这是我的类,应该通过在其字段中设置特定的用户名和密码来登录网站。 运行它,它可以工作,直到设置用户名,但似乎在查找/填写密码框时遇到问题。 我仔细检查了 HTML,以确保我输入了正确的密码框名称,但仍然无法正常工作。 感谢您的帮助
import com.gargoylesoftware.htmlunit.BrowserVersion;
import com.gargoylesoftware.htmlunit.WebClient;
import com.gargoylesoftware.htmlunit.html.HtmlForm;
import com.gargoylesoftware.htmlunit.html.HtmlPage;
import com.gargoylesoftware.htmlunit.html.HtmlSubmitInput;
import com.gargoylesoftware.htmlunit.html.HtmlTextInput;
public class FormSubmit {
public static void main(String[] args){
submittingForm();
}
public static void submittingForm() {
java.util.logging.Logger.getLogger("com.gargoylesoftware").setLevel(java.util.logging.Level.OFF);
try (final WebClient webClient = new WebClient(BrowserVersion.CHROME)) {
webClient.getCookieManager().setCookiesEnabled(true);
webClient.setJavaScriptEnabled(true);
final HtmlPage page1 = webClient.getPage("website");
final HtmlForm form = page1.getFormByName("formname");
final HtmlSubmitInput loginButton = form.getInputByName("inputname");
final HtmlTextInput username = form.getInputByName("name");
username.setValueAttribute("namevalue");
System.out.println(username);
final HtmlTextInput password = form.getInputByName("password");
password.removeAttribute("disabled");
password.setValueAttribute("passvalue");
System.out.println(password);
final HtmlPage page2 = (HtmlPage) form.getInputByValue(" Login ").click();
System.out.println(page2.getBody());
}
catch (Exception e){
}
}
}
最佳答案
我猜您在 API 使用中使用了旧的 HmltUnit 版本,请更新您的版本(最好是 latest build )。
下面的代码有效:
请注意:
- Cookie 和 JavaScript 默认启用,您无需将它们设置为
true
password
输入应该是HtmlPasswordInput
,否则你会得到ClassCastException
public class FormSubmit {
public static void main(String[] args) throws Exception {
try (final WebClient webClient = new WebClient(BrowserVersion.CHROME)) {
final HtmlPage page1 = webClient.getPage("https://applicazioni.gse.it/GWA_UI/");
System.out.println(page1.asXml());
final HtmlForm form = page1.getFormByName("aspnetForm");
final HtmlTextInput username = form.getInputByName("ctl00$ctl00$cphFormAppl$cphRisultatiRicerca$txtUserid");
username.setValueAttribute("namevalue");
final HtmlPasswordInput password = form.getInputByName("ctl00$ctl00$cphFormAppl$cphRisultatiRicerca$txtPassword");
password.setValueAttribute("passvalue");
final HtmlPage page2 = (HtmlPage) form.getInputByValue(" Login ").click();
System.out.println(page2.asText());
}
}
}
关于java - HTMLUnit 密码设置问题,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/32681961/