internal GenericSeekableNavigator(GenericSeekableNavigator navigator)
{
this.navigator = navigator.navigator.Clone();
this.nodes = new QueryBuffer<XPathNavigator>();
this.currentPosition = navigator.currentPosition;
this.dom = navigator.dom;
}
public void Test_Insert_JsonDocument()
{
var options = new JsonSerializerOptions();
var store = DatabaseHelper.Default.GetStore();
store.Use(new JsonBindingContractResolver(options));
var data = "{ \"Id\": 12, \"Title\": \"Hello World!\" }";
var schema = store.GetSchema(typeof(JsonDocument));
var buffer = new QueryBuffer(schema, QueryType.List);
buffer.Insert(data,
("", "")
);
var result = buffer.Commit <JsonDocument>();
result.ShouldNotBeNull();
Should.NotThrow(() =>
{
var id = result.RootElement.GetProperty("Id");
var title = result.RootElement.GetProperty("Title");
id.GetInt32().ShouldBe(12);
title.GetString().ShouldBe("Hello World!");
});
}
static void Main(string[] args)
{
adapter.Error += Adapter_Error1;
adapter.ErrorProcessed += Adapter_ErrorProcessed;
//adapter.SelectReader("SELECT * FROM test.test_table WHERE id = 1", (row) =>
//{
// int id = Convert.ToInt32(row["id"]);
//});
QueryBuffer buffer = new QueryBuffer(adapter, 0, true);
buffer.Add("query one");
buffer.Add("query two;");
buffer.Add("query three;\r\n");
buffer.Add("query four\r\n");
buffer.Reject(1);
buffer.Reject(2);
using (QueryBuffer buf = new QueryBuffer(adapter, new TimeSpan(0, 1, 0), 0))
{
}
var t = buffer.Query;
}
internal GenericSeekableNavigator(XPathNavigator navigator)
{
this.navigator = navigator;
this.nodes = new QueryBuffer<XPathNavigator>(4);
this.currentPosition = -1L;
this.dom = this;
}
internal EvalStack(int frameCapacity, int stackCapacity)
{
this.buffer = new QueryBuffer<Value>(frameCapacity + stackCapacity);
this.stack = new StackRegion(new QueryRange(0, stackCapacity - 1));
this.buffer.Reserve(stackCapacity);
this.frames = new StackRegion(new QueryRange(stackCapacity, (stackCapacity + frameCapacity) - 1));
this.buffer.Reserve(frameCapacity);
this.contextOnTopOfStack = false;
}
public static void InsertAll(this QueryBuffer buffer, IDataReader dataReader)
{
if (buffer == null)
{
throw new ArgumentNullException(nameof(buffer));
}
do
{
buffer.Insert(dataReader);
}while (dataReader.NextResult());
}
public static QueryBuffer Insert <TSource>(this QueryBuffer buffer, TSource source, IEnumerable <string> sourceHeader)
{
if (buffer == null)
{
throw new ArgumentNullException(nameof(buffer));
}
ISchema schema = buffer.Store.GetSchema(typeof(TSource));
buffer.Insert(source, schema.Select(sourceHeader));
return(buffer);
}
public static QueryBuffer Insert <TSource>(this QueryBuffer buffer, TSource source, RelationHeader sourceHeader)
{
if (buffer == null)
{
throw new ArgumentNullException(nameof(buffer));
}
IRelation relation = new Relation(buffer.Store.From(source), sourceHeader);
buffer.Insert(relation);
return(buffer);
}
public void Test_Insert_Json_NoContract()
{
var store = DatabaseHelper.Default.Store;
var data = "{ \"Id\": 12 }";
var schema = store.GetSchema(typeof(BlogJsonView));
var buffer = new QueryBuffer(schema, QueryType.List);
Should.Throw <BindingException>(() =>
{
buffer.Insert(data,
("", "Blog")
);
});
}
static internal bool EntryDelegate(EventDescriptor currentEntry,
QueryBuffer buffer,
ref EnumerationContext context)
{
if (!DumpAll)
{
return(false);
}
if ((currentEntry != null) && (buffer != null))
{
currentEntry.EnumerateFields(new QueryFieldDelegate(fieldDelegate), buffer, ref context);
}
return(true);
}
public static QueryBuffer Insert(this QueryBuffer buffer, IRelation relation)
{
if (buffer == null)
{
throw new ArgumentNullException(nameof(buffer));
}
if (relation == null)
{
throw new ArgumentNullException(nameof(relation));
}
using IDataReader dataReader = relation.GetDataReader();
buffer.Insert(dataReader);
return(buffer);
}
internal static bool ActiveEntryDelegate(UIntPtr sourceHandle,
int index,
EventDescriptor descriptor,
QueryBuffer entryBuffer,
ref EnumerationContext context)
{
if (!DumpAll) {
return false;
}
if (descriptor != null) {
Console.Write("{0:d5}", index);
descriptor.EnumerateFields(new QueryFieldDelegate(ActiveFieldDelegate), entryBuffer, ref context);
Console.WriteLine("");
}
return true;
}
public static object CollectionFilter <T>(QueryBuffer query, QueryBuffer.TypeBuffer typeBuf, object result)
{
var typedResult = result as IEnumerable <T>;
if (typedResult != null)
{
if (typeBuf.Skip != null)
{
typedResult = typedResult.Skip((int)typeBuf.Skip(query.Context));
}
if (typeBuf.Top != null)
{
typedResult = typedResult.Take((int)typeBuf.Top(query.Context));
}
return(typedResult.ToList());
