How to check ascending and descending order with pagination?

 package Admin;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;

import org.openqa.selenium.By;

import org.openqa.selenium.WebElement;

import org.testng.Assert;

import org.testng.annotations.Test;

import BaseInit.BaseInit;

import MyMethods.MyLoginMethods;

public class Sorting extends BaseInit {

@Test

public static void sortingtest() throws InterruptedException {

// Login to Admin Panel

MyLoginMethods.AdminLogin(datap.getProperty("email"), datap.getProperty("Pass"));

driver.get(sitedata.getProperty("confiProURL"));

Thread.sleep(2000);

ArrayList<String> ActualList = new ArrayList<String>();

ArrayList<String> sortedList = new ArrayList<String>();

String[] pageItem = epresent("pageItem_className").getText().split(" ");

String TotalPage = pageItem[3].trim();

System.out.println("Items per Page is- " + TotalPage);

int PagePerItem = Integer.parseInt(TotalPage);

String page = epresent("pageSize_className").getText();

String[] split = page.split(" ");

String pageNo = split[4].trim();

System.out.println("Page num is- " + pageNo);

int tPage = Integer.parseInt(pageNo);

int TotalClick = (tPage / PagePerItem);

System.out.println(TotalClick);

int currentPage = 1;

for (int j = 0; j < TotalClick; j++) {

if (currentPage >= 10) {

epresent("NextPage_xpath").click();

Thread.sleep(2000);

}

WebElement headPath = epresent("table_tagName");

List<WebElement> rowPath = headPath.findElements(By.tagName("mat-row"));

for (int i = 0; i < rowPath.size(); i++) {

String rowdata = rowPath.get(i).findElement(By.className("cdk-column-product_name")).getText();

ActualList.add(rowdata);

}

System.out.println(ActualList);

Thread.sleep(2000);

if (j == 0) {

epresent("name_xpath").click();

Thread.sleep(2000);

}

WebElement headPath1 = epresent("table_tagName");

List<WebElement> rowPath1 = headPath1.findElements(By.tagName("mat-row"));

for (int i = 0; i < rowPath.size(); i++) {

String sortData = rowPath1.get(i).findElement(By.className("cdk-column-product_name")).getText();

sortedList.add(sortData);

currentPage++;

}

System.out.println(sortedList);

// Check sorting

Collections.sort(ActualList);

System.out.println("-------------------------------------------------");

Assert.assertTrue(sortedList.equals(ActualList));

ActualList.clear();

sortedList.clear();

}

}

}