com.jcraft.jsch.JSchException: Session.connect: java.io.IOException: End of IO Stream Read

com.jcraft.jsch.JSchException: Session.connect: java.io.IOException: End of IO Stream Read
         at com.jcraft.jsch.Session.connect(Session.java:558)
         at com.jcraft.jsch.Session.connect(Session.java:183)
         at com.hthk.iisz.util.SftpUtil.getSFTPClient(SftpUtil.java:46)
         at com.hthk.iisz.util.SftpUtil.uploadFile(SftpUtil.java:123)
         at com.hthk.iisz.action.SupportUploadAction.uploadImage(SupportUploadAction.java:67)
         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
         at java.lang.reflect.Method.invoke(Method.java:597)
         at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:269)
         at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:170)
         at org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)
         at org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)
         at org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)
         at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)
         at org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:305)
         at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:191)
         at org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)
         at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)
         at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462)
         at javax.servlet.http.HttpServlet.service(HttpServlet.java:637)
         at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
         at or

解决：
使用SFTP上传文件遇到此异常的最好解决办法是升级部署的服务器JDK为1.8+，低版本的JDK有时已经不被SFTP文件服务器所支持了。