public ImageRequest(String url, IListener listener, int maxWidth, int maxHeight, Android.Widget.ImageView.ScaleType scaleType,
Android.Graphics.Bitmap.Config decodeConfig, IErrorListener errorListener)
: base(Method.GET, url, errorListener)
{
SetRetryPolicy(new DefaultRetryPolicy(IMAGE_TIMEOUT_MS, IMAGE_MAX_RETRIES, IMAGE_BACKOFF_MULT));
mListener = listener;
mDecodeConfig = decodeConfig;
mMaxWidth = maxWidth;
mMaxHeight = maxHeight;
mScaleType = scaleType;
}
public static void SetListener(IErrorListener listener)
{
_listener = listener;
}
public ImageRequest(String url, IListener listener, int maxWidth, int maxHeight,
Android.Graphics.Bitmap.Config decodeConfig, IErrorListener errorListener)
: this(url, listener, maxWidth, maxHeight, Android.Widget.ImageView.ScaleType.CenterInside, decodeConfig, errorListener)
{
}
private static void CheckInstanceParent(IEnumerable <Type> validParentTypes, IContained obj, IErrorListener <TraverserException> errLis)
{
var valid = false;
obj.Parent.GetType().ForTypeBaseTypesAndInterfaces(t => valid |= validParentTypes.Contains(t));
if (valid)
{
return;
}
var parentsText = validParentTypes.Select(t => $"'{Names.OfType(t).ToLower()}s'").DelimiteredConcat(", ", " or ");
var message = $"A '{obj.ObjectName.ToLower()}' has a '{obj.Parent.ObjectName.ToLower()}' for a parent. " +
$"'{obj.ObjectName.ToUpperFirstLowerRest()}s' are expected to have {parentsText} as parents.";
errLis.Error(new TraverserException(obj, message));
}
/// <summary>
/// Create list of tokens from epl
/// </summary>
/// <param name="epl">EPL code</param>
/// <param name="listener">Error listener</param>
/// <returns>List of tokens</returns>
public static IList <EPLCommand> Parse(string epl, IErrorListener listener)
{
if (epl == null)
{
throw new ArgumentNullException("epl");
}
if (!epl.EndsWith(Environment.NewLine))
{
epl += Environment.NewLine;
}
IList <EPLCommand> commands = new List <EPLCommand>();
// Get list of commands, sorted by length descending
string[] commandList = EPLCommandHelper.CommandDefinition.Select(item => item.Key).OrderByDescending(item => item.Length).ToArray();
var eplTokenizer = new Lexer.Tokenizer(new Lexer.ParserConfiguration(), listener);
eplTokenizer.Parse(epl);
var tokens = eplTokenizer.Tokens;
RawToken lastToken = null;
RawToken token = null;
EPLCommand lastCommand = null;
int lineNumber = 1;
int paramCounter = 0;
ParserState state = ParserState.ExpectNewCommand;
int _qCommandExists = 0;
int _RCommandExists = 0;
while (tokens.Count > 0)
{
lastToken = token;
token = tokens.PopFirst();
// Parse x-command
if (token.Content.StartsWith(";"))
{
lineNumber++;
state = ParserState.ExpectNewCommand;
}
else if (token.Content == "{" && state == ParserState.ExpectParameter)
{
StringBuilder sb = new StringBuilder();
sb.Append("{");
while (tokens.Count > 0)
{
token = tokens.PopFirst();
if (token.Content == "}")
{
sb.Append(token.Content);
break;
}
else if (token.Content == Environment.NewLine)
{
listener.Error("Expected token }", lineNumber, token.Index.Item1, token.Index.Item2);
}
else
{
sb.Append(token.Content);
}
}
// Set as command
if (lastCommand != null)
{
string[] newParamArr = new string[paramCounter + 1];
newParamArr[paramCounter] = sb.ToString();
if (lastCommand.Parameter != null)
{
for (int i = 0; i < paramCounter; i++)
{
newParamArr[i] = lastCommand.Parameter[i];
}
}
// Set token content
lastCommand.Parameter = newParamArr;
paramCounter++;
state = ParserState.ExpectNewCommand | ParserState.ExpectParamSeperator;
}
state = ParserState.ExpectParamSeperator | ParserState.ExpectNewCommand;
}
// Parse command data
else if (token.Content.StartsWith("\"") && token.Content.EndsWith("\"") && state == ParserState.ExpectParameter && token.Content.Length > 1)
{
if (lastCommand != null)
{
lastCommand.Data = token.Content.Remove(0, 1);
lastCommand.Data = lastCommand.Data.Remove(lastCommand.Data.Length - 1, 1);
}
state = ParserState.ExpectParamSeperator | ParserState.ExpectNewCommand;
}
else if (token.Content == "@{" && state == ParserState.ExpectNewCommand)
{
StringBuilder sb = new StringBuilder();
while (tokens.Count > 0)
{
token = tokens.PopFirst();
if (token.Content == "}@")
{
break;
}
else
{
if (!sb.ToString().EndsWith(Environment.NewLine))
{
sb.Append(" ");
}
sb.Append(token.Content);
}
}
commands.Add(new ScriptCommand()
{
Data = sb.ToString()
});
}
else if (token.Content == "," && (state & ParserState.ExpectParamSeperator) == ParserState.ExpectParamSeperator)
{
state = ParserState.ExpectParameter;
}
else if (token.Content == Environment.NewLine && (state == ParserState.ExpectNewCommand || (state & ParserState.ExpectParamSeperator) == ParserState.ExpectParamSeperator))
{
