public class ConstantFactory extends java.lang.Object implements Factory, java.io.Serializable
No check is made that the object is immutable. In general, only immutable objects should use the constant factory. Mutable objects should use the prototype factory.
Modifier and Type | Field and Description |
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private java.lang.Object |
iConstant
The closures to call in turn
|
static Factory |
NULL_INSTANCE
Returns null each time
|
private static long |
serialVersionUID
Serial version UID
|
Constructor and Description |
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ConstantFactory(java.lang.Object constantToReturn)
Constructor that performs no validation.
|
Modifier and Type | Method and Description |
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java.lang.Object |
create()
Always return constant.
|
java.lang.Object |
getConstant()
Gets the constant.
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static Factory |
getInstance(java.lang.Object constantToReturn)
Factory method that performs validation.
|
private static final long serialVersionUID
public static final Factory NULL_INSTANCE
private final java.lang.Object iConstant
public ConstantFactory(java.lang.Object constantToReturn)
getInstance
if you want that.constantToReturn
- the constant to return each timepublic static Factory getInstance(java.lang.Object constantToReturn)
constantToReturn
- the constant object to return each time in the factoryconstant
factory.public java.lang.Object create()
public java.lang.Object getConstant()