static TableFragment ExtractTransitionTable(ConfigTable table, CharSet[] charSets, int[] charClassMap, Dictionary <Graph.State, int> stateMap, Statistics statistics)
{
var fragments = new List <TableFragment>();
foreach (var fromState in table.Graph.States)
{
int[] transitionsList = null;
for (var i = 0; i < charSets.Length; i++)
{
var toState = NextState(fromState, charSets[charClassMap[i]]);
if (toState != null)
{
if (transitionsList == null)
{
transitionsList = new int[charSets.Length];
}
transitionsList[i] = stateMap[toState] + 1;
}
}
if (transitionsList != null)
{
fragments.Add(new TableFragment(transitionsList, stateMap[fromState]));
}
else
{
statistics.StatesTerminal++;
}
}
return(TableFragment.Combine(fragments));
}
public ParseTableRow(TableFragment fragment, bool hasReduction, bool hasShift)
{
Fragment = fragment;
ShortCircuitReduction = 0;
HasReduction = hasReduction;
HasShift = hasShift;
}
public TypeProxy(TableFragment fragment)
{
_elements = new TypeProxyElement[fragment.Count];
var empty = Array.Empty <int>();
var states = new Dictionary <int, List <int> >();
for (var i = 0; i < fragment._states.Length; i++)
{
var offset = fragment._offsets[i];
if (!states.TryGetValue(offset, out var list))
{
list = new List <int>();
states.Add(offset, list);
}
list.Add(fragment._states[i]);
}
for (var i = 0; i < fragment.Count; i++)
{
states.TryGetValue(i, out var list);
_elements[i] = new TypeProxyElement(fragment[i], list == null ? empty : list.ToArray());
}
Skip = fragment.Skip;
}
/// <summary>
/// 根据指定类型<see cref="DbDataSetExpression"/>表达式创建数据源语句片段。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <param name="expression">指定表达式。</param>
/// <returns>创建结果。</returns>
protected virtual ISourceFragment CreateSourceForDataSet(GenerateContext context, DbExpression expression)
{
var content = (DbDataSetExpression)expression;
var metadata = context.Metadata.Table(content.Item.ClrType);
SourceFragment table = null;
if (metadata.InheritSets.Length > 0)
{
if (content.Name != null)
{
throw new NotSupportedException(Res.NotSupportedInheritSetUsingDbName);
}
table = new InheritFragment(context, metadata);
}
else
{
table = new TableFragment(context, content);
}
context.RegisterSource(content.Item, table);
context.RegisterSource(content, table);
if (IsSelectFragment(content))
{
return(InitialSelectFragment(new SelectFragment(context, table), content));
}
if (table is InheritFragment inherit)
{
inherit.Initialize();
}
return(table);
}
internal static InsertValueFragment InsertUnit(this ContentBase data, CommitIdentityUnit unit, DbName name = null)
{
var context = data.GenerateContext;
var target = new TableFragment(context, unit.Table, name);
var insert = new InsertValueFragment(context, target, data.CommitObject, data.Items);
data.CommitObject.Parent = insert;
unit.Members.ForEach(member => SetCommitMember(insert, member));
return(insert);
}
public void CopyTo()
{
var fragment = new TableFragment(new int[] { 1, 2, 3, 4 }, 0);
var array = new int[6];
fragment.CopyTo(array, 1);
Assert.That(array, Is.EquivalentTo(new int[] { 0, 1, 2, 3, 4, 0 }));
}
/// <summary>
/// 使用临时表形式，生成插入单个数据对象语句，对象的主键是标识列，
/// 要求数据库拥有<see cref="EDbCapable.TemporaryTable"/>
/// 和<see cref="EDbCapable.ModifyJoin"/>两个特性。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <returns>语句片段。</returns>
protected virtual SqlFragment GenerateForInsertIdentityTempTable(GenerateContext context)
{
var data = (GenerateDataForInsert)context.Data;
var mainunit = (CommitIdentityUnit)data.MainUnit;
var members = data.GetTables().SelectMany(a => a.Members).ToList();
