Play 2.0框架中是否允许最大数量的表?

时间:2012-06-18 06:41:45

标签: playframework playframework-2.0

嗨所以我创建了一个快速表:

package models;
import javax.persistence.*;
import play.db.ebean.Model;

@Entity
public class Phone extends Model {
@Id
public Long phoneID;
public String group;
public String name;
}

我收到以下错误:

  

PersistenceException:获取序列nextval时出错   javax.persistence.PersistenceException:获取序列nextval时出错        com.avaje.ebean.config.dbplatform.SequenceIdGenerator.getMoreIds(SequenceIdGenerator.java:213)        com.avaje.ebean.config.dbplatform.SequenceIdGenerator.loadMoreIds(SequenceIdGenerator.java:163)        com.avaje.ebean.config.dbplatform.SequenceIdGenerator.nextId(SequenceIdGenerator.java:118)        com.avaje.ebeaninternal.server.deploy.BeanDescriptor.nextId(BeanDescriptor.java:1218)        com.avaje.ebeaninternal.server.persist.DefaultPersister.setIdGenValue(DefaultPersister.java:1304)        com.avaje.ebeaninternal.server.persist.DefaultPersister.insert(DefaultPersister.java:403)        com.avaje.ebeaninternal.server.persist.DefaultPersister.saveEnhanced(DefaultPersister.java:345)        com.avaje.ebeaninternal.server.persist.DefaultPersister.saveRecurse(DefaultPersister.java:315)        com.avaje.ebeaninternal.server.persist.DefaultPersister.save(DefaultPersister.java:282)        com.avaje.ebeaninternal.server.core.DefaultServer.save(DefaultServer.java:1577)        com.avaje.ebeaninternal.server.core.DefaultServer.save(DefaultServer.java:1567)        com.avaje.ebean.Ebean.save(Ebean.java:538)play.db.ebean.Model.save(Model.java:76)        models.Command.createCommand(Command.java:100)        models.Command.populateCommands(Command.java:68)        Global.onStart(Global.java:22)play.core.j.JavaGlobalSettingsAdapter.onStart(JavaGlobalSettingsAdapter.scala:15)        play.api.GlobalPlugin.onStart(Global.scala:134)        play.api.Play $$ anonfun $开始$ 1.适用(Play.scala:60)        play.api.Play $$ anonfun $开始$ 1.适用(Play.scala:60)        scala.collection.LinearSeqOptimized $ class.foreach(LinearSeqOptimized.scala:59)        scala.collection.immutable.List.foreach(List.scala:45)        play.api.Play $。开始(Play.scala:60)        play.core.ReloadableApplication $$ anonfun $得到$ 1 $$ anonfun $ $申请3 $$ anonfun $ 1.适用(ApplicationProvider.scala:125)        play.core.ReloadableApplication $$ anonfun $得到$ 1 $$ anonfun $ $申请3 $$ anonfun $ 1.适用(ApplicationProvider.scala:112)        scala.Option.map(Option.scala:133)        play.core.ReloadableApplication $$ anonfun $得到$ 1 $$ anonfun $ $申请3.apply(ApplicationProvider.scala:112)        play.core.ReloadableApplication $$ anonfun $得到$ 1 $$ anonfun $ $申请3.apply(ApplicationProvider.scala:110)        scala.Either $ RightProjection.flatMap(Either.scala:277)        play.core.ReloadableApplication $$ anonfun $得到$ 1.适用(ApplicationProvider.scala:110)        play.core.ReloadableApplication $$ anonfun $得到$ 1.适用(ApplicationProvider.scala:110)        akka.dispatch.Future $$不久$ 3.liftedTree1 $ 1(Future.scala:195)        akka.dispatch.Future $$匿名$ 3.run(Future.scala:194)        akka.dispatch.TaskInvocation.run(AbstractDispatcher.scala:83)        akka.jsr166y.ForkJoinTask $ AdaptedRunnableAction.exec(ForkJoinTask.java:1381)        akka.jsr166y.ForkJoinTask.doExec(ForkJoinTask.java:259)        akka.jsr166y.ForkJoinPool $ WorkQueue.runTask(ForkJoinPool.java:974)        akka.jsr166y.ForkJoinPool.runWorker(ForkJoinPool.java:1478)        akka.jsr166y.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:104)

我是否允许使用h2内存数据库的最大表数?我真的不明白这个错误来自哪里。如果我删除这一行它工作正常,但它看起来像另一个类导致问题:createCommand,它只有以下内容:

public static void create(Command data) {
    data.save();
}
public static void populateCommands() {
    createCommand(0x00, "Cmd1");
    createCommand(0x02, "Cmd2");
    createCommand(0x03, "Cmd3");
}

任何帮助表示感谢。

1 个答案:

答案 0 :(得分:0)

我认为问题是我开了日食。 我注意到eclipse和play同时运行的一些问题。 我需要关闭eclipse运行play框架和再次打开eclipse。

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