1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 * 

    14 * Description:

    15 *

    16 */

    17 using System;

    18 using System.IO;

    19 using System.Text;

    20 using System.Threading;

    21 using System.Collections;

    22 

    23 namespace SymbianUtils

    24 {

    25 	public class AsyncTextReaderPrefix

    26 	{

    27 		#region Construct & destruct

    28 		public AsyncTextReaderPrefix()

    29 		:	this( string.Empty )

    30 		{

    31 		}

    32 

    33 		public AsyncTextReaderPrefix( string aMsgPrefix )

    34 		:   this( aMsgPrefix, string.Empty )

    35 		{

    36 		}

    37 

    38 		public AsyncTextReaderPrefix( string aMsgPrefix, string aMsgPostfix )

    39 		{

    40 			iMsgPrefix = aMsgPrefix;

    41 			iMsgPostfix = aMsgPostfix;

    42 		}

    43 		#endregion

    44 

    45 		#region Properties

    46 		public string MsgPrefix

    47 		{

    48 			get { return iMsgPrefix; }

    49 		}

    50 

    51 		public string MsgPostfix

    52 		{

    53 			get { return iMsgPostfix; }

    54 		}

    55 		#endregion

    56 

    57 		#region Internal API

    58 		internal void Clean( ref string aLine )

    59 		{

    60 			if ( MsgPrefix.Length > 0 )

    61 			{

    62 				int pos = aLine.IndexOf( MsgPrefix );

    63 				if ( pos >= 0 )

    64 				{

    65 					pos += MsgPrefix.Length;

    66 					aLine = aLine.Substring( pos );

    67 				}

    68 				else

    69 				{

    70 					aLine = string.Empty;

    71 				}

    72 			}

    73 			//

    74 			if ( MsgPostfix.Length > 0 )

    75 			{

    76 				int pos = aLine.LastIndexOf( MsgPostfix );

    77 				if ( pos >= 0 )

    78 				{

    79 					pos -= MsgPostfix.Length;

    80 					aLine = aLine.Substring( 0, pos - 1 );

    81 				}

    82 				else

    83 				{

    84 					aLine = string.Empty;

    85 				}

    86 			}

    87 		}

    88 		#endregion

    89 

    90 		#region Data members

    91 		private readonly string iMsgPrefix;

    92 		private readonly string iMsgPostfix;

    93 		#endregion

    94 	}

    95 }