfObjects(objectListing);
        } while (objectListing.getMarker() != null);

        bw.flush();
        bw.close();
        if (i > 0) {
            s3.putObject(new PutObjectRequest("sanix-data-analysis",
                    STORE_PATH + col[1] + col[2] + "_insolation.csv", file));
        }
    }
    br.close();

    br = new BufferedReader(new InputStreamReader(
            new FileInputStream(new File("src/main/web/?.csv")), "SJIS"));
    br.readLine(); // 1???
    while ((line = br.readLine()) != null) {

        String[] col = line.split(",");

        /* AWS S3????? */
        String bucketName = "weather-forecast";
        ObjectListing objectListing = s3.listObjects(new ListObjectsRequest().withBucketName(bucketName)
                .withPrefix("day_temperature/" + col[0] + "/"));

        File file = File.createTempFile("temp", ".csv");
        file.deleteOnExit();
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(file), "SJIS"));
        bw.write(
                ",?,?,???,,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23\n");

        System.out.println(col[0] + ":" + col[1] + col[2]);
        /* get data from s3 */
        int i = 0;
        do {
            for (S3ObjectSummary objectSummary : objectListing.getObjectSummaries()) {
                String keyname = objectSummary.getKey();
                S3Object object = s3.getObject(new GetObjectRequest(bucketName, keyname));
                BufferedReader reader = new BufferedReader(new InputStreamReader(object.getObjectContent()));
                StringBuilder sb = new StringBuilder();
                String line2 = null;
                System.out.print(String.valueOf(i++) + "\r");
                while ((line2 = reader.readLine()) != null) {
                    sb.append(line2);
                }
                reader.close();
                object.close();
                try {
                    JSONObject json = new JSONObject(sb.toString());
                    bw.write(String.join(",", col) + "," + json.get("date").toString().replace("-", "/") + ",");
                    JSONArray jarr = json.getJSONArray("hour_data");
                    bw.write(jarr.join(",") + "\n");
                    //                  System.out.println(String.join(",", col) + "," + json.get("date").toString().replace("-", "/") + "," + jarr.join(","));
                } catch (JSONException e) {
                    //                  System.exit(1);
                }
            }
            objectListing = s3.listNextBatchOfObjects(objectListing);
        } while (objectListing.getMarker() != null);

        bw.flush();
        bw.close();
        if (i > 0) {
            s3.putObject(new PutObjectRequest("sanix-data-analysis",
                    STORE_PATH + col[1] + col[2] + "_temperture.csv", file));
        }
    }
    br.close();
}

From source file:jp.sanix.yokusei.java

License:Open Source License

public static void main(String[] args) throws IOException, SQLException, AmazonServiceException, JSONException,
        NullPointerException, ParseException {

    String id = "A0002441";
    String datefrom = "2015/10/01";
    String dateto = "2015/10/12";

    SimpleDateFormat format = new SimpleDateFormat("yyyy/MM/dd");
    format.setTimeZone(TimeZone.getTimeZone("JST"));
    SimpleDateFormat pgformat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
    pgformat.setTimeZone(TimeZone.getTimeZone("UTC"));

    Calendar cal = Calendar.getInstance();
    Calendar end = Calendar.getInstance();
    String today = toDate(cal);// w ww  .jav a  2 s .  c  o m

    try {
        cal.setTime(format.parse(datefrom));
    } catch (ParseException e) {
    }
    try {
        end.setTime(format.parse(dateto));
        end.add(Calendar.DAY_OF_MONTH, 1);
    } catch (ParseException e) {
    }

    AmazonS3 s3 = new AmazonS3Client();
    s3.setRegion(Region.getRegion(Regions.AP_NORTHEAST_1));

