Merge pull request shivaylamba#639 from PedroCisnerosSantana/master

Added PasswordGenerator in java

PasswordGenerator_java/Password.java

@@ -0,0 +1,52 @@
+package exercises;
+
+import java.util.Random;
+
+public class Password {
+	private int longitud = 8;
+	private String pass;
+
+	public Password(String pass, int longitud) {
+		this.longitud = longitud;
+		this.pass = pass;
+	}
+	public Password(int longitud) {
+		this.longitud = longitud;
+	}
+
+	public String getPass() {
+		return pass;
+	}
+	public void setPass(String pass) {
+		this.pass = pass;
+	}
+	public void setLongitud(int longitud) {
+		this.longitud = longitud;
+	}
+
+	public boolean esFuerte(String pass) {
+		int upper = 0;
+		int lower = 0;
+		int number = 0;
+		for (int i = 0; i < pass.length(); i++) {
+			if (Character.isDigit(pass.charAt(i))) number++;
+			if (Character.isUpperCase(pass.charAt(i))) upper++;
+			if (Character.isLowerCase(pass.charAt(i))) lower++;
+		}
+		if (upper >= 2 && lower >= 1 && number >= 2) {
+			return true;
+		} else {
+			return false;
+		}
+	}
+
+	public static String generarPassword(int longitud) {
+		String caracteres = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789~`!@#$%^&*()-_=+[{]}\\|;:\'\",<.>/?";
+		Random rand = new Random();
+		char[] pwd = new char[longitud];
+		for (int i = 0; i < longitud; i++) {
+			pwd[i] = caracteres.charAt(rand.nextInt(caracteres.length()));
+		}
+		return String.valueOf(pwd);
+	}
+}

PasswordGenerator_java/pruebaPassword.java

@@ -0,0 +1,23 @@
+package exercises;
+
+import java.util.Scanner;
+import exercises.Password;
+
+public class pruebaPassword {
+
+	public static void main(String[] args) {
+		Scanner s = new Scanner(System.in);
+		System.out.print("Numero de contraseñas a generar: ");
+		int n = s.nextInt();
+		System.out.print("Introduce la longitud de las contraseñas: ");
+		int longi = s.nextInt();
+		Password passwd = new Password(longi);
+		int cont = 0;
+		while (cont < n) {
+			passwd.setPass(Password.generarPassword(longi));
+			System.out.print(passwd.getPass() + "\t Es fuerte: " + passwd.esFuerte(passwd.getPass()) + "\n");
+			cont++;
+		}
+	}
+}
+