in src/main/java/org/apache/maven/plugins/ear/util/EarMavenArchiver.java [101:109]
protected String generateClassPathEntry(String classPathPrefix) {
final StringBuilder classpath = new StringBuilder();
for (final EarModule earModule : earModules) {
if (!earModule.isExcluded()) {
classpath.append(classPathPrefix).append(earModule.getUri()).append(" ");
}
}
return classpath.toString().trim();
}