author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 27 Apr 2010 16:30:29 +0300 | |
branch | RCL_3 |
changeset 19 | 04becd199f91 |
permissions | -rw-r--r-- |
19
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Revision: v2.1.22
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1 |
/* |
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* Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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Revision: v2.1.22
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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Revision: v2.1.22
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* |
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*/ |
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|
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package com.nokia.mj.impl.utils; |
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|
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import java.io.InputStream; |
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import java.io.IOException; |
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import java.util.Hashtable; |
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|
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/** |
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* JadReader is used to parse application descriptor files. |
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* |
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* BNF for Parsing Application Descriptors is the default |
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* BNF from MIDP 2.1 spec |
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* + added support for continuation lines (Manifest style) |
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* + accepting standalone CR as newline |
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* + ignoring lines containing only CTLs and WSP |
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* + ignore WSP after attrname |
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* + ignore WSP before and after attribute value |
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* + ignore UTF-8, UTF-16 and UTF-32 BOMs (byte order marks) |
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* |
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* Max attribute value length is AttributeReader.MAX_ATTR_VALUE_LEN, |
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* currently 65536 characters |
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* |
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* appldesc: *attrline |
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* attrline: attrname [WSP] ":" [WSP] attrvalue | ( *(CTL | WSP) 1*newline ) |
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* attrname: 1*namechar |
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* attrvalue: attrvaluepart *(newline SP attrvaluepart) [WSP] newline |
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* attrvaluepart: 1*valuechar |
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* |
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* namechar: <any Unicode character, excluding CTLs and separators> |
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* valuechar: <any Unicode character, excluding CTLs and WSP> |
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* newline: CR LF | LF | CR |
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* CR = <Unicode carriage return (U+000D)> |
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* LF = <Unicode linefeed (U+000A)> |
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* WSP: 1*( SP | HT ) |
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* SP = <Unicode space (U+0020)> |
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* HT = <Unicode horizontal-tab (U+0009)> |
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* CTL = <Unicode characters U+0000 - U+001F and U+007F> |
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* separators: "(" | ")" | "<" | ">" | "@" | |
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* "," | ";" | ":" | "'" | <"> | "/" | "[" | |
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* "]" | "?" | "=" | "{" | "}" | SP | HT |
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* |
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*/ |
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public class JadReader extends AttributeReader |
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{ |
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/** |
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* Reads Jad attributes from given InputStream using UTF-8 charset. |
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* Given InputStream must support mark and reset methods. |
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* If duplicate attributes are found, |
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* the last value of the attribute is used. |
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* |
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* @param aInputStream InputStream from where the attributes are parsed |
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* @return hashtable that contains all the attributes |
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* @throws IOException if the attributes cannot be read |
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*/ |
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public static Hashtable getAttributes(InputStream aInputStream) |
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throws IOException |
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{ |
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return getAttributes(aInputStream, null); |
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} |
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|
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/** |
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* Reads Jad attributes from given InputStream. |
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* Given InputStream must support mark and reset methods. |
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* If duplicate attributes are found, |
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* the last value of the attribute is used. |
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* |
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* @param aInputStream InputStream from where the attributes are parsed |
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* @param aCharSetName character encoding used in Jad file, |
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* if null or empty string UTF-8 is used |
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* @return hashtable that contains all the attributes |
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* @throws IOException if the attributes cannot be read |
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*/ |
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public static Hashtable getAttributes( |
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InputStream aInputStream, String aCharSetName) throws IOException |
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{ |
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return (new JadReader()).parseJad( |
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aInputStream, aCharSetName, MAX_ATTR_VALUE_LEN); |
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} |
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|
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/*** ---------------------------- PROTECTED --------------------------- */ |
