JRE 8 javaws.jar is the JAR file for JRE 8 Java Web Start, which allows users to start Java applications directly from the Internet using a web browser. JRE (Java Runtime) 8 is the runtime environment included in JDK 8.

JRE 8 javaws.jar contains Java classes to launch Java Web Start:

com.sun.javaws.Main - Launches Java Web Start.

Here is the list of Java classes in JRE 1.8.0_191 javaws.jar located at \fyicenter\jdk-1.8.0_191\jre\lib\javaws.jar.

Package Content:

com/sun/javaws/BrowserSupport.class
com/sun/javaws/BrowserSupportFactory.class
com/sun/javaws/Cache6UpgradeHelper.class
com/sun/javaws/CacheUpdateHelper.class
com/sun/javaws/CacheUtil.class
com/sun/javaws/ExtensionInstallHandler.class
com/sun/javaws/ExtensionInstallHandlerFactory.class
com/sun/javaws/Globals.class
com/sun/javaws/HtmlOptions.class
com/sun/javaws/IconUtil.class
com/sun/javaws/JAuthenticator.class
com/sun/javaws/JnlpxArgs.class
com/sun/javaws/LaunchDownload.class
com/sun/javaws/Launcher.class
com/sun/javaws/LocalInstallHandler.class
com/sun/javaws/LocalInstallHandlerFactory.class
com/sun/javaws/Main.class
com/sun/javaws/OperaPreferences.class
com/sun/javaws/OperaSupport.class
com/sun/javaws/WinBrowserSupport.class
com/sun/javaws/WinExtensionInstallHandler.class
com/sun/javaws/WinInstallHandler.class
com/sun/javaws/WinOperaSupport.class
com/sun/javaws/exceptions/BadFieldException.class
com/sun/javaws/exceptions/BadJARFileException.class
com/sun/javaws/exceptions/BadMimeTypeResponseException.class
com/sun/javaws/exceptions/BadVersionResponseException.class
com/sun/javaws/exceptions/CacheAccessException.class
com/sun/javaws/exceptions/CanceledDownloadException.class
com/sun/javaws/exceptions/CouldNotLoadArgumentException.class
com/sun/javaws/exceptions/DownloadException.class
com/sun/javaws/exceptions/ErrorCodeResponseException.class
com/sun/javaws/exceptions/ExitException.class
com/sun/javaws/exceptions/FailedDownloadingResourceException.class
com/sun/javaws/exceptions/InvalidArgumentException.class
com/sun/javaws/exceptions/InvalidJarDiffException.class
com/sun/javaws/exceptions/JNLPException.class
com/sun/javaws/exceptions/JNLPSigningException.class
com/sun/javaws/exceptions/JNLParseException.class
com/sun/javaws/exceptions/JRESelectException.class
com/sun/javaws/exceptions/JreExecException.class
com/sun/javaws/exceptions/LaunchDescException.class
com/sun/javaws/exceptions/MissingFieldException.class
com/sun/javaws/exceptions/MissingVersionResponseException.class
com/sun/javaws/exceptions/MultipleHostsException.class
com/sun/javaws/exceptions/NativeLibViolationException.class
com/sun/javaws/exceptions/NoLocalJREException.class
com/sun/javaws/exceptions/OfflineLaunchException.class
com/sun/javaws/exceptions/UnsignedAccessViolationException.class
com/sun/javaws/jnl/AppletDesc.class
com/sun/javaws/jnl/ApplicationDesc.class
com/sun/javaws/jnl/EmbeddedJNLPValidation.class
com/sun/javaws/jnl/ExtDownloadDesc.class
com/sun/javaws/jnl/ExtensionDesc.class
com/sun/javaws/jnl/Filter.class
com/sun/javaws/jnl/IconDesc.class
com/sun/javaws/jnl/InformationDesc.class
com/sun/javaws/jnl/InstallerDesc.class
com/sun/javaws/jnl/JARDesc.class
com/sun/javaws/jnl/JARUpdater.class
com/sun/javaws/jnl/JREDesc.class
com/sun/javaws/jnl/JREMatcher.class
com/sun/javaws/jnl/JavaFXAppDesc.class
com/sun/javaws/jnl/JavaFXRuntimeDesc.class
com/sun/javaws/jnl/LDUpdater.class
com/sun/javaws/jnl/LaunchDesc.class
com/sun/javaws/jnl/LaunchDescFactory.class
com/sun/javaws/jnl/LaunchSelection.class
com/sun/javaws/jnl/LibraryDesc.class
com/sun/javaws/jnl/MatcherReturnCode.class
