[Jboss-cvs] JBossAS SVN: r56852 - projects/microcontainer/trunk/container/src/main/org/jboss/virtual/plugins/context

[jboss-cvs-commits at lists.jboss.org]

Author: scott.stark at jboss.org
Date: 2006-09-14 11:58:29 -0400 (Thu, 14 Sep 2006)
New Revision: 56852

Added:
   projects/microcontainer/trunk/container/src/main/org/jboss/virtual/plugins/context/DelegatingHandler.java
Log:
A delegating VirtualFileHandler that allows for overriding the delegate parent and name. One usecase is a link which roots another VFSContext under a different parent and name.

Added: projects/microcontainer/trunk/container/src/main/org/jboss/virtual/plugins/context/DelegatingHandler.java
===================================================================
--- projects/microcontainer/trunk/container/src/main/org/jboss/virtual/plugins/context/DelegatingHandler.java	2006-09-14 15:21:22 UTC (rev 56851)
+++ projects/microcontainer/trunk/container/src/main/org/jboss/virtual/plugins/context/DelegatingHandler.java	2006-09-14 15:58:29 UTC (rev 56852)
@@ -0,0 +1,111 @@
+/*
+ * JBoss, Home of Professional Open Source
+ * Copyright 2006, JBoss Inc., and individual contributors as indicated
+ * by the @authors tag. See the copyright.txt in the distribution for a
+ * full listing of individual contributors.
+ *
+ * This is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This software is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this software; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+ */
+
+package org.jboss.virtual.plugins.context;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.List;
+
+import org.jboss.virtual.spi.VFSContext;
+import org.jboss.virtual.spi.VirtualFileHandler;
+
+/**
+ * A delegating VirtualFileHandler that allows for overriding the delegate
+ * parent and name. One usecase is a link which roots another VFSContext
+ * under a different parent and name.
+ * 
+ * @author Scott.Stark at jboss.org
+ * @version $Revision:$
+ */
+public class DelegatingHandler extends AbstractVirtualFileHandler
+{
+   private static final long serialVersionUID = 1;
+   private VirtualFileHandler delegate;
+
+   /**
+    * Create a DelegatingHandler
+    * @param context - the context for the parent
+    * @param parent - the parent of the delegate in this VFS
+    * @param name - the name of the delegate in this VFS
+    * @param delegate - the handler delegate
+    */
+   public DelegatingHandler(VFSContext context, VirtualFileHandler parent, String name,
+         VirtualFileHandler delegate)
+   {
+      super(context, parent, name);
+      this.delegate = delegate;
+   }
+
+   public VirtualFileHandler findChild(String path) throws IOException
+   {
+      return delegate.findChild(path);
+   }
+
+   public List<VirtualFileHandler> getChildren(boolean ignoreErrors) throws IOException
+   {
+      return delegate.getChildren(ignoreErrors);
+   }
+
+   public long getLastModified() throws IOException
+   {
+      return delegate.getLastModified();
+   }
+
+   public long getSize() throws IOException
+   {
+      return delegate.getSize();
+   }
+
+   public boolean isArchive() throws IOException
+   {
+      return delegate.isArchive();
+   }
+
+   public boolean isDirectory() throws IOException
+   {
+      return delegate.isDirectory();
+   }
+
+   public boolean isFile() throws IOException
+   {
+      return delegate.isFile();
+   }
+
+   public boolean isHidden() throws IOException
+   {
+      return delegate.isHidden();
+   }
+
+   public InputStream openStream() throws IOException
+   {
+      return delegate.openStream();
+   }
+
+   public URI toURI() throws URISyntaxException
+   {
+      return delegate.toURI();
+   }
+
+}