出现错误后，我进入了应用程序。我不明白这是什么，什么解决方案？请指导我
java.lang.UnsatisfiedLinkError: no otfxjni in java.library.path
at java.lang.ClassLoader.loadLibrary(Unknown Source)
at java.lang.Runtime.loadLibrary0(Unknown Source)
at java.lang.System.loadLibrary(Unknown Source)
at com.digitalpersona.onetouch.jni.FeatureExtractionLibrary.<clinit>(FeatureExtractionLibrary.java:16)
at com.digitalpersona.onetouch.jni.FeatureExtractor.<clinit>(FeatureExtractor.java:8)
at com.digitalpersona.onetouch.processing._impl.DPFPFeatureExtractionFactoryImpl$FeatureExtractionImpl.<init>(DPFPFeatureExtractionFactoryImpl.java:32)
at com.digitalpersona.onetouch.processing._impl.DPFPFeatureExtractionFactoryImpl.createFeatureExtraction(DPFPFeatureExtractionFactoryImpl.java:19)
at VarifyServer.extractFeatures(VarifyServer.java:121)
at VarifyServer.callClient(VarifyServer.java:71)
at Bean.callServer(Bean.java:30)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.apache.el.parser.AstValue.invoke(AstValue.java:131)
at org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276)
at com.sun.facelets.el.TagMethodExpression.invoke(TagMethodExpression.java:68)
at javax.faces.event.MethodExpressionActionListener.processAction(MethodExpressionActionListener.java:88)
at javax.faces.event.ActionEvent.processListener(ActionEvent.java:77)
at javax.faces.component.UIComponentBase.broadcast(UIComponentBase.java:743)
at javax.faces.component.UICommand.broadcast(UICommand.java:368)
at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java:447)
at javax.faces.component.UIViewRoot.processApplication(UIViewRoot.java:752)
at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(InvokeApplicationPhase.java:97)
at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251)
at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:117)
at com.icesoft.faces.webapp.http.core.JsfLifecycleExecutor.apply(JsfLifecycleExecutor.java:17)
at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.renderCycle(ReceiveSendUpdates.java:94)
at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.service(ReceiveSendUpdates.java:54)
at com.icesoft.faces.webapp.http.core.RequestVerifier.service(RequestVerifier.java:26)
at com.icesoft.faces.webapp.http.common.standard.PathDispatcherServer.service(PathDispatcherServer.java:24)
at com.icesoft.faces.webapp.http.servlet.MainSessionBoundServlet.service(MainSessionBoundServlet.java:160)
at com.icesoft.faces.webapp.http.servlet.SessionDispatcher$1.service(SessionDispatcher.java:38)
at com.icesoft.faces.webapp.http.servlet.ThreadBlockingAdaptingServlet.service(ThreadBlockingAdaptingServlet.java:19)
at com.icesoft.faces.webapp.http.servlet.EnvironmentAdaptingServlet.service(EnvironmentAdaptingServlet.java:63)
at com.icesoft.faces.webapp.http.servlet.SessionDispatcher.service(SessionDispatcher.java:55)
at com.icesoft.faces.webapp.http.servlet.SessionVerifier.service(SessionVerifier.java:19)
at com.icesoft.faces.webapp.http.servlet.PathDispatcher.service(PathDispatcher.java:23)
at com.icesoft.faces.webapp.http.servlet.MainServlet.service(MainServlet.java:91)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(BlockingServlet.java:56)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:261)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:581)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
at java.lang.Thread.run(Unknown Source)
最佳答案
您的com.digitalpersona.onetouch.jni.FeatureExtractionLibrary类使用JNI调出otfxjni本机库（.so或.dll扩展名）。但是，该库不在您的库路径中。
您可以通过在运行时进程中添加-Djava.library.path=<path to otfxjni file>参数来手动设置此路径。