    Connection db = DriverManager.getConnection(PG_CON, PG_USER, PG_PASS);
    Statement st = db.createStatement();
    ResultSet rs = st.executeQuery(
            "SELECT data, pvs_unique_code FROM data WHERE pvs_serial_id='" + id + "' OFFSET 0 LIMIT 1;");
    rs.next();
    String json = rs.getString(1);
    String key = rs.getString(2);
    rs.close();
    db.close();
    Date recent = new Date();

    xlsSheetYokusei xls = new xlsSheetYokusei(json);
    while (cal.before(end)) {
        System.out.println("Getting data of " + toDate(cal));

        /* AWS S3????? */
        String bucketName = "pvdata-storage-production";
        System.out.println("Get s3 data by key='" + bucketName + "/data/" + key + "/" + toDate(cal) + "/'");
        ObjectListing objectListing = s3.listObjects(new ListObjectsRequest().withBucketName(bucketName)
                .withPrefix("data/" + key + "/" + toDate(cal) + "/"));

        /* get data from s3 */
        do {
            for (S3ObjectSummary objectSummary : objectListing.getObjectSummaries()) {
                String keyname = objectSummary.getKey();
                S3Object object = s3.getObject(new GetObjectRequest(bucketName, keyname));
                BufferedReader reader = new BufferedReader(
                        new InputStreamReader(new GZIPInputStream(object.getObjectContent())));
                String line;
                while ((line = reader.readLine()) != null) {
                    try {
                        json = line.substring(line.indexOf("{"));
                        xls.putData(json);
                    } catch (NullPointerException e) {
                    }
                }
                reader.close();
                object.close();
            }
            objectListing = s3.listNextBatchOfObjects(objectListing);
        } while (objectListing.getMarker() != null);

        /* if today, read postgres to get recent data */
        if (toDate(cal).equals(today)) {
            System.out.println("Get recent data from postgres");
            try {
                db = DriverManager.getConnection(PG_CON, PG_USER, PG_PASS);
                st = db.createStatement();
                String sql = "SELECT data FROM data WHERE pvs_unique_code='" + key + "' AND created_at > '"
                        + pgformat.format(recent) + "';";
                System.out.println(sql);
                rs = st.executeQuery(sql);
                while (rs.next()) {
                    json = rs.getString(1);
                    xls.putData(json);
                }
                rs.close();
                db.close();
            } catch (PSQLException e) {
            } catch (ParseException e) {
            }
        }
        System.out.println("Write Buffer");
        xls.writeBuffer();

        cal.add(Calendar.DAY_OF_MONTH, 1);
    }
    File file = new File(
            "C:\\Users\\SANIX_CORERD\\Desktop\\" + id + "-Diamond" + toDate(cal).replace("/", "-") + ".xlsx");
    xls.putFile(new FileOutputStream(file));
    System.out.println("Finished: " + toDate(cal));
}

From source file:net.geoprism.data.aws.AmazonEndpoint.java

License:Open Source License

@Override
public void copyFiles(File directory, List<String> keys, boolean preserveDirectories) {
    try {//from  w ww  . ja  v  a  2  s .  c o m
        List<File> files = new LinkedList<File>();

        AmazonS3 client = new AmazonS3Client(new ClasspathPropertiesFileCredentialsProvider());

        for (String key : keys) {
            GetObjectRequest request = new GetObjectRequest("geodashboarddata", key);

            S3Object object = client.getObject(request);

            InputStream istream = object.getObjectContent();

            try {
                String targetPath = this.getTargetPath(preserveDirectories, key);

                File file = new File(directory, targetPath);

                FileUtils.copyInputStreamToFile(istream, file);

                files.add(file);
            } finally {
                // Process the objectData stream.
                istream.close();
            }
        }
    } catch (IOException e) {
        throw new ProgrammingErrorException(e);
    }
}

