public class StringExpression extends Object implements Expression
StringExpression
returns the current context object as a string.
Constructor and Description |
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StringExpression()
Base constructor.
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Modifier and Type | Method and Description |
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Object |
evaluate(Context context)
Return the context bean as a string
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static StringExpression |
getInstance()
Gets the singleton
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String |
toString()
Returns something useful for logging.
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void |
update(Context context,
String newValue)
Do nothing
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public StringExpression()
public static StringExpression getInstance()
StringExpression
instancepublic Object evaluate(Context context)
evaluate
in interface Expression
context
- evaluate expression against this contexttoString()
representation of the context beanpublic void update(Context context, String newValue)
update
in interface Expression
context
- update this Context
newValue
- the new value for this expressionExpression
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