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java.lang.Object org.springframework.binding.expression.support.LiteralExpression
public class LiteralExpression
Constructor Summary | |
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LiteralExpression(java.lang.String literal)
Create a literal expression for the given literal. |
Method Summary | |
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boolean |
equals(java.lang.Object o)
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java.lang.String |
getExpressionString()
Returns the original string used to create this expression, unmodified. |
java.lang.Object |
getValue(java.lang.Object context)
Evaluate this expression in the provided context and return the result of evaluation. |
java.lang.Class<?> |
getValueType(java.lang.Object context)
Returns the most general type that can be passed to the Expression.setValue(Object, Object) method for the given
context. |
int |
hashCode()
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void |
setValue(java.lang.Object context,
java.lang.Object value)
Set this expression in the provided context to the value provided. |
java.lang.String |
toString()
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Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public LiteralExpression(java.lang.String literal)
literal
- the literalMethod Detail |
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public int hashCode()
hashCode
in class java.lang.Object
public boolean equals(java.lang.Object o)
equals
in class java.lang.Object
public java.lang.Object getValue(java.lang.Object context) throws EvaluationException
Expression
getValue
in interface Expression
context
- the context to evaluate this expression in
EvaluationException
- an exception occurred during expression evaluationpublic void setValue(java.lang.Object context, java.lang.Object value) throws EvaluationException
Expression
setValue
in interface Expression
context
- the context on which the new value should be setvalue
- the new value to set
EvaluationException
- an exception occurred during expression evaluationpublic java.lang.Class<?> getValueType(java.lang.Object context)
Expression
Expression.setValue(Object, Object)
method for the given
context.
getValueType
in interface Expression
context
- the context to evaluate
null
if the type
information cannot be determinedpublic java.lang.String getExpressionString()
Expression
getExpressionString
in interface Expression
public java.lang.String toString()
toString
in class java.lang.Object
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