[JENKINS-9248] Add active configurations in remote API for matrix projects.

changelog.html

@@ -58,6 +58,9 @@ Upcoming changes</a>
   <li class=bug>
     Allow blank rootDN in LDAPSecurityRealm.
     (<a href="http://jenkins.361315.n4.nabble.com/LDAP-and-empty-root-DN-values-td2216124.html">thread</a>)
+  <li class=rfe>
+    Add active configurations in remote API for matrix projects.
+    (<a href="http://issues.jenkins-ci.org/browse/JENKINS-9248">issue 9248</a>)
 </ul>
 </div><!--=TRUNK-END=-->
 

core/src/main/java/hudson/matrix/MatrixProject.java

 /*
  * The MIT License
  * 
- * Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi, Jorg Heymans, Red Hat, Inc., id:cactusman
+ * Copyright (c) 2004-2011, Sun Microsystems, Inc., Kohsuke Kawaguchi,
+ * Jorg Heymans, Red Hat, Inc., id:cactusman
  * 
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal
@@ -40,7 +41,6 @@ import hudson.model.Items;
 import hudson.model.JDK;
 import hudson.model.Job;
 import hudson.model.Label;
-import hudson.model.Node;
 import hudson.model.Queue.FlyweightTask;
 import hudson.model.ResourceController;
 import hudson.model.Result;
@@ -63,6 +63,7 @@ import org.kohsuke.stapler.HttpResponse;
 import org.kohsuke.stapler.StaplerRequest;
 import org.kohsuke.stapler.StaplerResponse;
 import org.kohsuke.stapler.TokenList;
+import org.kohsuke.stapler.export.Exported;
 
 import javax.servlet.ServletException;
 import java.io.File;
@@ -403,6 +404,7 @@ public class MatrixProject extends AbstractProject<MatrixProject,MatrixBuild> im
      * In contract, inactive configurations are those that are left for archival purpose
      * and no longer built when a new {@link MatrixBuild} is executed.
      */
+    @Exported
     public Collection<MatrixConfiguration> getActiveConfigurations() {
         return activeConfigurations;
     }

test/src/test/java/hudson/matrix/MatrixTest.java

@@ -28,6 +28,7 @@ import hudson.security.AuthorizationMatrixProperty;
 import hudson.security.ProjectMatrixAuthorizationStrategy;
 import java.util.Collections;
 import org.acegisecurity.context.SecurityContextHolder;
+import com.gargoylesoftware.htmlunit.xml.XmlPage;
 import org.jvnet.hudson.test.HudsonTestCase;
 import org.jvnet.hudson.test.Bug;
 
@@ -65,4 +66,13 @@ public class MatrixTest extends HudsonTestCase {
         // Project-level permission should apply to single configuration too:
         assertTrue(mc.getACL().hasPermission(Item.READ));
     }
+
+    public void testApi() throws Exception {
+        MatrixProject project = createMatrixProject();
+        project.setAxes(new AxisList(
+                new Axis("FOO", "abc", "def"),
+                new Axis("BAR", "uvw", "xyz")));
+        XmlPage xml = new WebClient().goToXml(project.getUrl() + "api/xml");
+        assertEquals(4, xml.getByXPath("//matrixProject/activeConfiguration").size());
+    }
 }