I already import certifcate to local keystore however it still fails with below error message

nknown ResourceAccessException
org.cloudfoundry.client.lib.org.springframework.web.client.ResourceAccessException: I/O error on GET request for "https://api.ghecf.lab.emc.com/info":sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target; nested exception is javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

at org.cloudfoundry.client.lib.org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:558)

at org.cloudfoundry.client.lib.rest.LoggingRestTemplate.doExecute(LoggingRestTemplate.java:54)

at org.cloudfoundry.client.lib.org.springframework.web.client.RestTemplate.execute(RestTemplate.java:503)

at org.cloudfoundry.client.lib.org.springframework.web.client.RestTemplate.getForObject(RestTemplate.java:240)

at org.cloudfoundry.client.lib.rest.CloudControllerClientFactory.getInfoMap(CloudControllerClientFactory.java:101)

at org.cloudfoundry.client.lib.rest.CloudControllerClientFactory.createOauthClient(CloudControllerClientFactory.java:91)

at org.cloudfoundry.client.lib.rest.CloudControllerClientFactory.newCloudController(CloudControllerClientFactory.java:75)

at org.cloudfoundry.client.lib.CloudFoundryClient.<init>(CloudFoundryClient.java:164)

at com.hpe.cloudfoundryjenkins.CloudFoundryPushPublisher$DescriptorImpl.doTestConnection(CloudFoundryPushPublisher.java:666)

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.kohsuke.stapler.Function$InstanceFunction.invoke(Function.java:324)

at org.kohsuke.stapler.Function.bindAndInvoke(Function.java:167)

at org.kohsuke.stapler.Function.bindAndInvokeAndServeResponse(Function.java:100)

at org.kohsuke.stapler.MetaClass$1.doDispatch(MetaClass.java:124)

at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)

at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)

at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)

at org.kohsuke.stapler.MetaClass$5.doDispatch(MetaClass.java:233)

at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)

at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)

at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)

at org.kohsuke.stapler.MetaClass$5.doDispatch(MetaClass.java:233)

at org.kohsuke.stapler.NameBasedDispatcher.dispatch(NameBasedDispatcher.java:58)

at org.kohsuke.stapler.Stapler.tryInvoke(Stapler.java:746)

at org.kohsuke.stapler.Stapler.invoke(Stapler.java:876)

at org.kohsuke.stapler.Stapler.invoke(Stapler.java:649)

at org.kohsuke.stapler.Stapler.service(Stapler.java:238)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)

at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1669)

at hudson.util.PluginServletFilter$1.doFilter(PluginServletFilter.java:135)

at hudson.util.PluginServletFilter.doFilter(PluginServletFilter.java:126)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)

at hudson.security.csrf.CrumbFilter.doFilter(CrumbFilter.java:80)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)

at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:84)

at hudson.security.UnwrapSecurityExceptionFilter.doFilter(UnwrapSecurityExceptionFilter.java:51)

at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)

at jenkins.security.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:117)

at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)

at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)

at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)

at org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142)

at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)

at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:271)

at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)

at jenkins.security.BasicHeaderProcessor.doFilter(BasicHeaderProcessor.java:93)

at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)

at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:249)

at hudson.security.HttpSessionContextIntegrationFilter2.doFilter(HttpSessionContextIntegrationFilter2.java:67)

at hudson.security.ChainedServletFilter$1.doFilter(ChainedServletFilter.java:87)

at hudson.security.ChainedServletFilter.doFilter(ChainedServletFilter.java:76)

at hudson.security.HudsonFilter.doFilter(HudsonFilter.java:171)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)

at org.kohsuke.stapler.compression.CompressionFilter.doFilter(CompressionFilter.java:49)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)

at hudson.util.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:82)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)

at org.kohsuke.stapler.DiagnosticThreadNameFilter.doFilter(DiagnosticThreadNameFilter.java:30)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652)

at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)

at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:553)

at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)

at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)

at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)

at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)

at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)

at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)

at org.eclipse.jetty.server.Server.handle(Server.java:499)

at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)

at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)

at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)

at winstone.BoundedExecutorService$1.run(BoundedExecutorService.java:77)

at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)

at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)

at java.lang.Thread.run(Unknown Source)

Caused by: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

at sun.security.ssl.Alerts.getSSLException(Unknown Source)

at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)

at sun.security.ssl.Handshaker.fatalSE(Unknown Source)

at sun.security.ssl.Handshaker.fatalSE(Unknown Source)

at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)

at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)

at sun.security.ssl.Handshaker.processLoop(Unknown Source)

at sun.security.ssl.Handshaker.process_record(Unknown Source)

at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)

at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)

at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)

at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)

at org.apache.http.conn.ssl.SSLConnectionSocketFactory.createLayeredSocket(SSLConnectionSocketFactory.java:290)

at org.apache.http.conn.ssl.SSLConnectionSocketFactory.connectSocket(SSLConnectionSocketFactory.java:259)

at org.apache.http.impl.conn.HttpClientConnectionOperator.connect(HttpClientConnectionOperator.java:125)

at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:319)

at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:363)

at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:219)

at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:195)

at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:86)

at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:108)

at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)

at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:82)

at org.cloudfoundry.client.lib.org.springframework.http.client.HttpComponentsClientHttpRequest.executeInternal(HttpComponentsClientHttpRequest.java:87)

at org.cloudfoundry.client.lib.org.springframework.http.client.AbstractBufferingClientHttpRequest.executeInternal(AbstractBufferingClientHttpRequest.java:48)

at org.cloudfoundry.client.lib.org.springframework.http.client.AbstractClientHttpRequest.execute(AbstractClientHttpRequest.java:52)

at org.cloudfoundry.client.lib.org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:542)

... 80 more

Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

at sun.security.validator.PKIXValidator.doBuild(Unknown Source)

at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)

at sun.security.validator.Validator.validate(Unknown Source)

at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)

at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)

at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)

at org.apache.http.conn.ssl.SSLContextBuilder$TrustManagerDelegate.checkServerTrusted(SSLContextBuilder.java:190)

at sun.security.ssl.AbstractTrustManagerWrapper.checkServerTrusted(Unknown Source)

... 103 more

Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target

at sun.security.provider.certpath.SunCertPathBuilder.build(Unknown Source)

at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)

at java.security.cert.CertPathBuilder.build(Unknown Source)

... 111 more