protected internal virtual ProcessDefinitionInfoCacheObject RetrieveProcessDefinitionInfoCacheObject(string processDefinitionId, ICommandContext commandContext)
{
IProcessDefinitionInfoEntityManager infoEntityManager = commandContext.ProcessDefinitionInfoEntityManager;
ObjectMapper objectMapper = commandContext.ProcessEngineConfiguration.ObjectMapper;
ProcessDefinitionInfoCacheObject cacheObject = cache.GetOrCreate(processDefinitionId, (key) => new ProcessDefinitionInfoCacheObject()
{
Revision = 0,
InfoNode = objectMapper.CreateObjectNode()
});
IProcessDefinitionInfoEntity infoEntity = infoEntityManager.FindProcessDefinitionInfoByProcessDefinitionId(processDefinitionId);
if (infoEntity != null && infoEntity.Revision != cacheObject.Revision)
{
cacheObject.Revision = infoEntity.Revision;
if (infoEntity.InfoJsonId is object)
{
byte[] infoBytes = infoEntityManager.FindInfoJsonById(infoEntity.InfoJsonId);
try
{
JToken infoNode = objectMapper.ReadTree(infoBytes);
cacheObject.InfoNode = infoNode;
}
catch (Exception e)
{
throw new ActivitiException("Error reading json info node for process definition " + processDefinitionId, e);
}
}
}
else if (infoEntity == null)
{
cacheObject.Revision = 0;
cacheObject.InfoNode = objectMapper.CreateObjectNode();
}
return(cacheObject);
}
public virtual void Add(string id, ProcessDefinitionInfoCacheObject obj)
{
cache.Set(id, obj);
}