public static int Update <T>([NotNull] this IDataContextInfo dataContextInfo, T obj)
{
if (dataContextInfo == null)
{
throw new ArgumentNullException(nameof(dataContextInfo));
}
return(Query <T> .Update(dataContextInfo, obj));
}
public static object InsertWithIdentity <T>([NotNull] this IDataContextInfo dataContextInfo, T obj)
{
if (dataContextInfo == null)
{
throw new ArgumentNullException("dataContextInfo");
}
return(Query <T> .InsertWithIdentity(dataContextInfo, obj));
}
public static int Delete <T>([NotNull] this IDataContextInfo dataContextInfo, T obj)
{
if (dataContextInfo == null)
{
throw new ArgumentNullException("dataContextInfo");
}
return(Query <T> .Delete(dataContextInfo, obj));
}
public static int InsertOrReplace <T>(this IDataContextInfo dataContextInfo, T obj)
{
if (dataContextInfo == null)
{
throw new ArgumentNullException("dataContextInfo");
}
return(Query <T> .InsertOrReplace(dataContextInfo, obj));
}
/// <summary>
/// 不能插入list 或 ienumer
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="dataContextInfo"></param>
/// <param name="obj"></param>
/// <param name="tableName"></param>
/// <param name="databaseName"></param>
/// <param name="schemaName"></param>
/// <returns></returns>
public static int Insert <T>([NotNull] this IDataContextInfo dataContextInfo, T obj,
string tableName = null, string databaseName = null, string schemaName = null)
{
if (dataContextInfo == null)
{
throw new ArgumentNullException("dataContextInfo");
}
return(Query <T> .Insert(dataContextInfo, obj, tableName, databaseName, schemaName));
}
public IEnumerable <int> RunQuery(IDataContextInfo dataContextInfo)
{
try
{
yield return(42);
}
finally
{
dataContextInfo.DataContext.Dispose();
}
}
public static void DropTable <T>([NotNull] this IDataContextInfo dataContextInfo,
string tableName = null,
string databaseName = null,
string schemaName = null)
{
if (dataContextInfo == null)
{
throw new ArgumentNullException("dataContextInfo");
}
Query <T> .DropTable(dataContextInfo, tableName, databaseName, schemaName);
}
public ExpressionParser(
Query query,
IDataContextInfo dataContext,
Expression expression,
ParameterExpression[] compiledParameters)
{
_query = query;
_expressionAccessors = expression.GetExpressionAccessors(ExpressionParam);
CompiledParameters = compiledParameters;
DataContextInfo = dataContext;
Expression = ConvertExpression(expression);
}
public static int InsertOrReplace <T>([NotNull] this IDataContextInfo dataContextInfo, IEnumerable <T> objs)
{
if (dataContextInfo == null)
{
throw new ArgumentNullException("dataContextInfo");
}
int cnt = 0;
foreach (var obj in objs)
{
cnt += Query <T> .InsertOrReplace(dataContextInfo, obj);
}
return(cnt);
}
public Table(IDataContextInfo dataContextInfo, Expression expression)
{
#if SILVERLIGHT
if (dataContextInfo == null)
{
throw new ArgumentNullException("dataContextInfo");
}
DataContextInfo = dataContextInfo;
#else
DataContextInfo = dataContextInfo ?? new DefaultDataContextInfo();
#endif
Expression = expression ?? Expression.Constant(this);
}
protected void Init(IDataContextInfo dataContextInfo, Expression expression)
{
#if SILVERLIGHT || NETFX_CORE && !NETSTANDARD
if (dataContextInfo == null)
{
throw new ArgumentNullException("dataContextInfo");
}
DataContextInfo = dataContextInfo;
#else
DataContextInfo = dataContextInfo ?? new DefaultDataContextInfo();
#endif
Expression = expression ?? Expression.Constant(this);
}
public static ITable <T> CreateTable <T>([NotNull] this IDataContextInfo dataContextInfo,
string tableName = null,
string databaseName = null,
string ownerName = null,
string statementHeader = null,
string statementFooter = null,
DefaulNullable defaulNullable = DefaulNullable.None)
{
if (dataContextInfo == null)
{
throw new ArgumentNullException("dataContextInfo");
}
return(Query <T> .CreateTable(dataContextInfo,
tableName, databaseName, ownerName, statementHeader, statementFooter, defaulNullable));
}
public Table(IDataContextInfo dataContextInfo)
: base(dataContextInfo, null)
{
}
public Table(IDataContextInfo dataContextInfo)
{
Init(dataContextInfo, null);
}
public Table(IDataContextInfo dataContextInfo)
: this(dataContextInfo, null)
{
}
IEnumerable <T> Execute(IDataContextInfo dataContextInfo, Expression expression)
{
return(GetQuery(expression, true).GetIEnumerable(null, dataContextInfo, expression, Parameters));
}
public Table(IDataContextInfo dataContextInfo, Expression expression)
{
Init(dataContextInfo, expression);
}
/// <summary>
/// 初始化
/// </summary>
/// <param name="dataContextInfo">如果为空获取默认的</param>
/// <param name="expression"></param>
protected void Init(IDataContextInfo dataContextInfo, Expression expression)
{
DataContextInfo = dataContextInfo ?? new DefaultDataContextInfo();
Expression = expression ?? Expression.Constant(this);
}
public QueryContext(IDataContextInfo dataContext, Expression expr, object[] compiledParameters)
{
RootDataContext = dataContext;
Expression = expr;
CompiledParameters = compiledParameters;
}
public ExpressionQuery(IDataContextInfo dataContext, Expression expression)
: base(dataContext, expression)
{
}
public QueryContext(IDataContextInfo dataContext, Expression expr, object[] compiledParameters)
{
RootDataContext = dataContext;
Expression = expr;
CompiledParameters = compiledParameters;
}
public static int InsertOrUpdate <T>(this IDataContextInfo dataContextInfo, T obj)
{
return(InsertOrReplace(dataContextInfo, obj));
}
public ExpressionQueryImpl(IDataContextInfo dataContext, Expression expression)
{
Init(dataContext, expression);
}
public Table(IDataContextInfo dataContextInfo, Expression expression)
: base(dataContextInfo, expression)
{
}
