def matchMethod()

in scala/src/main/org/apache/spark/api/csharp/CSharpBackendHandler.scala [210:247]

30 lines of code
14 McCabe index (conditional complexity)


  def matchMethod(
                   numArgs: Int,
                   args: Array[java.lang.Object],
                   parameterTypes: Array[Class[_]]): Boolean = {
    if (parameterTypes.length != numArgs) {
      return false
    }

    for (i <- 0 to numArgs - 1) {
      val parameterType = parameterTypes(i)
      var parameterWrapperType = parameterType

      // Convert native parameters to Object types as args is Array[Object] here
      if (parameterType.isPrimitive) {
        parameterWrapperType = parameterType match {
          case java.lang.Integer.TYPE => classOf[java.lang.Integer]
          case java.lang.Long.TYPE => classOf[java.lang.Long]
          case java.lang.Double.TYPE => classOf[java.lang.Double]
          case java.lang.Boolean.TYPE => classOf[java.lang.Boolean]
          case _ => parameterType
        }
      }

      if (!parameterWrapperType.isInstance(args(i))) {
        // non primitive types
        if (!parameterType.isPrimitive && args(i) != null) {
          return false
        }

        // primitive types
        if (parameterType.isPrimitive && !parameterWrapperType.isInstance(args(i))) {
          return false
        }
      }
    }

    true
  }