--- /dev/null
+package org.argeo.eclipse.ui.specific;
+
+import java.util.Locale;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import org.eclipse.swt.widgets.Display;
+
+/** Singleton class providing single sources infos about the UI context. */
+public class UiContext {
+
+ public static HttpServletRequest getHttpRequest() {
+ return null;
+ }
+
+ public static HttpServletResponse getHttpResponse() {
+ return null;
+ }
+
+ public static Locale getLocale() {
+ return Locale.getDefault();
+ }
+
+ public static void setLocale(Locale locale) {
+ Locale.setDefault(locale);
+ }
+
+ /** Can always be null */
+ @SuppressWarnings("unchecked")
+ public static <T> T getData(String key) {
+ Display display = getDisplay();
+ if (display == null)
+ return null;
+ return (T) display.getData(key);
+ }
+
+ public static void setData(String key, Object value) {
+ Display display = getDisplay();
+ if (display == null)
+ throw new SingleSourcingException(
+ "Not display available in RAP context");
+ display.setData(key, value);
+ }
+
+ private static Display getDisplay() {
+ return Display.getCurrent();
+ }
+
+ private UiContext() {
+ }
+
+}