From source file:net.oletalk.hellospringboot.dao.S3Dao.java

public void getObjectData(String bucketName, String key, OutputStream out) throws S3Exception {
    AmazonS3 s3client = new AmazonS3Client(new ClasspathPropertiesFileCredentialsProvider());
    LOG.info("fetching requested object " + key);
    try {//from  ww  w .  j  a v a 2  s  .  co m
        S3Object object = s3client.getObject(new GetObjectRequest(bucketName, key));
        LOG.info("fetched, serving up");
        try {
            IOUtils.copy(object.getObjectContent(), out);
        } catch (IOException ioe) {
            LOG.error("Problem writing message: " + ioe.getMessage());
        }

    } catch (AmazonS3Exception e) {
        LOG.error("Problem fetching from S3: ", e);
        String errorMsg = "Error fetching document";
        try {
            out.write(errorMsg.getBytes(Charset.defaultCharset()));
            throw new S3Exception("Error fetching document");
        } catch (IOException ioe) {
            LOG.error("Problem writing message: " + ioe.getMessage());
        }
    }
}

From source file:net.smartcosmos.plugin.service.aws.storage.AwsS3StorageService.java

License:Apache License

@Override
public InputStream retrieve(IFile file) throws IOException {
    Preconditions.checkArgument((file != null), "file must not be null");

    AmazonS3 s3 = new AmazonS3Client(credentials, new ClientConfiguration().withProtocol(Protocol.HTTPS));

    GetObjectRequest getObjectRequest = new GetObjectRequest(getBucketName(), file.getFileName());
    S3Object storedObject = s3.getObject(getObjectRequest);

    return storedObject.getObjectContent();
}

From source file:org.alanwilliamson.amazon.s3.Read.java

License:Open Source License

private cfData readToFile(AmazonS3 s3Client, String bucket, String key, String localpath, boolean overwrite,
        String aes256key, int retry, int retryseconds) throws Exception {
    File localFile = new File(localpath);
    if (localFile.isFile()) {
        if (!overwrite)
            throw new Exception("The file specified exists: " + localpath);
        else/*from   ww  w.j a  v  a2s . c  om*/
            localFile.delete();
    }

    // Let us run around the number of attempts
    int attempts = 0;
    while (attempts < retry) {
        try {

            GetObjectRequest gor = new GetObjectRequest(bucket, key);
            if (aes256key != null && !aes256key.isEmpty())
                gor.setSSECustomerKey(new SSECustomerKey(aes256key));

            S3Object s3object = s3Client.getObject(gor);

            FileOutputStream outStream = null;
            try {
                outStream = new FileOutputStream(localFile);
                StreamUtil.copyTo(s3object.getObjectContent(), outStream, false);
            } finally {
                StreamUtil.closeStream(outStream);
            }

            return new cfStringData(localFile.toString());

        } catch (Exception e) {
            cfEngine.log("Failed: AmazonS3Read(bucket=" + bucket + "; key=" + key + "; attempt="
                    + (attempts + 1) + "; exception=" + e.getMessage() + ")");
            attempts++;

            if (attempts == retry)
                throw e;
            else
                Thread.sleep(retryseconds * 1000);
        }
    }

    return null; // should never             
}

From source file:org.alanwilliamson.amazon.s3.Read.java

License:Open Source License

private cfData readToMemory(AmazonS3 s3Client, String bucket, String key, String aes256key, int retry,
        int retryseconds) throws Exception {

    // Let us run around the number of attempts
    int attempts = 0;
    while (attempts < retry) {
        try {/*from   ww w  .j  ava 2s.c  o  m*/

            GetObjectRequest gor = new GetObjectRequest(bucket, key);
            if (aes256key != null && !aes256key.isEmpty())
                gor.setSSECustomerKey(new SSECustomerKey(aes256key));

            S3Object s3object = s3Client.getObject(gor);
            String contentType = s3object.getObjectMetadata().getContentType();

            ByteArrayOutputStream baos = new ByteArrayOutputStream(32000);
            StreamUtil.copyTo(s3object.getObjectContent(), baos, false);

            if (contentType.indexOf("text") != -1 || contentType.indexOf("javascript") != -1) {
                return new cfStringData(baos.toString());
            } else {
                return new cfBinaryData(baos.toByteArray());
            }

