net.sf.jasperreports.engine.component
Interface FillContext

All Superinterfaces:

JRFillExpressionEvaluator

All Known Implementing Classes:

JRFillComponentElement

public interface FillContext
extends JRFillExpressionEvaluator

A fill context provides access to data and functionality related to a report component fill.

Version:

$Id: FillContext.java 3775 2010-05-03 12:11:56Z teodord $

Author:

Lucian Chirita ([email protected])

Method Summary

java.lang.Object	evaluate(JRExpression expression, byte evaluation) Evaluates an expression in the main report dataset.
JRComponentElement	getComponentElement() Returns the component element that wraps the component.
JRDefaultStyleProvider	getDefaultStyleProvider() Returns the default style provider for the generated report.
JROrigin	getElementOrigin() Returns the origin of the current component element.
int	getElementPrintY() Returns the position on the vertical axis where the component element starts printing.
JRStyle	getElementStyle() Returns the current style of the component element.
JRBaseFiller	getFiller() Returns the filler object.
java.util.Locale	getReportLocale() Returns the locale used to fill the current report.
java.util.ResourceBundle	getReportResourceBundle() Returns the resource bundle used for the current report.
java.util.TimeZone	getReportTimezone() Returns the time zone used to fill the current report.
void	registerDelayedEvaluation(JRPrintElement printElement, EvaluationTimeEnum evaluationTime, java.lang.String evaluationGroup) Registers a delayed evaluation for a print element.

Method Detail

getComponentElement

JRComponentElement getComponentElement()

Returns the component element that wraps the component.

Returns:

the current component element

evaluate

java.lang.Object evaluate(JRExpression expression,
                          byte evaluation)
                          throws JRException

Evaluates an expression in the main report dataset.

Specified by:

evaluate in interface JRFillExpressionEvaluator

Parameters:

expression - the expression to evaluate

evaluation - the evaluation type; usually directly passed from FillComponent.evaluate(byte)

Returns:

the result of the evaluation

Throws:

JRException

getDefaultStyleProvider

JRDefaultStyleProvider getDefaultStyleProvider()

Returns the default style provider for the generated report.

Returns:

the default style provider of the generated report

getElementOrigin

JROrigin getElementOrigin()

Returns the origin of the current component element.

Returns:

the origin of the component element

getElementPrintY

int getElementPrintY()

Returns the position on the vertical axis where the component element starts printing.

Returns:

the position on the vertical axis of the component element

getElementStyle

JRStyle getElementStyle()

Returns the current style of the component element.

Returns:

the current style of the component element

registerDelayedEvaluation

void registerDelayedEvaluation(JRPrintElement printElement,
                               EvaluationTimeEnum evaluationTime,
                               java.lang.String evaluationGroup)

Registers a delayed evaluation for a print element.

Parameters:

printElement - the print element

evaluationTime - the delayed evaluation time; one of

• JRExpression.EVALUATION_TIME_BAND
• JRExpression.EVALUATION_TIME_COLUMN
• JRExpression.EVALUATION_TIME_PAGE
• JRExpression.EVALUATION_TIME_GROUP
• JRExpression.EVALUATION_TIME_REPORT

evaluationGroup - the evaluation group name, if evaluationTime is JRExpression.EVALUATION_TIME_GROUP

See Also:

FillComponent.evaluateDelayedElement(JRPrintElement, byte)

getReportResourceBundle

java.util.ResourceBundle getReportResourceBundle()

Returns the resource bundle used for the current report.

Returns:

the report resource bundle

See Also:

JRReport.getResourceBundle(), JRParameter.REPORT_RESOURCE_BUNDLE

getReportLocale

java.util.Locale getReportLocale()

Returns the locale used to fill the current report.

Returns:

the report locale

See Also:

JRParameter.REPORT_LOCALE

getReportTimezone

java.util.TimeZone getReportTimezone()

Returns the time zone used to fill the current report.

Returns:

the report time zone

See Also:

JRParameter.REPORT_TIME_ZONE

getFiller

JRBaseFiller getFiller()

Returns the filler object.

Returns:

the filler object