aboutsummaryrefslogtreecommitdiff
path: root/runtime/CSharp3/Sources/Antlr3.Runtime.Debug/RemoteDebugEventSocketListener.cs
diff options
context:
space:
mode:
Diffstat (limited to 'runtime/CSharp3/Sources/Antlr3.Runtime.Debug/RemoteDebugEventSocketListener.cs')
-rw-r--r--runtime/CSharp3/Sources/Antlr3.Runtime.Debug/RemoteDebugEventSocketListener.cs744
1 files changed, 0 insertions, 744 deletions
diff --git a/runtime/CSharp3/Sources/Antlr3.Runtime.Debug/RemoteDebugEventSocketListener.cs b/runtime/CSharp3/Sources/Antlr3.Runtime.Debug/RemoteDebugEventSocketListener.cs
deleted file mode 100644
index e390065..0000000
--- a/runtime/CSharp3/Sources/Antlr3.Runtime.Debug/RemoteDebugEventSocketListener.cs
+++ /dev/null
@@ -1,744 +0,0 @@
-/*
- * [The "BSD licence"]
- * Copyright (c) 2005-2008 Terence Parr
- * All rights reserved.
- *
- * Conversion to C#:
- * Copyright (c) 2008-2009 Sam Harwell, Pixel Mine, Inc.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-namespace Antlr.Runtime.Debug
-{
- using Antlr.Runtime.JavaExtensions;
-
- using Array = System.Array;
- using BaseTree = Antlr.Runtime.Tree.BaseTree;
- using Console = System.Console;
- using Exception = System.Exception;
- using IOException = System.IO.IOException;
- using ITree = Antlr.Runtime.Tree.ITree;
- using Math = System.Math;
- using Socket = System.Net.Sockets.Socket;
- using SocketException = System.Net.Sockets.SocketException;
- using TextReader = System.IO.TextReader;
- using TextWriter = System.IO.TextWriter;
-
- public class RemoteDebugEventSocketListener
- {
- const int MAX_EVENT_ELEMENTS = 8;
- IDebugEventListener listener;
- string machine;
- int port;
- Socket channel = null;
- TextWriter @out;
- TextReader @in;
- string @event;
- /** <summary>Version of ANTLR (dictates events)</summary> */
- public string version;
- public string grammarFileName;
- /** <summary>
- * Track the last token index we saw during a consume. If same, then
- * set a flag that we have a problem.
- * </summary>
- */
- int previousTokenIndex = -1;
- bool tokenIndexesInvalid = false;
-
- public class ProxyToken : IToken
- {
- int index;
- int type;
- int channel;
- int line;
- int charPos;
- string text;
- public ProxyToken( int index )
- {
- this.index = index;
- }
- public ProxyToken( int index, int type, int channel,
- int line, int charPos, string text )
- {
- this.index = index;
- this.type = type;
- this.channel = channel;
- this.line = line;
- this.charPos = charPos;
- this.text = text;
- }
-
- #region IToken Members
- public string Text
- {
- get
- {
- return text;
- }
- set
- {
- text = value;
- }
- }
-
- public int Type
- {
- get
- {
- return type;
- }
- set
- {
- type = value;
- }
- }
-
- public int Line
- {
- get
- {
- return line;
- }
- set
- {
- line = value;
- }
- }
-
- public int CharPositionInLine
- {
- get
- {
- return charPos;
- }
- set
- {
- charPos = value;
- }
- }
-
- public int Channel
- {
- get
- {
- return channel;
- }
- set
- {
- channel = value;
- }
- }
-
- public int StartIndex
- {
- get
- {
- return -1;
- }
- set
- {
- }
- }
-
- public int StopIndex
- {
- get
- {
- return -1;
- }
- set
- {
- }
- }
-
- public int TokenIndex
- {
- get
- {
- return index;
- }
- set
- {
- index = value;
- }
- }
-
- public ICharStream InputStream
- {
- get
- {
- return null;
- }
- set
- {
- }
- }
-
- #endregion
-
- public override string ToString()
- {
- string channelStr = "";
- if ( channel != TokenChannels.Default )
- {
- channelStr = ",channel=" + channel;
- }
- return "[" + Text + "/<" + type + ">" + channelStr + "," + line + ":" + CharPositionInLine + ",@" + index + "]";
- }
- }
-
- public class ProxyTree : BaseTree
- {
- public int ID;
- int type;
- int line = 0;
- public int charPos = -1;
- public int tokenIndex = -1;
- string text;
-
- public ProxyTree( int ID, int type, int line, int charPos, int tokenIndex, string text )
- {
- this.ID = ID;
- this.type = type;
- this.line = line;
- this.charPos = charPos;
- this.tokenIndex = tokenIndex;
- this.text = text;
- }
-
