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Java Source Code / Java Documentation » Report » jasperreports 2.0.1 » net.sf.jasperreports.engine.fill   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    net.sf.jasperreports.engine.fill.JRCalculator JRCalculator public class JRCalculator implements JRFillExpressionEvaluator(Code) author:    Teodor Danciu (teodord@users.sourceforge.net) version:    $Id: JRCalculator.java 1470 2006-11-08 16:07:35Z teodord $ Field Summary protected  JRFillElementDataset[] datasets      protected  Map fldsm      protected  JRFillGroup[] groups      protected  Map parsm      protected  JRFillVariable[] variables      protected  Map varsm      Constructor Summary protected   JRCalculator(JREvaluator evaluator)      Creates a calculator using an expression evaluator. Method Summary public  void calculateVariables()      public  void estimateGroupRuptures()      Determines group breaks based on estimated report values. public  void estimateVariables()      public  Object evaluate(JRExpression expression, byte evaluationType)      public  Object evaluate(JRExpression expression)      public  Object evaluateEstimated(JRExpression expression)      public  Object evaluateOld(JRExpression expression)      public  JRFillVariable getColumnNumber()      public  JRFillVariable getPageNumber()      protected  void init(JRFillDataset dataset)      Initializes the calculator. public  void initializeVariables(byte resetType)      Field Detail datasets protected JRFillElementDataset[] datasets(Code) fldsm protected Map fldsm(Code) groups protected JRFillGroup[] groups(Code) parsm protected Map parsm(Code) variables protected JRFillVariable[] variables(Code) varsm protected Map varsm(Code) Constructor Detail JRCalculator protected JRCalculator(JREvaluator evaluator)(Code) Creates a calculator using an expression evaluator. Parameters:   evaluator - the expression evaluator Method Detail calculateVariables public void calculateVariables() throws JRException(Code) estimateGroupRuptures public void estimateGroupRuptures() throws JRException(Code) Determines group breaks based on estimated report values. JRCalculator.estimateVariables() estimateVariables() needs to be called prior to this method. throws:   JRException - estimateVariables public void estimateVariables() throws JRException(Code) evaluate public Object evaluate(JRExpression expression, byte evaluationType) throws JRException(Code) evaluate public Object evaluate(JRExpression expression) throws JRExpressionEvalException(Code) evaluateEstimated public Object evaluateEstimated(JRExpression expression) throws JRExpressionEvalException(Code) evaluateOld public Object evaluateOld(JRExpression expression) throws JRExpressionEvalException(Code) getColumnNumber public JRFillVariable getColumnNumber()(Code) getPageNumber public JRFillVariable getPageNumber()(Code) init protected void init(JRFillDataset dataset) throws JRException(Code) Initializes the calculator. Parameters:   dataset - the dataset this calculator is used for throws:   JRException - initializeVariables public void initializeVariables(byte resetType) throws JRException(Code) Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)