teichmann@7040: /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
teichmann@7040:  * Software engineering by Intevation GmbH
teichmann@7040:  *
teichmann@7040:  * This file is Free Software under the GNU AGPL (>=v3)
teichmann@7040:  * and comes with ABSOLUTELY NO WARRANTY! Check out the
teichmann@7040:  * documentation coming with Dive4Elements River for details.
teichmann@7040:  */
teichmann@7040: 
teichmann@7040: package org.dive4elements.river.exports;
teichmann@7040: 
teichmann@7040: import java.util.ArrayList;
teichmann@7040: import java.util.List;
teichmann@7040: 
teichmann@7040: import org.w3c.dom.Element;
teichmann@7040: import org.w3c.dom.NodeList;
teichmann@7040: 
teichmann@7040: import org.dive4elements.river.exports.process.Processor;
teichmann@7040: 
teichmann@7040: import org.apache.log4j.Logger;
teichmann@7040: 
teichmann@7040: public class DiagramAttributes
teichmann@7040: {
teichmann@7040:     private static Logger log = Logger.getLogger(DiagramAttributes.class);
teichmann@7040: 
teichmann@7040:     public class AxisAttributes {
teichmann@7040:         // TODO: More Attributes
teichmann@7040:         private String name;
teichmann@7040: 
teichmann@7040:         public AxisAttributes() {
teichmann@7040:         }
teichmann@7040: 
teichmann@7040:         public AxisAttributes(String name) {
teichmann@7040:             this.name = name;
teichmann@7040:         }
teichmann@7040: 
teichmann@7040:         public String getName() {
teichmann@7040:             return name;
teichmann@7040:         }
teichmann@7040:     } // class AxisAttributes
teichmann@7040: 
teichmann@7040:     public class AxisProcessor {
teichmann@7040:         private Processor processor;
teichmann@7040:         private String axisName;
teichmann@7040: 
teichmann@7040:         public AxisProcessor() {
teichmann@7040:         }
teichmann@7040: 
teichmann@7040:         public AxisProcessor(Processor processor, String axisName) {
teichmann@7040:             this.processor = processor;
teichmann@7040:             this.axisName  = axisName;
teichmann@7040:         }
teichmann@7040: 
teichmann@7040:         public Processor getProcessor() {
teichmann@7040:             return processor;
teichmann@7040:         }
teichmann@7040: 
teichmann@7040:         public getAxisName() {
teichmann@7040:             return axisName;
teichmann@7040:         }
teichmann@7040:     } // class AxisProcessor
teichmann@7040: 
teichmann@7040:     private List<AxisAttributes> axesAttrs;
teichmann@7040:     private List<AxisProcessor> axesProcessors;
teichmann@7040: 
teichmann@7040:     public DiagramAttributes() {
teichmann@7040:         axesAttrs      = new ArrayList<AxisAttributes>(5);
teichmann@7040:         axesProcessors = new ArrayList<AxisProcessor>(5);
teichmann@7040:     }
teichmann@7040: 
teichmann@7040:     public DiagramAttributes(Element config) {
teichmann@7040:         this();
teichmann@7040:         parseAxis(config);
teichmann@7040:         parseProcessors(config);
teichmann@7040:     }
teichmann@7040: 
teichmann@7040:     private void parseAxis(Element config) {
teichmann@7040:         NodeList axisNodes = config.getElementsByTagName("axis");
teichmann@7040: 
teichmann@7040:         for (int i = 0, N = axisNodes.getLength(); i < N; ++i) {
teichmann@7040:             Element axisElement = (Element)axisNodes.item(i);
teichmann@7040:             String name = axisElement.getAttribute("name").trim();
teichmann@7040:             if (!name.isEmpty()) {
teichmann@7040:                 axesAttrs.add(new AxisAttributes(name));
teichmann@7040:             }
teichmann@7040:         }
teichmann@7040:     }
teichmann@7040: 
teichmann@7040:     public List<AxisProcessor> getAxesProcessors() {
teichmann@7040:         return axesProcessors;
teichmann@7040:     }
teichmann@7040: 
teichmann@7040:     private void parseProcessors(Element config) {
teichmann@7040:         NodeList processorNodes = config.getElementsByTagName("processor");
teichmann@7040: 
teichmann@7040:         for (int i = 0, N = processorNodes.getLength(); i < N; ++i) {
teichmann@7040:             Element processorElement = (Element)processorNodes.item(i);
teichmann@7040:             String className = processorElement.getAttribute("class").trim();
teichmann@7040:             String axisName = processorElement.getAttribute("axis").trim();
teichmann@7040:             if (className.isEmpty() || axisName.isEmpty()) {
teichmann@7040:                 continue;
teichmann@7040:             }
teichmann@7040: 
teichmann@7040:             try {
teichmann@7040:                 Processor processor =
teichmann@7040:                     (Processor)Class.forName(className).newInstance();
teichmann@7040:                 axesProcessors.add(new AxisProcessor(processor, axisName));
teichmann@7040:             }
teichmann@7040:             catch (ClassNotFoundException cnfe) {
teichmann@7040:                 log.error(cnfe, cnfe);
teichmann@7040:             }
teichmann@7040:             catch (InstantiationException ie) {
teichmann@7040:                 log.error(ie, ie);
teichmann@7040:             }
teichmann@7040:             catch (IllegalAccessException ia) {
teichmann@7040:                 log.error(ia, ia);
teichmann@7040:             }
teichmann@7040:             catch (ClassCastException cce) {
teichmann@7040:                 log.error(cce, cce);
teichmann@7040:             }
teichmann@7040:         }
teichmann@7040:     }
teichmann@7040: }
teichmann@7040: // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :