Bug#912473: jython FTBFS with OpenJDK 11

[Adrian Bunk]

Source: jython
Version: 2.7.1+repack-4
Severity: serious
Tags: ftbfs

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/jython.html

...
compile:
    [javac] /build/1st/jython-2.7.1+repack/build.xml:486: warning: 'includeantruntime' was not set, defaulting to build.sysclasspath=last; set to false for repeatable builds
    [javac] Compiling 882 source files to /build/1st/jython-2.7.1+repack/build/classes
    [javac] /build/1st/jython-2.7.1+repack/src/org/python/compiler/Module.java:21: error: package javax.xml.bind does not exist
    [javac] import javax.xml.bind.DatatypeConverter;
    [javac]                      ^
    [javac] /build/1st/jython-2.7.1+repack/src/org/python/core/BytecodeLoader.java:11: error: package javax.xml.bind does not exist
    [javac] import javax.xml.bind.DatatypeConverter;
    [javac]                      ^
 ...
    [javac] /build/1st/jython-2.7.1+repack/src/org/python/compiler/Module.java:867: error: cannot find symbol
    [javac]         String code_str = DatatypeConverter.printBase64Binary(bo.toByteArray());
    [javac]                           ^
    [javac]   symbol:   variable DatatypeConverter
    [javac]   location: class Module
...
    [javac] /build/1st/jython-2.7.1+repack/src/org/python/core/BytecodeLoader.java:82: error: cannot find symbol
    [javac]         byte[] b = DatatypeConverter.parseBase64Binary(code_str);
    [javac]                    ^
    [javac]   symbol:   variable DatatypeConverter
    [javac]   location: class BytecodeLoader