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Scala example source code file (JMethodOrConstructor.scala)

This example Scala source code file (JMethodOrConstructor.scala) is included in my "Source Code Warehouse" project. The intent of this project is to help you more easily find Scala source code examples by using tags.

All credit for the original source code belongs to; I'm just trying to make examples easier to find. (For my Scala work, see my Scala examples and tutorials.)

Scala tags/keywords

annotatedelement, array, boolean, constructor, jmethodorconstructor, member, method, type, typevariable

The JMethodOrConstructor.scala Scala example source code

/* NSC -- new Scala compiler
 * Copyright 2005-2013 LAMP/EPFL
 * @author  Paul Phillips
package scala
package reflect
package internal

import scala.language.implicitConversions
import java.lang.{ Class => jClass }
import java.lang.annotation.{ Annotation => jAnnotation }
import java.lang.reflect.{
  Member => jMember, Constructor => jConstructor, Method => jMethod,
  AnnotatedElement => jAnnotatedElement, Type => jType,
  TypeVariable => jTypeVariable

/** This class tries to abstract over some of the duplication
 *  in java.lang.reflect.{ Method, Constructor }.
class JMethodOrConstructor(val member: jMember with jAnnotatedElement) {
  def isVarArgs: Boolean = member match {
    case m: jMethod         => m.isVarArgs
    case m: jConstructor[_] => m.isVarArgs
  def typeParams: Array[_ <: jTypeVariable[_]] = member match {
    case m: jMethod         => m.getTypeParameters
    case m: jConstructor[_] => m.getTypeParameters
  def paramTypes: Array[jType] = member match {
    case m: jMethod         => m.getGenericParameterTypes
    case m: jConstructor[_] => m.getGenericParameterTypes
  def paramAnnotations: Array[Array[jAnnotation]] = member match {
    case m: jMethod         => m.getParameterAnnotations
    case m: jConstructor[_] => m.getParameterAnnotations
  def resultType: jType = member match {
    case m: jMethod         => m.getGenericReturnType
    case m: jConstructor[_] => classOf[Unit]

object JMethodOrConstructor {
  implicit def liftMethodToJmoc(m: jMethod): JMethodOrConstructor              = new JMethodOrConstructor(m)
  implicit def liftConstructorToJmoc(m: jConstructor[_]): JMethodOrConstructor = new JMethodOrConstructor(m)

Other Scala source code examples

Here is a short list of links related to this Scala JMethodOrConstructor.scala source code file:

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