improve plugin overview

scm-plugin-backend/src/main/java/sonia/scm/plugin/PluginInformationNameComparator.java

@@ -0,0 +1,72 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.plugin;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import sonia.scm.util.Util;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.util.Comparator;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public class PluginInformationNameComparator
+        implements Comparator<PluginInformation>
+{
+
+  /** Field description */
+  public static final PluginInformationNameComparator INSTANCE =
+    new PluginInformationNameComparator();
+
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param p1
+   * @param p2
+   *
+   * @return
+   */
+  @Override
+  public int compare(PluginInformation p1, PluginInformation p2)
+  {
+    return Util.compare(p1.getName(), p2.getName());
+  }
+}

scm-plugin-backend/src/main/java/sonia/scm/plugin/rest/ViewResource.java

@@ -36,13 +36,17 @@ package sonia.scm.plugin.rest;
 //~--- non-JDK imports --------------------------------------------------------
 
 import com.google.inject.Inject;
+
 import sonia.scm.plugin.PluginBackend;
 import sonia.scm.plugin.PluginInformation;
+import sonia.scm.plugin.PluginInformationNameComparator;
 
 //~--- JDK imports ------------------------------------------------------------
 
 import com.sun.jersey.api.view.Viewable;
 
+import java.util.ArrayList;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -81,7 +85,7 @@ public class ViewResource
   @GET
   public Viewable overview()
   {
-    List<PluginInformation> plugins = backend.getPlugins();
+    List<PluginInformation> plugins = getPluginOverview();
     Map<String, Object> vars = new HashMap<String, Object>();
 
     vars.put("plugins", plugins);
@@ -89,6 +93,39 @@ public class ViewResource
     return new Viewable("/index", vars);
   }
 
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  private List<PluginInformation> getPluginOverview()
+  {
+    List<PluginInformation> allPlugins = backend.getPlugins();
+
+    Collections.sort(allPlugins, PluginInformationComparator.INSTANCE);
+
+    List<PluginInformation> plugins = new ArrayList<PluginInformation>();
+    String pid = "";
+
+    for (PluginInformation p : allPlugins)
+    {
+      String currentPid = p.getGroupId().concat(":").concat(p.getArtifactId());
+
+      if (!currentPid.equals(pid))
+      {
+        pid = currentPid;
+        plugins.add(p);
+      }
+    }
+
+    Collections.sort(plugins, PluginInformationNameComparator.INSTANCE);
+
+    return plugins;
+  }
+
   //~--- fields ---------------------------------------------------------------
 
   /** Field description */