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|
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/** |
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* Default constructor. |
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Revision: v2.1.22
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parents:
diff
changeset
|
100 |
*/ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
101 |
protected JadReader() |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
102 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
103 |
super(); |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
104 |
iFileType = "Jad"; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
105 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
106 |
|
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
107 |
protected boolean isNameChar(int ch) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
108 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
109 |
if (isCtl(ch) || isSeparator(ch)) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
110 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
111 |
return false; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
112 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
113 |
return true; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
114 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
115 |
|
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
116 |
protected boolean isValueChar(int ch) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
117 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
118 |
return !isCtl(ch); |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
119 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
120 |
|
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
121 |
/** |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
122 |
* Reads attributes from given InputStream. |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
123 |
* Given InputStream must support mark and reset methods. |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
124 |
* Handles duplicate attributes like java.util.jar.Manifest |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
125 |
* (== the last value of the attribute is used). |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
126 |
* |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
127 |
* @param aInputStream InputStream to be parsed |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
128 |
* @param aCharSetName character encoding used in .jad file, |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
129 |
* if empty string UTF-8 is used |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
130 |
* @param aBufSize buffer size for attribute values |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
131 |
* @return hashtable that contains all attributes read from .jad file |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
132 |
* @throws IOException is the file cannot read or file is not valid .jad |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
133 |
* according to BNF |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
134 |
* @throws UnsupportedEncodingException if the character set |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
135 |
* encoding is not supported |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
136 |
* @see ManifestReader |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
137 |
*/ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
138 |
protected Hashtable parseJad( |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
139 |
InputStream aInputStream, String aCharSetName, int aBufSize) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
140 |
throws IOException |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
141 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
142 |
boolean charSetSpecified = true; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
143 |
if ((null == aCharSetName) || (aCharSetName.trim().length() == 0)) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
144 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
145 |
// If charset is not given, try to determine it later based on |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
146 |
// possible BOM (byte order mark). |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
147 |
charSetSpecified = false; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
148 |
// By default use UTF-8 character encoding. |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
149 |
aCharSetName = "UTF-8"; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
150 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
151 |
|
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
152 |
// Make sanity checks for the buffer size. |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
153 |
if (aBufSize < 12) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
154 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
155 |
aBufSize = 1024; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
156 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
157 |
else if (aBufSize > MAX_ATTR_VALUE_LEN) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
158 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
159 |
aBufSize = MAX_ATTR_VALUE_LEN; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
160 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
161 |
|
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
162 |
// Read BOM. |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
163 |
InputStream inTmp = aInputStream; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
164 |
if (!inTmp.markSupported()) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
165 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
166 |
// If InputStream does not support mark and reset methods, |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
167 |
// do not proceed further. |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
168 |
throw new IOException( |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
169 |
"JadReader: InputStream does not support mark and reset"); |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
170 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
171 |
inTmp.mark(8); |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
172 |
int[] bom = new int[4]; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
173 |
long nBytesToSkip = 0; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
174 |
String charSetFromBom = null; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
175 |
bom[0] = inTmp.read(); |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
176 |
bom[1] = inTmp.read(); |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
177 |
bom[2] = inTmp.read(); |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
178 |
bom[3] = inTmp.read(); |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
179 |
if ((bom[0] == 0xFE) && (bom[1] == 0xFF)) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
180 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
181 |
// UTF-16 BEBOM |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
182 |
charSetFromBom = "UTF-16BE"; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
183 |
nBytesToSkip = 2; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
184 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
185 |
else if ((bom[0] == 0xFF) && (bom[1] == 0xFE) && (bom[2] == 0x00) && (bom[3] == 0x00)) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
186 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
187 |
// UTF-32 LEBOM |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
188 |
charSetFromBom = "UTF-32LE"; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
189 |
