运行 errai-mvp-demo 时示例应用程序通过
mvn gwt:run
我收到此错误:
java.lang.IllegalArgumentException: Something other than a Java object was returned from JSNI method '@com.google.gwt.core.client.impl.Impl::apply(Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)': JS value of type boolean, expected java.lang.Object at com.google.gwt.dev.shell.JsValueGlue.get(JsValueGlue.java:178) at com.google.gwt.dev.shell.ModuleSpace.invokeNativeObject(ModuleSpace.java:271) at com.google.gwt.dev.shell.JavaScriptHost.invokeNativeObject(JavaScriptHost.java:91) at com.google.gwt.core.client.impl.Impl.apply(Impl.java) at com.google.gwt.core.client.impl.Impl.entry0(Impl.java:213) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at com.google.gwt.dev.shell.MethodAdaptor.invoke(MethodAdaptor.java:103) at com.google.gwt.dev.shell.MethodDispatch.invoke(MethodDispatch.java:71) at com.google.gwt.dev.shell.OophmSessionHandler.invoke(OophmSessionHandler.java:172) at com.google.gwt.dev.shell.BrowserChannelServer.reactToMessagesWhileWaitingForReturn(BrowserChannelServer.java:337) at com.google.gwt.dev.shell.BrowserChannelServer.invokeJavascript(BrowserChannelServer.java:218) at com.google.gwt.dev.shell.ModuleSpaceOOPHM.doInvoke(ModuleSpaceOOPHM.java:136) at com.google.gwt.dev.shell.ModuleSpace.invokeNative(ModuleSpace.java:561) at com.google.gwt.dev.shell.ModuleSpace.invokeNativeBoolean(ModuleSpace.java:184) at com.google.gwt.dev.shell.JavaScriptHost.invokeNativeBoolean(JavaScriptHost.java:35) at org.jboss.errai.common.client.util.LogUtil.isNativeJavaScriptLoggerSupported(LogUtil.java) at org.jboss.errai.common.client.util.LogUtil.log(LogUtil.java:29) at org.jboss.errai.ioc.client.Container.boostrapContainer(Container.java:45) at org.jboss.errai.ioc.client.Container.onModuleLoad(Container.java:34) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at com.google.gwt.dev.shell.ModuleSpace.onLoad(ModuleSpace.java:396) at com.google.gwt.dev.shell.OophmSessionHandler.loadModule(OophmSessionHandler.java:200) at com.google.gwt.dev.shell.BrowserChannelServer.processConnection(BrowserChannelServer.java:525) at com.google.gwt.dev.shell.BrowserChannelServer.run(BrowserChannelServer.java:363) at java.lang.Thread.run(Thread.java:722)
最佳答案
我假设您正在使用 Chrome。这似乎是一个常见问题。我遇到了同样的问题并切换到 Firefox。从那以后我就再也没有看到过这个错误。
关于java - JSNI 方法返回了 Java 对象以外的其他内容，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/14845012/