<dependencies>

        <!-- simulate web browser -->

        <dependency>

            <groupId>org.apache.httpcomponents</groupId>

            <artifactId>httpclient</artifactId>

            <version>4.5.7</version>

        </dependency>

        <!-- parse DOM -->

        <dependency>

            <groupId>org.jsoup</groupId>

            <artifactId>jsoup</artifactId>

            <version>1.11.3</version>

        </dependency>

        <!-- jackson -->

        <dependency>

            <groupId>com.fasterxml.jackson.core</groupId>

            <artifactId>jackson-databind</artifactId>

            <version>2.9.8</version>

        </dependency>

        <!-- parse javascript -->

        <dependency>

            <groupId>org.mozilla</groupId>

            <artifactId>rhino</artifactId>

            <version>1.7.10</version>

        </dependency>

        <!-- simulate client action -->

        <dependency>

            <groupId>net.sourceforge.htmlunit</groupId>

            <artifactId>htmlunit</artifactId>

            <version>2.33</version>

        </dependency>

        <!-- upgrade junit to junit4 -->

        <dependency>

            <groupId>junit</groupId>

            <artifactId>junit</artifactId>

            <version>4.12<!-- default is v3.8.1 --></version>

            <scope>test</scope>

        </dependency>

        <!-- log -->

        <!-- https://mvnrepository.com/artifact/org.slf4j/slf4j-api -->

        <dependency>

            <groupId>org.slf4j</groupId>

            <artifactId>slf4j-api</artifactId>

            <version>1.7.25</version>

        </dependency>

        <!-- https://mvnrepository.com/artifact/org.slf4j/slf4j-log4j12 -->

        <dependency>

            <groupId>org.slf4j</groupId>

            <artifactId>slf4j-log4j12</artifactId>

            <version>1.7.25</version>

            <!-- <scope>test</scope> -->

        </dependency>

    </dependencies>

public static void main(String[] args) {

    //启用log4j基本配置

    //不想去写配置文件，可以用Java基本配置

    BasicConfigurator.configure();

    //...

}