@Override
    public String extractProperty(String name) {
        String property = this.rootConfiguration.getProperties().get(name);
        if (LOG.isDebugEnabled()) {
            LOG.debug("Could not find a matching configuration for property name: " + name + "");
        }
        return property;
    }
Initialises YAML Config Manager by parsing the YAML file

@throws YAMLConfigManagerException Exception is thrown if there are issues in processing thr yaml file
modules/siddhi-core/src/main/java/io/siddhi/core/util/config/YAMLConfigManager.java