use jaxb to parse plugin descriptor

scm-core/src/main/java/sonia/scm/plugin/Plugin.java

@@ -36,6 +36,7 @@ package sonia.scm.plugin;
 //~--- non-JDK imports --------------------------------------------------------
 
 import com.google.common.base.Objects;
+import com.google.common.collect.ImmutableSet;
 
 //~--- JDK imports ------------------------------------------------------------
 
@@ -165,6 +166,11 @@ public final class Plugin extends ScmModule
    */
   public Set<String> getDependencies()
   {
+    if (dependencies == null)
+    {
+      dependencies = ImmutableSet.of();
+    }
+
     return dependencies;
   }
 

scm-core/src/main/java/sonia/scm/plugin/PluginConstants.java

@@ -39,17 +39,8 @@ package sonia.scm.plugin;
 public interface PluginConstants
 {
   
-  /** descriptor xml element artifactId */
+    /** Field description */
-  public static final String EL_ARTIFACTID = "artifactId";
+  public static final String ID_DELIMITER = ":";
-
-  /** descriptor xml element dependency */
-  public static final String EL_DEPENDENCY = "dependency";
-
-  /** descriptor xml element groupId */
-  public static final String EL_GROUPID = "groupId";
-
-  /** descriptor xml element version */
-  public static final String EL_VERSION = "version";
 
   /** checksum file */
   public static final String FILE_CHECKSUM = "checksum";

scm-core/src/main/java/sonia/scm/plugin/Plugins.java

@@ -33,38 +33,53 @@ package sonia.scm.plugin;
 
 //~--- non-JDK imports --------------------------------------------------------
 
-import com.google.common.base.Joiner;
+import com.google.common.base.Preconditions;
-import com.google.common.base.Objects;
+import com.google.common.io.ByteSource;
+import com.google.common.io.Files;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.IOException;
+import java.io.InputStream;
+
+import java.nio.file.Path;
+
+import javax.xml.bind.JAXBContext;
+import javax.xml.bind.JAXBException;
 
 /**
- * Id of a plugin. The id of a plugin consists of the groupId, artifactId and 
+ * Util methods to handle plugins.
- * the version of the plugin.
  *
  * @author Sebastian Sdorra
  * @since 2.0.0
  */
-public final class PluginId
+public final class Plugins
 {
 
   /** Field description */
-  private static final String DELIMITER = ":";
+  private static JAXBContext context;
+
+  //~--- static initializers --------------------------------------------------
+
+  static
+  {
+    try
+    {
+      context = JAXBContext.newInstance(Plugin.class, ScmModule.class);
+    }
+    catch (JAXBException ex)
+    {
+      throw new PluginException("could not create jaxb context", ex);
+    }
+  }
 
   //~--- constructors ---------------------------------------------------------
 
   /**
    * Constructs ...
    *
-   *
-   * @param groupId
-   * @param artifactId
-   * @param version
    */
-  public PluginId(String groupId, String artifactId, String version)
+  private Plugins() {}
-  {
-    this.groupId = groupId;
-    this.artifactId = artifactId;
-    this.version = version;
-  }
 
   //~--- methods --------------------------------------------------------------
 
@@ -72,119 +87,42 @@ public final class PluginId
    * Method description
    *
    *
-   * @param obj
+   * @param path
    *
    * @return
    */
-  @Override
+  public static Plugin parsePluginDescriptor(Path path)
-  public boolean equals(Object obj)
   {
-    if (obj == null)
+    return parsePluginDescriptor(Files.asByteSource(path.toFile()));
-    {
-      return false;
-    }
-
-    if (getClass() != obj.getClass())
-    {
-      return false;
-    }
-
-    final PluginId other = (PluginId) obj;
-
-    return Objects.equal(this.groupId, other.groupId)
-      && Objects.equal(this.artifactId, other.artifactId)
-      && Objects.equal(this.version, other.version);
   }
 
