@Override
protected void doGet(final HttpServletRequest request, final HttpServletResponse response) throws UnsupportedEncodingException {
SecurityContext securityContext = null;
Authenticator authenticator = null;
Result result = null;
Resource resource = null;
try {
// isolate request authentication in a transaction
try (final Tx tx = StructrApp.getInstance().tx()) {
authenticator = config.getAuthenticator();
securityContext = authenticator.initializeAndExamineRequest(request, response);
tx.success();
}
final App app = StructrApp.getInstance(securityContext);
// logRequest("GET", request);
request.setCharacterEncoding("UTF-8");
response.setCharacterEncoding("UTF-8");
response.setContentType("text/csv; charset=utf-8");
// set default value for property view
propertyView.set(securityContext, defaultPropertyView);
// evaluate constraints and measure query time
double queryTimeStart = System.nanoTime();
// isolate resource authentication
try (final Tx tx = app.tx()) {
resource = ResourceHelper.optimizeNestedResourceChain(ResourceHelper.parsePath(securityContext, request, resourceMap, propertyView, defaultIdProperty), defaultIdProperty);
authenticator.checkResourceAccess(request, resource.getResourceSignature(), propertyView.get(securityContext));
tx.success();
}
try (final Tx tx = app.tx()) {
String resourceSignature = resource.getResourceSignature();
// let authenticator examine request again
authenticator.checkResourceAccess(request, resourceSignature, propertyView.get(securityContext));
// add sorting & paging
String pageSizeParameter = request.getParameter(JsonRestServlet.REQUEST_PARAMETER_PAGE_SIZE);
String pageParameter = request.getParameter(JsonRestServlet.REQUEST_PARAMETER_PAGE_NUMBER);
String offsetId = request.getParameter(JsonRestServlet.REQUEST_PARAMETER_OFFSET_ID);