Package de.intarsys.tools.valueholder
Class NullValueHolder
- java.lang.Object
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- de.intarsys.tools.valueholder.NullValueHolder
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- All Implemented Interfaces:
IValueHolder
public class NullValueHolder extends java.lang.Object implements IValueHolder
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Constructor Summary
Constructors Constructor Description NullValueHolder()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.Object
get()
Dereference theIValueHolder
.java.lang.Object
set(java.lang.Object newValue)
Assign a new value.
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Method Detail
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get
public java.lang.Object get()
Description copied from interface:IValueHolder
Dereference theIValueHolder
.- Specified by:
get
in interfaceIValueHolder
- Returns:
- The referenced object.
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set
public java.lang.Object set(java.lang.Object newValue)
Description copied from interface:IValueHolder
Assign a new value.- Specified by:
set
in interfaceIValueHolder
- Returns:
- The previous value (optional)
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