为什么我引用htmlunit的代码包，就会报错

为什么我引用htmlunit的代码包，就会报错

HtmlPage;

import com.gargoylesoftware.htmlunit.WebClient;

public class WebClientTest {
public static void main(String args[]){
final WebClient webClient = new WebClient();
HtmlPage page;
try {
page = webClient.getPage fo");
Systempackage htmlunit.printStackTrace();
import java;

import java.io.htmlparser.visitors;
}

webClient; TODO Auto-generated catch block
e.net.IOException.closeAllWindows().htmlunit.FailingHttpStatusCodeException;

import org.MalformedURLException;
import com.gargoylesoftware.out.println(page.toString());
} catch (Exception e) {
//

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