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ObjectifyService.begin()引发IllegalStateException

[英]ObjectifyService.begin() throws IllegalStateException

我正在尝试将google cloud数据存储区用于我的maven项目,但遇到了一些麻烦。

当我执行

Consumer consumer=new Consumer(username+password,username,password,name,email) {
    ofy().save().entity(consumer).now(); }

它在以下位置的ObjectifyFilter.class中停止

try (Closeable closeable = ObjectifyService.begin()) {   ..

它抛出

com.google.appengine.api.datastore.DatastoreServiceGlobalConfig $ Builder.build(DatastoreServiceGlobalConfig)处com.google.appengine.repackaged.com.google.common.base.Preconditions.checkState(Preconditions.java:443)处的java.lang.IllegalStateException com.google.appengine.api.datastore.DatastoreServiceGlobalConfig.fromEnv(DatastoreServiceGlobalConfig.java:311)的com.google.appengine.api.datastore.DatastoreServiceGlobalConfig.getConfig(DatastoreServiceGlobalConfig.java:47)的.java:233)。 com.google.appengine.api.datastore上的com.google.appengine.api.datastore.DatastoreServiceFactoryImpl.getAsyncDatastoreService(DatastoreServiceFactoryImpl.java:9)上的google.appengine.api.datastore.DatastoreServiceFactoryImpl.getAsyncDatastoreService(DatastoreServiceFactoryImpl.java:19)在com.google.appengine.api.datastore处。 com.googlecode.objectify.Objectify.ObjectifyFactory.createRawAsyncDatastoreService(ObjectifyFactory.java:133)上com.googlecode.objectify.Object的DatastoreServiceFactory.getAsyncDatastoreService(DatastoreServiceFactory.java:32) com.googlecode.objectify.impl.ObjectifyImpl.createWriteEngine(ObjectifyImpl.java:257)处com.googlecode.objectify.impl.ObjectifyImpl.createAsyncDatastoreService(ObjectifyImpl.java:246)处的ifyFactory.createAsyncDatastoreService(ObjectifyFactory.java:121) .com.googlecode.objectify.impl.SaverImpl.entity(SaverImpl.java:35)上的.googlecode.objectify.impl.SaverImpl.entities(SaverImpl.java:60)at.units.view.ConsumerView.createConsumer(ConsumerView.java :43),位于it.units.controller.login.processRequest(login.java:45),位于java.servlet.http.HttpServlet.service(HttpServlet.at)处。units.controller.login.doPost(login.java:92) javax.servlet.http.HttpServlet.service(HttpServlet.java:790)上的java:707)org.eclipse.jetty.servlet.ServletHandler上org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:867)上的javax.servlet.http.HttpServlet.service(HttpServlet.java:790) com.googlecode.objectify.ObjectifyFilter.doFilter(ObjectifyFilter.java:48)处的org.eclipse.jetty.servlet.ServletHandler $ CachedChain.do处的$ CachedChain.doFilter(ServletHandler.java:1623) com.google.appengine.tools.development.ResponseRewriterFilter.doFilter(ResponseRewriterFilter.java:134)上的Filter(ServletHandler.java:1610)org.eclipse.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java:1610)上的Filter(ServletHandler.java:1610)在com.google.appengine.api上com.google.appengine.tools.development.HeaderVerificationFilter.doFilter(HeaderVerificationFilter.java:34)上的org.eclipse.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java:1610)上的com.google.appengine.api org.eclipse.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java:1610)上的.blobstore.dev.ServeBlobFilter.doFilter(ServeBlobFilter.java:63)在com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter (TransactionCleanupFilter.java:48),位于org.eclipse.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java:1610),位于com.google.appengine.tools.development.jetty9.StaticFileFilter.doFilter(StaticFileFilter.java:123 ),网址为org.eclipse.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java: 1610),网址为com.google.appengine.tools.development.DevAppServerModulesFilter.doDirectRequest(DevAppServerModulesFilter.java:366),网址为com.google.appengine.tools.development.DevAppServerModulesFilter.doDirectModuleRequest(DevAppServerModulesFilter.java:349),com.google.appengine org.eclipse.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java:1610)上的.tools.development.DevAppServerModulesFilter.doFilter(DevAppServerModulesFilter.java:116)在com.google.appengine.tools.development.DevAppServerRequestLogFilter.doFilter (DevAppServerRequestLogFilter.java:44)在org.eclipse.jetty.servlet.ServletHandler $ CachedChain.doFilter(ServletHandler.java:1602)在org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:540)在org。 org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:524)上的eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:146),org.eclipse.jetty.server.handler.HandlerWrapper org.eclipse上的handle(HandlerWrapper.java:132) org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1588)上的.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:257)org.eclipse.jetty.server.handler.ScopedHandler org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1345)的.nextHandle(ScopedHandler.java:255)org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203) ),位于org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1557)的org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:480)。 org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1247)上的Handler.ScopedHandler.nextScope(ScopedHandler.java:201),com.google.appengine.tools.development.jetty9.DevAppEngineWebAppContext.doScope( org.eclipse.jetty.server.handler.ScopedHandler.handle(DevAppEngineWebAppContext.java:94)(org.eclipse.jetty.server.handler.HandlerWrapper.handle(ScopedHandler.java:144) com.google.appengine.tools.development.jetty9.JettyContainerService $ ApiProxyHandler.handle(JettyContainerService.java:595)上的HandlerWrapper.java:132),org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java: 132),位于org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:364),位于org.eclipse.jetty.server.HttpChannel.org(org.eclipse.jetty.server.HttpConnection)位于org.eclipse.jetty.io.AbstractConnection $ ReadCallback.succeeded(AbstractConnection.java:305)位于.org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)的.onFillable(HttpConnection.java:260) org.eclipse.jetty.util上的org.eclipse.jetty.io.ChannelEndPoint $ 2.run(ChannelEndPoint.java:118)位于org.eclipse.jetty.util.EatWhatYouKill.runTask(EatWhatYouKill.java:333) org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)上的.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310)在org.eclipse.jetty.util.thread.strategy .EatWha org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.org)上的tYouKill.run(EatWhatYouKill.java:126)在org.eclipse.jetty.util.thread.ReservedThreadExecutor $ ReservedThread.run(ReservedThreadExecutor.java:366) java:765)在org.eclipse.jetty.util.thread.QueuedThreadPool $ 2.run(QueuedThreadPool.java:683)在java.lang.Thread.run(Thread.java:748)

