[FIXED JENKINS-40921][FIXED JENKINS-33020] Only display triggers that make sense for a folder computation

src/main/java/com/cloudbees/hudson/plugins/folder/computed/ComputedFolder.java

@@ -49,6 +49,7 @@
 import hudson.model.queue.CauseOfBlockage;
 import hudson.model.queue.SubTask;
 import hudson.security.ACL;
+import hudson.triggers.TimerTrigger;
 import hudson.triggers.Trigger;
 import hudson.triggers.TriggerDescriptor;
 import hudson.util.DescribableList;
@@ -110,7 +111,6 @@ public abstract class ComputedFolder<I extends TopLevelItem> extends AbstractFol
      * Our {@link Trigger}s.
      */
     private DescribableList<Trigger<?>,TriggerDescriptor> triggers;
-    // TODO p:config-triggers also expects there to be a BuildAuthorizationToken authToken option. Do we want one?
 
     /**
      * Our {@link FolderComputation}.
@@ -342,6 +342,17 @@ public Map<TriggerDescriptor,Trigger<?>> getTriggers() {
         return triggers.toMap();
     }
 
+    public List<TriggerDescriptor> getTriggerDescriptors() {
+        List<TriggerDescriptor> result = new ArrayList<TriggerDescriptor>();
+        for (TriggerDescriptor d: Trigger.for_(this)) {
+            if (d instanceof TimerTrigger.DescriptorImpl) {
+                continue;
+            }
+            result.add(d);
+        }
+        return result;
+    }
+
     public void addTrigger(Trigger trigger) {
         Trigger old = triggers.get(trigger.getDescriptor());
         if (old != null) {

src/main/resources/com/cloudbees/hudson/plugins/folder/computed/ComputedFolder/configure-details.jelly

@@ -26,7 +26,9 @@ THE SOFTWARE.
 <?jelly escape-by-default='true'?>
 <j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:f="/lib/form" xmlns:p="/lib/hudson/project">
     <st:include page="configure-entries" optional="true"/>
-    <p:config-trigger/>
+    <f:descriptorList title="${%triggers(it.computation.displayName)}"
+                      descriptors="${it.triggerDescriptors}"
+                      instances="${it.triggers}"/>
     <f:section title="${%Orphaned Item Strategy}">
         <j:set var="orphanedItemStrategyDescriptors" value="${instance.orphanedItemStrategyDescriptors}"/>
         <f:block>

src/main/resources/com/cloudbees/hudson/plugins/folder/computed/ComputedFolder/configure-details.properties

@@ -0,0 +1,24 @@
+#
+# The MIT License
+#
+# Copyright (c) 2017, CloudBees, Inc.
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+#
+triggers={0} Triggers

src/main/resources/com/cloudbees/hudson/plugins/folder/computed/Messages.properties

@@ -1,4 +1,4 @@
 ComputedFolder.already_computing=Already computing
 FolderComputation.DisplayName=Folder Computation
 ThrottleComputationQueueTaskDispatcher.MaxConcurrentIndexing=At maximum indexing capacity
-PeriodicFolderTrigger.DisplayName=Periodically if not otherwise run
+PeriodicFolderTrigger.DisplayName=Periodically if not otherwise run

src/test/java/com/cloudbees/hudson/plugins/folder/computed/ComputedFolderTest.java

@@ -42,6 +42,7 @@
 import hudson.model.TopLevelItem;
 import hudson.model.View;
 import hudson.model.ViewGroup;
+import hudson.triggers.Trigger;
 import hudson.views.DefaultViewsTabBar;
 import hudson.views.ViewsTabBar;
 import java.io.ByteArrayOutputStream;
@@ -59,6 +60,7 @@
 import org.apache.commons.lang.StringUtils;
 import org.junit.Test;
 
+import static org.hamcrest.Matchers.instanceOf;
 import static org.hamcrest.Matchers.is;
 import static org.hamcrest.Matchers.not;
 import static org.hamcrest.Matchers.notNullValue;
@@ -339,6 +341,18 @@ public void run() {
         assertThat(org.round, is(round));
     }
 
+    @Test
+    public void triggersRoundtrip() throws Exception {
+        SampleComputedFolder s = r.jenkins.createProject(SampleComputedFolder.class, "s");
+        s.addTrigger(new PeriodicFolderTrigger("30m"));
+        SampleComputedFolder s2 = r.configRoundtrip(s);
+        Trigger<?> trigger = s2.getTriggers().get(r.jenkins.getDescriptorByType(PeriodicFolderTrigger.DescriptorImpl.class));
+        assertThat(trigger, notNullValue());
+        assertThat(trigger, instanceOf(PeriodicFolderTrigger.class));
+        assertThat(((PeriodicFolderTrigger)trigger).getInterval(), is("30m"));
+
+    }
+
     @SuppressWarnings({"unchecked", "rawtypes"})
     public static class SampleComputedFolder extends ComputedFolder<FreeStyleProject> {