Class IsNullExpression
- java.lang.Object
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- org.pentaho.reporting.engine.classic.core.function.AbstractExpression
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- org.pentaho.reporting.engine.classic.core.function.IsNullExpression
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- All Implemented Interfaces:
Serializable
,Cloneable
,Expression
public class IsNullExpression extends AbstractExpression
Deprecated.Use a Formula InsteadChecks whether a field contains a NULL value.- Author:
- Thomas Morgner
- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description IsNullExpression()
Deprecated.Default constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method Description String
getField()
Deprecated.Returns the name of the field from where to read the value.Object
getValue()
Deprecated.Return the current expression value.void
setField(String field)
Deprecated.Defines the name of the field from where to read the value.-
Methods inherited from class org.pentaho.reporting.engine.classic.core.function.AbstractExpression
clone, getDataRow, getDependencyLevel, getInstance, getName, getReportConfiguration, getResourceBundleFactory, getRuntime, isActive, isDeepTraversing, isPreserve, setActive, setDependencyLevel, setName, setPreserve, setRuntime
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Method Detail
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getField
public String getField()
Deprecated.Returns the name of the field from where to read the value.- Returns:
- the field.
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setField
public void setField(String field)
Deprecated.Defines the name of the field from where to read the value.- Parameters:
field
- the field.
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getValue
public Object getValue()
Deprecated.Return the current expression value.The value depends (obviously) on the expression implementation.
- Returns:
- the value of the function.
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