private void dataGrid_FilterChanging(object sender, GridFilterEventArgs e)
{
if (!DateFilterColumnsName.Contains(e.Column.MappingName))
{
return;
}
if (e.FilterPredicates == null)
{
return;
}
//Due to performance reasons in SfDataGrid FilterPredicates are created based on Checked and UnChecked items count (Which count is less)
//so need to change the FilterPredicates after changing DisplayText of FilterElement.
if (checkedItems.Count() > unCheckedItems.Count())
{
e.FilterPredicates.Clear();
var init = true;
foreach (var filterelement in checkedItems)
{
var c = new FilterPredicate();
c.FilterValue = filterelement.ActualValue;
c.FilterBehavior = FilterBehavior.StringTyped;
c.FilterType = Syncfusion.Data.FilterType.Contains;
c.PredicateType = init ? PredicateType.And : PredicateType.Or;
init = false;
e.FilterPredicates.Add(c);
}
}
}
/// <summary>
/// Assigns a proxy predicate to a multi-attributed expression.
/// </summary>
private static IProxyPredicate GetMultiAttributePredicate(ComparisonPredicate expression,
ICollection <IIndex> indices, IQueryStore queryStore)
{
var candidatesList = new OrderedList <int, IIndex>();
foreach (var index in indices)
{
List <string> indexAttributes = new List <string>();
indexAttributes.Add(index.Attributes.Name);
if (ContainsRange(indexAttributes, expression.AttributeNames))
{
candidatesList.Add(index.KeyCount, index);
}
}
if (candidatesList.Count > 0)
{
var predicate = new FilterPredicate(expression, candidatesList.FirstValues[0]);
predicate.AddChildPredicate(new AllPredicate(candidatesList.FirstValues[0]));
return(new ProxyPredicate(predicate, expression));
}
return(new ProxyPredicate(new StorePredicate(expression, queryStore), expression));
}
/// <summary>
/// Gets the list of FilterPredicates for the corresponding column.
/// </summary>
/// <param name="filterValue">Value that want to be filter in corresponding column.</param>
/// <returns>
/// Returns the list of FilterPredicates that have been generated for the particular column.
/// </returns>
protected List<FilterPredicate> GetFilterPredicates(object filterValue)
{
var column = this.FilterRowCell.DataColumn.GridColumn;
if (column == null)
return null;
var filterPredicates = new List<FilterPredicate>();
if (column.FilterRowCondition == FilterRowCondition.NotNull || column.FilterRowCondition == FilterRowCondition.Null)
filterValue = null;
else if (column.FilterRowCondition == FilterRowCondition.Empty || column.FilterRowCondition == FilterRowCondition.NotEmpty)
filterValue = string.Empty;
else if ((filterValue == null || filterValue.ToString() == string.Empty))
return filterPredicates;
var filterMode = isSupportDisplayTextFiltering(column) || (column.GetType() != typeof(GridTextColumn) && column.GetFilterBehavior() == FilterBehavior.StringTyped) ? ColumnFilter.DisplayText : ColumnFilter.Value;
var filterPredicate = new FilterPredicate()
{
FilterBehavior = column.GetFilterBehavior(),
FilterType = FilterRowHelpers.GetFilterType(column.FilterRowCondition),
FilterValue = filterValue,
IsCaseSensitive = column.IsCaseSensitiveFilterRow,
PredicateType = PredicateType.And ,
FilterMode = filterMode
};
filterPredicates.Add(filterPredicate);
return filterPredicates;
}
public override string PushDown()
{
if (!IsPredicateSet)
{
return(String.Empty);
}
IsPushedDown = true;
string result = "";
switch (ColumnName)
{
case FilterColumnName.ApplicationName:
result = "sqlserver.client_app_name";
break;
case FilterColumnName.HostName:
result = "sqlserver.client_hostname";
break;
case FilterColumnName.LoginName:
result = "sqlserver.server_principal_name";