var rowindex = new ColumnMetadata(data.Table, SupportMembers.DbMembers.CustomRowIndex,
members.Select(a => a.Name).Unique("RowIndex"));
members.Add(rowindex);
var createtable = new CreateTempTableFragment(context, members);
var temptable = createtable.Table;
var insert = new InsertValueFragment(context, temptable, data.CommitObject, data.Items);
data.CommitObject.Parent = insert;
foreach (var unit in data.GetUnits())
{
unit.Members.ForEach(member => GenerateForInsertMembers(insert, member));
}
insert.SetValue(mainunit.Identity.Metadata, new SimpleFragment(context, "0"));
var rowindexfragment = new RowIndexFragment(context);
insert.SetValue(rowindex, rowindexfragment);
TableFragment whileTarget = null;
BlockFragment block = null;
if (context.Feature.HasCapable(EDbCapable.ExternalCompoundStatement))
{
var index = new CreateVariableFragment(context, typeof(int));
var whilefragment = GenerateForInsertIdentityMultipleWhile(context, mainunit, index,
rowindex, createtable.Table, rowindexfragment, out whileTarget);
block = new BlockFragment(context, index, createtable, insert,
context.Assign(index.Name, context.StatementString("1")), whilefragment);
}
else
{
var repeatfragment = GenerateForInsertIdentityMultipleRepeat(context, mainunit,
rowindex, createtable.Table, rowindexfragment, data, out whileTarget);
block = new BlockFragment(context, createtable, insert, repeatfragment);
}
if (data.SubUnits != null)
{
foreach (var unit in data.SubUnits)
{
block.Add(context.Insert(createtable.Table, unit));
}
}
GenerateForInsertReturnStatement(context, block, whileTarget, createtable.Table);
return(block);
}
/// <summary>
/// 生成添加若干复合关系对象语句。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <returns>语句片段。</returns>
protected virtual SqlFragment GenerateForRelationInsert(GenerateContext context)
{
var data = (RelationContent)context.Data;
var metadata = (CompositeNavigateMetadata)data.Items.Navigate;
var target = new TableFragment(context, data.Table);
var insert = new InsertValueFragment(context, target, data.CommitObject, data.Items);
metadata.Pairs.ForEach(pair => insert.SetValue(pair.ForeignKey, data.CommitObject.GetMember(pair.PrincipalKey)));
metadata.CompositePairs.ForEach(pair => insert.SetValue(pair.ForeignKey, data.CommitObject.GetMember(pair.PrincipalKey)));
return(insert);
}
public void CheckStatement(int row, List <UITable> expectedTransactions)
{
//Удаляем из ожидаемой таблицы строку с Датой., т.к. проверяется ниже
expectedTransactions.RemoveAll(it => it.Column1.Equals("Дата"));
//Клик по номеру операции сверху.
_context.Grid.FindElement(statementListLocator).FindElements(By.CssSelector("ul"))[row].Click();
//Проверка ожидаемой/фактической таблиц
TableFragment.CheckTablesWithOrder(_context.Grid, statementListLocator,
ReplaceTable(expectedTransactions, _context.Rate, _context.Amount, _context.PurseTransactionId, _context.InvoiceId, _context.ExternalTransactionId, null, _context.Email ?? _context.PhoneNumber), row);
CommonComponentSteps.MakeScreenshot();
}
internal static InsertFragment InsertTemptable(this ContentBase data, TemporaryTableFragment temptable, CommitKeyUnit unit, DbName name = null)
{
var members = unit.Keys.Concat(unit.Members).Select(a => a.Metadata);
var context = data.GenerateContext;
var table = new TableFragment(context, unit.Table, name);
var select = new SelectFragment(context, temptable);
var current = new InsertFragment(context, table, select);
foreach (var member in members)
{
select.CreateMember(null, temptable.GetMember(member));
current.CreateMember(null, member);
}
return(current);
}
/// <summary>
