implementing SCMContextProvider

scm-core/src/main/java/sonia/scm/BasicContextProvider.java

@@ -3,27 +3,183 @@
  * and open the template in the editor.
  */
 
+
+
 package sonia.scm;
 
+//~--- non-JDK imports --------------------------------------------------------
+
 import sonia.scm.group.GroupManager;
 import sonia.scm.repository.RepositoryManager;
+import sonia.scm.util.ServiceUtil;
+import sonia.scm.util.Util;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.File;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 
 /**
  *
  * @author Sebastian Sdorra
  */
-public class BasicContextProvider implements SCMContextProvider {
+public class BasicContextProvider implements SCMContextProvider
-
-  @Override
-  public GroupManager getGroupManager()
 {
-    throw new UnsupportedOperationException("Not supported yet.");
-  }
 
-  @Override
+  /** Field description */
-  public RepositoryManager getRepositoryManager()
+  public static final String DIRECTORY_DEFAULT = ".scm";
+
+  /** Field description */
+  public static final String DIRECTORY_ENVIRONMENT = "SCM_HOME";
+
+  /** Field description */
+  public static final String DIRECTORY_PROPERTY = "scm.home";
+
+  //~--- constructors ---------------------------------------------------------
+
+  /**
+   * Constructs ...
+   *
+   */
+  public BasicContextProvider()
   {
-    throw new UnsupportedOperationException("Not supported yet.");
+    baseDirectory = findBaseDirectory();
   }
 
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   */
+  public void init()
+  {
+    loadGroupManagers();
+    loadRepositoryManagers();
+  }
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  @Override
+  public File getBaseDirectory()
+  {
+    return baseDirectory;
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param type
+   *
+   * @return
+   */
+  @Override
+  public GroupManager getGroupManager(String type)
+  {
+    return groupManagerMap.get(type);
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param type
+   *
+   * @return
+   */
+  @Override
+  public RepositoryManager getRepositoryManager(String type)
+  {
+    return repositoryManagerMap.get(type);
+  }
+
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  private File findBaseDirectory()
+  {
+    String path = System.getProperty(DIRECTORY_PROPERTY);
+
+    if (Util.isEmpty(path))
+    {
+      path = System.getenv(DIRECTORY_ENVIRONMENT);
+
+      if (Util.isEmpty(path))
+      {
+        path = System.getProperty("user.home").concat(File.separator).concat(
+          DIRECTORY_DEFAULT);
+      }
+    }
+
+    File directory = new File(path);
+
+    if (!directory.exists() &&!directory.mkdirs())
+    {
+      throw new IllegalStateException("could not create directory");
+    }
+
+    return directory;
+  }
+
+  /**
+   * Method description
+   *
+   */
+  private void loadGroupManagers()
+  {
+    groupManagerMap = new HashMap<String, GroupManager>();
+
+    List<GroupManager> groupManagers =
+      ServiceUtil.getServices(GroupManager.class);
+
+    for (GroupManager manager : groupManagers)
+    {
+      manager.init(this);
+      groupManagerMap.put(manager.getType(), manager);
+    }
+  }
+
+  /**
+   * Method description
+   *
+   */
+  private void loadRepositoryManagers()
+  {
+    repositoryManagerMap = new HashMap<String, RepositoryManager>();
+
+    List<RepositoryManager> repositoryManagers =
+      ServiceUtil.getServices(RepositoryManager.class);
+
+    for (RepositoryManager manager : repositoryManagers)
+    {
+      manager.init(this);
+      repositoryManagerMap.put(manager.getType().getName(), manager);
+    }
+  }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  private File baseDirectory;
+
+  /** Field description */
+  private Map<String, GroupManager> groupManagerMap;
+
+  /** Field description */
+  private Map<String, RepositoryManager> repositoryManagerMap;
 }

scm-core/src/main/java/sonia/scm/SCMContextProvider.java

@@ -12,6 +12,10 @@ package sonia.scm;
 import sonia.scm.group.GroupManager;
 import sonia.scm.repository.RepositoryManager;
 
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.File;
+
 /**
  *
  * @author Sebastian Sdorra
@@ -25,13 +29,25 @@ public interface SCMContextProvider
    *
    * @return
    */
-  public GroupManager getGroupManager();
+  public File getBaseDirectory();
 
   /**
    * Method description
    *
    *
+   *
+   * @param type
    * @return
    */
-  public RepositoryManager getRepositoryManager();
+  public GroupManager getGroupManager(String type);
+
+  /**
+   * Method description
+   *
+   *
+   *
+   * @param type
+   * @return
+   */
+  public RepositoryManager getRepositoryManager(String type);
 }

scm-core/src/main/java/sonia/scm/group/GroupManager.java

@@ -15,4 +15,14 @@ import sonia.scm.Manager;
  *
  * @author Sebastian Sdorra
  */
-public interface GroupManager extends Manager<Group, GroupException> {}
+public interface GroupManager extends Manager<Group, GroupException>
+{
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public String getType();
+}

scm-core/src/main/java/sonia/scm/repository/RepositoryManager.java

@@ -16,4 +16,14 @@ import sonia.scm.Manager;
  * @author Sebastian Sdorra
  */
 public interface RepositoryManager
-        extends Manager<Repository, RepositoryException> {}
+        extends Manager<Repository, RepositoryException>
+{
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public RepositoryType getType();
+}