1 files changed, 160 insertions, 0 deletions
diff --git a/javax/tools/ForwardingFileObject.java b/javax/tools/ForwardingFileObject.java
new file mode 100644
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+++ b/javax/tools/ForwardingFileObject.java
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+/* ForwardingFileObject.java -- File object that forwards to another.
+   Copyright (C) 2012  Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+package javax.tools;
+
+import java.io.InputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.io.Reader;
+import java.io.Writer;
+
+import java.net.URI;
+
+/**
+ * Forwards calls to a specified file object.
+ *
+ * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
+ * @since 1.6
+ */
+public class ForwardingFileObject<F extends FileObject>
+  implements FileObject
+{
+
+  /**
+   * The file object to delegate to.
+   */
+  protected F fileObject;
+
+  /**
+   * Creates a new forwarder, delegating calls to the
+   * specified object.
+   *
+   * @param obj the object to forward calls to.
+   */
+  protected ForwardingFileObject(F obj)
+  {
+    fileObject = obj;
+  }
+
+  /**
+   * @inheritDoc
+   */
+  @Override
+  public boolean delete()
+  {
+    return fileObject.delete();
+  }
+
+  /**
+   * @inheritDoc
+   */
+  @Override
+  public CharSequence getCharContent(boolean ignoreEncodingErrors)
+    throws IOException
+  {
+    return fileObject.getCharContent(ignoreEncodingErrors);
+  }
+
+  /**
+   * @inheritDoc
+   */
+  @Override
+  public long getLastModified()
+  {
+    return fileObject.getLastModified();
+  }
+
+  /**
+   * @inheritDoc
+   */
+  @Override
+  public String getName()
+  {
+    return fileObject.getName();
+  }
+
+  /**
+   * @inheritDoc
+   */
+  @Override
+  public InputStream openInputStream()
+    throws IOException
+  {
+    return fileObject.openInputStream();
+  }
+
+  /**
+   * @inheritDoc
+   */
+  @Override
+  public OutputStream openOutputStream()
+    throws IOException
+  {
+    return fileObject.openOutputStream();
+  }
+
+  /**
+   * @inheritDoc
+   */
+  @Override
+  public Reader openReader(boolean ignoreEncodingErrors)
+    throws IOException
+  {
+    return fileObject.openReader(ignoreEncodingErrors);
+  }
+
+  /**
+   * @inheritDoc
+   */
+  @Override
+  public Writer openWriter()
+    throws IOException
+  {
+    return fileObject.openWriter();
+  }
+  
+  /**
+   * @inheritDoc
+   */
+  @Override
+  public URI toUri()
+  {
+    return fileObject.toUri();
+  }
+
+}