Example usage for com.amazonaws.services.s3.model DeleteObjectsRequest.KeyVersion DeleteObjectsRequest.KeyVersion

Introduction

In this page you can find the example usage for com.amazonaws.services.s3.model DeleteObjectsRequest.KeyVersion DeleteObjectsRequest.KeyVersion.

Prototype

public KeyVersion(String key) 

Source Link

Document

Constructs a key without a version.

Usage

From source file:ecplugins.s3.S3Util.java

License:Apache License

/**
 * This procedure deletes the bucket along with its contents
 * @param bucketName//  www. j a  v  a2 s.  c o m
 * @return
 * @throws Exception
 */
public static boolean DeleteBucket(String bucketName) throws Exception {

    Properties props = TestUtils.getProperties();

    BasicAWSCredentials credentials = new BasicAWSCredentials(props.getProperty(StringConstants.ACCESS_ID),
            props.getProperty(StringConstants.SECRET_ACCESS_ID));

    // Create TransferManager
    TransferManager tx = new TransferManager(credentials);

    // Get S3 Client
    AmazonS3 s3 = tx.getAmazonS3Client();

    if (s3.doesBucketExist(bucketName)) {
        // Multi-object delete by specifying only keys (no version ID).
        DeleteObjectsRequest multiObjectDeleteRequest = new DeleteObjectsRequest(bucketName).withQuiet(false);

        //get keys
        List<String> keys = new ArrayList<String>();
        ObjectListing objectListing = s3.listObjects(new ListObjectsRequest().withBucketName(bucketName));
        for (S3ObjectSummary objectSummary : objectListing.getObjectSummaries()) {
            keys.add(objectSummary.getKey());
        }

        // Create request that include only object key names.
        List<DeleteObjectsRequest.KeyVersion> justKeys = new ArrayList<DeleteObjectsRequest.KeyVersion>();
        for (String key : keys) {
            justKeys.add(new DeleteObjectsRequest.KeyVersion(key));
        }

        if (justKeys.size() == 0) {
            return false;
        }

        multiObjectDeleteRequest.setKeys(justKeys);
        // Execute DeleteObjects - Amazon S3 add delete marker for each object
        // deletion. The objects no disappear from your bucket (verify).
        DeleteObjectsResult delObjRes = null;

        delObjRes = s3.deleteObjects(multiObjectDeleteRequest);

        s3.deleteBucket(bucketName);
        return true;
    } else {
        System.out.println("Error: Bucket with name " + bucketName + " does not exists.");
        return false;
    }
}

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