- public ProxyTree( int ID )
- {
- this.ID = ID;
- }
-
- #region Properties
- public override string Text
- {
- get
- {
- return text;
- }
- set
- {
- }
- }
- public override int TokenStartIndex
- {
- get
- {
- return tokenIndex;
- }
- set
- {
- }
- }
- public override int TokenStopIndex
- {
- get
- {
- return 0;
- }
- set
- {
- }
- }
- public override int Type
- {
- get
- {
- return type;
- }
- set
- {
- }
- }
- #endregion
-
- public override ITree DupNode()
- {
- return null;
- }
-
- public override string ToString()
- {
- return "fix this";
- }
- }
-
- public RemoteDebugEventSocketListener( IDebugEventListener listener,
- string machine,
- int port )
- {
- this.listener = listener;
- this.machine = machine;
- this.port = port;
-
- if ( !OpenConnection() )
- {
- throw new SocketException();
- }
- }
-
- protected virtual void EventHandler()
- {
- try
- {
- Handshake();
- @event = @in.ReadLine();
- while ( @event != null )
- {
- Dispatch( @event );
- Ack();
- @event = @in.ReadLine();
- }
- }
- catch ( Exception e )
- {
- Console.Error.WriteLine( e );
- ExceptionExtensions.PrintStackTrace( e, Console.Error );
- }
- finally
- {
- CloseConnection();
- }
- }
-
- protected virtual bool OpenConnection()
- {
- bool success = false;
- try
- {
- throw new System.NotImplementedException();
- //channel = new Socket( machine, port );
- //channel.setTcpNoDelay( true );
- //OutputStream os = channel.getOutputStream();
- //OutputStreamWriter osw = new OutputStreamWriter( os, "UTF8" );
- //@out = new PrintWriter( new BufferedWriter( osw ) );
- //InputStream @is = channel.getInputStream();
- //InputStreamReader isr = new InputStreamReader( @is, "UTF8" );
- //@in = new BufferedReader( isr );
- //success = true;
- }
- catch ( Exception e )
- {
- Console.Error.WriteLine( e );
- }
- return success;
- }
-
- protected virtual void CloseConnection()
- {
- try
- {
- @in.Close();
- @in = null;
- @out.Close();
- @out = null;
- channel.Close();
- channel = null;
- }
- catch ( Exception e )
- {
- Console.Error.WriteLine( e );
- ExceptionExtensions.PrintStackTrace( e, Console.Error );
- }
- finally
- {
- if ( @in != null )
- {
- try
- {
- @in.Close();
- }
- catch ( IOException ioe )
- {
- Console.Error.WriteLine( ioe );
- }
- }
- if ( @out != null )
- {
- @out.Close();
- }
- if ( channel != null )
- {
- try
- {
- channel.Close();
- }
- catch ( IOException ioe )
- {
- Console.Error.WriteLine( ioe );
- }
- }
- }
-
- }
-
- protected virtual void Handshake()
- {
- string antlrLine = @in.ReadLine();
- string[] antlrElements = GetEventElements( antlrLine );
- version = antlrElements[1];
- string grammarLine = @in.ReadLine();
- string[] grammarElements = GetEventElements( grammarLine );
- grammarFileName = grammarElements[1];
- Ack();
- listener.Commence(); // inform listener after handshake
- }
-
- protected virtual void Ack()
- {
- @out.WriteLine( "ack" );
- @out.Flush();
- }
-
- protected virtual void Dispatch( string line )
- {
- //JSystem.@out.println( "event: " + line );
- string[] elements = GetEventElements( line );
- if ( elements == null || elements[0] == null )
- {
- Console.Error.WriteLine( "unknown debug event: " + line );
- return;
- }
- if ( elements[0].Equals( "enterRule" ) )
- {
- listener.EnterRule( elements[1], elements[2] );
- }
- else if ( elements[0].Equals( "exitRule" ) )
- {
- listener.ExitRule( elements[1], elements[2] );
- }
- else if ( elements[0].Equals( "enterAlt" ) )
- {
- listener.EnterAlt( int.Parse( elements[1] ) );
- }
- else if ( elements[0].Equals( "enterSubRule" ) )
- {
- listener.EnterSubRule( int.Parse( elements[1] ) );
- }
- else if ( elements[0].Equals( "exitSubRule" ) )
- {
- listener.ExitSubRule( int.Parse( elements[1] ) );
- }
- else if ( elements[0].Equals( "enterDecision" ) )
- {
- listener.EnterDecision(int.Parse(elements[1]), elements[2].Equals("true"));
- }
- else if ( elements[0].Equals( "exitDecision" ) )
- {
- listener.ExitDecision( int.Parse( elements[1] ) );
- }
- else if ( elements[0].Equals( "location" ) )
- {
