NEXUS-3056: added task and some cleanups.

git-svn-id: file:///opt/svn/repositories/sonatype.org/nexus/trunk/nexus@5705 2aa8b3fc-8ebb-4439-a84f-95066eaea8ab

nexus-core-plugins/nexus-buup-plugin/pom.xml

@@ -6,7 +6,7 @@
   <parent>
     <groupId>org.sonatype.nexus.plugins</groupId>
     <artifactId>nexus-core-plugins</artifactId>
-    <version>1.4.1-SNAPSHOT</version>
+    <version>1.4.2-SNAPSHOT</version>
   </parent>
 
   <artifactId>nexus-buup-plugin</artifactId>

nexus-core-plugins/nexus-buup-plugin/src/main/java/org/sonatype/nexus/buup/BundleDownloadTask.java

@@ -0,0 +1,55 @@
+package org.sonatype.nexus.buup;
+
+import java.io.File;
+
+import org.codehaus.plexus.component.annotations.Component;
+import org.sonatype.nexus.scheduling.AbstractNexusTask;
+import org.sonatype.scheduling.SchedulerTask;
+
+@Component( role = SchedulerTask.class, hint = "BundleDownloadTask", instantiationStrategy = "per-lookup" )
+public class BundleDownloadTask
+    extends AbstractNexusTask<Object>
+{
+    private boolean successful;
+
+    private File targetDirectory;
+
+    public boolean isSuccessful()
+    {
+        return successful;
+    }
+
+    public File getTargetDirectory()
+    {
+        return targetDirectory;
+    }
+
+    public void setTargetDirectory( File targetDirectory )
+    {
+        this.targetDirectory = targetDirectory;
+    }
+
+    @Override
+    protected Object doRun()
+        throws Exception
+    {
+        // downloads bundle from somewhere (from where?)
+        // checks it's checksum (similar is applied as to maven artifacts)
+        // unzip it to targetDirectory
+
+        return null;
+    }
+
+    @Override
+    protected String getAction()
+    {
+        return "BUUP";
+    }
+
+    @Override
+    protected String getMessage()
+    {
+        return "Downloading bundle for OneClickUpgrade";
+    }
+
+}

nexus-core-plugins/nexus-buup-plugin/src/main/java/org/sonatype/nexus/buup/DefaultNexusBuupPlugin.java

@@ -10,6 +10,7 @@
 import org.sonatype.nexus.buup.invoke.NexusBuupInvocationException;
 import org.sonatype.nexus.buup.invoke.NexusBuupInvocationRequest;
 import org.sonatype.nexus.buup.invoke.NexusBuupInvoker;
+import org.sonatype.nexus.scheduling.NexusScheduler;
 
 @Component( role = NexusBuupPlugin.class )
 public class DefaultNexusBuupPlugin
@@ -18,6 +19,9 @@ public class DefaultNexusBuupPlugin
     @Requirement
     private NexusBuupInvoker invoker;
 
+    @Requirement
+    private NexusScheduler nexusScheduler;
+
     @Requirement
     private FSPermissionChecker permissionChecker;
 
@@ -33,6 +37,8 @@ public class DefaultNexusBuupPlugin
     @Configuration( value = "${nexus-work}/upgrade-bundle" )
     private File upgradeBundleDir;
 
+    private BundleDownloadTask downloadTask;
+
     public void initiateBundleDownload()
         throws IOException
     {
@@ -47,13 +53,22 @@ public void initiateBundleDownload()
         }
 
         // start download thread
+        downloadTask = nexusScheduler.createTaskInstance( BundleDownloadTask.class );
+        downloadTask.setTargetDirectory( upgradeBundleDir );
+        nexusScheduler.submit( "Bundle Download", downloadTask );
     }
 
     public boolean isUpgradeProcessReady()
     {
-        // check download thread is done, and check for exploded bundle dir content
-        // TODO Auto-generated method stub
-        return true;
+        if ( downloadTask != null && downloadTask.isSuccessful() )
+        {
+            // check for unziped files
+            return true;
+        }
+        else
+        {
+            return false;
+        }
     }
 
     public boolean initiateUpgradeProcess()