break;
case FilterColumnName.DatabaseName:
result = "sqlserver.database_name";
break;
}
result += " " + FilterPredicate.ComparisonOperatorAsString(ComparisonOperator) + " N'" + EscapeFilter(PredicateValue) + "'";
return(result);
}
void CommitFilterOpCombo()
{
var dataGridViewComboBoxEditingControl = dataGridViewFilter.EditingControl as DataGridViewComboBoxEditingControl;
if (dataGridViewComboBoxEditingControl == null || dataGridViewFilter.CurrentRow == null)
{
return;
}
var rowIndex = dataGridViewFilter.CurrentRow.Index;
var filterOperation = FilterOperationFromDisplayName(dataGridViewComboBoxEditingControl.Text);
if (filterOperation == null)
{
return;
}
if (filterOperation == ViewInfo.Filters[rowIndex].FilterSpec.Operation)
{
return;
}
var newFilters = ViewSpec.Filters.ToArray();
var columnDescriptor = ViewInfo.Filters[rowIndex].ColumnDescriptor;
newFilters[rowIndex] = newFilters[rowIndex].SetPredicate(
FilterPredicate.CreateFilterPredicate(columnDescriptor.DataSchema, columnDescriptor.PropertyType, filterOperation,
dataGridViewFilter.CurrentRow.Cells[colFilterOperand.Index].Value as string));
ViewSpec = ViewSpec.SetFilters(newFilters);
}
private string GetOperandError <T>(string operand)
{
var dataSchema = new DataSchema();
var rootColumn = ColumnDescriptor.RootColumn(dataSchema, typeof(DataRowWithProperty <T>));
var column = rootColumn.ResolveChild("Property");
var stringWriter = new StringWriter();
using (var xmlTextWriter = new XmlTextWriter(stringWriter))
{
xmlTextWriter.WriteStartElement("filter");
xmlTextWriter.WriteAttributeString("opname", FilterOperations.OP_EQUALS.OpName);
xmlTextWriter.WriteAttributeString("operand", operand);
xmlTextWriter.WriteEndElement();
}
var xmlReader = new XmlTextReader(new StringReader(stringWriter.ToString()));
while (!xmlReader.IsStartElement())
{
xmlReader.Read();
}
FilterPredicate filterPredicate = FilterPredicate.ReadXml(xmlReader);
FilterInfo filterInfo = new FilterInfo(new FilterSpec(column.PropertyPath, filterPredicate), column, rootColumn);
return(filterInfo.Error);
}
public void TestFilterSpecRoundTrips()
{
var propertyPath = PropertyPath.Root.Property("property");
var invariantDataSchema = new DataSchema();
foreach (var cultureInfo in ListTestCultureInfos())
{
var dataSchema = new DataSchema(new DataSchemaLocalizer(cultureInfo));
foreach (var testOperand in ListTestOperands())
{
var columnType = testOperand.GetType();
var filterPredicate = FilterPredicate.CreateFilterPredicate(dataSchema, columnType,
FilterOperations.OP_EQUALS, ValueToString(testOperand, cultureInfo));
var invariantFilterPredicate = FilterPredicate.CreateFilterPredicate(invariantDataSchema, columnType,
FilterOperations.OP_EQUALS, ValueToString(testOperand, CultureInfo.InvariantCulture));
Assert.AreEqual(invariantFilterPredicate, filterPredicate);
var filterSpec = new FilterSpec(propertyPath, filterPredicate);
var predicateOperandValue = filterSpec.Predicate.GetOperandValue(dataSchema, columnType);
var expectedOperandValue = predicateOperandValue is double
?Convert.ChangeType(testOperand, typeof(double))
: testOperand;
Assert.AreEqual(expectedOperandValue, predicateOperandValue);
Assert.AreEqual(ValueToString(testOperand, cultureInfo), filterSpec.Predicate.GetOperandDisplayText(dataSchema, columnType));
var filterSpecRoundTrip = RoundTripToXml(filterSpec);
Assert.AreEqual(expectedOperandValue, filterSpecRoundTrip.Predicate.GetOperandValue(dataSchema, columnType));
Assert.AreEqual(ValueToString(testOperand, cultureInfo), filterSpecRoundTrip.Predicate.GetOperandDisplayText(dataSchema, columnType));