实体注册操作通过。 服务器启动时发生:

public void contextInitialized(ServletContextEvent event) {

    ObjectifyService.register(Consumer.class);
    ObjectifyService.register(Administrator.class);
    ObjectifyService.register(Uploader.class);
    ObjectifyService.register(File.class);
}

但是之后,我无法可视化数据存储中的实体。 我应该看他们吗? (我确定它确实注册了操作,我在调试模式下进行了检查)

有人能帮我吗?

该异常已从Appengine SDK中排除-看起来像是某种配置问题。 它应包含解释该问题的异常消息。

注册实体对数据存储中的数据不执行任何操作。 它仅在应用程序VM中配置软件。 数据存储区显示您已保存的实体-请记住,它几乎是无模式的; 您可以随时创建任意种类。

也许退后一步并实施快速调整以熟悉环境。 跳过Objectify秒钟,然后编写一个使用低级API( DatastoreServiceFactoryDatastoreService )的应用程序,以将一个简单的测试实体写入数据存储区。 一旦可行(验证您的配置),然后继续使用Objectify。

谢谢你的帮助! 我通过添加解决

    <plugin>
        <groupId>org.eclipse.jetty</groupId>
        <artifactId>jetty-maven-plugin</artifactId>
        <version>9.4.14.v20181114</version>
    </plugin>

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