Author: [log in to unmask]
Date: Mon Mar  9 02:13:54 2015
New Revision: 2372

Log:
Handler for DAQ map events.  This is used when an SVT DAQ map is parsed and loaded into the conditions database.

Added:
    java/trunk/conditions/src/main/java/org/hps/conditions/svt/DaqMapHandler.java   (with props)

Added: java/trunk/conditions/src/main/java/org/hps/conditions/svt/DaqMapHandler.java
 =============================================================================
--- java/trunk/conditions/src/main/java/org/hps/conditions/svt/DaqMapHandler.java	(added)
+++ java/trunk/conditions/src/main/java/org/hps/conditions/svt/DaqMapHandler.java	Mon Mar  9 02:13:54 2015
@@ -0,0 +1,116 @@
+package org.hps.conditions.svt;
+
+import org.xml.sax.helpers.DefaultHandler;
+import org.xml.sax.Attributes;
+import org.xml.sax.SAXException;
+
+import org.hps.conditions.svt.SvtDaqMapping.SvtDaqMappingCollection;
+
+/**
+ *  Handler for DAQ map events.
+ * 
+ *  @author Omar Moreno <[log in to unmask]>
+ */
+public class DaqMapHandler extends DefaultHandler {
+    
+    // Collection of DAQ map objects
+    private SvtDaqMappingCollection daqMap = new SvtDaqMappingCollection();
+ 
+    // An SVT DAQ map object 
+    private SvtDaqMapping daqMapping = null;
+    
+    String content;
+    
+    // FEB ID (0-9)
+    int febID = 0;
+    // Hybrid ID (0-3)
+    int hybridID = 0;
+    
+    /**
+     *  Default Constructor
+     */
+    public DaqMapHandler() { 
+    }
+    
+    /**
+     *  Method that is triggered when the start tag is encountered.
+     * 
+     *  @param uri : The Namespace URI.
+     *  @param locaName : The local name (without prefix).
+     *  @param qName : The qualified name (with prefix).
+     *  @param attributes :The attributes attached to the element.  
+     *  @throws Any SAX exception, possibly wrapping another exception. 
+     */
+    @Override
+    public void startElement(String uri, String localName, String qName,
+            Attributes attributes) throws SAXException {
+    
+        switch (qName) {
+            case "Feb":
+                febID = Integer.parseInt(attributes.getValue("id"));
+                System.out.println("FEB ID: " + febID);
+                break;
+            case "Hybrid":
+                hybridID = Integer.parseInt(attributes.getValue("id"));
+                System.out.println("Hybrid ID: " + hybridID);
+                daqMapping = new SvtDaqMapping(febID, hybridID); 
+                break;
+        }
+    }
+    
+    /**
+     *  Method that is triggered when the end of a tag is encountered. 
+     *
+     *  @param uri : The Namespace URI.
+     *  @param locaName : The local name (without prefix).
+     *  @param qName : The qualified name (with prefix).
+     *  @throws Any SAX exception, possibly wrapping another exception. 
+     */
+    @Override
+    public void endElement(String uri, String localName, String qName)
+            throws SAXException { 
+        
+        switch (qName) {
+            case "Hybrid":
+                daqMap.add(daqMapping);
+                break; 
+            case "Half":
+                daqMapping.setSvtHalf(content);
+                break;
+            case "Layer": 
+                daqMapping.setLayerNumber(Integer.parseInt(content));
+                break;
+            case "Side": 
+                daqMapping.setSide(content);
+                break;
+            case "Orientation":
+                daqMapping.setOrientation(content);
+                break;
+        }
+    }
+    
+   /**
+    * Method called to extract character data inside of an element.
+    * 
+    * @param ch : The characters.
+    * @param start : The start position in the character array.
+    * @param length : The number of characters to use from the character array.
+    * @throws Any SAX exception, possibly wrapping another exception. 
+    */
+   @Override
+   public void characters(char[] ch, int start, int length)
+       throws SAXException { 
+       content = String.copyValueOf(ch, start, length).trim();
+   }
+   
+    /**
+     *  Get the collection of {@link SvtDaqMappingCollection}s built from 
+     *  parsing the XML input file.
+     *  
+     *   @return The collection of {@link SvtDaqMappingCollection}s
+     */
+    public SvtDaqMappingCollection getDaqMap() { 
+        return daqMap;
+    }
+
+}