public StreamedContent getPhoto() {
byte[] photo = recipe.getPhoto();
if (photo != null && photo.length > 0) {
return new DefaultStreamedContent(new ByteArrayInputStream(photo));
}
return null;
}
private void refreshRecipe() {
recipe = new Recipe();
recipe.setCategory(new Category());
recipe.setCookingMethod(new Cookingmethod());
recipe.setCuisine(new Cuisine());
recipe.setCookingTime(30);
recipe.setPrepTime(15);
recipe.setServingQty(4);
HttpSession session = FacesUtil.getSession();
User user = (User) session.getAttribute("user");
recipe.setUserId(user);
recipe.setCreatedDate("2014");
recipe.setStatus("requested");
recipe.setRecipeingredientList(ingredients);
}
public StreamedContent getImage() throws IOException {
FacesContext context = FacesContext.getCurrentInstance();
if (context.getCurrentPhaseId() == PhaseId.RENDER_RESPONSE) {
// So, we're rendering the HTML. Return a stub StreamedContent so that it will generate right
// URL.
return new DefaultStreamedContent();
} else {
// So, browser is requesting the image. Return a real StreamedContent with the image bytes.
Integer recipeId =
Integer.parseInt(context.getExternalContext().getRequestParameterMap().get("recipeId"));
Recipe recipe = service.getById(recipeId);
byte[] photo = recipe.getPhoto();
if (photo == null) {
return null;
}
return new DefaultStreamedContent(new ByteArrayInputStream(photo));
}
}
public void upload(FileUploadEvent event) {
UploadedFile file = event.getFile();
if (file != null) {
recipe.setPhoto(file.getContents());
}
}