import java.awt.*;import java.applet.*;import java.net.URL;import java.util.*;import java.io.InputStream;import graph.*;/*****************************************************************************    Applet graph**                                              Version 1.0   January 1996******************************************************************************    Copyright (C) 1996 Leigh Brookshaw****    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.****    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 General Public License for more details.****    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., 675 Mass Ave, Cambridge, MA 02139, USA.******************************************************************************    This applet uses the BuildGraph class to construct a plot from**    description file. This applet is general enough to be used for**    many sorts of plots.***************************************************************************/public class graph extends Applet {      BuildGraph build;      InputStream in;      URL url;      Graph2D graph;      TextLine title;      Label label = new Label();      public void init() {        setLayout( new BorderLayout() );        String data  = getParameter("DATA");        try {              url = new URL(getDocumentBase(),data);	    }        catch(Exception e) {              System.out.println("Failed to construct URL from data name");              showStatus("Applet: Failed to construct URL from data name");              return;	    }        try {              in = url.openStream();	    }        catch(Exception e) {              System.out.println("Failed to open Data Stream");              showStatus("Applet: Failed to open Data Stream");              return;	    }                build = new BuildGraph(in,this);        showStatus("Applet: Started building graph!");        build.parse();        graph = (Graph2D)(build.getGraph());        if(graph != null) add("Center",graph);        title = build.getGraphTitle();        if(title != null && !title.isNull()) {              label.setText(title.getText());              label.setAlignment(Label.CENTER);              if( title.getFont() != null ) {                 label.setFont(title.getFont());	       }              if( title.getColor() != null ) {                 label.setForeground(title.getColor());	       }              add("North",label);	}      }}