Constructor Detail

• MethodExpression

  public MethodExpression()

Method Detail

• getMethodInfo

  public abstract MethodInfo getMethodInfo(ELContext context)

  Parameters:

  context - The EL context for this evaluation

  Returns:

  Information about the method that this expression resolves to

  Throws:

  NullPointerException - If the supplied context is null

  PropertyNotFoundException - If a property/variable resolution failed because no match was found or a match was found but was not readable

  MethodNotFoundException - If no matching method can be found

  ELException - Wraps any exception throw whilst resolving the property

• invoke

  public abstract Object invoke(ELContext context,
              Object[] params)

  Parameters:

  context - The EL context for this evaluation

  params - The parameters with which to invoke this method expression

  Returns:

  The result of invoking this method expression

  Throws:

  NullPointerException - If the supplied context is null

  PropertyNotFoundException - If a property/variable resolution failed because no match was found or a match was found but was not readable

  MethodNotFoundException - If no matching method can be found

  ELException - Wraps any exception throw whilst resolving the property or coercion of the result to the expected return type fails

• isParmetersProvided

  public boolean isParmetersProvided()

  Returns:

  Always false

  Since:

  EL 2.2 Note: The spelling mistake is deliberate. isParmetersProvided() - Specification definition isParametersProvided() - Corrected spelling