/// 创建继承表语句。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <param name="metadata">数据表元数据。</param>
public InheritFragment(GenerateContext context, TableMetadata metadata)
: base(context)
{
Metadata = metadata;
var inheritSets = Metadata.InheritSets;
Tables = new TableFragment[inheritSets.Length + 1];
var index = 0;
for (; index < inheritSets.Length; index++)
{
Tables[index] = new TableFragment(context, inheritSets[index]);
}
Tables[index] = new TableFragment(context, Metadata);
}
/// <summary>
/// 生成删除单个复合关系对象语句。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <returns>语句片段。</returns>
protected virtual SqlFragment GenerateForRelationDelete(GenerateContext context)
{
var data = (RelationContent)context.Data;
var metadata = (CompositeNavigateMetadata)data.Items.Navigate;
var target = new TableFragment(context, data.Table);
var source = data.CommitObject;
var delete = new DeleteFragment(context, target);
delete.Where = metadata.Pairs.Concat(metadata.CompositePairs).Select(
pair => new BinaryFragment(context, Expressions.EBinaryKind.Equal)
{
Left = target.GetMember(pair.ForeignKey),
Right = source.GetMember(pair.PrincipalKey)
}).Merge();
return(delete);
}
public void Skip_NoExcess()
{
var fragment1 = new TableFragment(new int[] { 1, 1, 2, 2 }, 0);
var fragment2 = new TableFragment(new int[] { 2 }, 1, 2);
var combined = TableFragment.Combine(new TableFragment[]
{
fragment1,
fragment2,
});
Assert.That(combined.Skip, Is.EqualTo(0));
Assert.That(combined, Is.EquivalentTo(new int[] { 1, 1, 2, 2 }));
Assert.That(combined.GetOffset(0), Is.EqualTo(0));
Assert.That(combined.GetOffset(1), Is.EqualTo(1));
}
public void Skip_WithExcess()
{
var fragment1 = new TableFragment(new int[] { 1, 1, 2, 2 }, 0);
var fragment2 = new TableFragment(new int[] { 2, 2, 3 }, 1, 0);
var fragment3 = new TableFragment(new int[] { 3 }, 2, 5);
var combined = TableFragment.Combine(new TableFragment[]
{
fragment1,
fragment2,
fragment3,
});
Assert.That(combined.Skip, Is.EqualTo(1));
Assert.That(combined, Is.EquivalentTo(new int[] { 1, 1, 2, 2, 3 }));
Assert.That(combined.GetOffset(0), Is.EqualTo(0));
Assert.That(combined.GetOffset(1), Is.EqualTo(2));
Assert.That(combined.GetOffset(2), Is.EqualTo(-1));
}
/// <summary>
/// 表达式生成删除语句。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <param name="content">生成表达式。</param>
/// <returns>语句片段。</returns>
protected virtual SqlFragment GenerateForDeleteStatement(GenerateContext context, DbExpression content)
{
var data = (StatementContent)context.Data;
var item = data.ItemEpxression;
var source = CreateSource(context, content) as QueryBaseFragment;
var table = data.Table;
if (table.InheritSets.Length == 0)
{
var target = (TableFragment)GetSource(context, item);
target.Name = context.ConvertName(data.TargetName);
var delete = new DeleteFragment(context, target)
{
Where = source.Where,
Take = source.Take
};
delete.AddSource(source.Sources.Where(a => a != target));
return(delete);
}
else
{
var createtable = new CreateTempTableFragment(context, table.Keys);
var insert = new InsertFragment(context, createtable.Table, source);
insert.Members.AddRange(createtable.Table.Members);
foreach (var key in table.Keys)
{
RetrievalMember(context, source, new DbMemberExpression(key.Member, item), null, false);
}
var block = new BlockFragment(context, createtable, insert);
foreach (var subtable in table.InheritSets.Concat(new TableMetadata[] { table }).Reverse())
{
var current = new TableFragment(context, subtable);
var delete = new DeleteFragment(context, current);
var temptable = new TemporaryTableFragment(context, table.Keys, createtable.Table.Name);
