in cxf-xjc-plugin/src/main/java/org/apache/cxf/maven_plugin/AbstractXSDToJavaMojo.java [352:362]
protected boolean isJava9Compatible() {
String version = System.getProperty("java.specification.version");
int majorVersion;
if (version.contains(".")) { //before jdk 9
majorVersion = Integer.parseInt(version.split("\\.")[1]);
} else {
majorVersion = Integer.parseInt(version);
}
return majorVersion >= 9;
}