Create new Maven Project, add the following dependencies in your pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">

<modelVersion>4.0.0</modelVersion>

<groupId>com.test.RestAssuredAPITesting</groupId>

<artifactId>RestAssuredAPITesting</artifactId>

<version>0.0.1-SNAPSHOT</version>

<dependencies>

<!-- https://mvnrepository.com/artifact/org.testng/testng -->

<dependency>

<groupId>org.testng</groupId>

<artifactId>testng</artifactId>

<version>7.7.1</version>

<scope>test</scope>

</dependency>

<!-- https://mvnrepository.com/artifact/io.rest-assured/rest-assured -->

<dependency>

<groupId>io.rest-assured</groupId>

<artifactId>rest-assured</artifactId>

<version>5.3.0</version>

<scope>test</scope>

</dependency>

<!-- https://mvnrepository.com/artifact/com.googlecode.json-simple/json-simple -->

<dependency>

<groupId>com.googlecode.json-simple</groupId>

<artifactId>json-simple</artifactId>

<version>1.1.1</version>

</dependency>

</dependencies>

</project>

Create a new TestNG class and following code:

package session1;

import org.testng.annotations.Test;

import io.restassured.RestAssured;

import io.restassured.response.Response;

public class GetRequest {

@Test

public void test01() {

//RestAssured.baseURI = "https://reqres.in/api/users/2";

Response response = RestAssured.get("https://reqres.in/api/users/2");

System.out.println(response.asString());

System.out.println(response.getStatusCode());

}

}