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java.lang.Object org.springframework.binding.expression.support.NullParserContext
public final class NullParserContext
A null object implementation of ParserContext. Mainly used internally by expression parser implementations when
null
is passed in as a parser context value.
Field Summary | |
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static ParserContext |
INSTANCE
The null parser context object instance; a singleton. |
Method Summary | |
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java.lang.Class<?> |
getEvaluationContextType()
Returns the type of context object the parsed expression will evaluate in. |
java.lang.Class<?> |
getExpectedEvaluationResultType()
Returns the expected type of object returned from evaluating the parsed expression. |
ExpressionVariable[] |
getExpressionVariables()
Returns additional expression variables or aliases that can be referenced during expression evaluation. |
boolean |
isTemplate()
Whether or not the expression being parsed is a template. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final ParserContext INSTANCE
Method Detail |
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public java.lang.Class<?> getEvaluationContextType()
ParserContext
getEvaluationContextType
in interface ParserContext
public java.lang.Class<?> getExpectedEvaluationResultType()
ParserContext
getExpectedEvaluationResultType
in interface ParserContext
public ExpressionVariable[] getExpressionVariables()
ParserContext
getExpressionVariables
in interface ParserContext
public boolean isTemplate()
ParserContext
Some literal text Hello #{name.firstName}! #{3 + 4}
isTemplate
in interface ParserContext
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