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1 change: 1 addition & 0 deletions .gitignore
Original file line number Diff line number Diff line change
Expand Up @@ -23,3 +23,4 @@
hs_err_pid*
/.vscode
settings.json
/.idea/
49 changes: 49 additions & 0 deletions desafios/controle-fluxo/src/application/Contador.java
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package application;

import exception.ParametrosInvalidosException;

import java.util.InputMismatchException;
import java.util.Scanner;

public class Contador {
public static void main(String[] args) {
Scanner terminal = new Scanner(System.in);
try {
System.out.println("Digite o primeiro parâmetro:");
int parametroUm = lerParametro(terminal);
System.out.println("Digite o segundo parâmetro:");
int parametroDois = lerParametro(terminal);

contar(parametroUm, parametroDois);
} catch (ParametrosInvalidosException e) {
System.err.println(e.getMessage());
} catch (InputMismatchException e) {
System.err.println("Por favor, insira um número inteiro válido.");
} finally {
terminal.close();
}
}

private static int lerParametro(Scanner terminal) {
while (true) {
try {
return terminal.nextInt();
} catch (InputMismatchException e) {
System.err.println("Entrada inválida. Por favor, insira um número inteiro:");
terminal.next(); // Limpa a entrada inválida
}
}
}

static void contar(int parametroUm, int parametroDois) throws ParametrosInvalidosException {
if (parametroUm > parametroDois) {
throw new ParametrosInvalidosException("O segundo parâmetro deve ser maior que o primeiro.");
}

int contagem = parametroDois - parametroUm;
for (int i = 1; i <= contagem; i++) {
System.out.println("Imprimindo o número " + i);
}
}
}

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package exception;

public class ParametrosInvalidosException extends RuntimeException {
public ParametrosInvalidosException(String message) {
super(message);
}
}
11 changes: 11 additions & 0 deletions trilha-java-basico.iml
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<?xml version="1.0" encoding="UTF-8"?>
<module type="JAVA_MODULE" version="4">
<component name="NewModuleRootManager" inherit-compiler-output="true">
<exclude-output />
<content url="file://$MODULE_DIR$">
<sourceFolder url="file://$MODULE_DIR$/desafios/controle-fluxo/src" isTestSource="false" />
</content>
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>