Udemy: Use of appium in base and derived class

Jar dependencies:

Java Client 6.1.0 or 7.0.0
Appium Server 1.9 or 1.10
Selenium 3.141.0
Java jdk version 1.8
commons-lang3-3.7.jar

Base Class:

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package com.udemy.query;

import io.appium.java_client.MobileElement;

import io.appium.java_client.android.AndroidDriver;

import io.appium.java_client.remote.AndroidMobileCapabilityType;

import io.appium.java_client.remote.MobileCapabilityType;

import org.openqa.selenium.remote.DesiredCapabilities;

import java.net.MalformedURLException;

import java.net.URL;

import java.util.concurrent.TimeUnit;

public class Base {

static AndroidDriver<MobileElement> driver;

static DesiredCapabilities cap = new DesiredCapabilities();

public static AndroidDriver<MobileElement> setcapabilites() throws MalformedURLException

{

cap.setCapability(MobileCapabilityType.DEVICE_NAME, "0797818a87d4f5cb");

cap.setCapability(MobileCapabilityType.VERSION, "5.0");

cap.setCapability(MobileCapabilityType.PLATFORM_NAME, "Android");

              cap.setCapability(AndroidMobileCapabilityType.APP_PACKAGE, "io.appium.android.apis");

cap.setCapability(AndroidMobileCapabilityType.APP_ACTIVITY, ".ApiDemos");

        

driver = new AndroidDriver<MobileElement>(new URL("http://127.0.0.1:4723/wd/hub"), cap);

driver.manage().timeouts().implicitlyWait(60, TimeUnit.SECONDS);

return driver;

}

}

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Derived class

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package com.udemy.query;

import io.appium.java_client.AppiumDriver;

import io.appium.java_client.MobileElement;

import io.appium.java_client.TouchAction;

import io.appium.java_client.android.Activity;

import io.appium.java_client.android.AndroidDriver;

import io.appium.java_client.android.AndroidTouchAction;

import io.appium.java_client.android.Connection;

import io.appium.java_client.touch.offset.ElementOption;

import io.appium.java_client.touch.offset.PointOption;

import java.net.MalformedURLException;

import java.time.Duration;

import java.util.List;

import java.util.Set;

import org.openqa.selenium.By;

import org.openqa.selenium.Dimension;

import org.openqa.selenium.WebElement;

import org.openqa.selenium.support.ui.ExpectedConditions;

import org.openqa.selenium.support.ui.WebDriverWait;

import org.testng.annotations.Test;

public class derived extends Base {

public static void main(String[] args) throws MalformedURLException {

AndroidDriver<MobileElement> driver = setcapabilites();

driver.findElementByAndroidUIAutomator("new UiScrollable(new UiSelector().scrollable(true).instance(0)).scrollIntoView(new UiSelector().textContains(\"Views\").instance(0))");

driver.findElement(By.xPath("//android.widget.TextView[@text='Preference']")).click();

}

}