android

package com.example.chrisc.passwordgenerator;

import android.support.v4.content.res.TypedArrayUtils;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.InputType;
import android.view.View;
import android.widget.TextView;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;

import java.util.ArrayList;
import java.util.Random;

public class MainActivity extends AppCompatActivity {
    private int numcount, length;
    private String password;
    private int lowercase[] = {97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122};
    private int Uppercase[] = {65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90};
    private int space[] = {32};
    private int nums[] = {48,49,50,51,52,53,54,55,56,57};
    private int specialVal[] = {33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,64,91,92,93,94,95,96,123,124,125,126};
    private int currpass[] = {0};
    private ArrayList merger = new ArrayList();

    static {
        System.loadLibrary("native-lib");
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);



        Button generate = (Button) findViewById(R.id.generate);
        generate.setOnClickListener(new View.OnClickListener() {
            @Override


            public void onClick(View v) {

                CheckBox special = (CheckBox) findViewById(R.id.special);
                CheckBox uppercase = (CheckBox) findViewById(R.id.uppercase);
                CheckBox spaces = (CheckBox) findViewById(R.id.spaces);
                CheckBox numbers = (CheckBox) findViewById(R.id.numbers);
                EditText password = (EditText) findViewById(R.id.password);
                EditText Passlength = (EditText) findViewById(R.id.Passlength);
                Passlength.setInputType(InputType.TYPE_NUMBER_FLAG_SIGNED);
                int count = 0;
                String passwerd = null;
                StringBuilder pass = new StringBuilder();


                merger.add(lowercase);

                String nume = Passlength.getText().toString();
                int numa = Integer.parseInt(nume);



                    if (numa > 5 && numa < 150) {


                        if (special.isChecked()) {
                            pass.append((char) specialVal[(int) (Math.random() * 26)]);
                            count++;
                            merger.add(special);
                        }
                        if (uppercase.isChecked()) {
                            pass.append((char) Uppercase[(int) (Math.random() * 26)]);
                            count++;
                            merger.add(Uppercase);
                        }

                        if (numbers.isChecked()) {
                            pass.append((char) nums[(int) (Math.random() * 10)]);
                            count++;
                            merger.add(nums);
                        }

                        if (spaces.isChecked()) {
                            pass.append((char) space[(int) (Math.random() * 1)]);
                            count++;
                            merger.add(space);
                        }


                        password.setText(pass, TextView.BufferType.NORMAL);
                    }

                    else if(Passlength.toString() == ""){
                        password.setText("Use a password length of 5-150 characters");
                    }





                    else {
                        password.setText("Use a password length of 5-150 characters");
                    }


                }

            })
    ;}
}