current.Join(temptable, table.Keys);
delete.AddSource(temptable);
block.Add(delete);
}
return(block);
}
}
/// <summary>
/// 生成插入若干数据对象语句。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <returns>语句片段。</returns>
protected virtual SqlFragment GenerateForInsertSimple(GenerateContext context)
{
var data = (GenerateDataForInsert)context.Data;
var name = data.TargetName;
var block = new BlockFragment(context);
var mainunit = (CommitKeyUnit)data.MainUnit;
InsertValueFragment mainInsert = null;
foreach (var unit in data.GetUnits().OfType <CommitKeyUnit>())
{
var target = new TableFragment(context, unit.Table, name);
var insert = new InsertValueFragment(context, target, data.CommitObject, data.Items);
data.CommitObject.Parent = insert;
unit.Keys.Concat(unit.Members).ForEach(member => GenerateForInsertMembers(insert, member));
block.Add(insert);
mainInsert = insert;
}
GenerateForInsertReturnStatement(context, block, mainInsert.Target, null);
return(block);
}
/// <summary>
/// 使用临时表形式，生成删除多个复合关系的语句，
/// 要求数据库拥有<see cref="EDbCapable.TemporaryTable"/>
/// 和<see cref="EDbCapable.ModifyJoin"/>两个特性。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <returns>语句片段。</returns>
protected virtual SqlFragment GenerateForRelationDeleteTempTable(GenerateContext context)
{
var data = (RelationContent)context.Data;
var composite = (CompositeNavigateMetadata)data.Items.Navigate;
var createtemptable = new CreateTempTableFragment(context,
composite.Pairs.Select(a => a.ForeignKey).Concat(composite.CompositePairs.Select(a => a.ForeignKey)));
var insert = new InsertValueFragment(context, createtemptable.Table, data.CommitObject, data.Items);
composite.Pairs.ForEach(pair => insert.SetValue(pair.ForeignKey, data.CommitObject.GetMember(pair.PrincipalKey)));
composite.CompositePairs.ForEach(pair => insert.SetValue(pair.ForeignKey, data.CommitObject.GetMember(pair.PrincipalKey)));
var temptable = createtemptable.Table;
var target = new TableFragment(context, data.Table);
var delete = new DeleteFragment(context, target);
delete.AddSource(temptable);
target.Join(temptable, composite.Pairs.Select(a => a.ForeignKey).Concat(composite.CompositePairs.Select(a => a.ForeignKey)));
return(new BlockFragment(context, createtemptable, insert, delete));
}
public static InsertFragment Insert(this GenerateContext context, ISourceFragment source, TableMetadata target
, IEnumerable <ColumnMetadata> members)
{
DbName name = null;
if (context.Data is ContentBase data)
{
name = data.TargetName;
}
var table = new TableFragment(context, target, name);
var select = new SelectFragment(context, source);
var current = new InsertFragment(context, table, select);
foreach (var member in members)
{
select.CreateMember(null, source.GetMember(member));
current.CreateMember(null, member);
}
return(current);
}
/// <inheritdoc/>
protected override SqlFragment GenerateForRelation(GenerateContext context, DbExpression content)
{
var data = (RelationContent)context.Data;
if (data.Items.Count > 1)
{
var metadata = data.Items.Navigate;
if (data.IsAddRelation && !metadata.IsComposite)
{
var columns = data.Source.Keys.Concat(metadata.Pairs.Select(a => a.ForeignKey));
var values = new ValuesFragment(context, data.CommitObject, data.Items);
data.Source.Keys.ForEach(key => values.SetValue(key));
if (data.IsAddRelation)
{
metadata.Pairs.ForEach(
pair => values.SetValue(pair.ForeignKey, data.CommitObject.GetMember(pair.PrincipalKey)));
}
var update = new UpdateFragment(context, data.Table);
update.AddSource(update.Target, values);
foreach (var pair in metadata.Pairs)
{
update.SetValue(pair.ForeignKey, values.GetMember(pair.ForeignKey));
