public static URL getResource(Class<?> contextClass, String resourceName) {
    URL url = contextClass.getResource(resourceName);
    checkArgument(
        url != null, "resource %s relative to %s not found.", resourceName, contextClass.getName());
    return url;
  }
public static URL getResource(Class<?> contextClass, String resourceName) {
    URL url = contextClass.getResource(resourceName);
    checkArgument(
        url != null, "resource %s relative to %s not found.", resourceName, contextClass.getName());
    return url;
  }
public static URL getResource ( Class < ? > contextClass , String resourceName ) { URL url = contextClass . getResource ( resourceName ) ; checkArgument ( url != null , "resource %s relative to %s not found." , resourceName , contextClass . getName ( ) ) ; return url ; }
Given a {@code resourceName} that is relative to {@code contextClass}, returns a {@code URL}
pointing to the named resource.

@throws IllegalArgumentException if the resource is not found
Given a { @code resourceName } that is relative to { @code contextClass } returns a { @code URL } pointing to the named resource .