content: /*
  * Copyright (c) 1997 - 2016
  * Actelion Pharmaceuticals Ltd.
  * Gewerbestrasse 16
  * CH-4123 Allschwil, Switzerland
  *
  * 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 the the copyright holder 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 COPYRIGHT OWNER 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.
  *
  */
  
  package com.actelion.research.chem;
  
  import java.util.ArrayList;
  
  public class DrawingObjectList extends ArrayList<AbstractDrawingObject> {
      static final long serialVersionUID = 0x20060724;
  
      public DrawingObjectList() {
  		super();
  		}
  
  	public DrawingObjectList(DrawingObjectList l) {
  		super();
  		try {
  			if (l != null)
  				for (AbstractDrawingObject abstractDrawingObject : l)
  					add(abstractDrawingObject.clone());
  		} catch (Exception e) {
  		} finally {
  
  		}
  	}
  
  	public DrawingObjectList(String objectString) {
  		super();
  		if (objectString == null || objectString.isEmpty())
  			return;
  
  		int index1 = 0;
  		int index2 = objectString.indexOf('\n');
  		while (index2 != -1) {
              AbstractDrawingObject o = AbstractDrawingObject.instantiate(objectString.substring(index1, index2));
  			if (o != null)
  				add(o);
  			index1 = index2+1;
  			index2 = objectString.indexOf('\n', index1);
  			}
  		}
  
  	public String toString() {
  		StringBuilder objectString = new StringBuilder();
  		for (AbstractDrawingObject abstractDrawingObject : this)
  			objectString.append(abstractDrawingObject.getDescriptor()).append("\n");
  		return objectString.toString();
  		}
  	}
  