public RootContext GetRootContext(string content, out SqlSyntaxError error)
{
error = null;
MySqlParser parser = this.GetParser(content) as MySqlParser;
SqlSyntaxErrorListener errorListener = this.AddParserErrorListener(parser);
RootContext context = parser.root();
error = errorListener.Error;
return(context);
}
public override void Parse(FileInfo file)
{
Lexer lexer = new MySqlLexer(CharStreams.fromPath(file.FullName));
CommonTokenStream tokens = new CommonTokenStream(lexer);
MySqlParser parser = new MySqlParser(tokens);
ParserRuleContext context = parser.root();
var children = context.children;
foreach (IParseTree child in children)
{
this.ParseNode(child);
}
}
public void Parse(string query, IParseTreeListener[] listeners)
{
ICharStream stream = CharStreams.fromstring(query);
stream = new ToUpperStream(stream);
ITokenSource lexer = new MySqlLexer(stream);
ITokenStream tokens = new CommonTokenStream(lexer);
var parser = new MySqlParser(tokens)
{
BuildParseTree = true,
};
// both is possible, let's detect every type of sql
this.context = parser.sqlStatement();
//var statement = parser.dmlStatement();
//var statement = parser.selectStatement();
// listener pattern
RegisterListener(listeners);
}
private static SqlVisitor?CreateVisitor(string query)
{
try
{
var lexer = new MySqlLexer(new CaseChangingCharStream(new AntlrInputStream(query), true));
var tokens = new CommonTokenStream(lexer);
var parser = new MySqlParser(tokens);
parser.BuildParseTree = true;
parser.RemoveErrorListeners();
var visitor = new SqlVisitor();
visitor.Visit(parser.root());
return(visitor);
}
catch (Exception e)
{
Console.WriteLine(e);
return(null);
}
}
private void tlstrpGenCsCode_Click(object sender, EventArgs e)
{
if (treeView1.SelectedNode == null)
{
return;
}
//
MySqlTableInfo selectedTableInfo = treeView1.SelectedNode.Tag as MySqlTableInfo;
if (selectedTableInfo == null)
{
return;
}
//---------------
//create data from selected tree node
//show create table
string db = selectedTableInfo.OwnerDatabase.Name;
string tb = selectedTableInfo.Name;
MySqlConnection mySqlConn = new MySqlConnection(GetLocalConnString());
mySqlConn.Open();
string createSql = "";
string sql = "SHOW CREATE TABLE " + db + "." + tb;
var cmd = new MySqlCommand(sql, mySqlConn);
var reader = cmd.ExecuteReader();
if (reader.Read())
{
createSql = reader.GetString(1);
}
reader.Close();
//-----------------------
if (createSql == "")
{
return;
}
MySqlParser parser = new MySqlParser();
parser.ParseSql(createSql);
MySqlInfoToCsCodeGenerator tableInfoToCsCodeGen = new MySqlInfoToCsCodeGenerator();
StringBuilder result = new StringBuilder();
List <TablePart> tables = parser.ResultTables;
foreach (TablePart table in tables)
{
if (table.DatabaseName == null)
{
table.DatabaseName = db;
}
//
tableInfoToCsCodeGen.GenerateCsCode(table, result);
//tableInfoToCsCodeGen.GenerateSqlAndSave(table, "code." + db + "." + table + ".cs");
}
mySqlConn.Close();
//
this.textBox1.Text = result.ToString();
}
