=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/expression/Expression.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/expression/Expression.java	2012-09-22 17:46:17 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/expression/Expression.java	2012-09-23 07:25:57 +0000
@@ -111,15 +111,6 @@
     private Set<DataElementCategoryOptionCombo> optionCombosInExpression = new HashSet<DataElementCategoryOptionCombo>();
 
     // -------------------------------------------------------------------------
-    // Transient properties
-    // -------------------------------------------------------------------------
-
-    /**
-     * Set on-the-fly with exploded data element totals.
-     */
-    private transient String explodedExpression;
-    
-    // -------------------------------------------------------------------------
     // Constructors
     // -------------------------------------------------------------------------
 
@@ -302,14 +293,4 @@
     {
         this.nullIfBlank = nullIfBlank;
     }
-
-    public String getExplodedExpression()
-    {
-        return explodedExpression;
-    }
-
-    public void setExplodedExpression( String explodedExpression )
-    {
-        this.explodedExpression = explodedExpression;
-    }
 }

=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/expression/ExpressionService.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/expression/ExpressionService.java	2012-09-22 21:59:39 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/expression/ExpressionService.java	2012-09-23 07:25:57 +0000
@@ -35,7 +35,6 @@
 import org.hisp.dhis.dataelement.DataElementCategoryOptionCombo;
 import org.hisp.dhis.dataelement.DataElementOperand;
 import org.hisp.dhis.indicator.Indicator;
-import org.hisp.dhis.validation.ValidationRule;
 
 /**
  * Interface for ExpressionService. Defines service functionality for
@@ -64,7 +63,6 @@
     final String OPERAND_EXPRESSION = "\\[\\d+?.*?\\]";
     final String DAYS_EXPRESSION = "[days]";
     final String CONSTANT_EXPRESSION = "\\[C(\\d+?)\\]";
-    final String COMPULSORY_PAIR_EXPRESSION = "[Compulsory]";
     
     /**
      * Adds a new Expression to the database.
@@ -203,14 +201,6 @@
     void explodeAndSubstituteExpressions( Collection<Indicator> indicators, Integer days );
     
     /**
-     * Populates the explodedExpression property on the Expression objects of all
-     * ValidationRules in the given collection.
-     * 
-     * @param validationRules the collection of ValidationRules.
-     */
-    void explodeExpressions( Collection<ValidationRule> validationRules );
-    
-    /**
      * Replaces references to data element totals with references to all
      * category option combos in the category combo for that data element.
      * 

=== modified file 'dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/expression/DefaultExpressionService.java'
--- dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/expression/DefaultExpressionService.java	2012-09-22 17:46:17 +0000
+++ dhis-2/dhis-services/dhis-service-core/src/main/java/org/hisp/dhis/expression/DefaultExpressionService.java	2012-09-23 07:25:57 +0000
@@ -55,7 +55,6 @@
 import org.hisp.dhis.dataelement.DataElementService;
 import org.hisp.dhis.indicator.Indicator;
 import org.hisp.dhis.system.util.MathUtils;
-import org.hisp.dhis.validation.ValidationRule;
 import org.springframework.transaction.annotation.Transactional;
 
 /**
@@ -454,19 +453,7 @@
             }     
         }
     }
-    
-    public void explodeExpressions( Collection<ValidationRule> validationRules )
-    {
-        if ( validationRules != null && !validationRules.isEmpty() )
-        {
-            for ( ValidationRule rule : validationRules )
-            {
-                rule.getLeftSide().setExplodedExpression( explodeExpression( rule.getLeftSide().getExpression() ) );
-                rule.getRightSide().setExplodedExpression( explodeExpression( rule.getRightSide().getExpression() ) );
-            }
-        }
-    }
-    
+        
     private String explodeExpression( String expression, Map<Integer, Set<Integer>> dataElementMap )
     {
         StringBuffer buffer = null;