private void AssertVersion(NeoDataRootResponse response)
{
var serverversion = response.Neo4JVersion;
if (string.IsNullOrEmpty(serverversion))
{
throw new Exception("Cannot read Neo4j Server Version");
}
var versionNumberStrings = serverversion.Split(new[] { '.', '-' }).Take(3).ToArray();
for (var i = 0; i < versionNumberStrings.Count(); i++)
{
var versionNumberString = versionNumberStrings[i];
var versionNumber = 0;
if (!int.TryParse(versionNumberString, out versionNumber))
{
throw new Exception("Invalid Neo4j Server Version: " + serverversion);
}
if (versionNumber < MinimumVersionNumber[i])
{
throw new Exception(string.Format("Incompatible Neo4j Server Version: {0}. Cypher.Net is currently only compatible with Neo4j versions {1} and above", serverversion, string.Join(".", MinimumVersionNumber)));
}
}
}
/// <summary>
/// The initialize.
/// </summary>
public void Initialize()
{
var result = this.httpClient.GetAsync(this.baseUrl).Result;
this.serviceRoot = JsonConvert.DeserializeObject <NeoRootResponse>(result);
var dataRootResult = this.httpClient.GetAsync(this.serviceRoot.Data).Result;
this.dataRoot = JsonConvert.DeserializeObject <NeoDataRootResponse>(dataRootResult);
this.AssertVersion(this.dataRoot);
}
/// <summary>
/// Initialises a new instance of the <see cref="ApiClientFactory"/> class.
/// </summary>
/// <param name="dataRoot">
/// The base url.
/// </param>
/// <param name="httpClient">
/// The http client.
/// </param>
public ApiClientFactory(NeoDataRootResponse dataRoot, IJsonHttpClientWrapper httpClient)
{
this.dataRoot = dataRoot;
this.httpClient = httpClient;
}