public async Task <HttpResponseMessage> Delete()
{
var user = GetSessionUser(Request.Headers.GetCookies().FirstOrDefault());
List <NodeDto> successEntity = new List <NodeDto>(); //成功处理的Entity信息
JDBCEntity currentEntity = null; //当前处理的Entity信息
try
{
if (Request.RequestUri.PathAndQuery.ToLower().Equals("/entity/all"))//清空数据库
{
await MyCoreApi.clearDb();
return(new HttpResponseMessage {
StatusCode = HttpStatusCode.OK, Content = new StringContent("Clear database successfully!")
});
}
Uri uri = ParseToQueryUri(Request.RequestUri);
var nodes = await MyCoreApi.FindNodeByUriAsync(uri);//获取被删除entity
var queryDict = ParseToQueryDictionary(Request.RequestUri);
if ((!queryDict.ContainsKey("recursive") || queryDict["recursive"] == "false") && nodes.Count() > 1)//递归删除查询到的所有entity
{
throw new Exception("Please use [recursive=true] to delete queried entities!");
}
if (nodes.Count() == 0)//entity不存在
{
throw new Exception("No entity is found!");
}
var deleteChildren = false;
if (queryDict.ContainsKey("_recursive") && queryDict["_recursive"] == "true")
{
deleteChildren = true;
}
foreach (var entity in nodes)
{
currentEntity = entity;
if (!await MyCoreApi.Authorization(currentEntity.Id, user, "1"))
{
throw new Exception("Not authorization!");
}
await MyCoreApi.DeletAsync(entity.Id, deleteChildren);
successEntity.Add(Mapper.Map <NodeDto>(currentEntity));
}
return(new HttpResponseMessage {
Content = new StringContent(SerializeObjectToString(successEntity), System.Text.Encoding.GetEncoding("UTF-8"), "application/json")
});
}
catch (Exception e)
{
if (currentEntity == null)
{
return(new HttpResponseMessage {
StatusCode = HttpStatusCode.Forbidden, Content = new StringContent(e.InnerException != null ? e.InnerException.Message : e.Message)
});
}
var response = new ResponseEntityMessage {
Fail = new
{
Description = e.InnerException != null ? e.InnerException.Message : e.Message,
Id = currentEntity.Id,
Path = currentEntity.Path
},
Success = successEntity
};
return(new HttpResponseMessage {
StatusCode = HttpStatusCode.Forbidden, Content = new StringContent(SerializeObjectToString(response), System.Text.Encoding.GetEncoding("UTF-8"), "application/json")
});
}
}
public async Task <HttpResponseMessage> Restore()
{
var user = GetSessionUser(Request.Headers.GetCookies().FirstOrDefault());
List <NodeDto> successEntity = new List <NodeDto>(); //成功处理的Entity信息
JDBCEntity currentEntity = null; //当前处理的Entity信息
try
{
if (!await MyCoreApi.Authorization(Guid.Empty, user, "1"))
{
throw new Exception("Not authorization!");
}
await MyCoreApi.clearDb(true);
MyCoreApi.CoreService.StorageEngine.Init(BusinessConfig.cassandraInit);
JDBCEntity root = new Experiment("jtext");
root.SetUser("root");
await MyCoreApi.AddOneToExperimentAsync(Guid.Empty, root);
successEntity.Add(Mapper.Map <NodeDto>(root));
for (var shot = 1; shot < 3; shot++)
{
JDBCEntity exp = new Experiment(shot.ToString());
await MyCoreApi.AddOneToExperimentAsync(root.Id, exp);
successEntity.Add(Mapper.Map <NodeDto>(exp));
//normal data
var waveSignal1 = (FixedIntervalWaveSignal)MyCoreApi.CreateSignal("FixedWave-int", "ws1", @"StartTime=-2&SampleInterval=0.5");
await MyCoreApi.AddOneToExperimentAsync(exp.Id, waveSignal1);
await waveSignal1.PutDataAsync("", GenerateIntArray());
await waveSignal1.DisposeAsync();
successEntity.Add(Mapper.Map <NodeDto>(waveSignal1));
//big data
var waveSignal2 = (FixedIntervalWaveSignal)MyCoreApi.CreateSignal("FixedWave-double", "ws2", @"StartTime=-2&SampleInterval=0.001");
waveSignal2.NumberOfSamples = 2000;
await MyCoreApi.AddOneToExperimentAsync(exp.Id, waveSignal2);
for (int i = 0; i < 20; i++)
{
var array = GenerateDoubleArray(2000);
await waveSignal2.PutDataAsync("", array);
}
await waveSignal2.DisposeAsync();
successEntity.Add(Mapper.Map <NodeDto>(waveSignal2));
}
return(new HttpResponseMessage {
Content = new StringContent(SerializeObjectToString(successEntity), System.Text.Encoding.GetEncoding("UTF-8"), "application/json")
});
}
catch (Exception e)
{
if (currentEntity == null)
{
return(new HttpResponseMessage {
StatusCode = HttpStatusCode.Forbidden, Content = new StringContent(e.InnerException != null ? e.InnerException.Message : e.Message)
});
}
var response = new ResponseEntityMessage
{
Fail = new
{
Description = e.InnerException != null ? e.InnerException.Message : e.Message,
Id = currentEntity.Id,
Path = currentEntity.Path
},
Success = successEntity
};
return(new HttpResponseMessage {
StatusCode = HttpStatusCode.Forbidden, Content = new StringContent(SerializeObjectToString(response), System.Text.Encoding.GetEncoding("UTF-8"), "application/json")
});
}
}