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

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

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Introduction

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

Prototype

boolean doesObjectExist(String bucketName, String objectName) throws AmazonServiceException, SdkClientException;

Source Link

Usage

From source file:com.easarrive.aws.plugins.common.service.impl.S3Service.java

License:Open Source License

/**
 * {@inheritDoc}//from  w  ww .ja  v a2  s. c o m
 */
@Override
public PutObjectResult putObject(AmazonS3 client, String bucketName, String key, File file) {
    if (client == null) {
        return null;
    } else if (StringUtil.isEmpty(bucketName)) {
        return null;
    } else if (StringUtil.isEmpty(key)) {
        return null;
    } else if (file == null) {
        return null;
    }
    PutObjectResult result = null;
    if (!client.doesObjectExist(bucketName, key)) {
        result = client.putObject(bucketName, key, file);
    }
    return result;
}

From source file:com.easarrive.aws.plugins.common.service.impl.S3Service.java

License:Open Source License

/**
 * {@inheritDoc}/*  w ww  . ja  v  a  2s. c o m*/
 */
@Override
public PutObjectResult putObject(AmazonS3 client, String bucketName, String key, InputStream input,
        ObjectMetadata metadata) {
    if (client == null) {
        return null;
    } else if (StringUtil.isEmpty(bucketName)) {
        return null;
    } else if (StringUtil.isEmpty(key)) {
        return null;
    } else if (input == null) {
        return null;
    }
    if (metadata == null) {
        metadata = new ObjectMetadata();
    }
    PutObjectResult result = null;
    if (!client.doesObjectExist(bucketName, key)) {
        result = client.putObject(bucketName, key, input, metadata);
    }
    return result;
}

From source file:com.easarrive.aws.plugins.common.service.impl.S3Service.java

License:Open Source License

/**
 * {@inheritDoc}/*from  w  ww.jav  a 2  s .  co m*/
 */
@Override
public S3Object getObject(AmazonS3 client, String bucketName, String key) {
    if (client == null) {
        return null;
    } else if (StringUtil.isEmpty(bucketName)) {
        return null;
    } else if (StringUtil.isEmpty(key)) {
        return null;
    }
    S3Object object = null;
    if (client.doesObjectExist(bucketName, key)) {
        object = client.getObject(bucketName, key);
    }
    return object;
}

From source file:com.easarrive.aws.plugins.common.service.impl.S3Service.java

License:Open Source License

/**
 * {@inheritDoc}/*from w ww. java2  s . c o  m*/
 */
@Override
public ObjectListing getObjectList(AmazonS3 client, String bucketName, String prefix) {
    if (client == null) {
        return null;
    } else if (StringUtil.isEmpty(bucketName)) {
        return null;
    } else if (StringUtil.isEmpty(prefix)) {
        return null;
    }
    if (!client.doesObjectExist(bucketName, prefix)) {
        return null;
    }
    ObjectListing objectListing = null;
    if (prefix == null) {
        objectListing = client.listObjects(bucketName);
    } else {
        objectListing = client.listObjects(bucketName, prefix);
    }
    return objectListing;
}

From source file:com.easarrive.aws.plugins.common.service.impl.S3Service.java

License:Open Source License

/**
 * {@inheritDoc}/*w  w w. j a v a2s  .c o  m*/
 */
@Override
public void deleteObject(AmazonS3 client, String bucketName, String key) {
    if (client == null) {
        return;
    } else if (StringUtil.isEmpty(bucketName)) {
        return;
    } else if (StringUtil.isEmpty(key)) {
        return;
    }
    if (client.doesObjectExist(bucketName, key)) {
        client.deleteObject(bucketName, key);
    }
}

From source file:com.handywedge.binarystore.store.aws.BinaryStoreManagerImpl.java

License:MIT License

@Override
public void delete(StorageInfo storage, BinaryInfo binary) throws StoreException {

    logger.debug("={}", storage);
    logger.debug("?={}", binary);

