--- a/servlet/src/digilib/io/DocuDirent.java	Tue Mar 01 17:12:25 2011 +0100
+++ b/servlet/src/digilib/io/DocuDirent.java	Tue Mar 01 22:00:50 2011 +0100
@@ -1,169 +1,81 @@
-/*
- * DocuDirent.java -- Abstract directory entry in a DocuDirectory
- * 
- * Digital Image Library servlet components
- * 
- * Copyright (C) 2003 Robert Casties (robcast@mail.berlios.de)
- * 
- * This program 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 of the License, or (at your option)
- * any later version.
- * 
- * Please read license.txt for the full details. A copy of the GPL may be found
- * at http://www.gnu.org/copyleft/lgpl.html
- * 
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
- * Place, Suite 330, Boston, MA 02111-1307 USA
- * 
- * Created on 15.09.2003 by casties
- *  
- */
 package digilib.io;
 
 import java.io.File;
-import java.util.Map;
-
-import org.apache.log4j.Logger;
-
-import digilib.io.FileOps.FileClass;
 
-/**
- * Abstract directory entry in a DocuDirectory.
- * 
- * @author casties
- *  
- */
-public abstract class DocuDirent implements Comparable<Object> {
+import digilib.meta.MetadataMap;
+
+public interface DocuDirent extends Comparable<Object> {
 
-	/** the file class of this file */
-	protected static FileClass fileClass = FileClass.NONE;
-	/** HashMap with metadata */
-	protected MetadataMap fileMeta = null;
-	/** Is the Metadata valid */
-	protected boolean metaChecked = false;
-	/** the parent directory */
-	protected Directory parent = null;
-
-	/**
-	 * Checks metadata and does something with it.
-	 *  
-	 */
-	public abstract void checkMeta();
+    /**
+     * Checks metadata and does something with it.
+     *  
+     */
+    public abstract void checkMeta();
 
-	/**
-	 * gets the (default) File
-	 * 
-	 * @return
-	 */
-	public abstract File getFile();
+    /**
+     * gets the (default) File
+     * 
+     * @return
+     */
+    public abstract File getFile();
 
-	/**
-	 * Reads meta-data for this Fileset if there is any.
-	 *  
-	 */
-	public void readMeta() {
-		if ((fileMeta != null) || (getFile() == null)) {
-			// there is already metadata or there is no file
-			return;
-		}
-		// metadata is in the file {filename}.meta
-		String fn = getFile().getAbsolutePath();
-		File mf = new File(fn + ".meta");
-		if (mf.canRead()) {
-			XMLMetaLoader ml = new XMLMetaLoader();
-			try {
-				// read meta file
-				Map<String, MetadataMap> meta = ml.loadURL(mf.getAbsolutePath());
-				if (meta == null) {
-					return;
-				}
-				fileMeta = meta.get(getName());
-			} catch (Exception e) {
-				Logger.getLogger(this.getClass()).warn("error reading file .meta", e);
-			}
-		}
-	}
+    /**
+     * Reads meta-data for this Fileset if there is any.
+     *  
+     */
+    public abstract void readMeta();
+
+    /**
+     * The name of the file.
+     * 
+     * If this is a Fileset, the method returns the name of the default file
+     * (for image filesets the highest resolution file).
+     * 
+     * @return
+     */
+    public abstract String getName();
 
-	/**
-	 * The name of the file.
-	 * 
-	 * If this is a Fileset, the method returns the name of the default file
-	 * (for image filesets the highest resolution file).
-	 * 
-	 * @return
-	 */
-	public String getName() {
-		File f = getFile();
-		return (f != null) ? f.getName() : null;
-	} 
-	
-	/**
-	 * Returns the parent Directory.
-	 * 
-	 * @return DocuDirectory
-	 */
-	public Directory getParent() {
-		return parent;
-	}
-	
-	/**
-	 * Sets the parent Directory.
-	 * 
-	 * @param parent
-	 *            The parent to set
-	 */
-	public void setParent(Directory parent) {
-		this.parent = parent;
-	} 
-	
-	/**
-	 * Returns the meta-data for this file(set).
-	 * 
-	 * @return HashMap
-	 */
-	public MetadataMap getFileMeta() {
-		return fileMeta;
-	} 
-	
-	/**
-	 * Sets the meta-data for this file(set) .
-	 * 
-	 * @param fileMeta
-	 *            The fileMeta to set
-	 */
-	public void setFileMeta(MetadataMap fileMeta) {
-		this.fileMeta = fileMeta;
-	} 
-	
-	/**
-	 * @return
-	 */
-	public boolean isMetaChecked() {
-		return metaChecked;
-	} 
-	
-	/**
-	 * @return
-	 */
-	public static FileClass getFileClass() {
-		return fileClass;
-	}
+    /**
+     * Returns the parent Directory.
+     * 
+     * @return DocuDirectory
+     */
+    public abstract Directory getParent();
+
+    /**
+     * Sets the parent Directory.
+     * 
+     * @param parent
+     *            The parent to set
+     */
+    public abstract void setParent(Directory parent);
+
+    /**
+     * Returns the meta-data for this file(set).
+     * 
+     * @return HashMap
+     */
+    public abstract MetadataMap getFileMeta();
 
-	/** Comparator using the file name.
-	 * Compares to a String (for binarySearch)
+    /**
+     * Sets the meta-data for this file(set) .
+     * 
+     * @param fileMeta
+     *            The fileMeta to set
+     */
+    public abstract void setFileMeta(MetadataMap fileMeta);
+
+    /**
+     * @return
+     */
+    public abstract boolean isMetaChecked();
+
+    /** Comparator using the file name.
+     * Compares to a String (for binarySearch)
      * or to another DocuDirent (for sort)
-	 * 
-	 * @see java.lang.Comparable#compareTo(java.lang.Object)
-	 */
-	public int compareTo(Object arg0) {
-		if (arg0 instanceof DocuDirent) {
-		    return getName().compareTo(((DocuDirent) arg0).getName());
-		} else {
-		    return getName().compareTo((String) arg0);
-		}
-	}
+     * 
+     * @see java.lang.Comparable#compareTo(java.lang.Object)
+     */
+    public abstract int compareTo(Object arg0);
 
-	
-}
+}
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