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<DIV dir=ltr align=left><FONT face=Arial color=#0000ff size=2><SPAN
class=757551811-03092007>Kenneth,</SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT face=Arial color=#0000ff size=2><SPAN
class=757551811-03092007></SPAN></FONT> </DIV>
<DIV dir=ltr align=left><FONT face=Arial color=#0000ff size=2><SPAN
class=757551811-03092007>If I run this code, it results in an endless loop
because the </SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT face=Arial color=#0000ff size=2><SPAN
class=757551811-03092007><FONT face="Times New Roman" color=#000000
size=3> read = </FONT><FONT face="Courier New" size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"><FONT
color=#000000>mapByteRdr.Read(buf, buf.length);</FONT><BR>call reads the same
data each time - the start point for each read is not
advanced.</SPAN></FONT></SPAN></FONT></DIV>
<DIV dir=ltr align=left><FONT face=Arial color=#0000ff size=2><SPAN
class=757551811-03092007><FONT face="Courier New" size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'"></SPAN></FONT></SPAN></FONT> </DIV>
<DIV dir=ltr align=left><FONT face=Arial color=#0000ff size=2><SPAN
class=757551811-03092007><FONT face="Courier New" size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">Keith</SPAN></FONT></SPAN></FONT></DIV><BR>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
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<FONT face=Tahoma size=2><B>From:</B> mapguide-users-bounces@lists.osgeo.org
[mailto:mapguide-users-bounces@lists.osgeo.org] <B>On Behalf Of </B>Kenneth,
GEOGRAF A/S<BR><B>Sent:</B> 31 August 2007 17:14<BR><B>To:</B> MapGuide Users
Mail List<BR><B>Subject:</B> Re: [mapguide-users] ByteReader
Problem<BR></FONT><BR></DIV>
<DIV></DIV>The only way around it, that I have found, is to copy/paste code like
this:<BR><BR>System.IO.MemoryStream ms = new System.IO.MemoryStream();<BR>byte[]
buf = new byte[8*1024];<BR>int read = 1;<BR>while(read !=
0)<BR>{<BR> read = <FONT face="Courier New" size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">mapByteRdr.Read(buf,
buf.length);<BR> ms.Write(buf, 0, read);<BR></SPAN></FONT>}<BR><BR>//ms
now contains the stream<BR><BR><PRE class="moz-signature" defanghtml_cols="72">Regards, Kenneth, GEOGRAF A/S
</PRE><BR><BR>Campbell, Keith A skrev:
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<DIV dir=ltr align=left><SPAN class=210130015-31082007><FONT face=Arial
color=#0000ff size=2>Thanks Dennis.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=210130015-31082007></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=210130015-31082007><FONT face=Arial
color=#0000ff size=2>I've tried this, but I'm only getting 8192 bytes read
into the byte buffer. This seems to be the problem mentioned by Kenneth. The
Read method doesn't seem to allow the start location for the read to be set,
so looping until the entire content of the Resource is read into the buffer
doesn't seem to be an option.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=210130015-31082007></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=210130015-31082007><FONT face=Arial
color=#0000ff size=2>Presumably somebody must have found a way around
this.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=210130015-31082007></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=210130015-31082007><FONT face=Arial
color=#0000ff size=2>Keith</FONT></SPAN></DIV><BR>
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<FONT face=Tahoma size=2><B>From:</B> <A class=moz-txt-link-abbreviated
href="mailto:mapguide-users-bounces@lists.osgeo.org">mapguide-users-bounces@lists.osgeo.org</A>
[<A class=moz-txt-link-freetext
href="mailto:mapguide-users-bounces@lists.osgeo.org">mailto:mapguide-users-bounces@lists.osgeo.org</A>]
<B>On Behalf Of </B>Jonio, Dennis (Aviation)<BR><B>Sent:</B> 31 August 2007
14:05<BR><B>To:</B> MapGuide Users Mail List<BR><B>Subject:</B> RE:
[mapguide-users] ByteReader Problem<BR></FONT><BR></DIV>
<DIV class=Section1>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><!-- Converted from text/rtf format -->…
this sequence tends to work </SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"></SPAN></FONT> </P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">
// For some reason the MgByteReader "disappears"</SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">
// This seems to work ....</SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">
long long_length = rs.GetResourceContent(resId).GetLength();</SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">