        } catch (Exception e) {
            cfEngine.log("Failed: AmazonS3Read(bucket=" + bucket + "; key=" + key + "; attempt="
                    + (attempts + 1) + "; exception=" + e.getMessage() + ")");
            attempts++;

            if (attempts == retry)
                throw e;
            else
                Thread.sleep(retryseconds * 1000);
        }
    }

    return null; // should never 
}

From source file:org.apache.manifoldcf.crawler.connectors.amazons3.AmazonS3Connector.java

License:Apache License

@Override
public void processDocuments(String[] documentIdentifiers, IExistingVersions statuses, Specification spec,
        IProcessActivity activities, int jobMode, boolean usesDefaultAuthority)
        throws ManifoldCFException, ServiceInterruption {
    AmazonS3 amazons3Client = getClient();
    if (amazons3Client == null)
        throw new ManifoldCFException("Amazon client can not connect at the moment");
    String[] acls = null;/*from   w w w  .  j av a2  s.  c o m*/

    // loop documents and process
    for (String documentIdentifier : documentIdentifiers) {
        try {
            if (documentIdentifier != null && StringUtils.isNotEmpty(documentIdentifier)) {
                String versionString;
                String[] aclsToUse;

                if (documentIdentifier.split(STD_SEPARATOR_BUCKET_AND_KEY) == null
                        && documentIdentifier.length() < 1) {
                    continue;
                }

                S3Artifact s3Artifact = getS3Artifact(documentIdentifier);
                S3Object s3Obj = amazons3Client
                        .getObject(new GetObjectRequest(s3Artifact.getBucketName(), s3Artifact.getKey()));

                if (s3Obj == null) {
                    // no such document in the bucket now
                    // delete document
                    activities.deleteDocument(documentIdentifier);
                    continue;
                }

                Logging.connectors.info("Content-Type: " + s3Obj.getObjectMetadata().getContentType());
                ObjectMetadata objectMetadata = s3Obj.getObjectMetadata();
                Date lastModified = objectMetadata.getLastModified();
                StringBuilder sb = new StringBuilder();
                if (lastModified == null) {
                    // remove the content
                    activities.deleteDocument(documentIdentifier);
                    continue;
                }

                aclsToUse = new String[0];

                AccessControlList objectAcl = amazons3Client.getObjectAcl(s3Artifact.getBucketName(),
                        s3Artifact.getKey());

                Set<Grant> grants = objectAcl.getGrants();
                String[] users = getUsers(grants);
                // sort

                aclsToUse = users;
                Arrays.sort(aclsToUse);
                packList(sb, aclsToUse, '+');
                if (aclsToUse.length > 0) {
                    sb.append('+');
                    pack(sb, AmazonS3Config.defaultAuthorityDenyToken, '+');
                } else
                    sb.append('-');

                //
                sb.append(lastModified.toString());
                versionString = sb.toString();

                Logging.connectors.debug("version string : " + versionString);

                if (versionString.length() > 0
                        && !activities.checkDocumentNeedsReindexing(documentIdentifier, versionString)) {
                    Logging.connectors.info("Document need not to be reindexed : " + documentIdentifier);
                    continue;
                }

                Logging.connectors.debug("JIRA: Processing document identifier '" + documentIdentifier + "'");

                long startTime = System.currentTimeMillis();
                String errorCode = null;
                String errorDesc = null;
                Long fileSize = null;

                try {
                    String mimeType = "text/plain";// default

                    // tika works starts
                    InputStream in = null;

                    String document = null;
                    try {
                        in = s3Obj.getObjectContent();

