/**
* 初始化<br>
* 设定文件中的host和端口有三种形式： --------------------- host = host:port --------------------- host = host
* port = port --------------------- #此种形式使用MongoDB默认端口 host = host ---------------------
*/
public synchronized void initSingle() {
if (setting == null) {
try {
setting = new Setting(MONGO_CONFIG_PATH, CharsetUtil.UTF_8, true);
} catch (Exception e) {
// 在single模式下，可以没有配置文件。
}
}
String group = StrUtil.EMPTY;
if (serverAddress == null) {
if (groups != null && groups.length == 1) {
group = groups[0];
}
serverAddress = createServerAddress(group);
}
try {
mongo = new MongoClient(serverAddress, buildMongoClientOptions(group));
} catch (Exception e) {
throw new UtilException(
StrUtil.format("Init MongoDB pool with connection to [{}] error!", serverAddress), e);
}
log.info("Init MongoDB pool with connection to [{}]", serverAddress);
}
/**
* 根目录
*
* @param root 根目录绝对路径
*/
public static void setRoot(File root) {
if (root.exists() == false) {
root.mkdirs();
} else if (root.isDirectory() == false) {
throw new ServerSettingException(StrUtil.format("{} is not a directory!", root.getPath()));
}
ServerSetting.root = root;
}
/**
* 创建ServerAddress对象，会读取配置文件中的相关信息
*
* @param group 分组，如果为null默认为无分组
* @return ServerAddress
*/
private ServerAddress createServerAddress(String group) {
if (setting == null) {
throw new UtilException(
StrUtil.format(
"Please indicate setting file or create default [{}], and define group [{}]",
MONGO_CONFIG_PATH,
group));
}
if (group == null) {
group = StrUtil.EMPTY;
}
String tmpHost = setting.getString("host", group);
if (StrUtil.isBlank(tmpHost)) {
throw new NotInitedException("Host name is empy of group: " + group);
}
final int defaultPort = setting.getInt("port", group, 27017);
return new ServerAddress(NetUtil.buildInetSocketAddress(tmpHost, defaultPort));
}
public StatefulException(String messageTemplate, Object... params) {
super(StrUtil.format(messageTemplate, params));
}
public SettingException(Throwable throwable, String messageTemplate, Object... params) {
super(StrUtil.format(messageTemplate, params), throwable);
}
