image insert sqllite

==========adepter

package com.example.hp.sqllite_offline_display_data_bt;

import android.app.Fragment;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.support.v7.widget.RecyclerView;
import android.util.Base64;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.squareup.picasso.Picasso;

import java.util.ArrayList;
import java.util.List;

/** * Created by hp on 7/16/2018. */

public class RecyclerAdapter extends RecyclerView.Adapter<RecyclerAdapter.ViewHolder> {

    static List<DatabaseModel> dbList;
    static Context context;
    private Bitmap bitmap;

    RecyclerAdapter(Context context, List<DatabaseModel> dbList ){
        this.dbList = new ArrayList<DatabaseModel>();
        this.context = context;
        this.dbList = dbList;

    }

    @Override    public RecyclerAdapter.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {

        View itemLayoutView = LayoutInflater.from(parent.getContext()).inflate(R.layout.recyclear_item, null);
        ViewHolder viewHolder = new ViewHolder(itemLayoutView);
        return viewHolder;
    }

    @Override    public void onBindViewHolder(RecyclerAdapter.ViewHolder holder, final int position) {

        holder.name.setText(dbList.get(position).getName());
        holder.pass1.setText(dbList.get(position).getPass());
        holder.email1.setText(dbList.get(position).getEmail());
        holder.mobile_no1.setText(dbList.get(position).getMobile_no());
        holder.gender1.setText(dbList.get(position).getGender());
        holder.id = dbList.get(position).getId();

        String img_event_url = dbList.get(position).getImage();

        StringToBitMap(img_event_url);
        holder.image1.setImageBitmap(bitmap);

        holder.name.setOnClickListener(new View.OnClickListener() {
            @Override            public void onClick(View view) {

                String name = dbList.get(position).getName();
                String pass1 = dbList.get(position).getPass();
                String email1 = dbList.get(position).getEmail();
                String mobile_no1 = dbList.get(position).getMobile_no();
                String img_event_url = dbList.get(position).getImage();
                String gender= dbList.get(position).getGender();


                Intent in=new Intent(context,update.class);
                in.putExtra("name",name);
                in.putExtra("pass1",pass1);
                in.putExtra("email1",email1);
                in.putExtra("mobile_no1",mobile_no1);
                in.putExtra("img_event_url",img_event_url);
                in.putExtra("gender",gender);
                context.startActivity(in);
            }
        });

        /*        Picasso.with(context)                .load(img_event_url)                .into(holder.image1);*/    }

    @Override    public int getItemCount() {
        return dbList.size();
    }

    public static class ViewHolder extends RecyclerView.ViewHolder  {

        private final ImageView image1;
        private Button btn_edit;
        public TextView name,pass1,email1,mobile_no1,gender1;
        public Integer id ;
        private Fragment fragment;


        public ViewHolder(View itemLayoutView) {
            super(itemLayoutView);

            name = (TextView) itemLayoutView.findViewById(R.id.name1);
            pass1 = (TextView) itemLayoutView.findViewById(R.id.pass1);
            email1 = (TextView) itemLayoutView.findViewById(R.id.email1);
            mobile_no1 = (TextView) itemLayoutView.findViewById(R.id.mobile_no1);
            gender1 = (TextView) itemLayoutView.findViewById(R.id.gender1);
            image1 = (ImageView) itemLayoutView.findViewById(R.id.image1);


        }


    }

    public Bitmap StringToBitMap(String image){
        try{
            byte [] encodeByte= Base64.decode(image,Base64.DEFAULT);
            bitmap= BitmapFactory.decodeByteArray(encodeByte, 0, encodeByte.length);
            return bitmap;
        }catch(Exception e){
            e.getMessage();
            return null;
        }
    }
}

====================activity

package com.example.hp.sqllite_offline_display_data_bt;

import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.net.Uri;
import android.provider.MediaStore;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Base64;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.Toast;

import java.io.ByteArrayOutputStream;
import java.io.IOException;

import de.hdodenhof.circleimageview.CircleImageView;

public class MainActivity extends AppCompatActivity {

    private EditText et_lname_su,et_mobile,et_email;
    private RadioGroup radiogroup_su;
    private RadioButton rb_male_su,rb_female_su;
    private Button btn_signup_su;
    private EditText et_pass;
    private String R_et_lname_su,R_et_pass,R_et_email,R_et_mobile;
    private String Gender;
    private DatabaseHelpher dbhelper;
    int RESULT_LOAD_IMAGE=1;
    private Uri filePath;
    private Bitmap bitmap;
    private CircleImageView img_user_su;
    private String uploadImage;

    Bitmap b;
    String img;

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

        dbhelper = new DatabaseHelpher(MainActivity.this);

        et_lname_su = (EditText)findViewById(R.id.et_lname_su);
        et_pass = (EditText)findViewById(R.id.et_pass);
        et_email = (EditText)findViewById(R.id.et_email);
        et_mobile = (EditText)findViewById(R.id.et_mobile);
        img_user_su = (CircleImageView) findViewById(R.id.img_user_su);

        radiogroup_su = (RadioGroup)findViewById(R.id.radiogroup_su);
        rb_male_su = (RadioButton)findViewById(R.id.rb_male_su);
        rb_female_su = (RadioButton)findViewById(R.id.rb_female_su);
        btn_signup_su = (Button)findViewById(R.id.btn_update_su);

        img_user_su.setOnClickListener(new View.OnClickListener() {
            @Override            public void onClick(View v) {
                Intent i=new Intent(Intent.ACTION_PICK,android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
                startActivityForResult(i,RESULT_LOAD_IMAGE);
            }
        });

        btn_signup_su.setOnClickListener(new View.OnClickListener() {
            @Override            public void onClick(View view) {
                R_et_lname_su = et_lname_su.getText().toString();
                R_et_pass = et_pass.getText().toString();
                R_et_email = et_email.getText().toString();
                R_et_mobile = et_mobile.getText().toString();

                if (radiogroup_su.getCheckedRadioButtonId() == rb_male_su.getId()) {
                    Gender = "Male";
                } else if (radiogroup_su.getCheckedRadioButtonId() == rb_female_su.getId()) {
                    Gender = "Female";
                }

              //  uploadImage = getStringImage(bitmap);                 dbhelper.insertIntoDB(R_et_lname_su,R_et_pass,R_et_email,R_et_mobile,Gender,img);

                Intent i = new Intent(getApplicationContext(),Main2Activity.class);
                startActivity(i);
            }
        });
    }



    @Override    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode == RESULT_LOAD_IMAGE && resultCode == RESULT_OK)
        {
            filePath = data.getData();
            try            {
                bitmap = MediaStore.Images.Media.getBitmap(getContentResolver(), filePath);
                bitmap = Bitmap.createScaledBitmap(bitmap, 240, 240, false);
                img_user_su.setImageBitmap(bitmap);

              //  b = BitmapFactory.decodeResource(getResources(),filePath);                img = BitMapToString(bitmap);


            }
            catch (IOException e)
            {
                e.printStackTrace();
            }
        }
    }





    public String BitMapToString(Bitmap icon) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        icon.compress(Bitmap.CompressFormat.PNG, 100, baos);
        byte[] arr = baos.toByteArray();
        String result = Base64.encodeToString(arr, Base64.DEFAULT);
        return result;
    }


}