   /**
    * Method description
    *
    *
-   * @return
+   * @param data
-   */
-  @Override
-  public int hashCode()
-  {
-    return Objects.hashCode(groupId, artifactId, version);
-  }
-
-  /**
-   * Method description
-   *
    *
    * @return
    */
-  @Override
+  public static Plugin parsePluginDescriptor(ByteSource data)
-  public String toString()
   {
-    return Joiner.on(DELIMITER).join(groupId, artifactId, version);
+    Preconditions.checkNotNull(data, "data parameter is required");
+
+    Plugin plugin;
+
+    try (InputStream stream = data.openStream())
+    {
+      plugin = (Plugin) context.createUnmarshaller().unmarshal(stream);
+    }
+    catch (JAXBException ex)
+    {
+      throw new PluginLoadException("could not parse plugin descriptor", ex);
+    }
+    catch (IOException ex)
+    {
+      throw new PluginLoadException("could not read plugin descriptor", ex);
     }
 
-  //~--- get methods ----------------------------------------------------------
+    return plugin;
-
-  /**
-   * Method description
-   *
-   *
-   * @return
-   */
-  public String getArtifactId()
-  {
-    return artifactId;
   }
-
-  /**
-   * Method description
-   *
-   *
-   * @return
-   */
-  public String getGroupId()
-  {
-    return groupId;
-  }
-
-  /**
-   * Method description
-   *
-   *
-   * @return
-   */
-  public String getId()
-  {
-    return toString();
-  }
-
-  /**
-   * Method description
-   *
-   *
-   * @return
-   */
-  public String getIdWithoutVersion()
-  {
-    return Joiner.on(DELIMITER).join(groupId, artifactId);
-  }
-
-  /**
-   * Method description
-   *
-   *
-   * @return
-   */
-  public String getVersion()
-  {
-    return version;
-  }
-
-  //~--- fields ---------------------------------------------------------------
-
-  /** Field description */
-  private final String artifactId;
-
-  /** Field description */
-  private final String groupId;
-
-  /** Field description */
-  private final String version;
 }

scm-core/src/main/java/sonia/scm/plugin/SmpArchive.java

@@ -35,18 +35,12 @@ package sonia.scm.plugin;
 
 import com.google.common.base.Charsets;
 import com.google.common.base.Strings;
-import com.google.common.collect.Multimap;
 import com.google.common.io.ByteSource;
 import com.google.common.io.ByteStreams;
 import com.google.common.io.Files;
 import com.google.common.io.Resources;
 
-import org.w3c.dom.Document;
-
-import org.xml.sax.SAXException;
-
 import sonia.scm.util.IOUtil;
-import sonia.scm.util.XmlUtil;
 
 //~--- JDK imports ------------------------------------------------------------
 
@@ -60,12 +54,9 @@ import java.net.URL;
 import java.nio.charset.Charset;
 import java.nio.file.Path;
 
-import java.util.Collection;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipInputStream;
 
-import javax.xml.parsers.ParserConfigurationException;
-
 /**
  * Smp plugin archive.
  *
@@ -74,7 +65,6 @@ import javax.xml.parsers.ParserConfigurationException;
  */
 public final class SmpArchive
 {
-  //~--- constructors ---------------------------------------------------------
 
   /**
    * Constructs ...
@@ -163,30 +153,6 @@ public final class SmpArchive
     return path;
   }
 
-  /**
-   * Method description
-   *
-   *
-   * @param map
-   * @param key
-   * @param <K>
-   * @param <V>
-   *
-   * @return
-   */
-  private static <K, V> V getSingleValue(Multimap<K, V> map, K key)
-  {
-    V value = null;
-    Collection<V> values = map.get(key);
-
-    if (!values.isEmpty())
-    {
-      value = values.iterator().next();
-    }
-
-    return value;
-  }
-
   //~--- methods --------------------------------------------------------------
 