}
else
{
return(result);
}
}
public void Test_Insert_Json()
{
var options = new JsonSerializerOptions();
var store = DatabaseHelper.Default.GetStore();
store.Use(new JsonBindingContractResolver(options));
var data = "{ \"Id\": 12, \"Title\": \"Hello World!\" }";
var schema = store.GetSchema(typeof(BlogJsonView));
var buffer = new QueryBuffer(schema, QueryType.List);
buffer.Insert(data,
("", "Blog")
);
var result = buffer.Commit <BlogJsonView>();
result.ShouldNotBeNull();
result.Blog.ShouldNotBeNull();
result.Blog.Id.ShouldBe(12);
result.Blog.Title.ShouldBe("Hello World!");
}
public static QueryBuffer Insert <TSource>(this QueryBuffer buffer, TSource source, params (string Source, string Target)[] mappingHeader)
internal GenericSeekableNavigator()
{
this.nodes = new QueryBuffer<XPathNavigator>(4);
this.currentPosition = -1;
}
public static QueryBuffer Insert(this QueryBuffer buffer, IRelation relation, IEnumerable <IRelationMetadata> targetHeader) => buffer.Insert(relation, targetHeader?.Select(m => m?.Identity.Name));
public static QueryBuffer Insert(this QueryBuffer buffer, IRelation relation, params string[] targetHeader) => buffer.Insert(relation, (IEnumerable <string>)targetHeader);
public static T Commit <T>(this QueryBuffer buffer) => (T)buffer.Commit();
public OpcodeList(int capacity)
{
this.opcodes = new QueryBuffer<Opcode>(capacity);
}
public PreparedQueryPlan PrepareQuery(HarmonyQueryCompilationContext compilationContext)
{
var rootExpr = RootExpressions[_valueBufferParameter];
var processedOns = new List <object>();
var flatList = new List <Tuple <HarmonyTableExpression, QueryBuffer.TypeBuffer> >();
var typeBuffers = new QueryBuffer.TypeBuffer[] { GetTypeBuffer(rootExpr, flatList) };
var expressionTableMapping = flatList.ToDictionary(kvp => kvp.Item1.RootExpression.ConvertedParameter as Expression, kvp => kvp.Item1 as IHarmonyQueryTable, new ExpressionValueComparer());
var tableList = flatList.Select(tpl => tpl.Item1 as IHarmonyQueryTable).ToList();
//extract all of expressions that might represent a given table and add them to the mapping dictionary
foreach (var table in tableList)
{
foreach (var alias in ((HarmonyTableExpression)table).Aliases)
{
if (!expressionTableMapping.ContainsKey(alias))
{
expressionTableMapping.Add(alias, table);
}
}
}
var whereBuilder = new WhereExpressionBuilder(rootExpr.IsCaseSensitive, tableList, expressionTableMapping);
var processedWheres = new List <Object>();
var orderBys = new List <Tuple <FileIO.Queryable.FieldReference, bool> >();
foreach (var expr in rootExpr.WhereExpressions)
{
whereBuilder.VisitForWhere(expr, processedWheres, processedOns);
}
foreach (var tpl in flatList)
{
foreach (var expr in tpl.Item1.OnExpressions)
{
var madeOn = whereBuilder.VisitForOn(expr);
if (madeOn != null)
{
processedOns.Add(madeOn);
if (tpl.Item2.JoinOn == null)
{
tpl.Item2.JoinOn = madeOn;
}
else
{
throw new NotImplementedException();
}
}
}
if (tpl.Item1 != rootExpr)
{
foreach (var expr in tpl.Item1.WhereExpressions)
{
var madeOn = whereBuilder.VisitForOn(expr);
if (madeOn != null)
{
processedOns.Add(madeOn);
if (tpl.Item2.JoinOn != null)
{
madeOn = new ConnectorPart()
{
Op = WhereClauseConnector.AndOperator, Left = tpl.Item2.JoinOn, Right = madeOn
}
}
;
tpl.Item2.JoinOn = madeOn;
}
}
}
foreach (var expr in tpl.Item1.OrderByExpressions)
{
var fieldRef = whereBuilder.VisitForOrderBy(expr.Item1);
if (fieldRef != null)
{
orderBys.Add(Tuple.Create(fieldRef, expr.Item2));
}
}
}
var queryBuffer = new QueryBuffer(flatList.Select(tpl => tpl.Item2).ToList());
var fieldReferences = new Dictionary <int, List <FieldDataDefinition> >();
foreach (var queryExpr in flatList)
{
if (queryExpr.Item1.ReferencedFields.Count > 0)
{
var bufferIndex = queryBuffer.TypeBuffers.IndexOf(queryExpr.Item2);
fieldReferences.Add(bufferIndex, queryExpr.Item1.ReferencedFields);
}
}
var queryPlan = new PreparedQueryPlan(true, processedWheres, fieldReferences, processedOns,
orderBys, queryBuffer, "");
return(queryPlan);
}
internal Diverger(Opcode tree, Opcode insert)
{
this.treePath = new QueryBuffer<Opcode>(0x10);
this.insertPath = new QueryBuffer<Opcode>(0x10);
this.treeOpcode = tree;
this.insertOpcode = insert;
}
internal MultipleResultOpcode(OpcodeID id)
: base(id)
{
this.flags |= OpcodeFlags.Multiple;
this.results = new QueryBuffer<object>(1);
}
public static QueryBuffer Insert <TSource>(this QueryBuffer buffer, TSource source, params string[] sourceHeader) => buffer.Insert(source, (IEnumerable <string>)sourceHeader);
internal BlockEndOpcode() : base(OpcodeID.BlockEnd)
{
this.sourceJumps = new QueryBuffer<Opcode>(1);
}