state = ParserState.ExpectNewCommand;
lineNumber++;
}
else if (IsCommand(commandList, token.Content) && (state & ParserState.ExpectNewCommand) == ParserState.ExpectNewCommand || (state & ParserState.ExpectParamSeperator) == ParserState.ExpectParamSeperator)
{
// go through the list of commands
lastCommand = null;
paramCounter = 0;
foreach (string cmd in commandList)
{
if (token.Content.StartsWith(cmd))
{
lastCommand = EPLCommandHelper.GetInstance(cmd);
lastCommand.Token = token;
if (lastCommand is UnkownCommand)
{
(lastCommand as UnkownCommand).CommandName = cmd;
}
else if (lastCommand is LabelWidthCommand)
{
_qCommandExists = lineNumber;
}
else if (lastCommand is RCommand)
{
_RCommandExists = lineNumber;
}
string newTokenContent = token.Content.Remove(0, cmd.Length);
if (newTokenContent == "" && (tokens.Count == 0 || tokens.PeekFirst().Content == Environment.NewLine))
{
state = ParserState.ExpectNewCommand;
}
else
{
state = ParserState.ExpectParameter;
if (!string.IsNullOrWhiteSpace(newTokenContent))
{
// Add first parameter value again
tokens.PushFront(new Lexer.RawToken(newTokenContent, new Tuple <int, int>(0, 0), new Tuple <int, int>(0, 0)));
}
}
break;
}
}
if (lastCommand != null)
{
commands.Add(lastCommand);
}
}
else if (state == ParserState.ExpectParameter && token.Content != Environment.NewLine)
{
if (lastCommand != null)
{
string[] newParamArr = new string[paramCounter + 1];
newParamArr[paramCounter] = token.Content;
if (lastCommand.Parameter != null)
{
for (int i = 0; i < paramCounter; i++)
{
newParamArr[i] = lastCommand.Parameter[i];
}
}
// Set token content
lastCommand.Parameter = newParamArr;
paramCounter++;
state = ParserState.ExpectNewCommand | ParserState.ExpectParamSeperator;
}
}
else
{
listener.Error("Unexpected token near: " + (lastToken ?? token).Content, lineNumber, 0, 0);
}
}
if (_qCommandExists > 0 && _RCommandExists > 0)
{
if (_qCommandExists < _RCommandExists)
{
listener.Error("If the R-Command is sent after the q-command, the image buffer will be reformatted to printer width.", _RCommandExists, 0, 0);
}
else
{
listener.Error("The R-command forces the printer to use the full width of the print head as the width of the label/image buffer.", _qCommandExists, 0, 0);
}
}
return(commands);
}
public static bool Parse(string sourceText, string fileName, CSharpParseOptions options, IErrorListener listener,
out ITokenStream tokens, out XSharpParser.SourceContext tree)
{
tree = null;
tokens = null;
var parseErrors = ParseErrorData.NewBag();
try
{
var lexer = XSharpLexer.Create(sourceText, fileName, options);
lexer.Options = options;
BufferedTokenStream tokenStream = lexer.GetTokenStream();
tokenStream.Fill();
tokens = (ITokenStream)tokenStream;
GetLexerErrors(lexer, tokenStream, parseErrors);
// do we need to preprocess
#region Determine if we really need the preprocessor
bool mustPreprocess = true;
if (lexer.HasPreprocessorTokens || !options.NoStdDef)
{
// no need to pre process in partial compilation
// if lexer does not contain UDCs, Messages or Includes
mustPreprocess = lexer.MustBeProcessed;
}
else
{
mustPreprocess = false;
}
#endregion
XSharpPreprocessor pp = null;
BufferedTokenStream ppStream = null;
pp = new XSharpPreprocessor(lexer, tokenStream, options, fileName, Encoding.Unicode, SourceHashAlgorithm.None, parseErrors);
if (mustPreprocess)
{
var ppTokens = pp.PreProcess();
ppStream = new CommonTokenStream(new XSharpListTokenSource(lexer, ppTokens));
}
else
{
// No Standard Defs and no preprocessor tokens in the lexer
// so we bypass the preprocessor and use the lexer token stream
ppStream = new CommonTokenStream(new XSharpListTokenSource(lexer, tokenStream.GetTokens()));
}
ppStream.Fill();
var parser = new XSharpParser(ppStream);
parser.Interpreter.tail_call_preserves_sll = false; // default = true Setting to FALSE will reduce memory used by parser
parser.Options = options;
tree = null;
parser.RemoveErrorListeners();
parser.Interpreter.PredictionMode = PredictionMode.Sll;
parser.ErrorHandler = new BailErrorStrategy();
try
{
tree = parser.source();
}
catch (Exception)
{
var errorListener = new XSharpErrorListener(fileName, parseErrors);
parser.AddErrorListener(errorListener);
parser.ErrorHandler = new XSharpErrorStrategy();
parser.Interpreter.PredictionMode = PredictionMode.Ll;
ppStream.Reset();
parser.Reset();
try
{
tree = parser.source();
}
catch (Exception)
{
tree = null;
}
}
}
catch (Exception)
{
tree = null;
}
ReportErrors(parseErrors, listener);
return(tree != null);
}
/// <inheritdoc /> public ISegment ResolveFieldData(IErrorListener listener, IMetadata metadata, in FieldRvaRow fieldRvaRow)
/// <summary>
/// Registers an error, and returns a default value for the provided type.
