Examples with DynamicImageResource org.apache.wicket.request.resource.DynamicImageResource used on opensource projects

Example 1 with DynamicImageResource

use of org.apache.wicket.request.resource.DynamicImageResource in project sandbox by irof.

the class ImageResourceReference method getResource.

@Override
public IResource getResource() {
    return new DynamicImageResource() {

        @Override
        protected byte[] getImageData(Attributes attributes) {
            try {
                PageParameters parameters = attributes.getParameters();
                StringValue key = parameters.get("key");
                URL resource = this.getClass().getClassLoader().getResource("img/" + key.toString());
                Path path = Paths.get(resource.toURI());
                return Files.readAllBytes(path);
            } catch (IOException | URISyntaxException e) {
                throw new RuntimeException(e);
            }
        }
    };
}

Example 2 with DynamicImageResource

use of org.apache.wicket.request.resource.DynamicImageResource in project wicket by apache.

the class WicketFilterTest method notModifiedResponseIncludesExpiresHeader.

/**
 * @throws IOException
 * @throws ServletException
 * @throws ParseException
 */
@Test
public void notModifiedResponseIncludesExpiresHeader() throws IOException, ServletException, ParseException {
    try {
        application = new MockApplication();
        WicketFilter filter = new WicketFilter();
        filter.init(new FilterTestingConfig());
        ThreadContext.setApplication(application);
        DynamicImageResource resource = new DynamicImageResource() {

            private static final long serialVersionUID = 1L;

            @Override
            protected byte[] getImageData(Attributes attributes) {
                throw new UnsupportedOperationException("Not implemented");
            }

            @Override
            protected ResourceResponse newResourceResponse(Attributes attributes) {
                ResourceResponse response = super.newResourceResponse(attributes);
                response.setCacheDurationToMaximum();
                return response;
            }
        };
        application.getSharedResources().add("foo.gif", resource);
        MockHttpServletRequest request = new MockHttpServletRequest(application, null, null);
        request.setURL(request.getContextPath() + request.getServletPath() + "/wicket/resource/" + Application.class.getName() + "/foo.gif");
        setIfModifiedSinceToNextWeek(request);
        MockHttpServletResponse response = new MockHttpServletResponse(request);
        filter.doFilter(request, response, new FilterChain() {

            @Override
            public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse) throws IOException, ServletException {
            }
        });
        assertEquals(HttpServletResponse.SC_NOT_MODIFIED, response.getStatus());
        String responseExpiresHeader = response.getHeader("Expires");
        assertNotNull("Expires header must be set on not modified response", responseExpiresHeader);
        Date responseExpires = headerDateFormat.parse(responseExpiresHeader);
        assertTrue("Expected later than current date but was " + responseExpires, responseExpires.after(new Date()));
    } finally {
        ThreadContext.detach();
    }
}