   /**
@@ -240,39 +206,39 @@ public final class SmpArchive
    *
    * @throws IOException
    */
-  public Document getDescriptorDocument() throws IOException
+  public Plugin getPlugin() throws IOException
   {
-    if (descriptorDocument == null)
+    if (plugin == null)
     {
-      try
+      plugin = createPlugin();
+
+      PluginInformation info = plugin.getInformation();
+
+      if (info == null)
       {
-        descriptorDocument = createDescriptorDocument();
+        throw new PluginException("could not find information section");
       }
-      catch (ParserConfigurationException | SAXException ex)
+
+      if (Strings.isNullOrEmpty(info.getGroupId()))
       {
-        throw new PluginException("could not parse descriptor", ex);
+        throw new PluginException(
+          "could not find groupId in plugin descriptor");
+      }
+
+      if (Strings.isNullOrEmpty(info.getArtifactId()))
+      {
+        throw new PluginException(
+          "could not find artifactId in plugin descriptor");
+      }
+
+      if (Strings.isNullOrEmpty(info.getVersion()))
+      {
+        throw new PluginException(
+          "could not find version in plugin descriptor");
       }
     }
 
-    return descriptorDocument;
+    return plugin;
-  }
-
-  /**
-   * Method description
-   *
-   *
-   * @return
-   *
-   * @throws IOException
-   */
-  public PluginId getPluginId() throws IOException
-  {
-    if (pluginId == null)
-    {
-      pluginId = createPluginId();
-    }
-
-    return pluginId;
   }
 
   //~--- methods --------------------------------------------------------------
@@ -281,17 +247,13 @@ public final class SmpArchive
    * Method description
    *
    *
-   *
    * @return
+   *
    * @throws IOException
-   * @throws ParserConfigurationException
-   * @throws SAXException
    */
-  private Document createDescriptorDocument()
+  private Plugin createPlugin() throws IOException
-    throws IOException, ParserConfigurationException, SAXException
   {
-    Document doc = null;
+    Plugin p = null;
-
     NonClosingZipInputStream zis = null;
 
     try
@@ -304,7 +266,7 @@ public final class SmpArchive
       {
         if (PluginConstants.PATH_DESCRIPTOR.equals(getPath(entry)))
         {
-          doc = XmlUtil.createDocument(zis);
+          p = Plugins.parsePluginDescriptor(new InputStreamByteSource(zis));
         }
 
         entry = zis.getNextEntry();
@@ -320,56 +282,12 @@ public final class SmpArchive
       }
     }
 
-    if (doc == null)
+    if (p == null)
     {
-      throw new PluginException("could not find descritor");
+      throw new PluginLoadException("could not find plugin descriptor");
     }
 
-    return doc;
+    return p;
-  }
-
-  /**
-   * Method description
-   *
-   *
-   * @return
-   *
-   * @throws IOException
-   */
-  private PluginId createPluginId() throws IOException
-  {
-    //J-
-    Multimap<String, String> entries = XmlUtil.values(
-      getDescriptorDocument(),
-      PluginConstants.EL_GROUPID,
-      PluginConstants.EL_ARTIFACTID,
-      PluginConstants.EL_VERSION
-    );
-    //J+
-    
-    String groupId = getSingleValue(entries, PluginConstants.EL_GROUPID);
-
-    if (Strings.isNullOrEmpty(groupId))
-    {
-      throw new PluginException("could not find groupId in plugin descriptor");
-    }
-
-    String artifactId = getSingleValue(entries, PluginConstants.EL_ARTIFACTID);
-
-    if (Strings.isNullOrEmpty(artifactId))
-    {
-      throw new PluginException(
-        "could not find artifactId in plugin descriptor ");
-    }
-
-    String version = getSingleValue(entries, PluginConstants.EL_VERSION);
-
-    if (Strings.isNullOrEmpty(version))
-    {
-      throw new PluginException("could not find version in plugin descriptor ");
-    }
-
-    return new PluginId(groupId, artifactId, version);
   }
 
   /**
@@ -400,6 +318,50 @@ public final class SmpArchive
 
   //~--- inner classes --------------------------------------------------------
 
+  /**
+   * Class description
+   *
+   *
+   * @version        Enter version here..., 14/07/13
+   * @author         Enter your name here...
+   */
+  private static class InputStreamByteSource extends ByteSource
+  {
+
+    /**
+     * Constructs ...
+     *
+     *
+     * @param input
+     */
+    public InputStreamByteSource(InputStream input)
+    {
+      this.input = input;
+    }
+
+    //~--- methods ------------------------------------------------------------
+
+    /**
+     * Method description
+     *
+     *
+     * @return
+     *
+     * @throws IOException
+     */
+    @Override
+    public InputStream openStream() throws IOException
+    {
+      return input;
+    }
+
+    //~--- fields -------------------------------------------------------------
+
+    /** Field description */
+    private final InputStream input;
+  }
+
+
   /**
    * Class description
    *
@@ -456,8 +418,5 @@ public final class SmpArchive
   private final ByteSource archive;
 