/// </summary>
/// <param name="self">The error listener.</param>
/// <param name="exception">The error.</param>
/// <typeparam name="T">The type of value to return.</typeparam>
public static T RegisterExceptionAndReturnDefault <T>(this IErrorListener self, Exception exception)
{
self.RegisterException(exception);
return(default);
public static bool Lex(string sourceText, string fileName, CSharpParseOptions options, IErrorListener listener,
out ITokenStream tokens)
{
tokens = null;
var parseErrors = ParseErrorData.NewBag();
try
{
var lexer = XSharpLexer.Create(sourceText, fileName, options);
lexer.Options = options;
var tokenStream = lexer.GetTokenStream();
tokenStream.Fill();
tokens = tokenStream;
GetLexerErrors(lexer, tokenStream, parseErrors);
#region Determine if we need to preprocess
bool mustPreprocess = true;
if (options.NoStdDef)
{
mustPreprocess = lexer.MustBeProcessed || lexer.HasPreprocessorTokens;
}
#endregion
XSharpPreprocessor pp = null;
BufferedTokenStream ppStream = null;
pp = new XSharpPreprocessor(lexer, tokenStream, options, fileName, Encoding.Unicode, SourceHashAlgorithm.None, parseErrors);
if (mustPreprocess)
{
var ppTokens = pp.PreProcess();
ppStream = new CommonTokenStream(new XSharpListTokenSource(lexer, ppTokens));
}
else
{
// No Standard Defs and no preprocessor tokens in the lexer
// so we bypass the preprocessor and use the lexer token stream
ppStream = new CommonTokenStream(new XSharpListTokenSource(lexer, tokenStream.GetTokens()));
}
ppStream.Fill();
}
catch (Exception)
{
}
ReportErrors(parseErrors, listener);
return(tokens != null);
}
/// <summary>
/// Registers an instance of a <see cref="BadImageFormatException"/> class.
/// </summary>
/// <param name="self">The error listener.</param>
/// <param name="message">The message of the error.</param>
public static void BadImage(this IErrorListener self, string message)
{
self.RegisterException(new BadImageFormatException(message));
}
/// <summary>
/// Registers an instance of a <see cref="NotSupportedException"/> class.
/// </summary>
/// <param name="self">The error listener.</param>
/// <param name="message">The message of the error.</param>
public static void NotSupported(this IErrorListener self, string message)
{
self.RegisterException(new NotSupportedException(message));
}
public static void AddListener(IErrorListener listener)
{
_listeners.Add(listener);
}
public static void AddListener(IErrorListener listener) {
_listeners.Add(listener);
}
public static void MetadataBuilder(this IErrorListener listener, string message)
{
listener.RegisterException(new MetadataBuilderException(message));
}
/// <summary>
/// Initializes the module read parameters with an error listener.
/// </summary>
/// <param name="errorListener">The object responsible for recording parser errors.</param>
public ModuleReaderParameters(IErrorListener errorListener)
: this(null, errorListener)
{
}
/// <summary>
/// Creates a new instance of the <see cref="BlobSerializationContext"/> class.
/// </summary>
/// <param name="writer">The output stream to write the raw data to.</param>
/// <param name="indexProvider">The object responsible for obtaining coded indices to types.</param>
/// <param name="errorListener">The object responsible for collecting diagnostic information during the serialization process.</param>
public BlobSerializationContext(IBinaryStreamWriter writer, ITypeCodedIndexProvider indexProvider, IErrorListener errorListener)
{
Writer = writer ?? throw new ArgumentNullException(nameof(writer));
IndexProvider = indexProvider ?? throw new ArgumentNullException(nameof(indexProvider));
ErrorListener = errorListener ?? throw new ArgumentNullException(nameof(errorListener));
}