/// <summary>
/// 更新一个配置
/// </summary>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: private void updateOneConfItem(String keyName, com.baidu.disconf.client.common.model.DisconfCenterItem disconfCenterItem) throws Exception
private void updateOneConfItem(string keyName, DisconfCenterItem disconfCenterItem)
{
if (disconfCenterItem == null)
{
throw new Exception("cannot find disconfCenterItem " + keyName);
}
string value = null;
//
// 开启disconf才需要远程下载, 否则就用默认值
//
if (DisClientConfig.Instance.ENABLE_DISCONF)
{
//
// 下载配置
//
try
{
string url = disconfCenterItem.RemoteServerUrl;
value = fetcherMgr.getValueFromServer(url);
if (!string.ReferenceEquals(value, null))
{
LOGGER.debug("value: " + value);
}
}
catch (Exception e)
{
LOGGER.error("cannot use remote configuration: " + keyName, e);
LOGGER.info("using local variable: " + keyName);
}
LOGGER.debug("download ok.");
}
//
// 注入到仓库中
//
disconfStoreProcessor.inject2Store(keyName, new DisconfValue(value, null));
LOGGER.debug("inject ok.");
//
// Watch
//
if (DisClientConfig.Instance.ENABLE_DISCONF)
{
if (watchMgr != null)
{
DisConfCommonModel disConfCommonModel = disconfStoreProcessor.getCommonModel(keyName);
watchMgr.watchPath(this, disConfCommonModel, keyName, DisConfigTypeEnum.ITEM, value);
LOGGER.debug("watch ok.");
}
else
{
LOGGER.warn("cannot monitor {} because watch mgr is null", keyName);
}
}
}
/// <summary>
/// 某个配置项：注入到实例中
/// </summary>
private void inject2OneConf(string key, DisconfCenterItem disconfCenterItem)
{
if (disconfCenterItem == null)
{
return;
}
try
{
object @object = null;
//
// 静态
//
if (!disconfCenterItem.Static)
{
@object = registry.getFirstByType(disconfCenterItem.DeclareClass, false, true);
}
disconfStoreProcessor.inject2Instance(@object, key);
}
catch (Exception e)
{
LOGGER.warn(e.ToString(), e);
}
}
/// <summary>
/// 转换配置项
/// </summary>
private static DisconfCenterItem transformScanItem(Method method)
{
DisconfCenterItem disconfCenterItem = new DisconfCenterItem();
// class
Type cls = method.DeclaringClass;
// fields
Field[] expectedFields = cls.GetFields(BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.Instance);
// field
Field field = MethodUtils.getFieldFromMethod(method, expectedFields, DisConfigTypeEnum.ITEM);
if (field == null)
{
return null;
}
// 获取标注
DisconfItem disconfItem = method.getAnnotation(typeof(DisconfItem));
// 去掉空格
string key = disconfItem.key().replace(" ", "");
// get setter method
Method setterMethod = MethodUtils.getSetterMethodFromField(cls, field);
disconfCenterItem.SetMethod = setterMethod;
// field
disconfCenterItem.Field = field;
// key
disconfCenterItem.Key = key;
// access
field.Accessible = true;
// object
disconfCenterItem.Object = null;
// value
if (Modifier.isStatic(field.Modifiers))
{
try
{
disconfCenterItem.Value = field.get(null);
}
catch (Exception e)
{
LOGGER.error(e.ToString());
disconfCenterItem.Value = null;
}
}
else
{
disconfCenterItem.Value = null;
}
//
// disConfCommonModel
DisConfCommonModel disConfCommonModel = makeDisConfCommonModel(disconfItem.env(), disconfItem.version());
disconfCenterItem.DisConfCommonModel = disConfCommonModel;
// Disconf-web url
string url = DisconfWebPathMgr.getRemoteUrlParameter(DisClientSysConfig.Instance.CONF_SERVER_STORE_ACTION, disConfCommonModel.App, disConfCommonModel.Version, disConfCommonModel.Env, key, DisConfigTypeEnum.ITEM);
disconfCenterItem.RemoteServerUrl = url;
return disconfCenterItem;
}
