diff -u -r1.13 -r1.14
--- SiSensor.java	28 Aug 2007 22:08:22 -0000	1.13
+++ SiSensor.java	25 Sep 2007 23:42:24 -0000	1.14
@@ -22,11 +22,11 @@

 import org.lcsim.detector.IDetectorElement;
 import org.lcsim.detector.converter.compact.DeDetector;
 import org.lcsim.detector.converter.compact.DeSubdetector;

+import org.lcsim.detector.identifier.ExpandedIdentifier;

 import org.lcsim.detector.identifier.IExpandedIdentifier;
 import org.lcsim.detector.identifier.IIdentifier;

+import org.lcsim.detector.identifier.IIdentifierDictionary;

 import org.lcsim.detector.identifier.IIdentifierHelper;

-import org.lcsim.detector.identifier.IIdentifierDictionary.FieldNotFoundException;
-import org.lcsim.detector.identifier.IIdentifierDictionary.InvalidIndexException;

 import org.lcsim.detector.solids.Box;
 
 /**

@@ -323,16 +323,23 @@

     {
     	try {
     		IIdentifierHelper helper = getIdentifierHelper();

-    		IExpandedIdentifier id = null;
-    		helper.unpack( getIdentifier(), 0, helper.getIdentifierDictionary().getFieldIndex("side") - 1);
-    		id.addValue(sideNumber);
-    		id.addValue(stripNumber);    	

+    		IIdentifierDictionary dict = helper.getIdentifierDictionary();
+    		
+    		IExpandedIdentifier id = new ExpandedIdentifier(getExpandedIdentifier());
+    		
+    		int sideIndex = dict.getFieldIndex("side");
+    		int stripIndex = dict.getFieldIndex("strip");
+    		
+    		id.setValue(sideIndex, sideNumber);
+    		id.setValue(stripIndex, stripNumber);
+    		   	
+    		System.out.println("stripid: " + id.toString());
+    		

     		return helper.pack( id );
     	}
     	catch (Exception x)
     	{
     		throw new RuntimeException(x);
     	}

-    }
-    
-}

+    }    
+}

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