}
}
}
public void TestViewLayoutRowTransforms()
{
var dataSchema = new DataSchema();
var viewLayout = new ViewLayout("TestName").ChangeRowTransforms(
new IRowTransform[]
{
new PivotSpec()
.ChangeRowHeaders(new[]
{ new PivotSpec.Column(new ColumnId("RowHeaderOne")).ChangeCaption("MyCaption") })
.ChangeColumnHeaders(new[] { new PivotSpec.Column(new ColumnId("ColumnOne")), })
.ChangeValues(new[]
{
(PivotSpec.AggregateColumn) new PivotSpec.AggregateColumn(new ColumnId("ValueOne"),
AggregateOperation.Cv).ChangeCaption("Aggregate column caption"),
}),
new RowFilter("filterText", true, new[]
{
new RowFilter.ColumnFilter(new ColumnId("column1"), FilterPredicate.CreateFilterPredicate(dataSchema, typeof(string), FilterOperations.OP_CONTAINS, "contains1"))
}).SetColumnSorts(new[]
{
new RowFilter.ColumnSort(new ColumnId("columnSort1"), ListSortDirection.Ascending),
new RowFilter.ColumnSort(new ColumnId("columnSort2"), ListSortDirection.Descending)
})
}
).ChangeColumnFormats(new []
{
Tuple.Create(new ColumnId("ColumnId1"), ColumnFormat.EMPTY.ChangeFormat("R").ChangeWidth(20))
});
var viewLayoutList = new ViewLayoutList("Test").ChangeLayouts(new [] { viewLayout })
.ChangeDefaultLayoutName("TestName");
var roundTrip = RoundTripToXml(viewLayoutList);
Assert.AreEqual(viewLayoutList, roundTrip);
}
private RowFilter.ColumnFilter CreateColumnFilter(ColumnId columnId, IFilterOperation filterOp, double operand)
{
var op = FilterPredicate.CreateFilterPredicate(_bindingListSource.ViewInfo.DataSchema,
typeof(double), filterOp,
operand.ToString(CultureInfo.CurrentCulture));
return(new RowFilter.ColumnFilter(columnId, op));
}
private static FilterPredicate TranslateFilterPredicate(Expression expression)
{
if (expression is BinaryExpression binaryExpression)
{
var filterPredicate = new FilterPredicate();
var groups = TranslateFilterGroup(binaryExpression);
groups.ForEach(g => filterPredicate.Groups.Add(g));
return(filterPredicate);
}
throw new NotSupportedException($"Cannot translate FilterPredicate \"{expression}\" because {expression.NodeType} node is not supported.");
}
public override string ToString()
{
var oDataQueryParts = new List <string>(10)
{
FormatPredicate.ToString()
};
if (CountPredicate != null)
{
oDataQueryParts.Add(CountPredicate.ToString());
}
if (ExpandPredicate != null)
{
oDataQueryParts.Add(ExpandPredicate.ToString());
}
if (FilterPredicate != null)
{
oDataQueryParts.Add(FilterPredicate.ToString());
}
if (OrderByPredicate != null)
{
oDataQueryParts.Add(OrderByPredicate.ToString());
}
if (SelectPredicate != null)
{
oDataQueryParts.Add(SelectPredicate.ToString());
}
if (SkipPredicate != null)
{
oDataQueryParts.Add(SkipPredicate.ToString());
}
if (SkipTokenPredicate != null)
{
oDataQueryParts.Add(SkipTokenPredicate.ToString());
}
if (TopPredicate != null)
{
oDataQueryParts.Add(TopPredicate.ToString());
}
if (InlineCountPredicate != null)
{
oDataQueryParts.Add(InlineCountPredicate.ToString());
}
return($"?{String.Join("&", oDataQueryParts)}");
}
private FilterPredicate SafeCreateFilterPredicate(DataSchema dataSchema, Type columnType,
IFilterOperation filterOperation, string operand)
{
try
{
return(FilterPredicate.CreateFilterPredicate(dataSchema, columnType, filterOperation, operand));
}
catch
{
return(FilterPredicate.CreateFilterPredicate(dataSchema, typeof(string), filterOperation, operand));
}
}
public FilterPredicate GetPredicateExpression(IQueryable <TEntity> query, AdvancedFilterModel filter, ParameterExpression accessExpression)
{