}
update.Target.Join(values, data.Table.Keys);
return(update);
}
else if (!data.IsAddRelation && metadata.IsComposite)
{
var composite = (CompositeNavigateMetadata)data.Items.Navigate;
var values = new ValuesFragment(context, data.CommitObject, data.Items);
composite.Pairs.ForEach(pair => values.SetValue(pair.ForeignKey, data.CommitObject.GetMember(pair.PrincipalKey)));
composite.CompositePairs.ForEach(pair => values.SetValue(pair.ForeignKey, data.CommitObject.GetMember(pair.PrincipalKey)));
var target = new TableFragment(context, data.Table);
var delete = new DeleteFragment(context, target);
delete.AddSource(values);
target.Join(values, composite.Pairs.Select(a => a.ForeignKey).Concat(composite.CompositePairs.Select(a => a.ForeignKey)));
return(delete);
}
}
return(base.GenerateForRelation(context, content));
}
/// <summary>
/// 生成用于插入的语句片段。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <param name="content">插入表达式。</param>
/// <returns>生成结果。</returns>
protected virtual SqlFragment GenerateForInsertStatement(GenerateContext context, DbExpression content)
{
var data = (StatementContent)context.Data;
var newitem = (DbNewExpression)data.ItemEpxression;
var source = CreateSource(context, content) as QueryBaseFragment;
var metadata = data.Table;
if (metadata.InheritSets.Length == 0)
{
var target = new TableFragment(context, metadata, data.TargetName);
var insert = new InsertFragment(context, target, source);
GenerateForInsertStatementMembers(context, newitem, source, insert, member => metadata.Members[member]);
return(insert);
}
else
{
var allsource = metadata.InheritSets.Concat(new TableMetadata[] { metadata });
var allmembers = allsource.SelectMany(a => a.Members).ToDictionary(a => a.Member, a => a);
var createtable = new CreateTempTableFragment(context, newitem.Members.Keys.OfType <PropertyInfo>().Select(a => allmembers[a]));
var insert = new InsertFragment(context, createtable.Table, source);
GenerateForInsertStatementMembers(context, newitem, source, insert, member => allmembers[member]);
var block = new BlockFragment(context, createtable, insert);
var query = from a in newitem.Members.Keys.OfType <PropertyInfo>().Select(m => allmembers[m])
group a by a.Table into g
select new { g.Key, Members = g };
var prefixMembers = query.First().Members.Where(a => a.IsKey);
foreach (var g in query)
{
IEnumerable <ColumnMetadata> currentMembers = g.Members;
if (g.Key.InheritSets.Length > 0)
{
currentMembers = prefixMembers.Concat(g.Members);
}
var current = new TemporaryTableFragment(context, currentMembers, createtable.Table.Name);
block.Add(context.Insert(current, g.Key, currentMembers));
}
return(block);
}
}
public void Combine()
{
var fragment1 = new TableFragment(new int[] { 1, 2, 3, -1 }, 0);
var fragment2 = new TableFragment(new int[] { 1, 2, 3, -1 }, 1);
var fragment3 = new TableFragment(new int[] { -1, -1, 2, -1 }, 2);
var fragment4 = new TableFragment(new int[] { -1, 1, -1, -1 }, 3);
var combined = TableFragment.Combine(new TableFragment[]
{
fragment1,
fragment2,
fragment3,
fragment4,
});
Assert.That(combined.Skip, Is.EqualTo(0));
Assert.That(combined, Is.EquivalentTo(new int[] { 1, 2, 3, -1, 1, -1, -1, 2, -1 }));
Assert.That(combined.GetOffset(0), Is.EqualTo(0));
Assert.That(combined.GetOffset(1), Is.EqualTo(0));
Assert.That(combined.GetOffset(2), Is.EqualTo(5));
Assert.That(combined.GetOffset(3), Is.EqualTo(3));
Assert.That(combined.GetOffset(4), Is.EqualTo(null));
}
private WhileFragment GenerateForInsertIdentityMultipleWhile(GenerateContext context, CommitIdentityUnit mainunit, CreateVariableFragment index,
