added FileSystem api

scm-core/src/main/java/sonia/scm/io/DefaultFileSystem.java

@@ -0,0 +1,79 @@
+/**
+ * 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.io;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import sonia.scm.util.IOUtil;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.File;
+import java.io.IOException;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public class DefaultFileSystem implements FileSystem
+{
+
+  /**
+   * Method description
+   *
+   *
+   * @param directory
+   *
+   * @throws IOException
+   */
+  @Override
+  public void create(File directory) throws IOException
+  {
+    IOUtil.mkdirs(directory);
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param directory
+   *
+   * @throws IOException
+   */
+  @Override
+  public void destroy(File directory) throws IOException
+  {
+    IOUtil.delete(directory);
+  }
+}

scm-core/src/main/java/sonia/scm/io/FileSystem.java

@@ -0,0 +1,74 @@
+/**
+ * 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.io;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import sonia.scm.plugin.ExtensionPoint;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.File;
+import java.io.IOException;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+@ExtensionPoint
+public interface FileSystem
+{
+
+  /**
+   * Method description
+   *
+   *
+   *
+   * @param directory
+   *
+   * @throws IOException
+   */
+  public void create(File directory) throws IOException;
+
+  /**
+   * Method description
+   *
+   *
+   *
+   * @param directory
+   *
+   * @throws IOException
+   */
+  public void destroy(File directory) throws IOException;
+}

scm-webapp/src/main/java/sonia/scm/BindingExtensionProcessor.java

@@ -43,6 +43,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import sonia.scm.group.GroupListener;
+import sonia.scm.io.FileSystem;
 import sonia.scm.plugin.ext.Extension;
 import sonia.scm.plugin.ext.ExtensionProcessor;
 import sonia.scm.repository.RepositoryHandler;
@@ -188,6 +189,15 @@ public class BindingExtensionProcessor implements ExtensionProcessor
 
           resourceHandler.addBinding().to(extensionClass);
         }
+        else if (FileSystem.class.isAssignableFrom(extensionClass))
+        {
+          if (logger.isInfoEnabled())
+          {
+            logger.info("bind FileSystem {}", extensionClass.getName());
+          }
+
+          fileSystemClass = extensionClass;
+        }
         else
         {
           if (logger.isInfoEnabled())
@@ -243,6 +253,17 @@ public class BindingExtensionProcessor implements ExtensionProcessor
     return authenticationListeners;
   }
 
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  public Class<? extends FileSystem> getFileSystemClass()
+  {
+    return fileSystemClass;
+  }
+
   /**
    * Method description
    *
@@ -337,6 +358,9 @@ public class BindingExtensionProcessor implements ExtensionProcessor
   /** Field description */
   private Set<Class<?>> extensions;
 
+  /** Field description */
+  private Class<? extends FileSystem> fileSystemClass;
+
   /** Field description */
   private Set<Module> moduleSet;
 

scm-webapp/src/main/java/sonia/scm/ScmServletModule.java

@@ -49,6 +49,8 @@ import sonia.scm.filter.SSLFilter;
 import sonia.scm.filter.SecurityFilter;
 import sonia.scm.group.GroupManager;
 import sonia.scm.group.xml.XmlGroupManager;
+import sonia.scm.io.DefaultFileSystem;
+import sonia.scm.io.FileSystem;
 import sonia.scm.plugin.DefaultPluginManager;
 import sonia.scm.plugin.Plugin;
 import sonia.scm.plugin.PluginLoader;
@@ -175,6 +177,16 @@ public class ScmServletModule extends ServletModule
     bind(EncryptionHandler.class).to(MessageDigestEncryptionHandler.class);
     bindExtProcessor.bindExtensions(binder());
 
+    Class<? extends FileSystem> fileSystem =
+      bindExtProcessor.getFileSystemClass();
+
+    if (fileSystem == null)
+    {
+      fileSystem = DefaultFileSystem.class;
+    }
+
+    bind(FileSystem.class).to(fileSystem);
+
     // bind security stuff
     bind(AuthenticationManager.class).to(ChainAuthenticatonManager.class);
     bind(SecurityContext.class).to(BasicSecurityContext.class);