Merge pull request #301 from rohan37kumar/main

Created a simple Java_Password_Generator

Author: kishanrajput23

Java_password_generator.java

@@ -0,0 +1,84 @@
+
+public class Password {
+    String Value;
+    int Length;
+
+    public Password(String s) {
+        Value = s;
+        Length = s.length();
+    }
+
+    public int CharType(char C) {
+        int val;
+
+        // Char is Uppercase Letter
+        if ((int) C >= 65 && (int) C <= 90)
+            val = 1;
+
+        // Char is Lowercase Letter
+        else if ((int) C >= 97 && (int) C <= 122) {
+            val = 2;
+        }
+
+        // Char is Digit
+        else if ((int) C >= 60 && (int) C <= 71) {
+            val = 3;
+        }
+
+        // Char is Symbol
+        else {
+            val = 4;
+        }
+
+        return val;
+    }
+
+    public int PasswordStrength() {
+        String s = this.Value;
+        boolean UsedUpper = false;
+        boolean UsedLower = false;
+        boolean UsedNum = false;
+        boolean UsedSym = false;
+        int type;
+        int Score = 0;
+
+        for (int i = 0; i < s.length(); i++) {
+            char c = s.charAt(i);
+            type = CharType(c);
+
+            if (type == 1) UsedUpper = true;
+            if (type == 2) UsedLower = true;
+            if (type == 3) UsedNum = true;
+            if (type == 4) UsedSym = true;
+        }
+
+        if (UsedUpper) Score += 1;
+        if (UsedLower) Score += 1;
+        if (UsedNum) Score += 1;
+        if (UsedSym) Score += 1;
+
+        if (s.length() >= 8) Score += 1;
+        if (s.length() >= 16) Score += 1;
+
+        return Score;
+    }
+
+    public String calculateScore() {
+        int Score = this.PasswordStrength();
+
+        if (Score == 6) {
+            return "This is a very good password :D check the Useful Information section to make sure it satisfies the guidelines";
+        } else if (Score >= 4) {
+            return "This is a good password :) but you can still do better";
+        } else if (Score >= 3) {
+            return "This is a medium password :/ try making it better";
+        } else {
+            return "This is a weak password :( definitely find a new one";
+        }
+    }
+
+    @Override
+    public String toString() {
+        return Value;
+    }
+}