sangshenghong created KNOX-663:
----------------------------------

             Summary: javax.activation.MimeTypeParseException: Sub type is 
invalid.
                 Key: KNOX-663
                 URL: https://issues.apache.org/jira/browse/KNOX-663
             Project: Apache Knox
          Issue Type: Bug
          Components: Server
    Affects Versions: 0.6.0
            Reporter: sangshenghong


We set the MimeType as "application/vnd.pmml+xml", but we got the following 
exception "
Caused by: java.lang.IllegalArgumentException: application/vnd.pmml xml
        at org.apache.hadoop.gateway.util.MimeTypes.create(MimeTypes.java:36)
        at 
org.apache.hadoop.gateway.filter.GatewayResponseWrapper.getMimeType(GatewayResponseWrapper.java:50)
        at 
org.apache.hadoop.gateway.filter.rewrite.impl.UrlRewriteResponse.streamResponse(UrlRewriteResponse.java:167)
        at 
org.apache.hadoop.gateway.filter.GatewayResponseWrapper.streamResponse(GatewayResponseWrapper.java:58)
        at 
org.apache.hadoop.gateway.dispatch.AbstractGatewayDispatch.writeResponse(AbstractGatewayDispatch.java:51)
        at 
org.apache.hadoop.gateway.dispatch.DefaultDispatch.writeOutboundResponse(DefaultDispatch.java:187)
        at 
com.spss.ae.knoxservice.AnalyticServerDispatch.executeRequest(AnalyticServerDispatch.java:131)
        at 
org.apache.hadoop.gateway.dispatch.DefaultDispatch.doGet(DefaultDispatch.java:284)
        at 
org.apache.hadoop.gateway.dispatch.GatewayDispatchFilter$GetAdapter.doMethod(GatewayDispatchFilter.java:130)
        at 
org.apache.hadoop.gateway.dispatch.GatewayDispatchFilter.doFilter(GatewayDispatchFilter.java:102)
        at 
org.apache.hadoop.gateway.filter.AbstractGatewayFilter.doFilter(AbstractGatewayFilter.java:61)
        ... 73 more
Caused by: javax.activation.MimeTypeParseException: Sub type is invalid.
        at javax.activation.MimeType.parse(MimeType.java:135)
        at javax.activation.MimeType.<init>(MimeType.java:63)
        at org.apache.hadoop.gateway.util.MimeTypes.create(MimeTypes.java:31)
        ... 83 more

"
It looks like the knox convert "+“ to space, 



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