FileNotFoundException when file path include Unicode chars

[chunlinyao]

My groovy script stored in a folder with CJK charactor.
When I use groovyserv to run the script. I got FileNotFoundException, the file wax exactly in that folder.

Starting server.....................
Server is successfully started up on 1961 port
Caught: java.io.FileNotFoundException: D:\projects\納品物\test.groovy (D:\projects\納品物\test.groovy)
java.io.FileNotFoundException: D:\projects\納品物\test.groovy (D:\projects\納品物\test.groovy)
        at groovyx.groovyserv.GroovyMain2.processOnce(GroovyMain2.java:609)
        at groovyx.groovyserv.GroovyMain2.run(GroovyMain2.java:391)
        at groovyx.groovyserv.GroovyMain2.process(GroovyMain2.java:377)
        at groovyx.groovyserv.GroovyMain2.processArgs(GroovyMain2.java:130)
        at groovyx.groovyserv.GroovyInvokeHandler.invokeGroovy(GroovyInvokeHandler.groovy:134)
        at groovyx.groovyserv.GroovyInvokeHandler.run(GroovyInvokeHandler.groovy:64)

groovy can run this file.

VERSIONS:
Groovy Version: 4.0.1 JVM: 1.8.0_301 Vendor: Oracle Corporation OS: Windows 10
GroovyServ Version: Server: 1.2.0
GroovyServ Version: Client: 1.2.0