Here is the code of CapabilityValveImpl . Actually when MediaType is Null,
this particular exception is thrown. I don't know how to set this mediatype.
If anyone know of any solution to this problem, please help. Thanks so much.
**************** code starts here **************
public class CapabilityValveImpl implements CapabilityValve
{
private static final Log log =
LogFactory.getLog(CapabilityValveImpl.class);
- String resourceDefault; // the default name for a resource
+ String resourceDefault; // the default name for a resource
private Capabilities capabilities;
-
- public CapabilityValveImpl(Capabilities capabilities)
+
+ public CapabilityValveImpl( Capabilities capabilities )
{
this.capabilities = capabilities;
}
-
+
/**
- * Initialize the valve before using in a pipeline.
- */
+ * Initialize the valve before using in a pipeline.
+ */
public void initialize() throws PipelineException
{
}
-
-
- public void invoke(RequestContext request, ValveContext context)
- throws PipelineException
+
+ public void invoke( RequestContext request, ValveContext context )
throws PipelineException
{
- try
+
+ String requestMediaType =
request.getRequestParameter(ProfilingRule.STANDARD_MEDIATYPE);
+ String agent = request.getRequest().getHeader("User-Agent");
+
+ // Get capability map
+ CapabilityMap cm = capabilities.getCapabilityMap(agent);
+
+ if (cm == null)
{
- String requestMediaType =
request.getRequestParameter(ProfilingRule.STANDARD_MEDIATYPE);
- String agent = request.getRequest().getHeader("User-Agent");
-
-
- // Get capability map
- CapabilityMap cm = capabilities.getCapabilityMap(agent);
-
- if ( cm == null)
- {
- log.debug("Couldn't create capability map for agent: " +
agent);
- }
- else
- {
- log.debug("Created Capability map for agent: " + agent);
- }
-
- MediaType mediaType = cm.getPreferredMediaType();
- MimeType mimeType = cm.getPreferredType();
-
- if(mediaType == null)
- {
- log.error("CapabilityMap returned a null media type");
- throw new PipelineException("CapabilityMap returned a
null media type");
- }
-
- if(mimeType == null)
- {
- log.error("CapabilityMap returned a null mime type");
- throw new PipelineException("CapabilityMap returned a
null mime type");
- }
-
- String encoding =
request.getRequest().getCharacterEncoding();
-
-
- if (encoding == null)
- {
- if (mediaType != null && mediaType.getCharacterSet() !=
null)
- {
- encoding = mediaType.getCharacterSet();
- }
- }
-
- if (log.isDebugEnabled())
- {
- log.debug("MediaType: " + mediaType.getName());
- log.debug("Encoding: " + encoding);
- log.debug("Mimetype: " + mimeType.getName());
- }
-
- // Put the encoding in the request
- request.setCharacterEncoding(encoding);
-
- // Put the CapabilityMap into the request
- request.setCapabilityMap(cm);
-
- // Put the Media Type into the request
- request.setMediaType(mediaType.getName());
-
- // Put the Mime Type into the request
- request.setMimeType(mimeType.getName());
-
- // Put the Mime Type and Charset into the response
- StringBuffer contentType = new
StringBuffer(mimeType.getName());
- if (encoding != null)
+ log.debug("Couldn't create capability map for agent: " +
agent);
+ }
+ else
+ {
+ log.debug("Created Capability map for agent: " + agent);
+ }
+
+ MediaType mediaType = cm.getPreferredMediaType();
+ MimeType mimeType = cm.getPreferredType();
+
+ if (mediaType == null)
+ {
+ log.error("CapabilityMap returned a null media type");
+ throw new PipelineException("CapabilityMap returned a null
media type");
+ }
+
+ if (mimeType == null)
+ {
+ log.error("CapabilityMap returned a null mime type");
+ throw new PipelineException("CapabilityMap returned a null
mime type");
+ }
+
+ String encoding = request.getRequest().getCharacterEncoding();
+
+ if (encoding == null)
+ {
+ if (mediaType != null && mediaType.getCharacterSet() != null)
{
- contentType.append("; charset=" + encoding);
+ encoding = mediaType.getCharacterSet();
}
- request.getResponse().setContentType(contentType.toString());
- }
- catch (Exception e)
+ }
+
+ if (log.isDebugEnabled())
+ {
+ log.debug("MediaType: " + mediaType.getName());
+ log.debug("Encoding: " + encoding);
+ log.debug("Mimetype: " + mimeType.getName());
+ }
+
+ // Put the encoding in the request
+ request.setCharacterEncoding(encoding);
+
+ // Put the CapabilityMap into the request
+ request.setCapabilityMap(cm);
+
+ // Put the Media Type into the request
+ request.setMediaType(mediaType.getName());
+
+ // Put the Mime Type into the request
+ request.setMimeType(mimeType.getName());
+
+ // Put the Mime Type and Charset into the response
+ StringBuffer contentType = new StringBuffer(mimeType.getName());
+ if (encoding != null)
{
- e.printStackTrace();
- throw new PipelineException(e.getMessage(), e);
+ contentType.append("; charset=" + encoding);
}
+ request.getResponse().setContentType(contentType.toString());
+
// Pass control to the next Valve in the Pipeline
context.invokeNext(request);
}
**************** code ends here ***************
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