private static void vGetObjectACL() throws IOException
    {
       	System.out.println("basic get object ACL");
    	
    		String bucketName="chttest";
    		String fileName="hello.txt";
    		String vid = "a5a65e48a4654348969408f75d8fc52c"; 
 
    		AmazonS3 s3 = new AmazonS3Client(new PropertiesCredentials(putBucket.class.getResourceAsStream("AwsCredentials.properties")));
    		try
    		{
    			AccessControlList objectAcl = s3.getObjectAcl(bucketName, fileName,vid);
    			System.out.println(objectAcl.getGrants());                
    		}
    		catch (AmazonServiceException ase) {
                System.out.println("Caught an AmazonServiceException, which means your request made it "
                        + "to Amazon S3, but was rejected with an error response for some reason.");
                System.out.println("Error Message:    " + ase.getMessage());
                System.out.println("HTTP Status Code: " + ase.getStatusCode());
                System.out.println("AWS Error Code:   " + ase.getErrorCode());
                System.out.println("Error Type:       " + ase.getErrorType());
                System.out.println("Request ID:       " + ase.getRequestId());
            } catch (AmazonClientException ace) {
                System.out.println("Caught an AmazonClientException, which means the client encountered "
                        + "a serious internal problem while trying to communicate with S3, "
                        + "such as not being able to access the network.");
                System.out.println("Error Message: " + ace.getMessage());
            }
    }