in src/main/java/org/apache/sling/installer/factories/configuration/impl/ConfigurationSerializerWebConsolePlugin.java [399:409]
private URL getResource(final String path) {
if (path.startsWith("/" + getRelativeResourcePrefix())) {
// strip label
int index = path.indexOf('/', 1);
if (index <= 0) {
throw new IllegalStateException("The relativeResourcePrefix must contain at least one '/'");
}
return this.getClass().getResource(path.substring(index));
}
return null;
}