in knative-build/runtimes/java/core/java8/proxy/src/main/java/org/apache/openwhisk/runtime/java/action/JarLoader.java [78:89]
public void addJAR(Path jarPath) throws MalformedURLException {
if(jarPath!=null){
try{
this.addURL(jarPath.toUri().toURL());
} catch (MalformedURLException e){
System.err.format("Invalid JAR file path. [%s]", jarPath);
throw e;
}
} else {
System.err.format("Invalid JAR file path. [%s]", jarPath);
}
}