byte[] byteBuffer = new byte[long_length];</SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">
int numBytes = rs.GetResourceContent(resId).Read(byteBuffer,
(int)long_length);</SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"></SPAN></FONT> </P>
<P class="MsoNormal" defanghtml_style="margin-left:.5in"><FONT face=Tahoma
size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Tahoma">-----Original
Message-----<BR><B><SPAN style="FONT-WEIGHT: bold">From:</SPAN></B> <A
class=moz-txt-link-abbreviated
href="mailto:mapguide-users-bounces@lists.osgeo.org">mapguide-users-bounces@lists.osgeo.org</A>
[<A class=moz-txt-link-freetext
href="mailto:mapguide-users-bounces@lists.osgeo.org">mailto:mapguide-users-bounces@lists.osgeo.org</A>]
<B><SPAN style="FONT-WEIGHT: bold">On Behalf Of </SPAN></B>Campbell, Keith
A<BR><B><SPAN style="FONT-WEIGHT: bold">Sent:</SPAN></B> </SPAN></FONT><FONT
face=Tahoma size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Tahoma">Friday,
August 31, 2007</SPAN></FONT><FONT face=Tahoma size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Tahoma"> </SPAN></FONT><FONT face=Tahoma
size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Tahoma">7:10
AM</SPAN></FONT><FONT face=Tahoma size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Tahoma"><BR><B><SPAN
style="FONT-WEIGHT: bold">To:</SPAN></B> MapGuide Users Mail List<BR><B><SPAN
style="FONT-WEIGHT: bold">Subject:</SPAN></B> [mapguide-users] ByteReader
Problem</SPAN></FONT></P>
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face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"></SPAN></FONT> </P>
<P defanghtml_style="margin-left:.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I am trying to alter a map
definition through the API and cannot get the contents of the MgByteReader in
string format. Here's the code:-</SPAN></FONT></P>
<P defanghtml_style="margin-left:.5in"><FONT face="Courier New" size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
<FONT color=#2b91af><SPAN
defanghtml_style="color: rgb(43, 145, 175);">String</SPAN></FONT>
mapDefinition = <FONT color=#a31515><SPAN
defanghtml_style="color: rgb(163, 21, 21);">"Library://My Folder/Maps/My
Map.MapDefinition"</SPAN></FONT>;</SPAN></FONT> <BR><FONT face="Courier New"
size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
<FONT color=#2b91af><SPAN
defanghtml_style="color: rgb(43, 145, 175);">MgResourceIdentifier</SPAN></FONT>
MapResID = <FONT color=blue><SPAN style="COLOR: blue">new</SPAN></FONT> <FONT
color=#2b91af><SPAN
defanghtml_style="color: rgb(43, 145, 175);">MgResourceIdentifier</SPAN></FONT>(mapDefinition);</SPAN></FONT>
</P>
<P defanghtml_style="margin-left:.5in"><FONT face="Courier New" size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
<FONT color=#2b91af><SPAN
defanghtml_style="color: rgb(43, 145, 175);">MgByteReader</SPAN></FONT>
mapByteRdr = res.GetResourceContent(MapResID);//res is instantiated Resource
Service.</SPAN></FONT> </P>
<P defanghtml_style="margin-left:.5in"><FONT face="Courier New" size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
<FONT color=#2b91af><SPAN
defanghtml_style="color: rgb(43, 145, 175);">XmlDocument</SPAN></FONT> doc =
<FONT color=blue><SPAN style="COLOR: blue">new</SPAN></FONT> <FONT
color=#2b91af><SPAN
defanghtml_style="color: rgb(43, 145, 175);">XmlDocument</SPAN></FONT>();</SPAN></FONT>
<BR><FONT face="Courier New" size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
</SPAN></FONT><BR><FONT face="Courier New" size=2><SPAN
defanghtml_style="FONT-SIZE: 10pt; FONT-FAMILY: 'Courier New'">
doc.LoadXml(mapByteRdr.ToString());</SPAN></FONT> </P>
<P defanghtml_style="margin-left:.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">LoadXML fails with an error ' Root
element is missing'. I can copy the contents of</SPAN></FONT> <FONT face=Arial
size=2><SPAN style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">mapByteRdr from
Visual Studio at runtime and it contains properly formatted XML for the map
definition. If I use the ToFile() method, the resultant file is empty. I
cannot see why these two methods do not return the xml string in the reader.
Any help is welcome.</SPAN></FONT></P>
<P defanghtml_style="margin-left:.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Cheers,</SPAN></FONT> </P>
<P defanghtml_style="margin-left:.5in"><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Keith</SPAN></FONT> </P>
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