Example usage for com.liferay.portal.kernel.servlet ServletResponseUtil sendFile

Introduction

In this page you can find the example usage for com.liferay.portal.kernel.servlet ServletResponseUtil sendFile.

Prototype

public static void sendFile(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse,
            String fileName, InputStream inputStream, long contentLength, String contentType,
            String contentDispositionType) throws IOException 

Source Link

Usage

From source file:com.liferay.adaptive.media.web.internal.servlet.AdaptiveMediaServlet.java

License:Open Source License

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {

    try {/*from   ww  w .  ja v  a 2s.  c o  m*/
        AdaptiveMediaRequestHandler requestHandler = _adaptiveMediaRequestHandlerLocator
                .locateForPattern(_getRequestHandlerPattern(request));

        if (requestHandler == null) {
            response.sendError(HttpServletResponse.SC_NOT_FOUND, request.getRequestURI());

            return;
        }

        Optional<AdaptiveMedia<?>> adaptiveMediaOptional = requestHandler.handleRequest(request);

        AdaptiveMedia<?> adaptiveMedia = adaptiveMediaOptional
                .orElseThrow(AdaptiveMediaException.AdaptiveMediaNotFound::new);

        Optional<Integer> contentLengthOptional = adaptiveMedia
                .getValueOptional(AdaptiveMediaAttribute.contentLength());

        Integer contentLength = contentLengthOptional.orElse(0);

        Optional<String> contentTypeOptional = adaptiveMedia
                .getValueOptional(AdaptiveMediaAttribute.contentType());

        String contentType = contentTypeOptional.orElse(ContentTypes.APPLICATION_OCTET_STREAM);

        Optional<String> fileNameOptional = adaptiveMedia.getValueOptional(AdaptiveMediaAttribute.fileName());

        String fileName = fileNameOptional.orElse(null);

        boolean download = ParamUtil.getBoolean(request, "download");

        if (download) {
            ServletResponseUtil.sendFile(request, response, fileName, adaptiveMedia.getInputStream(),
                    contentLength, contentType, HttpHeaders.CONTENT_DISPOSITION_ATTACHMENT);
        } else {
            ServletResponseUtil.sendFile(request, response, fileName, adaptiveMedia.getInputStream(),
                    contentLength, contentType);
        }
    } catch (AdaptiveMediaException.AdaptiveMediaNotFound amnf) {
        response.sendError(HttpServletResponse.SC_NOT_FOUND, request.getRequestURI());
    } catch (Exception e) {
        Throwable cause = e.getCause();

        if (cause instanceof PrincipalException) {
            response.sendError(HttpServletResponse.SC_FORBIDDEN, request.getRequestURI());
        } else {
            response.sendError(HttpServletResponse.SC_BAD_REQUEST, request.getRequestURI());
        }
    }
}

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From source file:com.liferay.adaptive.media.web.internal.servlet.AMServlet.java

License:Open Source License

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws IOException, ServletException {

    try {/*w w  w. ja  v  a  2s . c o m*/
        AMRequestHandler amRequestHandler = _amRequestHandlerLocator
                .locateForPattern(_getRequestHandlerPattern(request));

        if (amRequestHandler == null) {
            response.sendError(HttpServletResponse.SC_NOT_FOUND, request.getRequestURI());

            return;
        }

        Optional<AdaptiveMedia<?>> adaptiveMediaOptional = amRequestHandler.handleRequest(request);

        AdaptiveMedia<?> adaptiveMedia = adaptiveMediaOptional.orElseThrow(AMException.AMNotFound::new);

        Optional<Long> contentLengthOptional = adaptiveMedia
                .getValueOptional(AMAttribute.getContentLengthAMAttribute());

        long contentLength = contentLengthOptional.orElse(0L);

        Optional<String> contentTypeOptional = adaptiveMedia
                .getValueOptional(AMAttribute.getContentTypeAMAttribute());

        String contentType = contentTypeOptional.orElse(ContentTypes.APPLICATION_OCTET_STREAM);

        Optional<String> fileNameOptional = adaptiveMedia
                .getValueOptional(AMAttribute.getFileNameAMAttribute());

        String fileName = fileNameOptional.orElse(null);

        boolean download = ParamUtil.getBoolean(request, "download");

        if (download) {
            ServletResponseUtil.sendFile(request, response, fileName, adaptiveMedia.getInputStream(),
                    contentLength, contentType, HttpHeaders.CONTENT_DISPOSITION_ATTACHMENT);
        } else {
            ServletResponseUtil.sendFile(request, response, fileName, adaptiveMedia.getInputStream(),
                    contentLength, contentType);
        }
    } catch (AMException.AMNotFound amnf) {
        response.sendError(HttpServletResponse.SC_NOT_FOUND, request.getRequestURI());
    } catch (Exception e) {
        Throwable cause = e.getCause();

        if (cause instanceof PrincipalException) {
            response.sendError(HttpServletResponse.SC_FORBIDDEN, request.getRequestURI());
        } else {
            response.sendError(HttpServletResponse.SC_BAD_REQUEST, request.getRequestURI());
        }
    }
}

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