Deveel.Data.Sql.Cursors.Cursor.CursorArgumentPreparer Class Reference

Inheritance diagram for Deveel.Data.Sql.Cursors.Cursor.CursorArgumentPreparer:

Public Member Functions
	CursorArgumentPreparer (Dictionary< string, SqlExpression > args)
bool	CanPrepare (SqlExpression expression)
	Verifies whether the instance of the interface can prepare the given expression. More...
SqlExpression	Prepare (SqlExpression expression)
	Returns the new translated object to be mutated from the given expression. More...

Private Attributes
readonly Dictionary< string, SqlExpression >	args

Detailed Description

Definition at line 174 of file Cursor.cs.

Constructor & Destructor Documentation

Deveel.Data.Sql.Cursors.Cursor.CursorArgumentPreparer.CursorArgumentPreparer ( Dictionary< string, SqlExpression >  args )

inline

Definition at line 177 of file Cursor.cs.

                                                                                  {
                this.args = args;
            }

Member Function Documentation

bool Deveel.Data.Sql.Cursors.Cursor.CursorArgumentPreparer.CanPrepare ( SqlExpression  expression )

inline

Verifies whether the instance of the interface can prepare the given expression.

Parameters

expression

The expression object to verify.

Returns

Returns true if this preparer will prepare the given object in an expression.

Implements Deveel.Data.Sql.Expressions.IExpressionPreparer.

Definition at line 181 of file Cursor.cs.

                                                             {
                return expression is SqlVariableReferenceExpression;
            }

SqlExpression Deveel.Data.Sql.Cursors.Cursor.CursorArgumentPreparer.Prepare ( SqlExpression  expression )

inline

Returns the new translated object to be mutated from the given expression.

Parameters

expression

Returns

Implements Deveel.Data.Sql.Expressions.IExpressionPreparer.

Definition at line 185 of file Cursor.cs.

                                                                   {
                var varRef = ((SqlVariableReferenceExpression) expression).VariableName;
                SqlExpression exp;
                if (!args.TryGetValue(varRef, out exp))
                    throw new ArgumentException(String.Format("Variable '{0}' was not found in the cursor arguments", varRef));

                return exp;
            }

Member Data Documentation

readonly Dictionary<string, SqlExpression> Deveel.Data.Sql.Cursors.Cursor.CursorArgumentPreparer.args

private

Definition at line 175 of file Cursor.cs.

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The documentation for this class was generated from the following file:

• /var/calculate/remote/distfiles/egit-src/deveeldb.git/src/deveeldb/Deveel.Data.Sql.Cursors/Cursor.cs