first commit

hrmsEjb/net/sf/jasperreports/engine/fill/JRBigDecimalCountIncrementer.java

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+package net.sf.jasperreports.engine.fill;
+
+import java.math.BigDecimal;
+
+class JRBigDecimalCountIncrementer extends JRAbstractExtendedIncrementer {
+  private static JRBigDecimalCountIncrementer mainInstance = new JRBigDecimalCountIncrementer();
+  
+  public static JRBigDecimalCountIncrementer getInstance() {
+    return mainInstance;
+  }
+  
+  public Object increment(JRCalculable variable, Object expressionValue, AbstractValueProvider valueProvider) {
+    BigDecimal value = (BigDecimal)variable.getIncrementedValue();
+    if (value == null || variable.isInitialized())
+      value = JRBigDecimalIncrementerFactory.ZERO; 
+    if (expressionValue == null)
+      return value; 
+    return value.add(JRBigDecimalIncrementerFactory.ONE);
+  }
+  
+  public Object combine(JRCalculable calculable, JRCalculable calculableValue, AbstractValueProvider valueProvider) {
+    BigDecimal value = (BigDecimal)calculable.getIncrementedValue();
+    BigDecimal combineValue = (BigDecimal)calculableValue.getValue();
+    if (value == null || calculable.isInitialized())
+      value = JRBigDecimalIncrementerFactory.ZERO; 
+    if (combineValue == null)
+      return value; 
+    return value.add(combineValue);
+  }
+  
+  public Object initialValue() {
+    return JRBigDecimalIncrementerFactory.ZERO;
+  }
+}