27 lines
867 B
Java
27 lines
867 B
Java
package net.sf.jasperreports.engine.fill;
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class JRFloatSumIncrementer extends JRAbstractExtendedIncrementer {
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private static JRFloatSumIncrementer mainInstance = new JRFloatSumIncrementer();
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public static JRFloatSumIncrementer 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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Number value = (Number)variable.getIncrementedValue();
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Number newValue = (Number)expressionValue;
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if (newValue == null) {
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if (variable.isInitialized())
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return null;
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return value;
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}
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if (value == null || variable.isInitialized())
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value = JRFloatIncrementerFactory.ZERO;
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return new Float(value.floatValue() + newValue.floatValue());
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}
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public Object initialValue() {
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return JRFloatIncrementerFactory.ZERO;
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}
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}
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