Grove Pi Temperature Measure

import grovepi.GrovePi;
import grovepi.Pin;
import grovepi.sensors.*;
import java.lang.Math;

public class temp {


    public static void main(String[] args){

        GrovePi grovePi = new GrovePi();

        ButtonSensor button = grovePi.getDeviceFactory().createButtonSensor(Pin.DIGITAL_PIN_4);
        TemperatureAndHumiditySensor temp =
        grovePi.getDeviceFactory().createTemperatureAndHumiditySensor(Pin.ANALOG_PIN_0);

        double setTemperature = 0;

        boolean setTemp = true;
        boolean waitTemp = false;
        double value;

        while(setTemp){
            while(button.isPressed()){

                setTemperature = grovePi.analogRead(Pin.ANALOG_PIN_0);
                System.out.println("Current Temperature: " + setTemperature);
                setTemp = false;
                waitTemp=true;
            }
        }

        while(waitTemp){

            value = grovePi.analogRead(Pin.ANALOG_PIN_0);
            System.out.println("Temperature cooling...");

            if(value == setTemperature){
                System.out.println("Your Drink has reached your perfect temperature: " + setTemperature);
                waitTemp = false;
                setTemp = true;
            }
        }
    }
}