title: POI - Can't open xslx files in osgi
body: <p>Getting the next exception when trying to read xlsx files in osgi (jboss-fuse). Xls is working fine.</p>
  
  <p>Using the next jar files inside the bundle :</p>
  
  <pre><code>&lt;br&gt;
  lib/xml-apis-1.0.b2.jar, \&lt;br&gt;
  lib/poi-scratchpad-3.9-20121203.jar, \&lt;br&gt;
  lib/poi-3.9-20121203.jar, \&lt;br&gt;
  lib/dom4j-1.6.1.jar, \&lt;br&gt;
  lib/poi-ooxml-schemas-3.9-20121203.jar, \&lt;br&gt;
  lib/poi-ooxml-3.9-20121203.jar, \&lt;br&gt;
  lib/xmlbeans-2.3.0.jar, \&lt;br&gt;
  lib/poi-excelant-3.9-20121203.jar, \&lt;br&gt;
  lib/xmlbeans-xpath-2.3.0.jar   &lt;br&gt;
  </code></pre>
  
  <blockquote>
    <p>117-org.apache.camel.camel-core - 2.12.0.redhat-610379 | ** <b>org.apache.poi.openxml4j.exceptions.InvalidFormatException: 
    Can't read content types part !</b><br>
        at org.apache.poi.openxml4j.opc.internal.ContentTypeManager.(ContentTypeManager.java:107)
        at org.apache.poi.openxml4j.opc.internal.ZipContentTypeManager.(ZipContentTypeManager.java:56)
        at org.apache.poi.openxml4j.opc.ZipPackage.getPartsImpl(ZipPackage.java:188)
        at org.apache.poi.openxml4j.opc.OPCPackage.getParts(OPCPackage.java:665)
        at org.apache.poi.openxml4j.opc.OPCPackage.open(OPCPackage.java:274)
        at org.apache.poi.ss.usermodel.WorkbookFactory.create(WorkbookFactory.java:79)</p>
  </blockquote>