DCM build fails on Ubuntu 18.04 with Java 11

[guyclarke46]

Trying to build DCM on Ubuntu 18.04 with Java 11 and getting the following errors. Don't know if its a version problem or some other config problem on my ubuntu.

commandline:
[mkdir] Created dir: /home/guy/datapower-configuration-manager/build/locale
[mkdir] Created dir: /home/guy/datapower-configuration-manager/dist
[get] Getting: http://search.maven.org/remotecontent?filepath=xalan/xalan/2.7.2/xalan-2.7.2.jar
[get] To: /home/guy/datapower-configuration-manager/lib/xalan-2.7.2.jar
[get] http://search.maven.org/remotecontent?filepath=xalan/xalan/2.7.2/xalan-2.7.2.jar permanently moved to https://repo1.maven.org:443/fromsearch?filepath=xalan/xalan/2.7.2/xalan-2.7.2.jar
[get] https://repo1.maven.org:443/fromsearch?filepath=xalan/xalan/2.7.2/xalan-2.7.2.jar permanently moved to https://repo1.maven.org/maven2/xalan/xalan/2.7.2/xalan-2.7.2.jar
[get] Getting: http://search.maven.org/remotecontent?filepath=xalan/serializer/2.7.2/serializer-2.7.2.jar
[get] To: /home/guy/datapower-configuration-manager/lib/serializer-2.7.2.jar
[get] http://search.maven.org/remotecontent?filepath=xalan/serializer/2.7.2/serializer-2.7.2.jar permanently moved to https://repo1.maven.org:443/fromsearch?filepath=xalan/serializer/2.7.2/serializer-2.7.2.jar
[get] https://repo1.maven.org:443/fromsearch?filepath=xalan/serializer/2.7.2/serializer-2.7.2.jar permanently moved to https://repo1.maven.org/maven2/xalan/serializer/2.7.2/serializer-2.7.2.jar
[javac] Compiling 19 source files to /home/guy/datapower-configuration-manager/build/locale
[javac] warning: [options] bootstrap class path not set in conjunction with -source 6
[javac] warning: [options] source value 6 is obsolete and will be removed in a future release
[javac] warning: [options] target value 1.6 is obsolete and will be removed in a future release
[javac] warning: [options] To suppress warnings about obsolete options, use -Xlint:-options.
[javac] /home/guy/datapower-configuration-manager/src/com/ibm/dcm/SSLConnection.java:26: error: package javax.xml.bind does not exist
[javac] import javax.xml.bind.DatatypeConverter;
[javac] ^
[javac] /home/guy/datapower-configuration-manager/src/com/ibm/dcm/MyNamespaces.java:29: error: MyNamespaces is not abstract and does not override abstract method getPrefixes(String) in NamespaceContext
[javac] public class MyNamespaces implements javax.xml.namespace.NamespaceContext {
[javac] ^
[javac] /home/guy/datapower-configuration-manager/src/com/ibm/dcm/MyNamespaces.java:51: error: getPrefixes(String) in MyNamespaces cannot implement getPrefixes(String) in NamespaceContext
[javac] public Iterator getPrefixes(String namespaceURI) { [javac] ^ [javac] return type Iterator is not compatible with Iterator
[javac] /home/guy/datapower-configuration-manager/src/com/ibm/dcm/SSLConnection.java:284: error: cannot find symbol
[javac] buf.append(DatatypeConverter.printBase64Binary(cert.getEncoded()).replaceAll("(.{64})", "$1\n"));
[javac] ^
[javac] symbol: variable DatatypeConverter
[javac] location: class SSLConnection
[javac] Note: /home/guy/datapower-configuration-manager/src/com/ibm/dcm/Soma.java uses or overrides a deprecated API.
[javac] Note: Recompile with -Xlint:deprecation for details.
[javac] 4 errors
[javac] 4 warnings

[guyclarke46]

jaxb has been removed from Java 11, installed java 8 and the build was ok.