Class NullValueImpl
- java.lang.Object
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- org.camunda.bpm.engine.variable.impl.value.NullValueImpl
 
 
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- All Implemented Interfaces:
 Serializable,TypedValue
public class NullValueImpl extends Object implements TypedValue
Untyped Null- Author:
 - Daniel Meyer
 - See Also:
 - Serialized Form
 
 
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Field Summary
Fields Modifier and Type Field Description static NullValueImplINSTANCEstatic NullValueImplINSTANCE_TRANSIENT 
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description ValueTypegetType()The type of the value.ObjectgetValue()The actual value.booleanisTransient()Indicator for transience of the valueStringtoString() 
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Field Detail
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INSTANCE
public static final NullValueImpl INSTANCE
 
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INSTANCE_TRANSIENT
public static final NullValueImpl INSTANCE_TRANSIENT
 
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Method Detail
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getValue
public Object getValue()
Description copied from interface:TypedValueThe actual value. May be null in case the value is null.- Specified by:
 getValuein interfaceTypedValue- Returns:
 - the value
 
 
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getType
public ValueType getType()
Description copied from interface:TypedValueThe type of the value. See ValueType for a list of built-in ValueTypes.- Specified by:
 getTypein interfaceTypedValue- Returns:
 - the type of the value.
 
 
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isTransient
public boolean isTransient()
Description copied from interface:TypedValueIndicator for transience of the value- Specified by:
 isTransientin interfaceTypedValue- Returns:
 - isTransient
 
 
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