ColumnMetadata rowindex, TemporaryTableFragment temporaryTable, RowIndexFragment rowindexfragment, out TableFragment whileTarget)
{
var whilefragment = new WhileFragment(context, context.LessThan(index.Name, rowindexfragment));
var block = whilefragment.Block;
var whileInsert = context.Insert(temporaryTable, mainunit.Table,
mainunit.Members.Where(a => a.ValueType != ECommitValueType.Database).Select(a => a.Metadata));
var whileSelect = (QueryBaseFragment)whileInsert.Query;
whileSelect.Where = context.Equal(temporaryTable.GetMember(rowindex), index.Name);
block.Add(whileInsert);
var whileUpdate = new UpdateFragment(context, temporaryTable);
var getidentity = whileUpdate.CreateExpression(
context.Translate(Expression.Call(null, SupportMembers.DbFunctions.GetIdentity)));
whileUpdate.SetValue(mainunit.Identity.Metadata, getidentity);
whileUpdate.Where = context.Equal(temporaryTable.GetMember(rowindex), index.Name);
block.Add(whileUpdate);
block.Add(context.Assign(index.Name, context.Add(index.Name, context.StatementString("1"))));
whileTarget = (TableFragment)whileInsert.Target;
return(whilefragment);
}
/// <summary>
/// 表达式生成更新语句。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <param name="content">生成表达式。</param>
/// <returns>语句片段。</returns>
protected virtual SqlFragment GenerateForUpdateStatement(GenerateContext context, DbExpression content)
{
SourceFragment GetRootSource(ISourceFragment query)
{
if (query is SelectFragment select)
{
return(GetRootSource(select.Sources.FirstOrDefault()));
}
else if (query is TableFragment || query is InheritFragment)
{
return((SourceFragment)query);
}
return(null);
}
var data = (StatementContent)context.Data;
var newitem = (DbNewExpression)data.ItemEpxression;
var source = CreateSource(context, content) as QueryBaseFragment;
var metadata = data.Table;
if (metadata.InheritSets.Length == 0)
{
TableFragment target = GetRootSource(source) as TableFragment;
if (target == null)
{
target = new TableFragment(context, metadata, data.TargetName);
}
var update = new UpdateFragment(context, target)
{
Where = source.Where,
Take = source.Take
};
update.AddSource(source.Sources);
foreach (var item in newitem.Members)
{
update.SetValue(metadata.Members[(PropertyInfo)item.Key], update.CreateExpression(item.Value));
}
return(update);
}
else
{
var allmembers = metadata.InheritSets.SelectMany(a => a.Members)
.Concat(metadata.Members).ToDictionary(a => a.Member, a => a);
InheritFragment inherit = GetRootSource(source) as InheritFragment;
if (inherit == null)
{
inherit = new InheritFragment(context, metadata);
}
var updates = inherit.Tables.ToDictionary(a => a.Metadata, a =>
{
var target = inherit.Tables.Single(b => b.Metadata == a.Metadata);
var update = new UpdateFragment(context, target)
{
Where = source.Where,
Take = source.Take
};
update.AddSource(source.Sources);
return(update);
});
foreach (var item in newitem.Members)
{
var column = allmembers[(PropertyInfo)item.Key];
var update = updates[column.Table];
foreach (var s in source.Sources)
{
s.Parent = update;
}
update.SetValue(column, update.CreateExpression(item.Value));
}
var block = new BlockFragment(context);
block.Add(updates.Values.Where(a => a.Values.Any()).OfType <ISqlFragment>());
return(block);
}
}
void CheckIntegrity(int[][] table, int expectedLen)
{
var fragments = new List <TableFragment>();
for (var s = 0; s < table.Length; s++)
{
var row = table[s];
if (row == null)
{
continue;
}
fragments.Add(new TableFragment(row, s));
}
var compound = TableFragment.Combine(fragments);
var builder = new StringBuilder();
for (var s = 0; s < table.Length; s++)