   /** Field description */
-  private Document descriptorDocument;
+  private Plugin plugin;
-
-  /** Field description */
-  private PluginId pluginId;
 }

scm-core/src/test/java/sonia/scm/plugin/SmpArchiveTest.java

@@ -110,31 +110,20 @@ public class SmpArchiveTest
    * @throws IOException
    */
   @Test
-  public void testGetDescriptorDocument() throws IOException
+  public void testGetPlugin() throws IOException
   {
     File archive = createArchive("sonia.sample", "sample", "1.0");
-    Document doc = SmpArchive.create(archive).getDescriptorDocument();
+    Plugin plugin = SmpArchive.create(archive).getPlugin();
 
-    assertNotNull(doc);
+    assertNotNull(plugin);
-    assertEquals("plugin", doc.getDocumentElement().getNodeName());
-  }
 
-  /**
+    PluginInformation info = plugin.getInformation();
-   * Method description
-   *
-   *
-   * @throws IOException
-   */
-  @Test
-  public void testGetPluginId() throws IOException
-  {
-    File archive = createArchive("sonia.sample", "sample", "1.0");
-    PluginId pluginId = SmpArchive.create(archive).getPluginId();
 
-    assertNotNull(pluginId);
+    assertNotNull(info);
-    assertEquals("sonia.sample", pluginId.getGroupId());
+
-    assertEquals("sample", pluginId.getArtifactId());
+    assertEquals("sonia.sample", info.getGroupId());
-    assertEquals("1.0", pluginId.getVersion());
+    assertEquals("sample", info.getArtifactId());
+    assertEquals("1.0", info.getVersion());
   }
 
   /**
@@ -147,7 +136,7 @@ public class SmpArchiveTest
   {
     File archive = createArchive("sonia.sample", null, "1.0");
 
-    SmpArchive.create(archive).getPluginId();
+    SmpArchive.create(archive).getPlugin();
   }
 
   /**
@@ -160,7 +149,7 @@ public class SmpArchiveTest
   {
     File archive = createArchive(null, "sample", "1.0");
 
-    SmpArchive.create(archive).getPluginId();
+    SmpArchive.create(archive).getPlugin();
   }
 
   /**
@@ -173,7 +162,7 @@ public class SmpArchiveTest
   {
     File archive = createArchive("sonia.sample", "sample", null);
 
-    SmpArchive.create(archive).getPluginId();
+    SmpArchive.create(archive).getPlugin();
   }
 
   /**

scm-webapp/src/main/java/sonia/scm/boot/BootstrapContextListener.java

@@ -42,11 +42,11 @@ import org.slf4j.LoggerFactory;
 
 import sonia.scm.SCMContext;
 import sonia.scm.ScmContextListener;
+import sonia.scm.plugin.Plugin;
 import sonia.scm.plugin.PluginException;
-import sonia.scm.plugin.PluginId;
 import sonia.scm.plugin.PluginLoadException;
 import sonia.scm.plugin.PluginWrapper;
-import sonia.scm.plugin.Plugins;
+import sonia.scm.plugin.PluginsInternal;
 import sonia.scm.plugin.SmpArchive;
 import sonia.scm.util.ClassLoaders;
 import sonia.scm.util.IOUtil;
@@ -152,7 +152,7 @@ public class BootstrapContextListener implements ServletContextListener
       ClassLoader cl =
         ClassLoaders.getContextClassLoader(BootstrapContextListener.class);
 
-      Set<PluginWrapper> plugins = Plugins.collectPlugins(cl,
+      Set<PluginWrapper> plugins = PluginsInternal.collectPlugins(cl,
                                      pluginDirectory.toPath());
 
       contextListener = new ScmContextListener(cl, plugins);
@@ -182,23 +182,24 @@ public class BootstrapContextListener implements ServletContextListener
   {
     URL url = context.getResource(PLUGIN_DIRECTORY.concat(entry.getName()));
     SmpArchive archive = SmpArchive.create(url);
-    PluginId id = archive.getPluginId();
+    Plugin plugin = archive.getPlugin();
 