- listener.Location( int.Parse( elements[1] ),
- int.Parse( elements[2] ) );
- }
- else if ( elements[0].Equals( "consumeToken" ) )
- {
- ProxyToken t = DeserializeToken( elements, 1 );
- if ( t.TokenIndex == previousTokenIndex )
- {
- tokenIndexesInvalid = true;
- }
- previousTokenIndex = t.TokenIndex;
- listener.ConsumeToken( t );
- }
- else if ( elements[0].Equals( "consumeHiddenToken" ) )
- {
- ProxyToken t = DeserializeToken( elements, 1 );
- if ( t.TokenIndex == previousTokenIndex )
- {
- tokenIndexesInvalid = true;
- }
- previousTokenIndex = t.TokenIndex;
- listener.ConsumeHiddenToken( t );
- }
- else if ( elements[0].Equals( "LT" ) )
- {
- IToken t = DeserializeToken( elements, 2 );
- listener.LT( int.Parse( elements[1] ), t );
- }
- else if ( elements[0].Equals( "mark" ) )
- {
- listener.Mark( int.Parse( elements[1] ) );
- }
- else if ( elements[0].Equals( "rewind" ) )
- {
- if ( elements[1] != null )
- {
- listener.Rewind( int.Parse( elements[1] ) );
- }
- else
- {
- listener.Rewind();
- }
- }
- else if ( elements[0].Equals( "beginBacktrack" ) )
- {
- listener.BeginBacktrack( int.Parse( elements[1] ) );
- }
- else if ( elements[0].Equals( "endBacktrack" ) )
- {
- int level = int.Parse( elements[1] );
- int successI = int.Parse( elements[2] );
- listener.EndBacktrack( level, successI == DebugEventListenerConstants.True );
- }
- else if ( elements[0].Equals( "exception" ) )
- {
-#if true
- throw new System.NotImplementedException();
-#else
- string excName = elements[1];
- string indexS = elements[2];
- string lineS = elements[3];
- string posS = elements[4];
- Class excClass = null;
- try
- {
- excClass = Class.forName( excName );
- RecognitionException e =
- (RecognitionException)excClass.newInstance();
- e.index = int.Parse( indexS );
- e.line = int.Parse( lineS );
- e.charPositionInLine = int.Parse( posS );
- listener.recognitionException( e );
- }
- catch ( ClassNotFoundException cnfe )
- {
- Console.Error.println( "can't find class " + cnfe );
- cnfe.printStackTrace( Console.Error );
- }
- catch ( InstantiationException ie )
- {
- Console.Error.println( "can't instantiate class " + ie );
- ie.printStackTrace( Console.Error );
- }
- catch ( IllegalAccessException iae )
- {
- Console.Error.println( "can't access class " + iae );
- iae.printStackTrace( Console.Error );
- }
-#endif
- }
- else if ( elements[0].Equals( "beginResync" ) )
- {
- listener.BeginResync();
- }
- else if ( elements[0].Equals( "endResync" ) )
- {
- listener.EndResync();
- }
- else if ( elements[0].Equals( "terminate" ) )
- {
- listener.Terminate();
- }
- else if ( elements[0].Equals( "semanticPredicate" ) )
- {
- bool result = bool.Parse( elements[1] );
- string predicateText = elements[2];
- predicateText = UnEscapeNewlines( predicateText );
- listener.SemanticPredicate( result,
- predicateText );
- }
- else if ( elements[0].Equals( "consumeNode" ) )
- {
- ProxyTree node = DeserializeNode( elements, 1 );
- listener.ConsumeNode( node );
- }
- else if ( elements[0].Equals( "LN" ) )
- {
- int i = int.Parse( elements[1] );
- ProxyTree node = DeserializeNode( elements, 2 );
- listener.LT( i, node );
- }
- else if ( elements[0].Equals( "createNodeFromTokenElements" ) )
- {
- int ID = int.Parse( elements[1] );
- int type = int.Parse( elements[2] );
- string text = elements[3];
- text = UnEscapeNewlines( text );
- ProxyTree node = new ProxyTree( ID, type, -1, -1, -1, text );
- listener.CreateNode( node );
- }
- else if ( elements[0].Equals( "createNode" ) )
- {
- int ID = int.Parse( elements[1] );
- int tokenIndex = int.Parse( elements[2] );
- // create dummy node/token filled with ID, tokenIndex
- ProxyTree node = new ProxyTree( ID );
- ProxyToken token = new ProxyToken( tokenIndex );
- listener.CreateNode( node, token );
- }
- else if ( elements[0].Equals( "nilNode" ) )
- {
- int ID = int.Parse( elements[1] );
- ProxyTree node = new ProxyTree( ID );
- listener.NilNode( node );
- }
- else if ( elements[0].Equals( "errorNode" ) )
- {
- // TODO: do we need a special tree here?