var resultPredicate = GetSingleFilterPredicateExpression(filter, accessExpression);
var filterPredicate = new FilterPredicate()
{
Predicate = resultPredicate,
OperatorType = filter.FilterLinkCondition
};
return(filterPredicate);
}
private List <TObjectType> GetObjects(string sqlQuery, CSParameterCollection parameters, Dictionary <string, string> aliasMap, IEnumerable <PrefetchField> prefetchFields)
{
using (CSTransaction csTransaction = new CSTransaction(Schema))
{
List <TObjectType> objectList = new List <TObjectType>();
using (ICSDbReader reader = DB.CreateReader(sqlQuery, parameters))
{
while (reader.Read())
{
TObjectType csObject = CSObject <TObjectType> .New();
csObject.Fire_ObjectReading();
csObject.FromDataReader(reader, aliasMap);
foreach (PrefetchField prefetchField in prefetchFields)
{
csObject.ReadRelationToOne(prefetchField.SchemaField, reader, prefetchField.AliasMap);
}
if (FilterPredicate != null)
{
bool shouldAdd = true;
foreach (Predicate <TObjectType> predicate in FilterPredicate.GetInvocationList())
{
if (!predicate(csObject))
{
shouldAdd = false;
break;
}
}
if (!shouldAdd)
{
continue;
}
}
csObject.ObjectDeleted += OnObjectDeleted;
objectList.Add(csObject);
csObject.Fire_ObjectRead();
}
}
csTransaction.Commit();
return(objectList);
}
}
private RowFilter.ColumnFilter MakeColumnFilter(ComboBox comboOperation, TextBox text)
{
FilterItem filterItem = comboOperation.SelectedItem as FilterItem;
if (null == filterItem || FilterOperations.OP_HAS_ANY_VALUE == filterItem.FilterOperation)
{
return(null);
}
var filterPredicate = FilterPredicate.CreateFilterPredicate(DataSchema, PropertyDescriptor.PropertyType,
filterItem.FilterOperation, text.Text);
return(new RowFilter.ColumnFilter(ColumnId.GetColumnId(PropertyDescriptor), filterPredicate));
}
public override string PushDown()
{
if (!IsPredicateSet)
{
return(String.Empty);
}
IsPushedDown = true;
string result = ColumnName.ToString();
result += " " + FilterPredicate.ComparisonOperatorAsString(ComparisonOperator) + " N'" + EscapeFilter(PredicateValue) + "'";
return(result);
}
public void SingleTest(FilterPredicate pred, string predStr)
{
var titleProp = "title";
var titleVal = "test title";
var builder = new AgilityContentFilterBuilder()
.AddFilter(titleProp, titleVal, pred);
var filterStr = builder.Build();
var expected = WebUtility.UrlEncode($"{titleProp}[{predStr}]{titleVal}");
Assert.Equal(expected, filterStr);
}
public void TestDataBindingIsSulfur()
{
var dataSchema = new DataSchema();
var viewSpec =
new ViewSpec().SetColumns(new[]
{ new ColumnSpec(PropertyPath.Parse("Code")), new ColumnSpec(PropertyPath.Parse("Molecule!*.Key")), })
.SetFilters(new[]
{ new FilterSpec(PropertyPath.Parse("Molecule!*.Key"), FilterPredicate.CreateFilterPredicate(dataSchema, typeof(string), FilterOperations.OP_EQUALS, "S")) });
var bindingListSource = new BindingListSource();
bindingListSource.SetView(new ViewInfo(dataSchema, typeof(AminoAcid), viewSpec), AminoAcid.AMINO_ACIDS);
Assert.AreEqual(2, bindingListSource.Count);
}
public override string PushDown()
{
if (!IsPredicateSet)
{
return(String.Empty);
}
IsPushedDown = true;
string result = "(";
bool hasPositives = false;
bool hasNegatives = false;
for (int i = 0; i < ComparisonOperator.Length; i++)
{
if (ComparisonOperator[i] == FilterComparisonOperator.Not_Equal)
{
hasNegatives = true;
}
else
{
hasPositives = true;
}
}
for (int i = 0; i < PredicateValue.Length; i++)
{
if (hasNegatives && hasPositives && ComparisonOperator[i] == FilterComparisonOperator.Not_Equal)
{
// In this case I only care for the positives
continue;
}
if (i > 0)
{
