22 lines
765 B
Java
22 lines
765 B
Java
package net.sf.jasperreports.engine.fill;
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class JRComparableLowestIncrementer extends JRAbstractExtendedIncrementer {
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private static JRComparableLowestIncrementer mainInstance = new JRComparableLowestIncrementer();
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public static JRComparableLowestIncrementer getInstance() {
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return mainInstance;
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}
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public Object increment(JRCalculable variable, Object expressionValue, AbstractValueProvider valueProvider) {
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Comparable value = (Comparable)variable.getIncrementedValue();
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Comparable newValue = (Comparable)expressionValue;
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if (value != null && !variable.isInitialized() && (newValue == null || value.compareTo(newValue) < 0))
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newValue = value;
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return newValue;
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}
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public Object initialValue() {
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return null;
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}
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}
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