- int ID = int.Parse( elements[1] );
- int type = int.Parse( elements[2] );
- string text = elements[3];
- text = UnEscapeNewlines( text );
- ProxyTree node = new ProxyTree( ID, type, -1, -1, -1, text );
- listener.ErrorNode( node );
- }
- else if ( elements[0].Equals( "becomeRoot" ) )
- {
- int newRootID = int.Parse( elements[1] );
- int oldRootID = int.Parse( elements[2] );
- ProxyTree newRoot = new ProxyTree( newRootID );
- ProxyTree oldRoot = new ProxyTree( oldRootID );
- listener.BecomeRoot( newRoot, oldRoot );
- }
- else if ( elements[0].Equals( "addChild" ) )
- {
- int rootID = int.Parse( elements[1] );
- int childID = int.Parse( elements[2] );
- ProxyTree root = new ProxyTree( rootID );
- ProxyTree child = new ProxyTree( childID );
- listener.AddChild( root, child );
- }
- else if ( elements[0].Equals( "setTokenBoundaries" ) )
- {
- int ID = int.Parse( elements[1] );
- ProxyTree node = new ProxyTree( ID );
- listener.SetTokenBoundaries(
- node,
- int.Parse( elements[2] ),
- int.Parse( elements[3] ) );
- }
- else
- {
- Console.Error.WriteLine( "unknown debug event: " + line );
- }
- }
-
- protected virtual ProxyTree DeserializeNode( string[] elements, int offset )
- {
- int ID = int.Parse( elements[offset + 0] );
- int type = int.Parse( elements[offset + 1] );
- int tokenLine = int.Parse( elements[offset + 2] );
- int charPositionInLine = int.Parse( elements[offset + 3] );
- int tokenIndex = int.Parse( elements[offset + 4] );
- string text = elements[offset + 5];
- text = UnEscapeNewlines( text );
- return new ProxyTree( ID, type, tokenLine, charPositionInLine, tokenIndex, text );
- }
-
- protected virtual ProxyToken DeserializeToken( string[] elements,
- int offset )
- {
- string indexS = elements[offset + 0];
- string typeS = elements[offset + 1];
- string channelS = elements[offset + 2];
- string lineS = elements[offset + 3];
- string posS = elements[offset + 4];
- string text = elements[offset + 5];
- text = UnEscapeNewlines( text );
- int index = int.Parse( indexS );
- ProxyToken t =
- new ProxyToken( index,
- int.Parse( typeS ),
- int.Parse( channelS ),
- int.Parse( lineS ),
- int.Parse( posS ),
- text );
- return t;
- }
-
- /** <summary>Create a thread to listen to the remote running recognizer</summary> */
- public virtual void Start()
- {
- System.Threading.Thread t = new System.Threading.Thread( Run );
- t.Start();
- }
-
- public virtual void Run()
- {
- EventHandler();
- }
-
- #region Misc
-
- public virtual string[] GetEventElements( string @event )
- {
- if ( @event == null )
- {
- return null;
- }
- string[] elements = new string[MAX_EVENT_ELEMENTS];
- string str = null; // a string element if present (must be last)
- try
- {
- int firstQuoteIndex = @event.IndexOf( '"' );
- if ( firstQuoteIndex >= 0 )
- {
- // treat specially; has a string argument like "a comment\n
- // Note that the string is terminated by \n not end quote.
- // Easier to parse that way.
- string eventWithoutString = @event.Substring( 0, firstQuoteIndex );
- str = @event.Substring( firstQuoteIndex + 1 );
- @event = eventWithoutString;
- }
-
- string[] tokens = @event.Split('\t');
- Array.Copy(tokens, elements, Math.Min(tokens.Length, MAX_EVENT_ELEMENTS));
- if (tokens.Length >= MAX_EVENT_ELEMENTS)
- return elements;
-
- if ( str != null )
- {
- elements[tokens.Length] = str;
- }
- }
- catch ( Exception e )
- {
- ExceptionExtensions.PrintStackTrace( e, Console.Error );
- }
- return elements;
- }
-
- protected virtual string UnEscapeNewlines( string txt )
- {
- // this unescape is slow but easy to understand
- txt = txt.Replace( "%0A", "\n" ); // unescape \n
- txt = txt.Replace( "%0D", "\r" ); // unescape \r
- txt = txt.Replace( "%25", "%" ); // undo escaped escape chars
- return txt;
- }
-
- public virtual bool TokenIndexesAreInvalid()
- {
- return tokenIndexesInvalid;
- }
-
- #endregion
-
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-22 04:31:08 +0000