if (hasNegatives && !hasPositives)
{
result += " AND ";
}
else
{
result += " OR ";
}
}
result += ColumnName.ToString();
result += " " + FilterPredicate.ComparisonOperatorAsString(ComparisonOperator[i]) + " '" + EscapeFilter(PredicateValue[i]) + "'";
}
result += ")";
return(result);
}
private List <TItem> ApplyFilter <TItem>(IFilterOperation filterOperation, string operand, IEnumerable <TItem> items)
{
var dataSchema = new DataSchema(new DataSchemaLocalizer(CultureInfo.CurrentCulture));
var columnDescriptor = ColumnDescriptor.RootColumn(dataSchema, typeof(TItem));
if (null != operand)
{
Assert.IsNotNull(filterOperation.GetOperandType(columnDescriptor));
}
var filterPredicate = FilterPredicate.CreateFilterPredicate(dataSchema, typeof(TItem), filterOperation, operand);
var predicate = filterPredicate.MakePredicate(dataSchema, typeof(TItem));
return(items.Where(item => predicate(item)).ToList());
}
public FilterPredicate(FilterOperator op, FilterPredicate clause)
{
if (op != FilterOperator.OR && op != FilterOperator.AND)
{
throw new IllegalArgumentException("Operator must be AND or OR");
}
if (clause == null)
{
throw new IllegalArgumentException("clause is null");
}
_propertyName = null;
_operator = op;
_clauses = new ArrayList <FilterPredicate>(1);
_clauses.add(clause);
_values = null;
}
public AgilityContentFilterBuilder AddFilter(
string property,
string value,
FilterPredicate predicate = FilterPredicate.Equal,
FilterExpression expression = FilterExpression.And)
{
string pred;
switch (predicate)
{
case FilterPredicate.Like:
pred = "like";
break;
case FilterPredicate.LessThan:
pred = "lt";
break;
case FilterPredicate.LessThanOrEqual:
pred = "lte";
break;
case FilterPredicate.GreaterThan:
pred = "gt";
break;
case FilterPredicate.GreaterThanOrEqual:
pred = "gte";
break;
case FilterPredicate.NotEqual:
pred = "ne";
break;
case FilterPredicate.Equal:
default:
pred = "eq";
break;
}
string expr = expression == FilterExpression.And ? "AND" : "OR";
_filters.Add($"{expr} {property}[{pred}]{value}");
return(this);
}
public ContrailQuery addFilter <T>(String propertyName, FilterOperator op, T value) where T : IComparable
{
FilterPredicate clause = new FilterPredicate(propertyName, op, new QuantifiedValues(value));
if (_filterPredicate == null)
{
_filterPredicate = clause;
}
else if (_filterPredicate._operator == FilterOperator.AND)
{
_filterPredicate._clauses.add(clause);
}
else
{
_filterPredicate = and(_filterPredicate, clause);
}
return(this);
}
public void InitializeFilterPredicate()
{
FilterPredicate = PredicateBuilder.True <Playerstatistic>();
if (FilterModelCollection == null)
{
return;
}
foreach (var filter in FilterModelCollection)
{
var filterPredicate = filter.GetFilterPredicate();
if (filterPredicate != null)
{
FilterPredicate = FilterPredicate.And(filterPredicate);
}
}
}
private static FilterPredicate TranslateFilterPredicate(Expression expression)
{
var binaryExpression = expression as BinaryExpression;
if (binaryExpression != null)
{
var filterPredicate = new FilterPredicate();
var groups = TranslateFilterGroup(binaryExpression);
groups.Each(g => filterPredicate.Groups.Add(g));
return(filterPredicate);
}
throw new NotSupportedException(
string.Format(
"Cannot translate FilterPredicate \"{0}\" because {1} node is not supported.",
expression,
expression.NodeType));
}
public LogBuilder WithFilter(FilterPredicate filter)
{
switch (Context)
{
case Contexts.Log:
LogFilter.Filters.Add(new DelegatedFilter(filter));
break;
case Contexts.Listener:
LastListener.FilterManager.Filters.Add(new DelegatedFilter(filter));
