for GraphQL in java

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<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>
	<parent>
		<groupId>org.springframework.boot</groupId>
		<artifactId>spring-boot-starter-parent</artifactId>
		<version>2.3.0.M4</version>
		<relativePath/> <!-- lookup parent from repository -->
	</parent>
	<groupId>com.nulpointerexception</groupId>
	<artifactId>cab-details-graphQL-demo</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<name>cab-details-graphQL-demo</name>
	<description>Demo project to learn GraphQL</description>

	<properties>
		<java.version>1.8</java.version>
	</properties>

	<dependencies>
		<!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-web -->
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-web</artifactId>
			<version>2.2.6.RELEASE</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/com.graphql-java/graphql-java-spring-boot-starter-webmvc -->
		<dependency>
			<groupId>com.graphql-java</groupId>
			<artifactId>graphql-java-spring-boot-starter-webmvc</artifactId>
			<version>2019-06-24T11-47-27-31ab4f9</version>
		</dependency>

		<!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-web -->
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-web</artifactId>
			<version>2.2.6.RELEASE</version>
		</dependency>

		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-test</artifactId>
			<scope>test</scope>
			<exclusions>
				<exclusion>
					<groupId>org.junit.vintage</groupId>
					<artifactId>junit-vintage-engine</artifactId>
				</exclusion>
			</exclusions>
		</dependency>
		<!-- https://mvnrepository.com/artifact/com.graphql-java/graphql-java -->
		<dependency>
			<groupId>com.graphql-java</groupId>
			<artifactId>graphql-java</artifactId>
			<version>2020-04-01T09-48-46-c98ebf7</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/com.google.guava/guava -->
		<dependency>
			<groupId>com.google.guava</groupId>
			<artifactId>guava</artifactId>
			<version>28.2-jre</version>
		</dependency>

	</dependencies>

	<build>
		<plugins>
			<plugin>
				<groupId>org.springframework.boot</groupId>
				<artifactId>spring-boot-maven-plugin</artifactId>
			</plugin>
		</plugins>
	</build>

	<repositories>
		<repository>
			<id>spring-milestones</id>
			<name>Spring Milestones</name>
			<url>https://repo.spring.io/milestone</url>
		</repository>
	</repositories>
	<pluginRepositories>
		<pluginRepository>
			<id>spring-milestones</id>
			<name>Spring Milestones</name>
			<url>https://repo.spring.io/milestone</url>
		</pluginRepository>
	</pluginRepositories>

</project>