Created
July 4, 2021 17:05
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Calculadora controller
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import java.lang.Exception | |
class CalculadoraController { | |
fun executarOperacao(text: String): Int { | |
if(text.contains('*')){ | |
val split = text.split('*') | |
if(split.size > 2) | |
throw Exception("Multiplicação inválida") | |
return multiplicar(split[0].toInt(), split[1].toInt()) | |
} | |
if(text.contains('+')){ | |
val split = text.split('+') | |
if(split.size > 2) | |
throw Exception("Soma inválida") | |
return soma(split[0].toInt(), split[1].toInt()) | |
} | |
if(text.contains('-')){ | |
val split = text.split('-') | |
if(split.size > 2) | |
throw Exception("Subtração inválida") | |
return subtrair(split[0].toInt(), split[1].toInt()) | |
} | |
throw Exception("Operação inválida") | |
} | |
private fun soma(n1: Int, n2: Int): Int { | |
return n1 + n2 | |
} | |
private fun subtrair(n1: Int, n2: Int): Int { | |
return n1 - n2 | |
} | |
private fun multiplicar(n1: Int, n2: Int): Int { | |
return n1 * n2 | |
} | |
} |
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