japicmp post processing script fails with Java 16
Exclude log4j from japicmp because we have it only as an optional dependency
<groupId>com.github.siom79.japicmp</groupId>
<artifactId>japicmp-maven-plugin</artifactId>
<version>0.15.3</version>
+ <configuration>
+ <parameter>
+ <ignoreMissingClassesByRegularExpressions>
+ <ignoreMissingClassesByRegularExpression>org\.apache\.logging\.log4j\..*</ignoreMissingClassesByRegularExpression>
+ </ignoreMissingClassesByRegularExpressions>
+ </parameter>
+ </configuration>
<dependencies>
<dependency>
<groupId>org.codehaus.groovy</groupId>
