Eclipse Transfer Exception原因分析

最近在配置Eclipse的SVN插件sublipse时，遇到了Transfer Exception的异常。

问题描述：
eclipse.buildId=unknown
java.version=1.6.0_21
java.vendor=Sun Microsystems Inc.
BootLoader constants: OS=win32, ARCH=x86, WS=win32, NL=zh_CN
Framework arguments:  -product org.eclipse.epp.package.jee.product
Command-line arguments:  -os win32 -ws win32 -arch x86 -product org.eclipse.epp.package.jee.product


Error
Thu Jan 13 15:28:34 CST 2011
Transfer Exception

java.net.SocketTimeoutException: Read timed out
at java.net.SocketInputStream.socketRead0(Native Method)
at java.net.SocketInputStream.read(SocketInputStream.java:129)
at java.io.BufferedInputStream.read1(BufferedInputStream.java:256)
at java.io.BufferedInputStream.read(BufferedInputStream.java:317)
at org.apache.commons.httpclient.ContentLengthInputStream.read(ContentLengthInputStream.java:170)
at java.io.FilterInputStream.read(FilterInputStream.java:116)
at org.apache.commons.httpclient.AutoCloseInputStream.read(AutoCloseInputStream.java:108)
at java.io.FilterInputStream.read(FilterInputStream.java:90)
at org.apache.commons.httpclient.AutoCloseInputStream.read(AutoCloseInputStream.java:127)
at org.eclipse.ecf.provider.filetransfer.retrieve.AbstractRetrieveFileTransfer$1.performFileTransfer(AbstractRetrieveFileTransfer.java:140)
at org.eclipse.ecf.filetransfer.FileTransferJob.run(FileTransferJob.java:73)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)


在网上找了很久，发现其原因是之前Eclipse的更新被我终止造成的。每次在启动的时候会先去执行更新操作，所以安装sublipse插件的操作得不到执行，因此造成了Transfer Exception的异常。将Eclipse继续更新完毕，则Transfer Exception问题得到解决。在安装sublipse时需要有耐心，因为其安装速度是很慢的。