    AmazonS3 s3client = getS3Client(binary.getBucketName());

    if (!s3client.doesObjectExist(binary.getBucketName(), binary.getFileName())) {
        logger.info("The Binary has not exsit.bucket={}, binary={}", binary.getBucketName(),
                binary.getFileName());//from   ww w .jav  a 2 s  . c o  m
        return;
    }

    try {
        s3client.deleteObject(new DeleteObjectRequest(binary.getBucketName(), binary.getFileName()));
    } catch (AmazonServiceException ase) {
        throw new StoreException(HttpStatus.SC_BAD_REQUEST, ErrorClassification.DELETE_FAIL, ase,
                binary.getFileName());
    } catch (AmazonClientException ace) {
        throw new StoreException(HttpStatus.SC_BAD_REQUEST, ErrorClassification.DELETE_FAIL, ace,
                binary.getFileName());
    }

    return;
}

From source file:com.handywedge.binarystore.store.aws.BinaryStoreManagerImpl.java

License:MIT License

@Override
public BinaryInfo get(StorageInfo storage, BinaryInfo binary) throws StoreException {

    logger.debug("={}", storage);
    logger.debug("?={}", binary);

    AmazonS3 s3client = getS3Client(binary.getBucketName());

    try {/* www .j a  v a  2 s .  com*/
        logger.debug("Get an binary");
        if (!s3client.doesObjectExist(binary.getBucketName(), binary.getFileName())) {
            logger.info("The Binary has not exsit.bucket={}, binary={}", binary.getBucketName(),
                    binary.getFileName());
            return null;
        }

        S3Object s3binary = s3client
                .getObject(new GetObjectRequest(binary.getBucketName(), binary.getFileName()));
        binary.setContentType(s3binary.getObjectMetadata().getContentType());
        binary.setSize(s3binary.getObjectMetadata().getContentLength());
        binary.setUrl(s3client.getUrl(binary.getBucketName(), binary.getFileName()).toString());

        logger.debug("Generating pre-signed URL.");
        URL PresignedUrl = getPresignedUrl(s3client, binary.getBucketName(), binary.getFileName());
        binary.setPresignedUrl(PresignedUrl.toString());
        logger.debug("Pre-Signed URL = " + PresignedUrl.toString());

    } catch (AmazonServiceException ase) {
        throw new StoreException(HttpStatus.SC_BAD_REQUEST, ErrorClassification.GET_FAIL, ase,
                binary.getFileName());
    } catch (AmazonClientException ace) {
        throw new StoreException(HttpStatus.SC_BAD_REQUEST, ErrorClassification.GET_FAIL, ace,
                binary.getFileName());
    }

    return binary;
}

From source file:io.druid.storage.s3.S3Utils.java

License:Apache License

static boolean isObjectInBucketIgnoringPermission(AmazonS3 s3Client, String bucketName, String objectKey) {
    try {//  w  ww .  j  a  v a  2 s . co m
        return s3Client.doesObjectExist(bucketName, objectKey);
    } catch (AmazonS3Exception e) {
        if (e.getStatusCode() == 404) {
            // Object is inaccessible to current user, but does exist.
            return true;
        }
        // Something else has gone wrong
        throw e;
    }
}

From source file:org.goobi.api.mq.ImportEPHandler.java

private boolean checkIfExistsOnS3(final String _reference) {
    if (ConfigurationHelper.getInstance().useCustomS3()) {
        return false;
    }/*from w  w w . j av  a  2 s. c  o m*/
    String bucket;
    try {
        XMLConfiguration config = new XMLConfiguration(
                "/opt/digiverso/goobi/config/plugin_wellcome_editorial_process_creation.xml");
        bucket = config.getString("bucket", "wellcomecollection-editorial-photography");// "wellcomecollection-editorial-photography";
        log.debug("using bucket " + bucket);
    } catch (ConfigurationException e) {
        bucket = "wellcomecollection-editorial-photography";
        log.debug("using bucket " + bucket);
    }
    String reference = _reference.replaceAll(" |\t", "_");
    int refLen = reference.length();
    String keyPrefix = reference.substring(refLen - 2, refLen) + "/" + reference + "/";
    String key = keyPrefix + reference + ".xml";
    AmazonS3 s3client = AmazonS3ClientBuilder.defaultClient();
    return s3client.doesObjectExist(bucket, key);
}