-    File directory = Plugins.createPluginDirectory(pluginDirectory, id);
+    File directory = PluginsInternal.createPluginDirectory(pluginDirectory,
-    File checksumFile = Plugins.getChecksumFile(directory);
+                       plugin);
+    File checksumFile = PluginsInternal.getChecksumFile(directory);
 
     if (!directory.exists())
     {
-      logger.warn("install plugin {}", id);
+      logger.warn("install plugin {}", plugin.getInformation().getId());
-      Plugins.extract(archive, entry.getChecksum(), directory, checksumFile,
+      PluginsInternal.extract(archive, entry.getChecksum(), directory,
-        true);
+        checksumFile, true);
     }
     else if (!checksumFile.exists())
     {
       logger.warn("plugin directory {} exists without checksum file.",
         directory);
-      Plugins.extract(archive, entry.getChecksum(), directory, checksumFile,
+      PluginsInternal.extract(archive, entry.getChecksum(), directory,
-        true);
+        checksumFile, true);
     }
     else
     {
@@ -206,13 +207,15 @@ public class BootstrapContextListener implements ServletContextListener
 
       if (checksum.equals(entry.getChecksum()))
       {
-        logger.debug("plugin {} is up to date", id);
+        logger.debug("plugin {} is up to date",
+          plugin.getInformation().getId());
       }
       else
       {
-        logger.warn("checksum mismatch of pluing {}, start update", id);
+        logger.warn("checksum mismatch of pluing {}, start update",
-        Plugins.extract(archive, entry.getChecksum(), directory, checksumFile,
+          plugin.getInformation().getId());
-          true);
+        PluginsInternal.extract(archive, entry.getChecksum(), directory,
+          checksumFile, true);
       }
     }
   }

scm-webapp/src/main/java/sonia/scm/plugin/DefaultPluginLoader.java

@@ -101,7 +101,7 @@ public class DefaultPluginLoader implements PluginLoader
       Builder<Plugin> builder = ImmutableSet.builder();
 
       builder.addAll(ips);
-      builder.addAll(Plugins.unwrap(wrappedPlugins));
+      builder.addAll(PluginsInternal.unwrap(wrappedPlugins));
       plugins = builder.build();
 
       appendExtensions(multiple, single, extensions, modules);

scm-webapp/src/main/java/sonia/scm/plugin/ExplodedSmp.java

@@ -34,20 +34,14 @@ package sonia.scm.plugin;
 //~--- non-JDK imports --------------------------------------------------------
 
 import com.google.common.base.Function;
-import com.google.common.collect.Multimap;
-
-import sonia.scm.util.Util;
-import sonia.scm.util.XmlUtil;
 
 //~--- JDK imports ------------------------------------------------------------
 
 import java.io.IOException;
-import java.io.InputStream;
 
-import java.nio.file.Files;
 import java.nio.file.Path;
 
-import java.util.Collection;
+import java.util.Set;
 
 /**
  *
@@ -56,8 +50,6 @@ import java.util.Collection;
 public final class ExplodedSmp implements Comparable<ExplodedSmp>
 {
 
-  //~--- constructors ---------------------------------------------------------
-
   /**
    * Constructs ...
    *
@@ -65,12 +57,12 @@ public final class ExplodedSmp implements Comparable<ExplodedSmp>
    * @param path
    * @param pluginId
    * @param dependencies
+   * @param plugin
    */
-  ExplodedSmp(Path path, PluginId pluginId, Collection<String> dependencies)
+  ExplodedSmp(Path path, Plugin plugin)
   {
     this.path = path;
-    this.pluginId = pluginId;
+    this.plugin = plugin;
-    this.dependencies = dependencies;
   }
 
   //~--- methods --------------------------------------------------------------
@@ -87,35 +79,9 @@ public final class ExplodedSmp implements Comparable<ExplodedSmp>
    */
   public static ExplodedSmp create(Path directory) throws IOException
   {
-    ExplodedSmp smp;
+    Path desc = directory.resolve(PluginConstants.FILE_DESCRIPTOR);
 
