使用Eclipse Java重新加载工作区失败

我最近在我的电脑上重新安装了java和java jdk。在此之前，我的工作区加载得很好。然后我多次停电。我不能再重新加载我的工作区了。有人能告诉我如何使这项工作再次发挥作用吗？我不知道我在做什么，需要帮助。我试过无数种方法

以下是日志：

!SESSION 2020-09-09 01:49:53.349 -----------------------------------------------
eclipse.buildId=4.6.2.M20161124-1400
java.version=14.0.2
java.vendor=Oracle Corporation
BootLoader constants: OS=win32, ARCH=x86_64, WS=win32, NL=en_AU
Framework arguments:  -product org.eclipse.epp.package.java.product
Command-line arguments:  -os win32 -ws win32 -arch x86_64 -product org.eclipse.epp.package.java.product

!ENTRY org.eclipse.core.resources 2 10035 2020-09-09 01:50:17.543
!MESSAGE The workspace exited with unsaved changes in the previous session; refreshing workspace to recover changes.

!ENTRY org.eclipse.osgi 4 0 2020-09-09 01:50:17.679
!MESSAGE Application error
!STACK 1
org.eclipse.e4.core.di.InjectionException: java.lang.NoClassDefFoundError: javax/annotation/PostConstruct
    at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:386)
    at org.eclipse.e4.core.internal.di.InjectorImpl.make(InjectorImpl.java:294)
    at org.eclipse.e4.core.contexts.ContextInjectionFactory.make(ContextInjectionFactory.java:162)
    at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createDefaultHeadlessContext(E4Application.java:490)
    at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createDefaultContext(E4Application.java:504)
    at org.eclipse.e4.ui.internal.workbench.swt.E4Application.createE4Workbench(E4Application.java:203)
    at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:632)
    at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
    at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:610)
    at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:148)
    at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:138)
    at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
    at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
    at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.base/java.lang.reflect.Method.invoke(Method.java:564)
    at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673)
    at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610)
    at org.eclipse.equinox.launcher.Main.run(Main.java:1519)
    at org.eclipse.equinox.launcher.Main.main(Main.java:1492)
Caused by: java.lang.NoClassDefFoundError: javax/annotation/PostConstruct
    at org.eclipse.e4.core.internal.di.InjectorImpl.inject(InjectorImpl.java:151)
    at org.eclipse.e4.core.internal.di.InjectorImpl.internalMake(InjectorImpl.java:375)
    ... 23 more
Caused by: java.lang.ClassNotFoundException: javax.annotation.PostConstruct cannot be found by org.eclipse.e4.core.di_1.6.1.v20160712-0927
    at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:410)
    at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:372)
    at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:364)
    at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:161)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
    ... 25 more

!ENTRY org.eclipse.e4.ui.workbench 4 0 2020-09-09 01:50:17.685
!MESSAGE FrameworkEvent ERROR
!STACK 0
java.lang.NoClassDefFoundError: javax/annotation/PreDestroy
    at org.eclipse.e4.core.internal.di.InjectorImpl.disposed(InjectorImpl.java:426)
    at org.eclipse.e4.core.internal.di.Requestor.disposed(Requestor.java:154)
    at org.eclipse.e4.core.internal.contexts.ContextObjectSupplier$ContextInjectionListener.update(ContextObjectSupplier.java:78)
    at org.eclipse.e4.core.internal.contexts.TrackableComputationExt.update(TrackableComputationExt.java:111)
    at org.eclipse.e4.core.internal.contexts.TrackableComputationExt.handleInvalid(TrackableComputationExt.java:74)
    at org.eclipse.e4.core.internal.contexts.EclipseContext.dispose(EclipseContext.java:176)
    at org.eclipse.e4.core.internal.contexts.osgi.EclipseContextOSGi.dispose(EclipseContextOSGi.java:106)
    at org.eclipse.e4.core.internal.contexts.osgi.EclipseContextOSGi.bundleChanged(EclipseContextOSGi.java:139)
    at org.eclipse.osgi.internal.framework.BundleContextImpl.dispatchEvent(BundleContextImpl.java:903)
    at org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230)
    at org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148)
    at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEventPrivileged(EquinoxEventPublisher.java:213)
    at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:120)
    at org.eclipse.osgi.internal.framework.EquinoxEventPublisher.publishBundleEvent(EquinoxEventPublisher.java:112)
    at org.eclipse.osgi.internal.framework.EquinoxContainerAdaptor.publishModuleEvent(EquinoxContainerAdaptor.java:156)
    at org.eclipse.osgi.container.Module.publishEvent(Module.java:476)
    at org.eclipse.osgi.container.Module.doStop(Module.java:634)
    at org.eclipse.osgi.container.Module.stop(Module.java:498)
    at org.eclipse.osgi.container.SystemModule.stop(SystemModule.java:202)
    at org.eclipse.osgi.internal.framework.EquinoxBundle$SystemBundle$EquinoxSystemModule$1.run(EquinoxBundle.java:165)
    at java.base/java.lang.Thread.run(Thread.java:832)
Caused by: java.lang.ClassNotFoundException: javax.annotation.PreDestroy cannot be found by org.eclipse.e4.core.di_1.6.1.v20160712-0927
    at org.eclipse.osgi.internal.loader.BundleLoader.findClassInternal(BundleLoader.java:410)
    at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:372)
    at org.eclipse.osgi.internal.loader.BundleLoader.findClass(BundleLoader.java:364)
    at org.eclipse.osgi.internal.loader.ModuleClassLoader.loadClass(ModuleClassLoader.java:161)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
    ... 21 more

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通过将Java重新安装为64位并安装在不同的驱动器中解决了此问题。

Eclipse Neon太旧，无法使用Java 14，请使用当前的Eclipse 2020-06或返回Java 8。我通过在正确的文件夹中重新安装64位Java来解决此问题。我觉得自己太傻了，哈哈。不过最后我还是照你说的做了。谢谢：D