使用HtmlUnit如何单击(表单)不是按钮的按钮

WebClient webClient = new WebClient();

HtmlPage page = webClient.getPage("目标网页的URL");

HtmlElement button = page.getFirstByXPath("//input[@type='submit']");

button.click();

import com.gargoylesoftware.htmlunit.WebClient;
import com.gargoylesoftware.htmlunit.html.HtmlElement;
import com.gargoylesoftware.htmlunit.html.HtmlPage;

public class HtmlUnitClickExample {
    public static void main(String[] args) throws Exception {
        WebClient webClient = new WebClient();
        HtmlPage page = webClient.getPage("目标网页的URL");
        HtmlElement button = page.getFirstByXPath("//input[@type='submit']");
        button.click();
        webClient.close();
    }
}