java - 无法启动应用程序

Question

你好，我有一个 java swing 应用程序，我想通过 jnlp 启动它，我配置了我的项目 Web 启动配置，但是当我按下启动按钮时不起作用。你知道为什么吗？

这里是错误

Java.lang.NumberFormatException: For input string: "\Users\Administrator\Documents\NetBeansProjects\LoginPage\dist"
at java.lang.NumberFormatException.forInputString(Unknown Source)
at java.lang.Integer.parseInt(Unknown Source)
at java.lang.Integer.parseInt(Unknown Source)
at com.sun.deploy.security.DeployManifestChecker.verifyCodebase(Unknown Source)
at com.sun.deploy.security.DeployManifestChecker.verify(Unknown Source)
at com.sun.deploy.security.DeployManifestChecker.verify(Unknown Source)
at com.sun.javaws.security.AppPolicy.grantUnrestrictedAccess(Unknown Source)
at com.sun.javaws.security.JNLPSignedResourcesHelper.checkSignedResourcesHelper(Unknown Source)
at com.sun.javaws.security.JNLPSignedResourcesHelper.checkSignedResources(Unknown Source)
at com.sun.javaws.Launcher.prepareResources(Unknown Source)
at com.sun.javaws.Launcher.prepareAllResources(Unknown Source)
at com.sun.javaws.Launcher.prepareToLaunch(Unknown Source)
at com.sun.javaws.Launcher.prepareToLaunch(Unknown Source)
at com.sun.javaws.Launcher.launch(Unknown Source)
at com.sun.javaws.Main.launchApp(Unknown Source)
at com.sun.javaws.Main.continueInSecureThread(Unknown Source)
at com.sun.javaws.Main.access$000(Unknown Source)
at com.sun.javaws.Main$1.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

Answer 1

只有这个错误，我们只能告诉你，你的问题是因为 String 上的 parseInt 而不是 int .要更正此问题，您有两种可能性:

1. 添加try{}catch(NumberFormatException e){//显示错误}
2. 断言你在 parseInt 中有正确的东西 ;)