                        parser.parse(in, handler, metadata, context);
                        mimeType = tika.detect(in);
                        document = handler.toString();
                        if (document == null)
                            continue;
                        metadata.set(Metadata.CONTENT_TYPE, mimeType);
                    } catch (Exception e) {
                        Logging.connectors.error("Error while parsing tika contents", e);
                    } finally {
                        if (in != null)
                            IOUtils.closeQuietly(in);
                    }

                    String documentURI = getDocumentURI(s3Artifact);

                    Logging.connectors.debug("document : " + documentURI);

                    // need some investigation
                    if (!activities.checkURLIndexable(documentURI)) {
                        errorCode = activities.EXCLUDED_URL;
                        errorDesc = "Excluded because of URL ('" + documentURI + "')";
                        activities.noDocument(documentIdentifier, versionString);
                        continue;
                    }
                    if (!activities.checkMimeTypeIndexable(mimeType)) {
                        errorCode = activities.EXCLUDED_MIMETYPE;
                        errorDesc = "Excluded because of mime type ('" + mimeType + "')";
                        activities.noDocument(documentIdentifier, versionString);
                        continue;
                    }
                    if (!activities.checkDateIndexable(lastModified)) {
                        errorCode = activities.EXCLUDED_DATE;
                        errorDesc = "Excluded because of date (" + lastModified + ")";
                        activities.noDocument(documentIdentifier, versionString);
                        continue;
                    }

                    // otherwise process
                    RepositoryDocument rd = new RepositoryDocument();
                    // Turn into acls and add into
                    // description
                    String[] denyAclsToUse;
                    if (aclsToUse.length > 0)
                        denyAclsToUse = new String[] { AmazonS3Config.defaultAuthorityDenyToken };
                    else
                        denyAclsToUse = new String[0];
                    rd.setSecurity(RepositoryDocument.SECURITY_TYPE_DOCUMENT, aclsToUse, denyAclsToUse);

                    rd.setMimeType(mimeType);

                    if (lastModified != null)
                        rd.setModifiedDate(lastModified);

                    // set all meta-data fields
                    addAllMetaData(rd, metadata);

                    // get document

                    try {
                        byte[] documentBytes = document.getBytes(StandardCharsets.UTF_8);
                        long fileLength = documentBytes.length;

                        if (!activities.checkLengthIndexable(fileLength)) {
                            errorCode = activities.EXCLUDED_LENGTH;
                            errorDesc = "Excluded because of document length (" + fileLength + ")";
                            activities.noDocument(documentIdentifier, versionString);
                            continue;
                        }

                        InputStream is = new ByteArrayInputStream(documentBytes);
                        try {
                            rd.setBinary(is, fileLength);
                            activities.ingestDocumentWithException(documentIdentifier, versionString,
                                    documentURI, rd);

                            errorCode = "OK";
                            fileSize = new Long(fileLength);
                        } finally {
                            if (is != null)
                                IOUtils.closeQuietly(is);
                        }
                    } catch (Exception e) {
                        Logging.connectors.error(e);
                    }
                } catch (Exception e) {
                    Logging.connectors.error(e);
                }

            }
        } catch (AmazonServiceException e) {
            Logging.connectors.error(e);
        } catch (AmazonClientException e) {
            Logging.connectors.error(e);
        }

    }

}

From source file:org.apache.nifi.processors.aws.s3.FetchS3Object.java

License:Apache License

@Override
public void onTrigger(final ProcessContext context, final ProcessSession session) {
    FlowFile flowFile = session.get();/*  w  w w .  j a  va2s .  co  m*/
    if (flowFile == null) {
        return;
    }

    final long startNanos = System.nanoTime();
    final String bucket = context.getProperty(BUCKET).evaluateAttributeExpressions(flowFile).getValue();
    final String key = context.getProperty(KEY).evaluateAttributeExpressions(flowFile).getValue();
    final String versionId = context.getProperty(VERSION_ID).evaluateAttributeExpressions(flowFile).getValue();

