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Fragment.java

/* $RCSfile$
 * $Author: egonw $
 * $Date: 2007-01-04 18:46:10 +0100 (Thu, 04 Jan 2007) $
 * $Revision: 7636 $
 *
 * Copyright (C) 1997-2007  Egon Willighagen <egonw@users.sf.net>
 *
 * Contact: cdk-devel@lists.sourceforge.net
 *
 * This program 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 program 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 program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 */
package org.openscience.cdk;

/**
 * Represents the concept of a fragment with free valences.
 * An example use would be a set of templates with amino acid
 * residues in a protein generator.
 *
 * @author     egonw
 * @cdk.created    2002-08-14
 *
 * @cdk.keyword    fragment
 * @cdk.keyword    free valence
 */
00037 public class Fragment extends AtomContainer implements java.io.Serializable, Cloneable  
{

    /**
     * Determines if a de-serialized object is compatible with this class.
     *
     * This value must only be changed if and only if the new version
     * of this class is imcompatible with the old version. See Sun docs
     * for <a href=http://java.sun.com/products/jdk/1.1/docs/guide
     * /serialization/spec/version.doc.html>details</a>.
       */
00048       private static final long serialVersionUID = -1559884858290354341L;

      private String title;
    
    /** number of bonds this fragment can still make. */
00053     private int free_valences;

    /**
     *  Creates an empty Fragment.
     */
00058     public Fragment() {
        super();
    }

    /**
     * Returns the title of this Fragment.
     *
     * @return    The title of this Fragment
     *
     * @see    #setTitle
     */
00069     public String getTitle() {
        return this.title;
    }

    /**
     * Sets the title of this Fragment.
     *
     * @param title     title of this fragment
     *
     * @see    #getTitle
     */
00080     public void setTitle(String title) {
        this.title = title;
      notifyChanged();
    }

    /**
     * Returns the number of free valences of this Fragment.
     *
     * @return    The title of this Fragment
     *
     * @see    #setFreeValences
     */
00092     public int getFreeValences() {
        return this.free_valences;
    }

    /**
     * Sets the number of free valences of this Fragment.
     * 
     * @param count the number of free valences of this fragment
     *
     * @see    #getFreeValences
     */
00103     public void setFreeValences(int count) {
        this.free_valences = count;
      notifyChanged();
    }
}



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