-    Path descriptor = directory.resolve(PluginConstants.FILE_DESCRIPTOR);
+    return new ExplodedSmp(directory, Plugins.parsePluginDescriptor(desc));
-
-    try (InputStream in = Files.newInputStream(descriptor))
-    {
-      //J-
-      Multimap<String,String> values = XmlUtil.values(in,
-        PluginConstants.EL_GROUPID,
-        PluginConstants.EL_ARTIFACTID, 
-        PluginConstants.EL_VERSION, 
-        PluginConstants.EL_DEPENDENCY
-      );
-      
-      PluginId pluginId = new PluginId(
-        Util.getFirst(values, PluginConstants.EL_GROUPID),
-        Util.getFirst(values, PluginConstants.EL_ARTIFACTID),
-        Util.getFirst(values, PluginConstants.EL_VERSION)
-      );
-      
-      smp = new ExplodedSmp(
-        directory, 
-        pluginId, 
-        values.get(PluginConstants.EL_DEPENDENCY)
-      );
-      //J+
-    }
-
-    return smp;
   }
 
   /**
@@ -131,24 +97,27 @@ public final class ExplodedSmp implements Comparable<ExplodedSmp>
   {
     int result;
 
-    if (dependencies.isEmpty() && o.dependencies.isEmpty())
+    Set<String> depends = plugin.getDependencies();
+    Set<String> odepends = o.plugin.getDependencies();
+
+    if (depends.isEmpty() && odepends.isEmpty())
     {
       result = 0;
     }
-    else if (dependencies.isEmpty() &&!o.dependencies.isEmpty())
+    else if (depends.isEmpty() &&!odepends.isEmpty())
     {
       result = -1;
     }
-    else if (!dependencies.isEmpty() && o.dependencies.isEmpty())
+    else if (!depends.isEmpty() && odepends.isEmpty())
     {
       result = 1;
     }
     else
     {
-      String id = pluginId.getIdWithoutVersion();
+      String id = plugin.getInformation().getId(false);
-      String oid = o.pluginId.getIdWithoutVersion();
+      String oid = o.plugin.getInformation().getId(false);
 
-      if (dependencies.contains(oid) && o.dependencies.contains(id))
+      if (depends.contains(oid) && odepends.contains(id))
       {
         StringBuilder b = new StringBuilder("circular dependency detected: ");
 
@@ -157,11 +126,11 @@ public final class ExplodedSmp implements Comparable<ExplodedSmp>
 
         throw new PluginCircularDependencyException(b.toString());
       }
-      else if (dependencies.contains(oid))
+      else if (depends.contains(oid))
       {
         result = 999;
       }
-      else if (o.dependencies.contains(id))
+      else if (odepends.contains(id))
       {
         result = -999;
       }
@@ -176,17 +145,6 @@ public final class ExplodedSmp implements Comparable<ExplodedSmp>
 
   //~--- get methods ----------------------------------------------------------
 
-  /**
-   * Method description
-   *
-   *
-   * @return
-   */
-  public Collection<String> getDependencies()
-  {
-    return dependencies;
-  }
-
   /**
    * Method description
    *
@@ -204,9 +162,9 @@ public final class ExplodedSmp implements Comparable<ExplodedSmp>
    *
    * @return
    */
-  public PluginId getPluginId()
+  public Plugin getPlugin()
   {
-    return pluginId;
+    return plugin;
   }
 
   //~--- inner classes --------------------------------------------------------
@@ -246,12 +204,9 @@ public final class ExplodedSmp implements Comparable<ExplodedSmp>
 
   //~--- fields ---------------------------------------------------------------
 
-  /** Field description */
-  private final Collection<String> dependencies;
-
   /** Field description */
   private final Path path;
 
   /** Field description */
-  private final PluginId pluginId;
+  private final Plugin plugin;
 }

scm-webapp/src/main/java/sonia/scm/plugin/PluginProcessor.java

@@ -451,16 +451,17 @@ public final class PluginProcessor
 
       SmpArchive smp = SmpArchive.create(archive);
 
