Package net.sf.jasperreports.engine.base

Class JRBaseBand

java.lang.Object

net.sf.jasperreports.engine.base.JRBaseElementGroup

net.sf.jasperreports.engine.base.JRBaseBand

All Implemented Interfaces:

Serializable, Cloneable, JRChangeEventsSupport, JRBand, JRChild, JRCloneable, JRElementGroup, JRPropertiesHolder, JRVisitable

public class JRBaseBand
extends JRBaseElementGroup
implements JRBand, JRChangeEventsSupport

Used for implementing band functionality. A report can contain the following bands: background, title, summary, page header, page footer, last page footer, column header and column footer.

Author:

Teodor Danciu (teodord@users.sourceforge.net)

See Also:

• JRBaseSection
• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected int	height
protected JRExpression	printWhenExpression
static final String	PROPERTY_splitType
protected List<ExpressionReturnValue>	returnValues
protected SplitTypeEnum	splitType

Fields inherited from class net.sf.jasperreports.engine.base.JRBaseElementGroup

children, elementGroup

Fields inherited from interface net.sf.jasperreports.engine.JRBand

PROPERTY_SPLIT_TYPE

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	JRBaseBand(JRBand band, JRBaseObjectFactory factory)

Method Summary

Modifier and Type	Method	Description
Object	clone()
JRPropertyChangeSupport	getEventSupport()	Returns the property change support object for this instance.
int	getHeight()
JRPropertiesHolder	getParentProperties()	Returns the parent properties holder, whose properties are used as defaults for this object.
JRExpression	getPrintWhenExpression()	Returns the boolean expression that specifies if the band will be displayed.
JRPropertiesMap	getPropertiesMap()	Returns this object's properties map.
List<ExpressionReturnValue>	getReturnValues()	Returns the list of values to increment report variables with.
SplitTypeEnum	getSplitType()	Specifies the band split behavior.
boolean	hasProperties()	Checks whether the object has any properties.
void	setSplitType(SplitTypeEnum splitType)

Methods inherited from class net.sf.jasperreports.engine.base.JRBaseElementGroup

clone, getChildren, getElementByKey, getElementByKey, getElementGroup, getElements, getElements, visit

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.sf.jasperreports.engine.JRChild

clone

Methods inherited from interface net.sf.jasperreports.engine.JRElementGroup

getChildren, getElementByKey, getElementGroup, getElements

Methods inherited from interface net.sf.jasperreports.engine.JRVisitable

visit

Field Details

PROPERTY_splitType

public static final String PROPERTY_splitType

See Also:

• Constant Field Values

height

protected int height

splitType

protected SplitTypeEnum splitType

printWhenExpression

protected JRExpression printWhenExpression

returnValues

protected List<ExpressionReturnValue> returnValues

Constructor Details

JRBaseBand

protected JRBaseBand(JRBand band,
 JRBaseObjectFactory factory)

Method Details

getHeight

public int getHeight()

Specified by:

getHeight in interface JRBand

getSplitType

public SplitTypeEnum getSplitType()

Description copied from interface: JRBand

Specifies the band split behavior.

Specified by:

getSplitType in interface JRBand

setSplitType

public void setSplitType(SplitTypeEnum splitType)

Specified by:

setSplitType in interface JRBand

getPrintWhenExpression

public JRExpression getPrintWhenExpression()

Description copied from interface: JRBand

Returns the boolean expression that specifies if the band will be displayed.

Specified by:

getPrintWhenExpression in interface JRBand

getReturnValues

public List<ExpressionReturnValue> getReturnValues()

Description copied from interface: JRBand

Returns the list of values to increment report variables with.

Specified by:

getReturnValues in interface JRBand

Returns:

the list of returned values.

clone

public Object clone()

Specified by:

clone in interface JRCloneable

Overrides:

clone in class JRBaseElementGroup

getEventSupport

public JRPropertyChangeSupport getEventSupport()

Description copied from interface: JRChangeEventsSupport

Returns the property change support object for this instance.

Specified by:

getEventSupport in interface JRChangeEventsSupport

Returns:

the property change support object for this instance

hasProperties

public boolean hasProperties()

Description copied from interface: JRPropertiesHolder

Checks whether the object has any properties.

Specified by:

hasProperties in interface JRPropertiesHolder

Returns:

whether the object has any properties

getPropertiesMap

public JRPropertiesMap getPropertiesMap()

Description copied from interface: JRPropertiesHolder

Returns this object's properties map.

Specified by:

getPropertiesMap in interface JRPropertiesHolder

Returns:

this object's properties map

getParentProperties

public JRPropertiesHolder getParentProperties()

Description copied from interface: JRPropertiesHolder

Returns the parent properties holder, whose properties are used as defaults for this object.

Specified by:

getParentProperties in interface JRPropertiesHolder

Returns:

the parent properties holder, or null if no parent