ConfigurationService.java 文件源码

public <T> T get(final Entry<T> entry) {
    final Configuration configuration = getStore().getConfigurationStore().get();
    final Object value = configuration.get(entry.getPath(), entry.getDefault());
    if (value == null) {
        return entry.getDefault();
    } else if (entry.getDefault().getClass().equals(value.getClass())) {
        return (T) entry.getDefault().getClass().cast(value);
    } else {
        log.warn(String.format("Configuration entry [%s] of class [%s] did not match the returned class of [%s]!", entry.getPath(), entry.getDefault().getClass().getSimpleName(), value.getClass().getSimpleName()));
        log.warn(String.format("To prevent errors for configuration entry [%s] the default value [%s] will be returned!", entry.getPath(), entry.getDefault()));
        return entry.getDefault();
    }
}