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Posted to commits@ignite.apache.org by vo...@apache.org on 2016/12/21 11:32:09 UTC
[10/16] ignite git commit: IGNITE-4359 .NET: Support DateTime
properties in LINQ
IGNITE-4359 .NET: Support DateTime properties in LINQ
Project: http://git-wip-us.apache.org/repos/asf/ignite/repo
Commit: http://git-wip-us.apache.org/repos/asf/ignite/commit/3bae8589
Tree: http://git-wip-us.apache.org/repos/asf/ignite/tree/3bae8589
Diff: http://git-wip-us.apache.org/repos/asf/ignite/diff/3bae8589
Branch: refs/heads/ignite-2.0
Commit: 3bae858986f78dbb288cf39d970b3f163c3da247
Parents: 126ab60
Author: Pavel Tupitsyn <pt...@apache.org>
Authored: Tue Dec 20 15:32:39 2016 +0300
Committer: Pavel Tupitsyn <pt...@apache.org>
Committed: Tue Dec 20 15:32:39 2016 +0300
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.../Cache/Query/CacheLinqTest.cs | 24 ++++++++++----
.../Impl/CacheQueryExpressionVisitor.cs | 12 ++-----
.../Apache.Ignite.Linq/Impl/MethodVisitor.cs | 34 ++++++++++++++++++--
3 files changed, 52 insertions(+), 18 deletions(-)
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http://git-wip-us.apache.org/repos/asf/ignite/blob/3bae8589/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Cache/Query/CacheLinqTest.cs
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diff --git a/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Cache/Query/CacheLinqTest.cs b/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Cache/Query/CacheLinqTest.cs
index 1ac7fa7..46979ef 100644
--- a/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Cache/Query/CacheLinqTest.cs
+++ b/modules/platforms/dotnet/Apache.Ignite.Core.Tests/Cache/Query/CacheLinqTest.cs
@@ -63,7 +63,7 @@ namespace Apache.Ignite.Core.Tests.Cache.Query
private bool _runDbConsole;
/** */
- private static readonly DateTime StartDateTime = new DateTime(2000, 1, 1, 0, 0, 0, DateTimeKind.Utc);
+ private static readonly DateTime StartDateTime = new DateTime(2000, 5, 17, 15, 4, 5, DateTimeKind.Utc);
/// <summary>
/// Fixture set up.
@@ -111,7 +111,7 @@ namespace Apache.Ignite.Core.Tests.Cache.Query
roleCache[new RoleKey(1, 101)] = new Role {Name = "Role_1", Date = StartDateTime};
roleCache[new RoleKey(2, 102)] = new Role {Name = "Role_2", Date = StartDateTime.AddYears(1)};
- roleCache[new RoleKey(3, 103)] = new Role {Name = null, Date = StartDateTime.AddYears(2)};
+ roleCache[new RoleKey(3, 103)] = new Role {Name = null, Date = StartDateTime.AddHours(5432)};
}
/// <summary>
@@ -123,7 +123,8 @@ namespace Apache.Ignite.Core.Tests.Cache.Query
{
BinaryConfiguration = new BinaryConfiguration(typeof(Person),
typeof(Organization), typeof(Address), typeof(Role), typeof(RoleKey), typeof(Numerics)),
- GridName = gridName
+ GridName = gridName,
+ JvmOptions = { "-Duser.timezone=UTC" }
};
}
@@ -735,7 +736,7 @@ namespace Apache.Ignite.Core.Tests.Cache.Query
// Test retrieval
var dates = roles.OrderBy(x => x.Value.Date).Select(x => x.Value.Date);
- var expDates = new[] {StartDateTime, StartDateTime.AddYears(1), StartDateTime.AddYears(2)};
+ var expDates = GetRoleCache().Select(x => x.Value.Date).OrderBy(x => x).ToArray();
Assert.AreEqual(expDates, dates.ToArray());
// Filtering
@@ -748,10 +749,21 @@ namespace Apache.Ignite.Core.Tests.Cache.Query
join person in persons on role.Value.Date equals person.Value.Birthday
select person;
- Assert.AreEqual(RoleCount, join.Count());
+ Assert.AreEqual(2, join.Count());
// Functions
- Assert.AreEqual("01 01 2000 00:00:00", dates.Select(x => x.ToString("DD MM YYYY HH:mm:ss")).First());
+ var strings = dates.Select(x => x.ToString("dd MM YYYY HH:mm:ss")).ToArray();
+ Assert.AreEqual(new[] {"17 05 2000 15:04:05", "29 12 2000 23:04:05", "17 05 2001 15:04:05"}, strings);
+
+ // Properties
+ Assert.AreEqual(new[] {2000, 2000, 2001}, dates.Select(x => x.Year).ToArray());
+ Assert.AreEqual(new[] {5, 12, 5}, dates.Select(x => x.Month).ToArray());
+ Assert.AreEqual(new[] {17, 29, 17}, dates.Select(x => x.Day).ToArray());