    final AmazonS3 client = getClient();
    final GetObjectRequest request;
    if (versionId == null) {
        request = new GetObjectRequest(bucket, key);
    } else {
        request = new GetObjectRequest(bucket, key, versionId);
    }

    final Map<String, String> attributes = new HashMap<>();
    try (final S3Object s3Object = client.getObject(request)) {
        flowFile = session.importFrom(s3Object.getObjectContent(), flowFile);
        attributes.put("s3.bucket", s3Object.getBucketName());

        final ObjectMetadata metadata = s3Object.getObjectMetadata();
        if (metadata.getContentDisposition() != null) {
            final String fullyQualified = metadata.getContentDisposition();
            final int lastSlash = fullyQualified.lastIndexOf("/");
            if (lastSlash > -1 && lastSlash < fullyQualified.length() - 1) {
                attributes.put(CoreAttributes.PATH.key(), fullyQualified.substring(0, lastSlash));
                attributes.put(CoreAttributes.ABSOLUTE_PATH.key(), fullyQualified);
                attributes.put(CoreAttributes.FILENAME.key(), fullyQualified.substring(lastSlash + 1));
            } else {
                attributes.put(CoreAttributes.FILENAME.key(), metadata.getContentDisposition());
            }
        }
        if (metadata.getContentMD5() != null) {
            attributes.put("hash.value", metadata.getContentMD5());
            attributes.put("hash.algorithm", "MD5");
        }
        if (metadata.getContentType() != null) {
            attributes.put(CoreAttributes.MIME_TYPE.key(), metadata.getContentType());
        }
        if (metadata.getETag() != null) {
            attributes.put("s3.etag", metadata.getETag());
        }
        if (metadata.getExpirationTime() != null) {
            attributes.put("s3.expirationTime", String.valueOf(metadata.getExpirationTime().getTime()));
        }
        if (metadata.getExpirationTimeRuleId() != null) {
            attributes.put("s3.expirationTimeRuleId", metadata.getExpirationTimeRuleId());
        }
        if (metadata.getUserMetadata() != null) {
            attributes.putAll(metadata.getUserMetadata());
        }
        if (metadata.getSSEAlgorithm() != null) {
            attributes.put("s3.sseAlgorithm", metadata.getSSEAlgorithm());
        }
        if (metadata.getVersionId() != null) {
            attributes.put("s3.version", metadata.getVersionId());
        }
    } catch (final IOException | AmazonClientException ioe) {
        getLogger().error("Failed to retrieve S3 Object for {}; routing to failure",
                new Object[] { flowFile, ioe });
        flowFile = session.penalize(flowFile);
        session.transfer(flowFile, REL_FAILURE);
        return;
    }

    if (!attributes.isEmpty()) {
        flowFile = session.putAllAttributes(flowFile, attributes);
    }

    session.transfer(flowFile, REL_SUCCESS);
    final long transferMillis = TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - startNanos);
    getLogger().info("Successfully retrieved S3 Object for {} in {} millis; routing to success",
            new Object[] { flowFile, transferMillis });
    session.getProvenanceReporter().fetch(flowFile, "http://" + bucket + ".amazonaws.com/" + key,
            transferMillis);
}

From source file:org.applicationMigrator.migrationclient.FileTransferClient.java

License:Apache License

public void downloadFiles(String outputFilesPaths[])
        throws IOException, InterruptedException, ClassNotFoundException {
    if (outputFilesPaths == null) {
        return;//  w  ww. j av  a2  s  .  c  o m
    }
    AWSCredentials awsCredentials = currentUser.getAwsCredentials();
    Environment.getExternalStorageDirectory().setReadable(true, false);
    Environment.getExternalStorageDirectory().setWritable(true, false);

    for (String outputFilePath : outputFilesPaths) {
        String fileName = getFileName(outputFilePath);
        String userName = currentUser.getUserNameString();
        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 ignored) {
        }
    }
}