{
var offset = compound.GetOffset(s);
var row = table[s];
if (row == null)
{
if (offset >= 0)
{
builder.Append("row[");
builder.Append(s);
builder.Append("] should be null but was ");
builder.Append(offset);
builder.AppendLine();
}
}
else if (!offset.HasValue)
{
builder.Append("row[");
builder.Append(s);
builder.Append("] should be non-null but was null");
builder.AppendLine();
}
else
{
for (var c = 0; c < row.Length; c++)
{
var expected = row[c];
var actual = compound[offset.Value + c];
if (expected != actual)
{
builder.Append("row[");
builder.Append(s);
builder.Append("][");
builder.Append(c);
builder.Append("] should be ");
builder.Append(expected);
builder.Append(" but was ");
builder.Append(actual);
builder.AppendLine();
}
}
}
}
Assert.That(builder.ToString(), Is.EqualTo(string.Empty));
Assert.That(compound.Count, Is.EqualTo(expectedLen));
}
static CompressedBlob ExtractTransitionTableBlob(Config config, Statistics statistics, TableData data)
{
var graph = config.Graph.Graph;
var actionsList = new int[data.StateMap.Count];
var lastGotoStateIndex = data.StateMap.Count;
var fragments = new List <TableFragment>();
foreach (var state in graph.States)
{
var index = data.StateMap[state];
var transitionRow = ExtractTransitionRow(data, state);
var gotoRow = ExtractGotoRow(data, state);
if (transitionRow.Fragment == null)
{
actionsList[index] = transitionRow.ShortCircuitReduction;
statistics.StatesShortCircuited++;
if (gotoRow != null)
{
statistics.StatesWithGotos++;
}
}
else
{
fragments.Add(transitionRow.Fragment);
if (transitionRow.HasReduction && transitionRow.HasShift)
{
statistics.StatesWithSRConflicts++;
}
if (gotoRow != null)
{
statistics.StatesWithGotos++;
}
else if (!transitionRow.HasReduction || !transitionRow.HasShift)
{
statistics.StatesOther++;
}
}
if (gotoRow != null)
{
fragments.Add(gotoRow);
statistics.NonTerminalColumns = Math.Max(statistics.NonTerminalColumns, gotoRow.Count);
lastGotoStateIndex = data.StateMap[state] + 1;
}
}
var combined = TableFragment.Combine(fragments);
var offsetSectionLen = graph.States.Count + lastGotoStateIndex;
Array.Resize(ref actionsList, offsetSectionLen + combined.Count);
for (var i = 0; i < graph.States.Count << 1; i++)
{
var offset = combined.GetOffset(i);
if (offset.HasValue)
{
actionsList[i] = offset.Value + offsetSectionLen;
}
}
combined.CopyTo(actionsList, offsetSectionLen);
var actionsBlob = CompressedBlob.Compress(config.Manager.TableCompression, ElementSizeStrategy.Get(config.Manager.ElementSize), actionsList);
statistics.ActionsRunTime = actionsList.Length;
statistics.ActionsAssemblyBytes = actionsBlob.Bytes;
statistics.GotoOffsetsLen = lastGotoStateIndex;
return(actionsBlob);
}
public void CheckTable <T>(List <T> expectedTable, int tableIndex = 0)
{
expectedTable = ReplaceTable(expectedTable, _context.Rate, _context.Amount, null, null, null, _context.Fee, _context.Email ?? _context.PhoneNumber);
TableFragment.CheckTablesWithOrder(_context.Grid, multiformLocator, expectedTable, tableIndex);
}
public void UserSeeQuittanceReceiverTable(List <UIWMPaymentTable> expectedTable)
{
expectedTable = ReplaceTable(expectedTable, _context.Rate, _context.Amount, null, null, null, _context.Fee, _context.Email);
TableFragment.CheckTables(_context.Grid, multiformLocator, expectedTable, 2);
CommonComponentSteps.MakeScreenshot();
}
/// <summary>
/// 生成插入单个数据对象语句，对象的主键是标识列。
/// </summary>
/// <param name="context">生成上下文。</param>
/// <returns>语句片段。</returns>
protected virtual SqlFragment GenerateForInsertIdentitySingle(GenerateContext context)
{
