* We can't send a non-zero length Content-Length header if the user
* specified it, otherwise it messes up the HTTP connection when the
* remote server thinks there's more data to pull.
*/
setZeroContentLength(request);
CopyObjectResultHandler copyObjectResultHandler = null;
try {
@SuppressWarnings("unchecked")
ResponseHeaderHandlerChain<CopyObjectResultHandler> handler = new ResponseHeaderHandlerChain<CopyObjectResultHandler>(
// xml payload unmarshaller
new Unmarshallers.CopyObjectUnmarshaller(),
// header handlers
new ServerSideEncryptionHeaderHandler<CopyObjectResultHandler>(),
new S3VersionHeaderHandler(),
new ObjectExpirationHeaderHandler<CopyObjectResultHandler>());
copyObjectResultHandler = invoke(request, handler, destinationBucketName, destinationKey);
} catch (AmazonS3Exception ase) {
/*
* If the request failed because one of the specified constraints
* was not met (ex: matching ETag, modified since date, etc.), then
* return null, so that users don't have to wrap their code in
* try/catch blocks and check for this status code if they want to
* use constraints.
*/
if (ase.getStatusCode() == Constants.FAILED_PRECONDITION_STATUS_CODE) {
return null;
}
throw ase;
}
/*
* CopyObject has two failure modes:
* 1 - An HTTP error code is returned and the error is processed like any
* other error response.
* 2 - An HTTP 200 OK code is returned, but the response content contains
* an XML error response.
*
* This makes it very difficult for the client runtime to cleanly detect
* this case and handle it like any other error response. We could
* extend the runtime to have a more flexible/customizable definition of
* success/error (per request), but it's probably overkill for this
* one special case.
*/
if (copyObjectResultHandler.getErrorCode() != null) {
String errorCode = copyObjectResultHandler.getErrorCode();
String errorMessage = copyObjectResultHandler.getErrorMessage();
String requestId = copyObjectResultHandler.getErrorRequestId();
String hostId = copyObjectResultHandler.getErrorHostId();
AmazonS3Exception ase = new AmazonS3Exception(errorMessage);
ase.setErrorCode(errorCode);
ase.setErrorType(ErrorType.Service);
ase.setRequestId(requestId);
ase.setExtendedRequestId(hostId);
ase.setServiceName(request.getServiceName());
ase.setStatusCode(200);
throw ase;
}
// TODO: Might be nice to create this in our custom S3VersionHeaderHandler
CopyObjectResult copyObjectResult = new CopyObjectResult();
copyObjectResult.setETag(copyObjectResultHandler.getETag());
copyObjectResult.setLastModifiedDate(copyObjectResultHandler.getLastModified());
copyObjectResult.setVersionId(copyObjectResultHandler.getVersionId());
copyObjectResult.setSSEAlgorithm(copyObjectResultHandler.getSSEAlgorithm());
copyObjectResult.setSSECustomerAlgorithm(copyObjectResultHandler.getSSECustomerAlgorithm());
copyObjectResult.setSSECustomerKeyMd5(copyObjectResultHandler.getSSECustomerKeyMd5());
copyObjectResult.setExpirationTime(copyObjectResultHandler.getExpirationTime());
copyObjectResult.setExpirationTimeRuleId(copyObjectResultHandler.getExpirationTimeRuleId());
return copyObjectResult;
}