com/sun/javaws/jnl/PackageDesc.class
com/sun/javaws/jnl/PropertyDesc.class
com/sun/javaws/jnl/RContentDesc.class
com/sun/javaws/jnl/ResourceType.class
com/sun/javaws/jnl/ResourceVisitor.class
com/sun/javaws/jnl/ResourcesDesc.class
com/sun/javaws/jnl/ShortcutDesc.class
com/sun/javaws/jnl/UpdateDesc.class
com/sun/javaws/jnl/XMLFormat.class
com/sun/javaws/jnl/XMLUtils.class
com/sun/javaws/net/protocol/jar/Handler.class
com/sun/javaws/progress/CustomProgress2PreloaderAdapter.class
com/sun/javaws/progress/PreloaderDelegate.class
com/sun/javaws/progress/PreloaderPostEventListener.class
com/sun/javaws/progress/Progress.class
com/sun/javaws/security/AppContextUtil.class
com/sun/javaws/security/AppPolicy.class
com/sun/javaws/security/JNLPSignedResourcesHelper.class
com/sun/javaws/security/JavaWebStartSecurity.class
com/sun/javaws/security/Resource.class
com/sun/javaws/security/SigningInfo.class
com/sun/javaws/ui/ApplicationIconGenerator.class
com/sun/javaws/ui/CacheObject.class
com/sun/javaws/ui/CacheTable.class
com/sun/javaws/ui/CacheViewDialog.class
com/sun/javaws/ui/CacheViewer.class
com/sun/javaws/ui/JavawsSysRun.class
com/sun/javaws/ui/LaunchErrorDialog.class
com/sun/javaws/ui/SplashGenerator.class
com/sun/javaws/ui/SplashScreen.class
com/sun/javaws/ui/UpdateDialog.class
com/sun/javaws/util/JNLPUtils.class
com/sun/javaws/util/JavawsConsoleController.class
com/sun/javaws/util/JavawsDialogListener.class
com/sun/javaws/util/JfxHelper.class
com/sun/jnlp/ApiDialog.class
com/sun/jnlp/AppletAudioClip.class
com/sun/jnlp/AppletContainer.class
com/sun/jnlp/AppletContainerCallback.class
com/sun/jnlp/BasicServiceImpl.class
com/sun/jnlp/CheckServicePermission.class
com/sun/jnlp/ClipboardServiceImpl.class
com/sun/jnlp/DownloadService2Impl.class
com/sun/jnlp/DownloadServiceImpl.class
com/sun/jnlp/ExtendedServiceImpl.class
com/sun/jnlp/ExtendedServiceNSBImpl.class
com/sun/jnlp/ExtensionInstallerServiceImpl.class
com/sun/jnlp/FileContentsImpl.class
com/sun/jnlp/FileOpenServiceImpl.class
com/sun/jnlp/FileOpenServiceNSBImpl.class
com/sun/jnlp/FileSaveServiceImpl.class
com/sun/jnlp/FileSaveServiceNSBImpl.class
com/sun/jnlp/ImageCache.class
com/sun/jnlp/IntegrationServiceImpl.class
com/sun/jnlp/IntegrationServiceNSBImpl.class
com/sun/jnlp/JNLPCachedJarURLConnection.class
com/sun/jnlp/JNLPClassLoader.class
com/sun/jnlp/JNLPClassLoaderIf.class
com/sun/jnlp/JNLPClassLoaderUtil.class
com/sun/jnlp/JNLPRMIClassLoaderSpi.class
com/sun/jnlp/JNLPRandomAccessFileImpl.class
com/sun/jnlp/JNLPRandomAccessFileNSBImpl.class
com/sun/jnlp/JnlpLookupStub.class
com/sun/jnlp/MeteredFileOutputStream.class
com/sun/jnlp/MeteredFileOutputStreamNSB.class
com/sun/jnlp/NativeSandboxJNLPServiceImpl.class
com/sun/jnlp/PersistenceServiceImpl.class
com/sun/jnlp/PersistenceServiceNSBImpl.class
com/sun/jnlp/PrintServiceImpl.class
com/sun/jnlp/SingleInstanceServiceImpl.class
javax/jnlp/BasicService.class
javax/jnlp/ClipboardService.class
javax/jnlp/DownloadService.class
javax/jnlp/DownloadService2.class
javax/jnlp/DownloadServiceListener.class
javax/jnlp/ExtendedService.class
javax/jnlp/ExtensionInstallerService.class
javax/jnlp/FileContents.class
javax/jnlp/FileOpenService.class
javax/jnlp/FileSaveService.class
javax/jnlp/IntegrationService.class
javax/jnlp/JNLPRandomAccessFile.class
javax/jnlp/PersistenceService.class
javax/jnlp/PrintService.class
javax/jnlp/ServiceManager.class
javax/jnlp/ServiceManagerStub.class
javax/jnlp/SingleInstanceListener.class
javax/jnlp/SingleInstanceService.class
javax/jnlp/UnavailableServiceException.class

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