ADDITIONAL SYSTEM INFORMATION :
Windows 10
Jdk1.8.0_241

A DESCRIPTION OF THE PROBLEM :
When a extended character like "ñ" is in the Path of the Java Source Files the javadoc.exe fails with a message "javadoc: error - File not found..."

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
1) argfile with row with 'ñ', for example 'C:/Users/jorge.muñoz/eclipse-workspace/GenerateJson/src/main/java/com/mango/generatejson/Generate.java'
2) Exec \apidocs\javadoc.bat


EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
The process finish ok and generates the javadoc files
ACTUAL -
The sequent error is obtained:

C:\Users\jorge.muñoz\eclipse-workspace\GenerateJson\target\site\apidocs>"C:\Program Files (x86)\Java\jdk1.8.0_241\jre\..\bin\javadoc.exe" @options @argfile
javadoc: error - File not found: "C:/Users/jorge.mu├▒oz/eclipse-workspace/GenerateJson/src/main/java/com/mango/generatejson/Generate.java"
1 error

FREQUENCY : always