var getidentity = context.Translate(Expression.Call(null, SupportMembers.DbFunctions.GetIdentity));
var data = (GenerateDataForInsert)context.Data;
var identityunit = (CommitIdentityUnit)data.MainUnit;
var keyVars = new Dictionary <ColumnMetadata, VariableFragment>();
var identityCreate = new CreateVariableFragment(context, identityunit.Identity.Metadata.Member.PropertyType);
keyVars.Add(identityunit.Identity.Metadata, identityCreate.Name);
var block = new BlockFragment(context);
if (!context.Feature.HasCapable(EDbCapable.ImplicitDeclareVariable))
{
block.Add(identityCreate);
}
var name = data.TargetName;
var maintarget = new TableFragment(context, identityunit.Table, name);
{
var insert = new InsertValueFragment(context, maintarget, data.CommitObject, data.Items);
data.CommitObject.Parent = insert;
identityunit.Members.ForEach(member =>
{
if (member.Metadata.IsKey && member.ValueType == ECommitValueType.Expression)
{
var expMember = (CommitExpressionMember)member;
var exp = insert.CreateExpression(expMember.Expression);
var expVar = new CreateVariableFragment(context, member.Metadata.Member.PropertyType);
block.Add(expVar);
block.Add(context.Assign(expVar.Name, exp));
keyVars.Add(member.Metadata, expVar.Name);
}
else
{
GenerateForInsertMembers(insert, member);
}
});
block.Add(insert);
block.Add(context.Assign(identityCreate.Name, insert.CreateExpression(getidentity)));
}
if (data.SubUnits != null)
{
foreach (var unit in data.SubUnits)
{
var target = new TableFragment(context, unit.Table);
var insert = new InsertValueFragment(context, target, data.CommitObject, data.Items);
data.CommitObject.Parent = insert;
unit.Keys.ForEach(member =>
{
if (keyVars.TryGetValue(member.Metadata, out VariableFragment value))
{
insert.SetValue(member.Metadata, value);
}
else
{
GenerateForInsertMembers(insert, member);
}
});
unit.Members.ForEach(member => GenerateForInsertMembers(insert, member));
block.Add(insert);
}
}
if (data.ReturnMembers.Any())
{
ISourceFragment target = maintarget;
if (data.SubUnits != null)
{
target = new InheritFragment(context, data.Table);
}
var select = new SelectFragment(context, target);
select.Members.AddRange(data.ReturnMembers.Select(a => target.GetMember(a.Metadata)));
select.Where = data.Table.Keys.Select(key => context.Equal(target.GetMember(key),
keyVars.ContainsKey(key) ? (IExpressionFragment)keyVars[key] : data.CommitObject.GetMember(key))).Merge();
block.Add(select);
}
return(block);
}
private SqlFragment GenerateForInsertIdentityMultipleRepeat(GenerateContext context, CommitIdentityUnit mainunit, ColumnMetadata rowindex,
TemporaryTableFragment temporaryTable, RowIndexFragment rowindexfragment, GenerateDataForInsert data, out TableFragment whileTarget)
{
var repeatfragment = new RepeatBlockFragment(context, data.Items);
var block = repeatfragment.Block;
var whileInsert = context.Insert(temporaryTable, mainunit.Table,
mainunit.Members.Where(a => a.ValueType != ECommitValueType.Database).Select(a => a.Metadata));
var whileSelect = (QueryBaseFragment)whileInsert.Query;
whileSelect.Where = context.Equal(temporaryTable.GetMember(rowindex), new RowIndexFragment(context));
block.Add(whileInsert);
var whileUpdate = new UpdateFragment(context, temporaryTable);
var getidentity = whileUpdate.CreateExpression(
context.Translate(Expression.Call(null, SupportMembers.DbFunctions.GetIdentity)));
whileUpdate.SetValue(mainunit.Identity.Metadata, getidentity);
whileUpdate.Where = context.Equal(temporaryTable.GetMember(rowindex), new RowIndexFragment(context));
block.Add(whileUpdate);
whileTarget = (TableFragment)whileInsert.Target;
return(repeatfragment);
}