+ Assert.AreEqual(expDates.Select(x => x.DayOfYear).ToArray(), dates.Select(x => x.DayOfYear).ToArray());
+ Assert.AreEqual(expDates.Select(x => x.DayOfWeek).ToArray(), dates.Select(x => x.DayOfWeek).ToArray());
+ Assert.AreEqual(new[] {15, 23, 15}, dates.Select(x => x.Hour).ToArray());
+ Assert.AreEqual(new[] { 4, 4, 4 }, dates.Select(x => x.Minute).ToArray());
+ Assert.AreEqual(new[] { 5, 5, 5 }, dates.Select(x => x.Second).ToArray());
}
/// <summary>
http://git-wip-us.apache.org/repos/asf/ignite/blob/3bae8589/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/CacheQueryExpressionVisitor.cs
----------------------------------------------------------------------
diff --git a/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/CacheQueryExpressionVisitor.cs b/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/CacheQueryExpressionVisitor.cs
index 8231053..1f9da1c 100644
--- a/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/CacheQueryExpressionVisitor.cs
+++ b/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/CacheQueryExpressionVisitor.cs
@@ -276,17 +276,9 @@ namespace Apache.Ignite.Linq.Impl
{
// Field hierarchy is flattened (Person.Address.Street is just Street), append as is, do not call Visit.
- // Special case: string.Length
- if (expression.Member == MethodVisitor.StringLength)
- {
- ResultBuilder.Append("length(");
-
- VisitMember((MemberExpression) expression.Expression);
-
- ResultBuilder.Append(")");
-
+ // Property call (string.Length, DateTime.Month, etc).
+ if (MethodVisitor.VisitPropertyCall(expression, this))
return expression;
- }
// Special case: grouping
if (VisitGroupByMember(expression.Expression))
http://git-wip-us.apache.org/repos/asf/ignite/blob/3bae8589/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/MethodVisitor.cs
----------------------------------------------------------------------
diff --git a/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/MethodVisitor.cs b/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/MethodVisitor.cs
index 3c8acc7..e83c448 100644
--- a/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/MethodVisitor.cs
+++ b/modules/platforms/dotnet/Apache.Ignite.Linq/Impl/MethodVisitor.cs
@@ -29,8 +29,19 @@ namespace Apache.Ignite.Linq.Impl
/// </summary>
internal static class MethodVisitor
{
- /// <summary> The string length method. </summary>
- public static readonly MemberInfo StringLength = typeof (string).GetProperty("Length");
+ /// <summary> Property visitors. </summary>
+ private static readonly Dictionary<MemberInfo, string> Properties = new Dictionary<MemberInfo, string>
+ {
+ {typeof(string).GetProperty("Length"), "length"},
+ {typeof(DateTime).GetProperty("Year"), "year"},
+ {typeof(DateTime).GetProperty("Month"), "month"},
+ {typeof(DateTime).GetProperty("Day"), "day_of_month"},
+ {typeof(DateTime).GetProperty("DayOfYear"), "day_of_year"},
+ {typeof(DateTime).GetProperty("DayOfWeek"), "-1 + day_of_week"},
+ {typeof(DateTime).GetProperty("Hour"), "hour"},
+ {typeof(DateTime).GetProperty("Minute"), "minute"},
+ {typeof(DateTime).GetProperty("Second"), "second"}
+ };
/// <summary> Method visit delegate. </summary>
private delegate void VisitMethodDelegate(MethodCallExpression expression, CacheQueryExpressionVisitor visitor);
@@ -103,6 +114,25 @@ namespace Apache.Ignite.Linq.Impl
}.ToDictionary(x => x.Key, x => x.Value);
/// <summary>
+ /// Visits the property call expression.
+ /// </summary>
+ public static bool VisitPropertyCall(MemberExpression expression, CacheQueryExpressionVisitor visitor)
+ {
+ string funcName;
+
+ if (!Properties.TryGetValue(expression.Member, out funcName))
+ return false;
+
+ visitor.ResultBuilder.Append(funcName).Append('(');
+
+ visitor.Visit(expression.Expression);
+
+ visitor.ResultBuilder.Append(')');
+
+ return true;
+ }
+
+ /// <summary>
/// Visits the method call expression.
/// </summary>
public static void VisitMethodCall(MethodCallExpression expression, CacheQueryExpressionVisitor visitor)