private void Dispose(bool disposing)
{
if (disposing)
{
if (messages != null)
{
messages.Clear();
}
if (lexer != null)
{
lexer.Interpreter.ClearDFA();
lexer.Reset();
lexer.Interpreter = new LexerATNSimulator(new ATN(ATNType.Lexer, 2));
}
if (plSqlParser != null)
{
plSqlParser.Interpreter.ClearDFA();
plSqlParser.Reset();
plSqlParser.Interpreter = new ParserATNSimulator(new ATN(ATNType.Parser, 2));
}
}
lexer = null;
plSqlParser = null;
messages = null;
}
public static void analyze(TextReader file)
{
var input = new AntlrInputStream(file);
var lexer = new PlSqlLexer(input);
var tokens = new CommonTokenStream(lexer);
var parser = new PlSqlParser(tokens);
var tree = parser.sql_script();
}
public void processPackage(string inputFilePath)
{
#region ANTLR4 necessary stuff
var input = new AntlrInputStream(new StreamReader(inputFilePath));
var lexer = new PlSqlLexer(input);
var tokens = new CommonTokenStream(lexer);
var parser = new PlSqlParser(tokens);
PlSqlParser.Create_package_bodyContext context1 = parser.create_package_body();
ParseTreeWalker walker = new ParseTreeWalker();
var bListener = new BODYlistener();
walker.Walk(bListener, context1);
#endregion
//you can start making changes from this point
var converter = new JoinLinksConverter(bListener.joinsList);
var uniqueLinks = converter.MakeUniqueLinksList();
using (var storage = new StorageContext(StorageContext.constr))
{
Dictionary <string, string> linkToText = new Dictionary <string, string>();
foreach (var link in storage.links.ToList())
{
linkToText.Add(link.toText, "");
}
List <Link> linkListToConvert = new List <Link>();
linkListToConvert.AddRange(uniqueLinks.Where(link => dbObjectNames.ContainsKey(link.firstTable) && dbObjectNames.ContainsKey(link.secondTable) && !linkToText.ContainsKey(link.ToText())));
LinkDBFormatConverter linkConverter = new LinkDBFormatConverter(linkListToConvert);
foreach (var link in linkConverter.Result)
{
storage.links.Add(link);
}
storage.SaveChanges();
}
}
private void MakeParser(string input, Action <SqlCompileMessage> messageReceiver)
{
using (var reader = new StringReader(input)) {
var inputStream = new AntlrInputStream(reader);
lexer = new PlSqlLexer(inputStream);
var commonTokenStream = new CommonTokenStream(lexer);
plSqlParser = new PlSqlParser(commonTokenStream);
plSqlParser.RemoveErrorListeners();
plSqlParser.AddErrorListener(new ErrorHandler(messageReceiver));
}
}
private void MakeParser(string input, Action<SqlCompileMessage> messageReceiver)
{
using (var reader = new StringReader(input)) {
var inputStream = new AntlrInputStream(reader);
lexer = new PlSqlLexer(inputStream);
var commonTokenStream = new CommonTokenStream(lexer);
plSqlParser = new PlSqlParser(commonTokenStream);
plSqlParser.RemoveErrorListeners();
plSqlParser.AddErrorListener(new ErrorHandler(messageReceiver));
}
}
private void Dispose(bool disposing)
{
if (disposing) {
if (messages != null)
messages.Clear();
if (lexer != null) {
lexer.Interpreter.ClearDFA();
lexer.Reset();
lexer.Interpreter = new LexerATNSimulator(new ATN(ATNType.Lexer, 2));
}
if (plSqlParser != null) {
plSqlParser.Interpreter.ClearDFA();
plSqlParser.Reset();
plSqlParser.Interpreter = new ParserATNSimulator(new ATN(ATNType.Parser, 2));
}
}
lexer = null;
plSqlParser = null;
messages = null;
}