Package jakarta.el

Class StandardELContext.DefaultFunctionMapper

java.lang.Object
jakarta.el.FunctionMapper
jakarta.el.StandardELContext.DefaultFunctionMapper
Enclosing class:
StandardELContext

private static class StandardELContext.DefaultFunctionMapper extends FunctionMapper
  • Field Details

  • Constructor Details

  • Method Details

    • resolveFunction

      public Method resolveFunction(String prefix, String localName)
      Description copied from class: FunctionMapper
      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.

      Specified by:
      resolveFunction in class FunctionMapper
      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.
    • mapFunction

      public void mapFunction(String prefix, String localName, Method meth)
      Description copied from class: FunctionMapper
      Adds a static method that can be used as a function.
      Overrides:
      mapFunction in class FunctionMapper
      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()}.
      meth - The static method that is to be invoked, when the function is referenced. The null value causes the function to be removed from the map.