private IStatus copyFile(InputStream in, IPath to, long ts, IModuleFile mf) throws CoreException {
	File tempFile = null;
	try {
		File file = to.toFile();
		tempFile = writeToTempFile(in, to);
		moveTempFile(tempFile, file);
		if (ts != IResource.NULL_STAMP && ts != 0)
			file.setLastModified(ts);
	} catch (CoreException e) {
		throw e;
	} catch (Exception e) {
		IPath path = mf.getModuleRelativePath().append(mf.getName());
		return new Status(IStatus.ERROR, ServerPlugin.PLUGIN_ID,  IEventCodes.JST_PUB_FAIL, NLS.bind(Messages.errorCopyingFile, path.toOSString(), e.getLocalizedMessage()), null);
	} finally {
		if (tempFile != null && tempFile.exists())
			tempFile.deleteOnExit();
		try {
			if (in != null)
				in.close();
		} catch (Exception ex) {
			// ignore
		}
	}
	return null;
}