public GremlinHasOp(string label, string propertyKey, object value)
{
Label = label;
PropertyKey = propertyKey;
ValueOrPredicate = value;
Type = GremlinHasType.HasLabelPropertyValue;
}
internal virtual void HasIdOrLabel(GremlinToSqlContext currentContext, GremlinHasType hasType, List <object> valuesOrPredicates)
{
GremlinVariableProperty variableProperty = hasType == GremlinHasType.HasId
? DefaultVariableProperty()
: GetVariableProperty(GremlinKeyword.Label);
List <WBooleanExpression> booleanExprList = new List <WBooleanExpression>();
foreach (var valuesOrPredicate in valuesOrPredicates)
{
booleanExprList.Add(CreateBooleanExpression(variableProperty, valuesOrPredicate));
}
currentContext.AddPredicate(SqlUtil.ConcatBooleanExprWithOr(booleanExprList));
}
/// <summary>
/// Only valid for VertexProperty
/// </summary>
internal virtual void HasKeyOrValue(GremlinToSqlContext currentContext, GremlinHasType hasType, List <object> valuesOrPredicates)
{
GraphTraversal2 traversal2 = hasType == GremlinHasType.HasKey ? GraphTraversal2.__().Key() : GraphTraversal2.__().Value();
traversal2.GetStartOp().InheritedVariableFromParent(currentContext);
GremlinToSqlContext existContext = traversal2.GetEndOp().GetContext();
List <WBooleanExpression> booleanExprList = new List <WBooleanExpression>();
GremlinVariableProperty defaultVariableProperty = existContext.PivotVariable.DefaultProjection();
foreach (var valuesOrPredicate in valuesOrPredicates)
{
booleanExprList.Add(CreateBooleanExpression(defaultVariableProperty, valuesOrPredicate));
}
existContext.AddPredicate(SqlUtil.ConcatBooleanExprWithOr(booleanExprList));
currentContext.AddPredicate(SqlUtil.GetExistPredicate(existContext.ToSelectQueryBlock()));
}
public GremlinHasOp(GremlinHasType type, params object[] valuesOrPredicates)
{
ValuesOrPredicates = new List <object>(valuesOrPredicates);
Type = type;
}
public GremlinHasOp(string propertyKey, GraphTraversal2 traversal)
{
PropertyKey = propertyKey;
Traversal = traversal;
Type = GremlinHasType.HasPropertyTraversal;
}
public GremlinHasOp(string propertyKey, object valueOrPredicate)
{
PropertyKey = propertyKey;
ValueOrPredicate = valueOrPredicate;
Type = GremlinHasType.HasPropertyValueOrPredicate;
}
public GremlinHasOp(GremlinHasType type, string propertyKey)
{
PropertyKey = propertyKey;
Type = type;
}
