Image Upload Firebase Database android

Image Upload Firebase Database android

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    tools:context=".MainActivity">
    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:id="@+id/simage"
        android:text="Select Image"/>
    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="UPLOAD"
        android:layout_marginLeft="170dp"
        android:id="@+id/uimage"/>
    <ImageView
        android:id="@+id/show"
        android:layout_width="match_parent"
        android:layout_height="400dp"
        android:layout_gravity="center"
        android:layout_marginTop="70dp"
        android:layout_marginLeft="10dp" />
</RelativeLayout>
MainActivity.java
package com.patel.iuplo;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AppCompatActivity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Bundle;
import android.provider.MediaStore;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import com.google.android.gms.tasks.OnFailureListener;
import com.google.android.gms.tasks.OnSuccessListener;
import com.google.firebase.storage.FirebaseStorage;
import com.google.firebase.storage.StorageReference;
import com.google.firebase.storage.UploadTask;
import java.io.IOException;
public class MainActivity extends AppCompatActivity {
Button selectImage,uploadImage;
ImageView show;
Uri mImage;
private  static  final int chooser=1;
StorageReference sr;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        selectImage=findViewById(R.id.simage);
        uploadImage=findViewById(R.id.uimage);
        show=findViewById(R.id.show);
        sr= FirebaseStorage.getInstance().getReference();
        selectImage.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                SelImage();
            }
        });
        uploadImage.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                UploadI();
            }
        });
    }
    private void UploadI() {
        if(mImage!=null)
        {
            StorageReference storageReference=sr.child("image/*"+mImage.getPathSegments());
            UploadTask uploadTask= storageReference.putFile(mImage);
            uploadTask.addOnSuccessListener(new OnSuccessListener<UploadTask.TaskSnapshot>() {
                @Override
                public void onSuccess(UploadTask.TaskSnapshot taskSnapshot) {
Uri uri=taskSnapshot.getUploadSessionUri();
                }
            }).addOnFailureListener(new OnFailureListener() {
                @Override
                public void onFailure(@NonNull Exception e) {
                }
            });
        }
    }
    @Override
    protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if(requestCode==chooser && resultCode==RESULT_OK &&data!=null &&data.getData()!=null)
        {
            mImage=data.getData();
            try {
                Bitmap bitmap= MediaStore.Images.Media.getBitmap(getContentResolver(),mImage);
                show.setImageBitmap(bitmap);
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    private void SelImage() {
        Intent intent=new Intent();
        intent.setType("Image/*");
        intent.setAction(Intent.ACTION_GET_CONTENT);
        startActivityForResult(Intent.createChooser(intent,"Select an image"),chooser);
    }
}