-      logger.debug("extract plugin {}", smp.getPluginId());
+      logger.debug("extract plugin {}", smp.getPlugin());
 
-      File directory = Plugins.createPluginDirectory(pluginDirectory.toFile(),
+      File directory =
-                         smp.getPluginId());
+        PluginsInternal.createPluginDirectory(pluginDirectory.toFile(),
+          smp.getPlugin());
 
       String checksum = com.google.common.io.Files.hash(archiveFile,
                           Hashing.sha256()).toString();
-      File checksumFile = Plugins.getChecksumFile(directory);
+      File checksumFile = PluginsInternal.getChecksumFile(directory);
 
-      Plugins.extract(smp, checksum, directory, checksumFile, false);
+      PluginsInternal.extract(smp, checksum, directory, checksumFile, false);
       moveArchive(archive);
     }
   }

scm-webapp/src/main/java/sonia/scm/plugin/PluginsInternal.java

@@ -56,13 +56,14 @@ import java.util.Set;
  *
  * @author Sebastian Sdorra
  */
-public final class Plugins
+public final class PluginsInternal
 {
 
   /**
-   * the logger for Plugins
+   * the logger for PluginsInternal
    */
-  private static final Logger logger = LoggerFactory.getLogger(Plugins.class);
+  private static final Logger logger =
+    LoggerFactory.getLogger(PluginsInternal.class);
 
   //~--- constructors ---------------------------------------------------------
 
@@ -70,7 +71,7 @@ public final class Plugins
    * Constructs ...
    *
    */
-  private Plugins() {}
+  private PluginsInternal() {}
 
   //~--- methods --------------------------------------------------------------
 
@@ -99,13 +100,15 @@ public final class Plugins
    *
    *
    * @param parent
-   * @param id
+   * @param plugin
    *
    * @return
    */
-  public static File createPluginDirectory(File parent, PluginId id)
+  public static File createPluginDirectory(File parent, Plugin plugin)
   {
-    return new File(new File(parent, id.getGroupId()), id.getArtifactId());
+    PluginInformation info = plugin.getInformation();
+
+    return new File(new File(parent, info.getGroupId()), info.getArtifactId());
   }
 
   /**
@@ -127,13 +130,14 @@ public final class Plugins
     if (directory.exists())
     {
       logger.debug("delete directory {} for plugin extraction",
-        archive.getPluginId());
+        archive.getPlugin().getInformation().getId(false));
       IOUtil.delete(directory);
     }
 
     IOUtil.mkdirs(directory);
 
-    logger.debug("extract plugin {}", archive.getPluginId());
+    logger.debug("extract plugin {}",
+      archive.getPlugin().getInformation().getId(false));
     archive.extract(directory);
     Files.write(checksum, checksumFile, Charsets.UTF_8);
 

scm-webapp/src/test/java/sonia/scm/plugin/ExplodedSmpTest.java

@@ -37,6 +37,8 @@ import com.google.common.collect.Lists;
 
 import org.junit.Test;
 
+import org.mockito.internal.util.collections.Sets;
+
 import static org.junit.Assert.*;
 
 //~--- JDK imports ------------------------------------------------------------
@@ -127,8 +129,15 @@ public class ExplodedSmpTest
   private ExplodedSmp create(String groupId, String artifactId, String version,
     String... dependencies)
   {
-    return new ExplodedSmp(null, new PluginId(groupId, artifactId, version),
+    PluginInformation info = new PluginInformation();
-      Lists.newArrayList(dependencies));
+
+    info.setGroupId(groupId);
+    info.setArtifactId(artifactId);
+    info.setVersion(version);
+
+    Plugin plugin = new Plugin(info, null, null, Sets.newSet(dependencies));
+
+    return new ExplodedSmp(null, plugin);
   }
 
   /**
@@ -160,6 +169,6 @@ public class ExplodedSmpTest
    */
   private void is(List<ExplodedSmp> es, int p, String a)
   {
-    assertEquals(a, es.get(p).getPluginId().getArtifactId());
+    assertEquals(a, es.get(p).getPlugin().getInformation().getArtifactId());
   }
 }