timepicker

<TextView
    android:id="@+id/text1"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_above="@+id/button1"
    android:layout_alignParentLeft="true"
    android:layout_alignParentStart="true"
    android:layout_marginBottom="102dp"
    android:layout_marginLeft="30dp"
    android:layout_marginStart="30dp"
    />
<Button
    android:id="@+id/button1"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_alignParentBottom="true"
    android:layout_centerHorizontal="true"
    android:layout_marginBottom="20dp"
    android:text="Change Date"/>
<TimePicker
    android:id="@+id/timepicker"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_above="@+id/text1"
    android:layout_centerHorizontal="true"
    android:layout_marginBottom="36dp"/>

#java code for date picker apllication

package com.example.timepacker;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.TextView; import android.widget.TimePicker;

public class MainActivity extends AppCompatActivity { Button changetime; TextView text1; TimePicker timePicker;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    changetime=findViewById(R.id.button1);
    text1=findViewById(R.id.text1);
    timePicker=findViewById(R.id.timepicker);
    timePicker.setIs24HourView(true);
    text1.setText(getCurrentTime());
    changetime.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            text1.setText(getCurrentTime());
        }
    });
}
public String getCurrentTime()
{
    String time="Curent Time:"+timePicker.getCurrentHour()+":"+timePicker.getCurrentMinute();
    return time;
}

}