From c0e2bae12c01287ce0a916f304878af375fa153b Mon Sep 17 00:00:00 2001
From: Richard Richter <richard.richter@evolveum.com>
Date: Thu, 23 Jan 2020 10:03:49 +0100
Subject: [PATCH] generics fix around WebComponentUtil#createTriStateCombo

---
 .../gui/api/util/WebComponentUtil.java        | 23 ++++++++-----------
 .../component/input/TriStateComboPanel.java   |  2 +-
 2 files changed, 10 insertions(+), 15 deletions(-)

diff --git a/gui/admin-gui/src/main/java/com/evolveum/midpoint/gui/api/util/WebComponentUtil.java b/gui/admin-gui/src/main/java/com/evolveum/midpoint/gui/api/util/WebComponentUtil.java
index d4fd7942cb6..33958535c60 100644
--- a/gui/admin-gui/src/main/java/com/evolveum/midpoint/gui/api/util/WebComponentUtil.java
+++ b/gui/admin-gui/src/main/java/com/evolveum/midpoint/gui/api/util/WebComponentUtil.java
@@ -2921,23 +2921,21 @@ private static PolyString setTranslateToPolystring(LookupTableRowType row){
         return polystring;
     }
 
-    public static <T> DropDownChoice createTriStateCombo(String id, IModel<Boolean> model) {
-        final IChoiceRenderer<T> renderer = new IChoiceRenderer<T>() {
-
+    public static DropDownChoice<Boolean> createTriStateCombo(String id, IModel<Boolean> model) {
+        final IChoiceRenderer<Boolean> renderer = new IChoiceRenderer<Boolean>() {
 
             @Override
-            public T getObject(String id, IModel<? extends List<? extends T>> choices) {
+            public Boolean getObject(String id, IModel<? extends List<? extends Boolean>> choices) {
                 return id != null ? choices.getObject().get(Integer.parseInt(id)) : null;
             }
 
             @Override
-            public String getDisplayValue(T object) {
+            public String getDisplayValue(Boolean object) {
                 String key;
                 if (object == null) {
                     key = KEY_BOOLEAN_NULL;
                 } else {
-                    Boolean b = (Boolean) object;
-                    key = b ? KEY_BOOLEAN_TRUE : KEY_BOOLEAN_FALSE;
+                    key = object ? KEY_BOOLEAN_TRUE : KEY_BOOLEAN_FALSE;
                 }
 
                 StringResourceModel model = PageBase.createStringResourceStatic(null, key);
@@ -2946,15 +2944,12 @@ public String getDisplayValue(T object) {
             }
 
             @Override
-            public String getIdValue(T object, int index) {
+            public String getIdValue(Boolean object, int index) {
                 return Integer.toString(index);
             }
-
-
-
         };
 
-        DropDownChoice dropDown = new DropDownChoice(id, model, createChoices(), renderer) {
+        DropDownChoice<Boolean> dropDown = new DropDownChoice<Boolean>(id, model, createChoices(), renderer) {
 
             @Override
             protected CharSequence getDefaultChoice(String selectedValue) {
@@ -3012,13 +3007,13 @@ private static LookupTableType createAppenderChoices(List<AppenderConfigurationT
         return lookupTable;
     }
 
-    public static Class getPreviousPageClass(PageBase parentPage){
+    public static Class<?> getPreviousPageClass(PageBase parentPage){
         List<Breadcrumb> breadcrumbs = parentPage.getBreadcrumbs();
         if (breadcrumbs == null || breadcrumbs.size() < 2){
             return null;
         }
         Breadcrumb previousBreadcrumb = breadcrumbs.get(breadcrumbs.size() - 2);
-        Class page = null;
+        Class<?> page = null;
         if (previousBreadcrumb instanceof BreadcrumbPageClass){
             page = ((BreadcrumbPageClass) previousBreadcrumb).getPage();
         } else if (previousBreadcrumb instanceof BreadcrumbPageInstance){
diff --git a/gui/admin-gui/src/main/java/com/evolveum/midpoint/web/component/input/TriStateComboPanel.java b/gui/admin-gui/src/main/java/com/evolveum/midpoint/web/component/input/TriStateComboPanel.java
index 5685b2acfbf..5d4c25f581f 100644
--- a/gui/admin-gui/src/main/java/com/evolveum/midpoint/web/component/input/TriStateComboPanel.java
+++ b/gui/admin-gui/src/main/java/com/evolveum/midpoint/web/component/input/TriStateComboPanel.java
@@ -23,7 +23,7 @@ public class TriStateComboPanel extends InputPanel {
     public TriStateComboPanel(String id, final IModel<Boolean> model) {
         super(id);
 
-        DropDownChoice combo = WebComponentUtil.createTriStateCombo(ID_COMBO, model);
+        DropDownChoice<Boolean> combo = WebComponentUtil.createTriStateCombo(ID_COMBO, model);
         add(combo);
     }