nBytesToSkip = 4; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
190 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
191 |
else if ((bom[0] == 0xFF) && (bom[1] == 0xFE)) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
192 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
193 |
// UTF-16 LEBOM |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
194 |
charSetFromBom = "UTF-16LE"; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
195 |
nBytesToSkip = 2; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
196 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
197 |
else if ((bom[0] == 0xEF) && (bom[1] == 0xBB) && (bom[2] == 0xBF)) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
198 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
199 |
// UTF-8 BOM |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
200 |
charSetFromBom = "UTF-8"; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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201 |
nBytesToSkip = 3; |
04becd199f91
Revision: v2.1.22
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202 |
} |
04becd199f91
Revision: v2.1.22
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203 |
else if ((bom[0] == 0x00) && (bom[1] == 0x00) && (bom[2] == 0xFE) && (bom[3] == 0xFF)) |
04becd199f91
Revision: v2.1.22
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204 |
{ |
04becd199f91
Revision: v2.1.22
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|
205 |
// UTF-32 BEBOM |
04becd199f91
Revision: v2.1.22
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|
206 |
charSetFromBom = "UTF-32BE"; |
04becd199f91
Revision: v2.1.22
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|
207 |
nBytesToSkip = 4; |
04becd199f91
Revision: v2.1.22
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208 |
} |
04becd199f91
Revision: v2.1.22
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|
209 |
inTmp.reset(); |
04becd199f91
Revision: v2.1.22
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|
210 |
// Skip BOM if it was present. |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
211 |
if (nBytesToSkip > 0) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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212 |
{ |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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213 |
inTmp.skip(nBytesToSkip); |
04becd199f91
Revision: v2.1.22
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214 |
} |
04becd199f91
Revision: v2.1.22
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|
215 |
|
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
216 |
// If character set was not given as parameter use |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
217 |
// the character set that was determined from byte order mark |
04becd199f91
Revision: v2.1.22
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parents:
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|
218 |
// in the beginning of the Jad file (if byte order mark was present). |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
219 |
if ((!charSetSpecified) && (charSetFromBom != null)) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
220 |
{ |
04becd199f91
Revision: v2.1.22
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|
221 |
aCharSetName = charSetFromBom; |
04becd199f91
Revision: v2.1.22
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parents:
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222 |
} |
04becd199f91
Revision: v2.1.22
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|
223 |
|
04becd199f91
Revision: v2.1.22
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224 |
// Read the attributes and return them. |
04becd199f91
Revision: v2.1.22
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225 |
return readAttributes(inTmp, aCharSetName, aBufSize); |
04becd199f91
Revision: v2.1.22
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|
226 |
} |
04becd199f91
Revision: v2.1.22
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|
227 |
|
04becd199f91
Revision: v2.1.22
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|
228 |
/*** ----------------------------- PRIVATE ---------------------------- */ |
04becd199f91
Revision: v2.1.22
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|
229 |
|
04becd199f91
Revision: v2.1.22
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|
230 |
private static boolean isSeparator(int ch) |
04becd199f91
Revision: v2.1.22
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parents:
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|
231 |
{ |
04becd199f91
Revision: v2.1.22
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parents:
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|
232 |
// separators: "(" | ")" | "<" | ">" | "@" | |
04becd199f91
Revision: v2.1.22
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|
233 |
// "," | ";" | ":" | "'" | <"> | "/" | "[" | |
04becd199f91
Revision: v2.1.22
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|
234 |
// "]" | "?" | "=" | "{" | "}" | SP | HT |
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
235 |
|
04becd199f91
Revision: v2.1.22
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|
236 |
// unic vals: $28 | $29 | $3C | $3E | $40 | |
04becd199f91
Revision: v2.1.22
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|
237 |
// $2C | $3B | $3A | $27 | $22 | $2F | $5B | |
04becd199f91
Revision: v2.1.22
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|
238 |
// $5D | $3F | $3D | $7B | $7D | $20 | $09 |
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
239 |
|
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
240 |
// Make comparison in somewhat optimised order so that |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
241 |
// normal characters 'a'...'z' and 'A'...'Z' do not need |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
242 |
// too many equals checks. |
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
243 |
if ((ch == 0x7B) || (ch == 0x7D) || (ch == 0x5B) || (ch == 0x5D)) |
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
244 |
{ |
04becd199f91
Revision: v2.1.22
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parents:
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|
245 |
return true; |
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
246 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
247 |
|
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
248 |
if (ch > 0x40) |
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
249 |
{ |
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
250 |
return false; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
251 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
252 |
|
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
253 |
if ((ch == 0x28) || (ch == 0x29) || (ch == 0x3C) || (ch == 0x3E) || |
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
254 |
(ch == 0x2C) || (ch == 0x3B) || (ch == 0x3A) || (ch == 0x27) || |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
255 |
(ch == 0x22) || (ch == 0x2F) || (ch == 0x3F) || (ch == 0x3D) || |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
256 |
(ch == 0x20) || (ch == 0x09)) |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
257 |
{ |
04becd199f91
Revision: v2.1.22
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parents:
diff
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|
258 |
return true; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
259 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
260 |
|
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
261 |
return false; |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
262 |
} |
04becd199f91
Revision: v2.1.22
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
263 |
} |