Class FunctionMapper


  • public abstract class FunctionMapper
    extends Object
    The interface to a map between EL function names and methods. A FunctionMapper maps ${prefix:name()} style functions to a static method that can execute that function.
    • Constructor Detail

      • FunctionMapper

        public FunctionMapper()
    • Method Detail

      • resolveFunction

        public abstract Method resolveFunction​(String prefix,
                                               String localName)
        Resolves the specified prefix and local name into a java.lang.Method. Returns null if no function could be found that matches the given prefix and local name.
        Parameters:
        prefix - the prefix of the function, or "" if no prefix. For example, "fn" in ${fn:method()}, or "" in ${method()}.
        localName - the short name of the function. For example, "method" in ${fn:method()}.
        Returns:
        the static method to invoke, or null if no match was found.