Package org.apache.jasper.el
Class JspMethodExpression
- java.lang.Object
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- jakarta.el.Expression
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- jakarta.el.MethodExpression
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- org.apache.jasper.el.JspMethodExpression
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- All Implemented Interfaces:
Externalizable,Serializable
public final class JspMethodExpression extends MethodExpression implements Externalizable
- See Also:
- Serialized Form
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Constructor Summary
Constructors Constructor Description JspMethodExpression()JspMethodExpression(String mark, MethodExpression target)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description booleanequals(Object obj)StringgetExpressionString()MethodInfogetMethodInfo(ELContext context)inthashCode()Objectinvoke(ELContext context, Object[] params)booleanisLiteralText()booleanisParametersProvided()voidreadExternal(ObjectInput in)voidwriteExternal(ObjectOutput out)-
Methods inherited from class jakarta.el.MethodExpression
isParmetersProvided
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Constructor Detail
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JspMethodExpression
public JspMethodExpression()
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JspMethodExpression
public JspMethodExpression(String mark, MethodExpression target)
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Method Detail
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getMethodInfo
public MethodInfo getMethodInfo(ELContext context) throws NullPointerException, PropertyNotFoundException, MethodNotFoundException, ELException
- Specified by:
getMethodInfoin classMethodExpression- Parameters:
context- The EL context for this evaluation- Returns:
- Information about the method that this expression resolves to
- Throws:
NullPointerException- If the supplied context isnullPropertyNotFoundException- If a property/variable resolution failed because no match was found or a match was found but was not readableMethodNotFoundException- If no matching method can be foundELException- Wraps any exception throw whilst resolving the property
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invoke
public Object invoke(ELContext context, Object[] params) throws NullPointerException, PropertyNotFoundException, MethodNotFoundException, ELException
- Specified by:
invokein classMethodExpression- Parameters:
context- The EL context for this evaluationparams- The parameters with which to invoke this method expression- Returns:
- The result of invoking this method expression
- Throws:
NullPointerException- If the supplied context isnullPropertyNotFoundException- If a property/variable resolution failed because no match was found or a match was found but was not readableMethodNotFoundException- If no matching method can be foundELException- Wraps any exception throw whilst resolving the property or coercion of the result to the expected return type fails
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isParametersProvided
public boolean isParametersProvided()
- Overrides:
isParametersProvidedin classMethodExpression- Returns:
- This default implementation always returns
false
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equals
public boolean equals(Object obj)
- Specified by:
equalsin classExpression
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hashCode
public int hashCode()
- Specified by:
hashCodein classExpression
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getExpressionString
public String getExpressionString()
- Specified by:
getExpressionStringin classExpression
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isLiteralText
public boolean isLiteralText()
- Specified by:
isLiteralTextin classExpression
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writeExternal
public void writeExternal(ObjectOutput out) throws IOException
- Specified by:
writeExternalin interfaceExternalizable- Throws:
IOException
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readExternal
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
- Specified by:
readExternalin interfaceExternalizable- Throws:
IOExceptionClassNotFoundException
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