Package com.amazonaws.services.s3.model

Examples of com.amazonaws.services.s3.model.Region


       
        String bucketName = getConfiguration().getBucketName();
        LOG.trace("Quering whether bucket [{}] already exists...", bucketName);
       
        try {
            getS3Client().listObjects(new ListObjectsRequest(bucketName, null, null, null, 0));
            LOG.trace("Bucket [{}] already exists", bucketName);
            return;
        } catch (AmazonServiceException ase) {
            /* 404 means the bucket doesn't exist */
            if (ase.getStatusCode() != 404) {
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        pendingExchanges = 0;
       
        String bucketName = getConfiguration().getBucketName();
        LOG.trace("Quering objects in bucket [{}]...", bucketName);
       
        ListObjectsRequest listObjectsRequest = new ListObjectsRequest();
        listObjectsRequest.setBucketName(bucketName);
        listObjectsRequest.setMaxKeys(getMaxMessagesPerPoll());
       
        ObjectListing listObjects = getAmazonS3Client().listObjects(listObjectsRequest);
       
        LOG.trace("Found {} objects in bucket [{}]...", listObjects.getObjectSummaries().size(), bucketName);
       
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    /* (non-Javadoc)
     * @see com.amazonaws.services.s3.AmazonS3#listObjects(java.lang.String)
     */
    public ObjectListing listObjects(String bucketName)
            throws AmazonClientException, AmazonServiceException {
        return listObjects(new ListObjectsRequest(bucketName, null, null, null, null));
    }
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    /* (non-Javadoc)
     * @see com.amazonaws.services.s3.AmazonS3#listObjects(java.lang.String, java.lang.String)
     */
    public ObjectListing listObjects(String bucketName, String prefix)
            throws AmazonClientException, AmazonServiceException {
        return listObjects(new ListObjectsRequest(bucketName, prefix, null, null, null));
    }
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            emptyListing.setTruncated(false);

            return emptyListing;
        }

        return listObjects(new ListObjectsRequest(
                previousObjectListing.getBucketName(),
                previousObjectListing.getPrefix(),
                previousObjectListing.getNextMarker(),
                previousObjectListing.getDelimiter(),
                new Integer( previousObjectListing.getMaxKeys() ) ));
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     */
    public boolean doesBucketExist(String bucketName)
        throws AmazonClientException, AmazonServiceException {

        try {
            listObjects(new ListObjectsRequest(bucketName, null, null, null, 0));

            // it exists and the current account owns it
            return true;
        } catch (AmazonServiceException ase) {
            switch (ase.getStatusCode()) {
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            emptyListing.setTruncated(false);

            return emptyListing;
        }

        return listVersions(new ListVersionsRequest(
                previousVersionListing.getBucketName(),
                previousVersionListing.getPrefix(),
                previousVersionListing.getNextKeyMarker(),
                previousVersionListing.getNextVersionIdMarker(),
                previousVersionListing.getDelimiter(),
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    /* (non-Javadoc)
     * @see com.amazonaws.services.s3.AmazonS3#listVersions(java.lang.String, java.lang.String)
     */
    public VersionListing listVersions(String bucketName, String prefix)
            throws AmazonClientException, AmazonServiceException {
        return listVersions(new ListVersionsRequest(bucketName, prefix, null, null, null, null));
    }
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     * @see com.amazonaws.services.s3.AmazonS3#listVersions(java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.String, java.lang.Integer)
     */
    public VersionListing listVersions(String bucketName, String prefix, String keyMarker, String versionIdMarker, String delimiter, Integer maxKeys)
            throws AmazonClientException, AmazonServiceException {

        ListVersionsRequest request = new ListVersionsRequest()
            .withBucketName(bucketName)
            .withPrefix(prefix)
            .withDelimiter(delimiter)
            .withKeyMarker(keyMarker)
            .withVersionIdMarker(versionIdMarker)
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            AmazonServiceException ex = new AmazonServiceException("Unknow bucket");
            ex.setStatusCode(404);
            throw ex;
        }
       
        ObjectListing objectListing = new ObjectListing();
        int capacity = listObjectsRequest.getMaxKeys();
       
        for (int index = 0; index < objects.size() && index < capacity; index++) {
            S3ObjectSummary s3ObjectSummary = new S3ObjectSummary();
            s3ObjectSummary.setBucketName(objects.get(index).getBucketName());
            s3ObjectSummary.setKey(objects.get(index).getKey());
           
            objectListing.getObjectSummaries().add(s3ObjectSummary);
        }

        return objectListing;
    }
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