Example usage for com.amazonaws RequestClientOptions DEFAULT_STREAM_BUFFER_SIZE

Introduction

In this page you can find the example usage for com.amazonaws RequestClientOptions DEFAULT_STREAM_BUFFER_SIZE.

Prototype

int DEFAULT_STREAM_BUFFER_SIZE

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Document

Used to enable mark-and-reset for non-mark-and-resettable non-file input stream for up to 128K memory buffering by default.

Usage

From source file:org.eclipse.hawkbit.artifact.repository.S3Repository.java

License:Open Source License

private DbArtifact store(final String sha1Hash16, final String mdMD5Hash16, final String contentType,
        final File file, final DbArtifactHash hash) {
    final S3Artifact s3Artifact = createS3Artifact(sha1Hash16, mdMD5Hash16, contentType, file);
    checkHashes(s3Artifact, hash);/*from ww w. j  a va 2s.co m*/

    LOG.info("Storing file {} with length {} to AWS S3 bucket {} as SHA1 {}", file.getName(), file.length(),
            s3Properties.getBucketName(), sha1Hash16);

    if (exists(sha1Hash16)) {
        LOG.debug("Artifact {} already exists on S3 bucket {}, don't need to upload twice", sha1Hash16,
                s3Properties.getBucketName());
        return s3Artifact;
    }

    try (final InputStream inputStream = new BufferedInputStream(new FileInputStream(file),
            RequestClientOptions.DEFAULT_STREAM_BUFFER_SIZE)) {
        final ObjectMetadata objectMetadata = createObjectMetadata(mdMD5Hash16, contentType, file);
        amazonS3.putObject(s3Properties.getBucketName(), sha1Hash16, inputStream, objectMetadata);

        return s3Artifact;
    } catch (final IOException | AmazonClientException e) {
        throw new ArtifactStoreException(e.getMessage(), e);
    }
}

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