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:

  java.lang.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 java.lang.Object invoke(ELContext context,
                        java.lang.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:

  java.lang.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

• isParametersProvided

  public boolean isParametersProvided()

  Returns:

  This default implementation always returns false

  Since:

  EL 3.0

• isParmetersProvided

  @Deprecated
  public boolean isParmetersProvided()

  Deprecated. Use isParametersProvided()

  Returns:

  Always false

  Since:

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