Merge pull request #230 from rdebusscher/issue177

Specifications by default unselected, additional links to "Select All"

Author: rdebusscher

src/main/java/org/eclipse/microprofile/starter/view/GeneratorDataBean.java

@@ -52,7 +52,12 @@
 import java.io.IOException;
 import java.io.OutputStream;
 import java.io.Serializable;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Random;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
@@ -111,12 +116,17 @@ private void defineMPVersionValue() {
 
     private void defineExampleSpecs(MicroProfileVersion version) {
         specs = new ArrayList<>();
+        List<String> currentSelected = new ArrayList<>(selectedSpecs);
         selectedSpecs.clear();
 
         for (MicroprofileSpec microprofileSpec : MicroprofileSpec.values()) {
             if (microprofileSpec.getMpVersions().contains(version)) {
                 specs.add(new SelectItem(microprofileSpec.getCode(), microprofileSpec.getLabel()));
-                selectedSpecs.add(microprofileSpec.getCode());
+                if (currentSelected.contains(microprofileSpec.getCode())) {
+                    // If the spec is currently selected, keep it selected.
+                    // But if it is not listed anymore in the MP version, it has to go.
+                    selectedSpecs.add(microprofileSpec.getCode());
+                }
             }
         }
 
@@ -247,4 +257,11 @@ public void setSelectedSpecs(List<String> selectedSpecs) {
         this.selectedSpecs = selectedSpecs;
     }
 
+    public void selectAll() {
+        selectedSpecs = specs.stream().map(si -> si.getValue().toString()).collect(Collectors.toList());
+    }
+
+    public void unselectAll() {
+        selectedSpecs.clear();
+    }
 }

src/main/webapp/index.xhtml

@@ -120,12 +120,20 @@
                             </p:selectOneMenu>
                         </p:panelGrid>
                         <h:panelGroup>
-                            <p:outputLabel value="Examples for specifications" for="microprofileSpecs"/>
+                            <p:outputLabel value="Examples for specifications" for="microprofileSpecs"/> <h:outputText value="&#160;" />
+                            <p:commandLink value="Select All" actionListener="#{generatorDataBean.selectAll}" update="microprofileSpecs"
+                                           ajax="true" process="@this"
+                                           rendered="#{not empty generatorDataBean.engineData.mpVersion}"/>
+                            <h:outputText value="&#160;" /><h:outputText value="&#160;" />
+                            <p:commandLink value="Clear All" actionListener="#{generatorDataBean.unselectAll}" update="microprofileSpecs"
+                                           ajax="true" process="@this"
+                                           rendered="#{not empty generatorDataBean.engineData.mpVersion}"/>
                             <p:selectManyCheckbox id="microprofileSpecs" value="#{generatorDataBean.selectedSpecs}"
                                                   layout="responsive" styleClass="specifications"
                                                   columns="2" disabled="#{empty generatorDataBean.engineData.mpVersion}">
                                 <f:selectItems value="#{generatorDataBean.specs}" var="spec" itemLabel="#{spec}"
                                                itemValue="#{spec}"/>
+                                <p:ajax process="@this" />
                             </p:selectManyCheckbox>
                         </h:panelGroup>