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List:       koffice-devel
Subject:    Re: Review Request: Switch from using QXmlReader to using
From:       "Thorsten Zachmann" <t.zachmann () zagge ! de>
Date:       2010-08-11 5:23:00
Message-ID: 20100811052300.10634.59778 () vidsolbach ! de
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This is an automatically generated e-mail. To reply, visit:
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Ship it!


I have tested the patch with various documents and all worked as expected. =
I can confirm that there is a speedup of around 5-6% which is quite nice. A=
lso the memory consumption is equal to the old solution. Good work.


trunk/koffice/libs/odf/KoOdfReadStore.cpp
<http://reviewboard.kde.org/r/4967/#comment7013>

    can you move this comment to where report-whitespace-only-CharData is s=
et


- Thorsten


On 2010-08-10 18:35:05, vandenoever wrote:
> =

> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> http://reviewboard.kde.org/r/4967/
> -----------------------------------------------------------
> =

> (Updated 2010-08-10 18:35:05)
> =

> =

> Review request for KOffice.
> =

> =

> Summary
> -------
> =

> Switch from using QXmlReader to using QXmlStreamReader. This simple port =
gives a speedup of 5% on a document with a lot of text. Quite a few more op=
timizations are possible now by taking advantage of QStringRef.
> =

> =

> Diffs
> -----
> =

>   trunk/koffice/filters/libmsooxml/MsooXmlUtils.cpp 1161556 =

>   trunk/koffice/filters/liboofilter/ooutils.cc 1161556 =

>   trunk/koffice/libs/odf/KoOdfReadStore.h 1161556 =

>   trunk/koffice/libs/odf/KoOdfReadStore.cpp 1161556 =

>   trunk/koffice/libs/odf/KoXmlReader.h 1161556 =

>   trunk/koffice/libs/odf/KoXmlReader.cpp 1161556 =

>   trunk/koffice/libs/odf/tests/TestXmlReader.cpp 1161556 =

> =

> Diff: http://reviewboard.kde.org/r/4967/diff
> =

> =

> Testing
> -------
> =

> TestXmlReader passes fine.
> =

> =

> Thanks,
> =

> vandenoever
> =

>


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      This is an automatically generated e-mail. To reply, visit:
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 <p>Ship it!</p>



 <pre style="white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: \
-pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;">I have tested the patch \
with various documents and all worked as expected. I can confirm that there is a \
speedup of around 5-6% which is quite nice. Also the memory consumption is equal to \
the old solution. Good work.</pre>  <br />





<div>




<table width="100%" border="0" bgcolor="white" style="border: 1px solid #C0C0C0; \
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   <th colspan="4" bgcolor="#F0F0F0" style="border-bottom: 1px solid #C0C0C0; \
font-size: 9pt; padding: 4px 8px; text-align: left;">  <a \
href="/r/4967/diff/1/?file=33549#file33549line140" style="color: black; font-weight: \
bold; text-decoration: underline;">trunk/koffice/libs/odf/KoOdfReadStore.cpp</a>  \
<span style="font-weight: normal;">

     (Diff revision 1)

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   <td colspan="4"><pre style="font-size: 8pt; line-height: 140%; margin: 0; ">bool \
KoOdfReadStore::loadAndParse(const QString &amp;fileName, KoXmlDocument &amp;doc, \
QString &amp;errorMessage)</pre></td>

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    <th bgcolor="#e9eaa8" style="border-right: 1px solid #C0C0C0;" \
align="right"><font size="2">138</font></th>  <td bgcolor="#fdfebc" width="50%"><pre \
style="font-size: 8pt; line-height: 140%; margin: 0; ">    <span class="c1">// We \
need to be able to see the space in &lt;text:span&gt; &lt;/text:span&gt;, this is \
why</span></pre></td>  <th bgcolor="#e9eaa8" style="border-left: 1px solid #C0C0C0; \
border-right: 1px solid #C0C0C0;" align="right"><font size="2">128</font></th>  <td \
bgcolor="#fdfebc" width="50%"><pre style="font-size: 8pt; line-height: 140%; margin: \
0; ">    <span class="n">QXmlStreamReader</span> <span class="n">reader</span><span \
class="p">(</span><span class="n">fileDevice</span><span \
class="p">);</span></pre></td>  </tr>

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<pre style="margin-left: 2em; white-space: pre-wrap; white-space: -moz-pre-wrap; \
white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;">can you \
move this comment to where report-whitespace-only-CharData is set</pre> </div>
<br />



<p>- Thorsten</p>


<br />
<p>On August 10th, 2010, 6:35 p.m., vandenoever wrote:</p>






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<div>Review request for KOffice.</div>
<div>By vandenoever.</div>


<p style="color: grey;"><i>Updated 2010-08-10 18:35:05</i></p>




<h1 style="color: #575012; font-size: 10pt; margin-top: 1.5em;">Description </h1>
<table width="100%" bgcolor="#ffffff" cellspacing="0" cellpadding="10" style="border: \
1px solid #b8b5a0">  <tr>
  <td>
   <pre style="margin: 0; padding: 0; white-space: pre-wrap; white-space: \
-moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: \
break-word;">Switch from using QXmlReader to using QXmlStreamReader. This simple port \
gives a speedup of 5% on a document with a lot of text. Quite a few more \
optimizations are possible now by taking advantage of QStringRef.

</pre>
  </td>
 </tr>
</table>


<h1 style="color: #575012; font-size: 10pt; margin-top: 1.5em;">Testing </h1>
<table width="100%" bgcolor="#ffffff" cellspacing="0" cellpadding="10" style="border: \
1px solid #b8b5a0">  <tr>
  <td>
   <pre style="margin: 0; padding: 0; white-space: pre-wrap; white-space: \
-moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: \
break-word;">TestXmlReader passes fine. </pre>
  </td>
 </tr>
</table>




<h1 style="color: #575012; font-size: 10pt; margin-top: 1.5em;">Diffs</b> </h1>
<ul style="margin-left: 3em; padding-left: 0;">

 <li>trunk/koffice/filters/libmsooxml/MsooXmlUtils.cpp <span style="color: \
grey">(1161556)</span></li>

 <li>trunk/koffice/filters/liboofilter/ooutils.cc <span style="color: \
grey">(1161556)</span></li>

 <li>trunk/koffice/libs/odf/KoOdfReadStore.h <span style="color: \
grey">(1161556)</span></li>

 <li>trunk/koffice/libs/odf/KoOdfReadStore.cpp <span style="color: \
grey">(1161556)</span></li>

 <li>trunk/koffice/libs/odf/KoXmlReader.h <span style="color: \
grey">(1161556)</span></li>

 <li>trunk/koffice/libs/odf/KoXmlReader.cpp <span style="color: \
grey">(1161556)</span></li>

 <li>trunk/koffice/libs/odf/tests/TestXmlReader.cpp <span style="color: \
grey">(1161556)</span></li>

</ul>

<p><a href="http://reviewboard.kde.org/r/4967/diff/" style="margin-left: 3em;">View \
Diff</a></p>




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