public static void CreateCategoryRoot(CategoryRoot objCategoryRoot)
{
Logger.WriteToLogFile(DBInteractor.Common.Utilities.GetCurrentMethod());
Logger.WriteObjectToLogFile <CategoryRoot>(objCategoryRoot);
Neo4jController.m_graphClient.Cypher
.Merge("(A:" + objCategoryRoot.getLabel() + "{ Name : {Name} })")
.OnCreate()
.Set("A = { objCategoryRoot }")
.WithParams(new
{
Name = objCategoryRoot.Name,
objCategoryRoot = objCategoryRoot
})
.ExecuteWithoutResults();
}
public static void CreateCategoryNode(Category objCategory)
{
Logger.WriteToLogFile(DBInteractor.Common.Utilities.GetCurrentMethod());
Logger.WriteObjectToLogFile <Category>(objCategory);
CategoryRoot objRoot = new CategoryRoot();
var result = Neo4jController.m_graphClient.Cypher
.Merge("(A:" + objRoot.getLabel() + " { Name : {Name} })")
.OnCreate()
.Set("A = { objRoot }")
.Merge("(A)-[R:" + Rel_CategoryRoot.categoryroot_category + "]->(B:" + objCategory.getLabel() + "{ Name : {CategoryName} })")
.OnCreate()
.Set("B = { objCategory }")
.OnMatch()
.Set("B = {objCategory }")
.WithParams(new
{
Name = objRoot.Name,
objCategory = objCategory,
objRoot = objRoot,
CategoryName = objCategory.Name
})
.Return((B, R) => new
{
CategoryCount = B.Count(),
RelationCount = R.Count()
})
.Results
.Single();
if (result.CategoryCount == 1)
{
Logger.WriteToLogFile("Successfully created category");
}
else
{
Logger.WriteToLogFile("Unable to create category");
}
}