break;
case Contexts.Sink:
LastSink.FilterManager.Filters.Add(new DelegatedFilter(filter));
break;
}
return(this);
}
public void MultiOrTest(FilterPredicate pred, string predStr)
{
var titleProp = "title";
var titleVal = "test title";
var nameProp = "name";
var nameVal = "Agility";
var builder = new AgilityContentFilterBuilder()
.AddFilter(titleProp, titleVal, pred, FilterExpression.Or)
.AddFilter(nameProp, nameVal, pred, FilterExpression.Or);
var filterStr = builder.Build();
var expected = WebUtility.UrlEncode($"{titleProp}[{predStr}]{titleVal} OR {nameProp}[{predStr}]{nameVal}");
Assert.Equal(expected, filterStr);
}
private static string TranslateFilterGroup(FilterPredicate filterPredicate)
{
if (!filterPredicate.Groups.Any())
{
return(null);
}
using (var writer = new StringWriter())
using (var xmlWriter = XmlWriter.Create(writer, new XmlWriterSettings {
Encoding = new UTF8Encoding(false), Indent = false, OmitXmlDeclaration = true
}))
{
var serializer = new XmlSerializer(typeof(FilterPredicate));
var absorbXsdAndXsiXmlns = new XmlSerializerNamespaces(new[] { new XmlQualifiedName(string.Empty, string.Empty) });
serializer.Serialize(xmlWriter, filterPredicate, absorbXsdAndXsiXmlns);
return(writer.ToString());
}
}
private void DataGridViewFilterOnCellEndEdit(object sender, DataGridViewCellEventArgs e)
{
if (InChangeView)
{
return;
}
if (e.ColumnIndex == colFilterOperation.Index || e.ColumnIndex == colFilterOperand.Index)
{
var newFilters = ViewSpec.Filters.ToArray();
var filterInfo = ViewInfo.Filters[e.RowIndex];
var filterPredicate = FilterPredicate.CreateFilterPredicate(
filterInfo.ColumnDescriptor.DataSchema,
filterInfo.ColumnDescriptor.PropertyType,
FilterOperationFromDisplayName(
dataGridViewFilter.Rows[e.RowIndex].Cells[colFilterOperation.Index].Value as string),
dataGridViewFilter.Rows[e.RowIndex].Cells[colFilterOperand.Index].Value as string);
newFilters[e.RowIndex] = new FilterSpec(filterInfo.ColumnDescriptor.PropertyPath, filterPredicate);
ViewSpec = ViewSpec.SetFilters(newFilters);
}
}
public void ComplexFilter__WithAllowedProperty__ShouldBeOk()
{
var provider = new SieveProvider()
.AddModel <SimpleTestModel>(builder =>
{
builder.CanFilter(model => model.Boolean);
builder.CanFilter(model => model.Number);
});
var query = new[]
{
new SimpleTestModel {
Boolean = false, Number = 1
},
new SimpleTestModel {
Boolean = true, Number = 2
},
new SimpleTestModel {
Boolean = true, Number = 3
}
}.AsQueryable();
var filterPredicate = new FilterPredicate <SimpleTestModel>(new ComplexFilterPipeline <SimpleTestModel>(
ComplexFilterOperation.Or, new IFilterPipeline <SimpleTestModel>[]
{
new ComplexFilterPipeline <SimpleTestModel>(ComplexFilterOperation.And,
new IFilterPipeline <SimpleTestModel>[]
{
new SimpleFilterPipeline <SimpleTestModel, bool>(model => model.Boolean,
SimpleFilterOperation.Equal, true),
new SimpleFilterPipeline <SimpleTestModel, int>(model => model.Number,
SimpleFilterOperation.Equal, 3),
}),
new SimpleFilterPipeline <SimpleTestModel, bool>(model => model.Boolean, SimpleFilterOperation.Equal,
false)
}));
var result = provider.Apply(query, new[] { filterPredicate }).ToList();
Assert.Equal(2, result.Count);
Assert.Single(result, model => model.Boolean == true && model.Number == 3);
Assert.Single(result, model => model.Boolean == false && model.Number == 1);
}
public static IList<IASTNode> CollectChildren(IASTNode root, FilterPredicate predicate)
{
return new CollectingNodeVisitor(predicate).Collect(root);
}
public CollectingNodeVisitor(FilterPredicate predicate)
{
this.predicate = predicate;
}