private SqlIdentifierPathExpression(SqlPathExpression parentPath, SqlIdentifier value)
: base(SqlObjectKind.IdentifierPathExpression, parentPath)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
this.Value = value;
}
public static SqlIdentifier Create(string value)
{
SqlIdentifier sqlIdentifier;
if (!SqlIdentifier.FrequentIdentifiers.TryGetValue(value, out sqlIdentifier))
{
sqlIdentifier = new SqlIdentifier(value);
}
return(sqlIdentifier);
}
public static SqlFunctionCallScalarExpression Create(
string name,
bool isUdf,
IReadOnlyList <SqlScalarExpression> arguments)
{
if (!SqlFunctionCallScalarExpression.FunctionIdentifiers.TryGetValue(name, out SqlIdentifier sqlIdentifier))
{
sqlIdentifier = SqlIdentifier.Create(name);
}
return(SqlFunctionCallScalarExpression.Create(sqlIdentifier, isUdf, arguments));
}
private SqlPropertyRefScalarExpression(
SqlScalarExpression memberExpression,
SqlIdentifier propertyIdentifier)
: base(SqlObjectKind.PropertyRefScalarExpression)
{
if (propertyIdentifier == null)
{
throw new ArgumentNullException("propertyIdentifier");
}
this.MemberExpression = memberExpression;
this.PropertyIdentifier = propertyIdentifier;
}
private SqlSelectItem(
SqlScalarExpression expression,
SqlIdentifier alias)
: base(SqlObjectKind.SelectItem)
{
if (expression == null)
{
throw new ArgumentNullException("expression");
}
this.Expression = expression;
this.Alias = alias;
}
private SqlAliasedCollectionExpression(
SqlCollection collection,
SqlIdentifier alias)
: base(SqlObjectKind.AliasedCollectionExpression)
{
if (collection == null)
{
throw new ArgumentNullException("collection");
}
this.Collection = collection;
this.Alias = alias;
}
private SqlInputPathCollection(
SqlIdentifier input,
SqlPathExpression relativePath)
: base(SqlObjectKind.InputPathCollection)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
this.Input = input;
this.RelativePath = relativePath;
}
public static SqlFunctionCallScalarExpression Create(
string name,
bool isUdf,
params SqlScalarExpression[] arguments)
{
SqlIdentifier sqlIdentifier;
if (!SqlFunctionCallScalarExpression.FunctionIdentifiers.TryGetValue(name, out sqlIdentifier))
{
sqlIdentifier = SqlIdentifier.Create(name);
}
return(SqlFunctionCallScalarExpression.Create(sqlIdentifier, isUdf, arguments));
}
public SqlFunctionCallScalarExpression(
SqlIdentifier name,
SqlScalarExpression[] arguments,
bool isUdf)
: base(SqlObjectKind.FunctionCallScalarExpression)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
this.Arguments = arguments;
this.Name = name;
this.IsUdf = isUdf;
}
public SqlSubqueryCollectionExpression(SqlIdentifier inputIdentifier, SqlSubqueryCollection query)
: base(SqlObjectKind.SubqueryCollectionExpression)
{
if (inputIdentifier == null)
{
throw new ArgumentException("inputIdentifier");
}
if (query == null)
{
throw new ArgumentNullException("query");
}
this.InputIdentifier = inputIdentifier;
this.Query = query;
}
private SqlArrayIteratorCollectionExpression(
SqlIdentifier alias,
SqlCollection collection)
: base(SqlObjectKind.ArrayIteratorCollectionExpression)
{
if (alias == null)
{
throw new ArgumentNullException("alias");
}
if (collection == null)
{
throw new ArgumentNullException("collection");
}
this.Alias = alias;
this.Collection = collection;
}
private SqlFunctionCallScalarExpression(
SqlIdentifier name,
bool isUdf,
IReadOnlyList <SqlScalarExpression> arguments)
{
if (arguments == null)
{
throw new ArgumentNullException($"{nameof(arguments)} must not be null.");
}
foreach (SqlScalarExpression argument in arguments)
{
if (argument == null)
{
throw new ArgumentNullException($"{nameof(arguments)} must not have null items.");
}
}
this.Arguments = new List <SqlScalarExpression>(arguments);
this.Name = name ?? throw new ArgumentNullException(nameof(name));
this.IsUdf = isUdf;
}
public static SqlSelectItem Create(
SqlScalarExpression expression,
SqlIdentifier alias = null)
{
return(new SqlSelectItem(expression, alias));
}
public static SqlAliasedCollectionExpression Create(
SqlCollection collection,
SqlIdentifier alias) => new SqlAliasedCollectionExpression(collection, alias);
public static SqlFunctionCallScalarExpression CreateBuiltin(SqlIdentifier name, params SqlScalarExpression[] arguments)
{
return(SqlFunctionCallScalarExpression.Create(name, false, arguments));
}
public static SqlFunctionCallScalarExpression CreateBuiltin(SqlIdentifier name, IReadOnlyList <SqlScalarExpression> arguments)
{
return(SqlFunctionCallScalarExpression.Create(name, false, arguments));
}
public static SqlArrayIteratorCollectionExpression Create(
SqlIdentifier alias,
SqlCollection collection)
{
return(new SqlArrayIteratorCollectionExpression(alias, collection));
}
public static SqlArrayIteratorCollectionExpression Create(
SqlIdentifier identifier,
SqlCollection collection) => new SqlArrayIteratorCollectionExpression(identifier, collection);
public static SqlIdentifierPathExpression Create(SqlPathExpression parentPath, SqlIdentifier value)
{
return(new SqlIdentifierPathExpression(parentPath, value));
}
public override void Visit(SqlIdentifier sqlIdentifier)
{
this.writer.Write(sqlIdentifier.Value);
}
public static SqlInputPathCollection Create(
SqlIdentifier input,
SqlPathExpression relativePath)
{
return(new SqlInputPathCollection(input, relativePath));
}
public static SqlFunctionCallScalarExpression Create(
SqlIdentifier name,
bool isUdf,
params SqlScalarExpression[] arguments) => new SqlFunctionCallScalarExpression(name, isUdf, arguments);
public static SqlFunctionCallScalarExpression Create(
SqlIdentifier name,
bool isUdf,
IReadOnlyList <SqlScalarExpression> arguments) => new SqlFunctionCallScalarExpression(name, isUdf, arguments);
public static SqlPropertyRefScalarExpression Create(
SqlScalarExpression memberExpression,
SqlIdentifier propertyIdentifier)
{
return(new SqlPropertyRefScalarExpression(memberExpression, propertyIdentifier));
}
private SqlIdentifierPathExpression(SqlPathExpression parentPath, SqlIdentifier value)
: base(parentPath)
{
this.Value = value ?? throw new ArgumentNullException(nameof(value));
}
public SqlFunctionCallScalarExpression(
SqlIdentifier name,
SqlScalarExpression[] arguments)
: this(name, arguments, false)
{
}
public static SqlPropertyRefScalarExpression Create(
SqlScalarExpression member,
SqlIdentifier identifier) => new SqlPropertyRefScalarExpression(member, identifier);