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Problem in retrieving WSDL from remote endpoint
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reply from <a href="http://community.jboss.org/people/mageshbk%40jboss.com">Magesh Bojan</a> in <i>JBoss ESB Development</i> - <a href="http://community.jboss.org/message/540032#540032">View the full discussion</a>
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<div class="jive-rendered-content"><p>> StreamUtils.readStreamString(stream, charset):String was incorrectly implemented.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Well it is correctly implemented, it is meant to read bytes to String using the passed encoding and not for conversion.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>> Unfortunately, there is nothing in the JDK that can determine what character encoding a set of bytes or stream is, and this is paramount to creating a String that can be outputted correctly.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Yes, that is why most applications do not try to guess the encoding themselves. Guessing/Intelligently identifying the encoding could pose problems, for e.g.,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>"The user application may be expecting only the specified encoding, whereas due to intelligent scanning we might read all encoded streams"</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Will this lead to Security issue? I do not know ATM.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>> Maybe for the purpose of this bug, we just stick to fixing the WSDL encoding problem?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I would do this. A setting in the SOAPProxy action like this would be sufficient for downloading and converting the file.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code jive-xml"><span class="jive-xml-tag"><action name="proxy" ..></span>
    <span class="jive-xml-tag"><property name="wsdl-encoding" value="ISO-8859-1" /></span>
<span class="jive-xml-tag"></action></span>
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>But the major setback is this[1] as the BasicProfile mandates the WSDL and SOAP be only UTF-8 or UTF-16.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>One more thing is that the attached ItemService.wsdl is actually "ISO-8859-1" encoded file, but just has been specified as "UTF-8":</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>This type of WSDL should not be allowed according to BP!</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>[1] <a class="jive-link-external-small" href="http://www.ws-i.org/Profiles/BasicProfile-1.0-2004-04-16.html#refinement16527096">http://www.ws-i.org/Profiles/BasicProfile-1.0-2004-04-16.html#refinement16527096</a></p></div>
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