Supports promoted-builds plugin (thanks @juanpablo-santos)

pom.xml

@@ -48,6 +48,13 @@
       <artifactId>matrix-auth</artifactId>
       <version>1.2</version>
     </dependency>
+
+    <dependency>
+      <groupId>org.jenkins-ci.plugins</groupId>
+      <artifactId>promoted-builds</artifactId>
+      <version>2.21</version>
+      <optional>true</optional>
+    </dependency>
   </dependencies>
 
   <build>

src/main/java/com/joelj/jenkins/eztemplates/TemplateProperty.java

@@ -8,6 +8,7 @@
 import hudson.model.JobProperty;
 import hudson.model.JobPropertyDescriptor;
 import net.sf.json.JSONObject;
+import org.kohsuke.stapler.DataBoundConstructor;
 import org.kohsuke.stapler.StaplerRequest;
 
 import java.util.Collection;
@@ -17,7 +18,6 @@ public class TemplateProperty extends JobProperty<AbstractProject<?, ?>> {
     public static Collection<AbstractProject> getImplementations(final String templateFullName) {
         Collection<AbstractProject> projects = ProjectUtils.findProjectsWithProperty(TemplateImplementationProperty.class);
         return Collections2.filter(projects, new Predicate<AbstractProject>() {
-            @Override
             public boolean apply(AbstractProject abstractProject) {
                 TemplateImplementationProperty prop = (TemplateImplementationProperty) abstractProject.getProperty(TemplateImplementationProperty.class);
                 return templateFullName.equals(prop.getTemplateJobName());
@@ -26,6 +26,10 @@ public boolean apply(AbstractProject abstractProject) {
 
     }
 
+    @DataBoundConstructor
+    public TemplateProperty() {
+    }
+
     public Collection<AbstractProject> getImplementations() {
         return getImplementations(owner.getFullName());
     }

src/main/java/com/joelj/jenkins/eztemplates/promotedbuilds/PromotedBuildsTemplateUtils.java

@@ -0,0 +1,57 @@
+package com.joelj.jenkins.eztemplates.promotedbuilds;
+
+import hudson.Util;
+import hudson.model.AbstractProject;
+import hudson.plugins.promoted_builds.JobPropertyImpl;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.util.logging.Logger;
+
+
+/**
+ * Utility class to handle the promoted builds plugin.
+ */
+public class PromotedBuildsTemplateUtils {
+
+    private static Logger LOG = Logger.getLogger("ez-templates");
+
+    /**
+     * Adds all the promotions from the template project into the implementation one. All existing promotions from the
+     * implementation project are lost.
+     *
+     * @param implementationProject
+     * @param templateProject
+     * @throws IOException
+     */
+    public static void addPromotions(AbstractProject implementationProject, AbstractProject templateProject) throws IOException {
+
+        JobPropertyImpl promotions = (JobPropertyImpl) implementationProject.getProperty(JobPropertyImpl.class);
+        if (promotions != null) {
+            LOG.info(String.format("Merging [%s].", promotions.getFullDisplayName()));
+
+            // remove existing promotions on implementationProject, if any
+            implementationProject.removeProperty(JobPropertyImpl.class);
+            Util.deleteRecursive(new File(implementationProject.getRootDir(), "promotions"));
+            promotions.getItems().clear();
+
+            // obtain templateProject promotions. Each promotion is stored under a different folder under $JOB/promotions
+            File templatePromotions = new File(templateProject.getRootDir(), "promotions");
+            String[] list = templatePromotions.list();
+            if (list != null) {
+                for (String promotionDir : list) {
+                    File templatePromotionProcess = new File(templatePromotions, promotionDir);
+                    if (templatePromotionProcess.isDirectory()) {
+                        // for each promotion, create a process from its configuration
+                        promotions.createProcessFromXml(promotionDir, new FileInputStream(new File(templatePromotionProcess, "config.xml")));
+                    }
+                }
+            }
+
+            // update implementationProject with the resulting promotions
+            implementationProject.addProperty(promotions);
+        }
+    }
+
+}

src/main/java/com/joelj/jenkins/eztemplates/utils/TemplateUtils.java

@@ -2,6 +2,7 @@
 
 import com.joelj.jenkins.eztemplates.TemplateImplementationProperty;
 import com.joelj.jenkins.eztemplates.TemplateProperty;
+import com.joelj.jenkins.eztemplates.promotedbuilds.PromotedBuildsTemplateUtils;
 import hudson.matrix.AxisList;
 import hudson.matrix.MatrixBuild;
 import hudson.matrix.MatrixProject;
@@ -11,6 +12,7 @@
 import hudson.util.CopyOnWriteList;
 import hudson.security.*;
 import hudson.scm.SCM;
+import jenkins.model.Jenkins;
 
 import javax.xml.transform.Source;
 import javax.xml.transform.stream.StreamSource;
@@ -146,6 +148,10 @@ public static void handleTemplateImplementationSaved(AbstractProject implementat
             implementationProject.addProperty(oldOwnership);
         }
 
+        if (Jenkins.getInstance().getPlugin("promoted-builds") != null) {
+            PromotedBuildsTemplateUtils.addPromotions(implementationProject, templateProject);
+        } 
+
         ProjectUtils.silentSave(implementationProject);
     }