coverity#706586 Uncaught exception

Change-Id: I3ec05ae695428f92b7424295b6f2d3e833c6b162

offapi/com/sun/star/packages/XDataSinkEncrSupport.idl

@@ -121,11 +121,15 @@ interface XDataSinkEncrSupport: com::sun::star::uno::XInterface
     @returns
         the plain raw stream as it is stored in the package
 
+    @throws ::com::sun::star::packages::NoEncryptionException
+        the PackageStream object is not encrypted
+
     @throws ::com::sun::star::io::IOException
         in case of io problems during retrieving
      */
     ::com::sun::star::io::XInputStream getPlainRawStream()
-        raises( ::com::sun::star::io::IOException );
+        raises( ::com::sun::star::io::IOException,
+                ::com::sun::star::packages::NoEncryptionException );
 
 };
 

package/inc/ZipPackageStream.hxx

@@ -183,7 +183,7 @@ public:
                 ::com::sun::star::io::IOException,
                 ::com::sun::star::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
     virtual ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > SAL_CALL getPlainRawStream()
-        throw ( ::com::sun::star::io::IOException,
+        throw ( ::com::sun::star::io::IOException, ::com::sun::star::packages::NoEncryptionException,
                 ::com::sun::star::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
 
     // XUnoTunnel

package/source/zippackage/ZipPackageStream.cxx

@@ -653,7 +653,7 @@ void SAL_CALL ZipPackageStream::setRawStream( const uno::Reference< io::XInputSt
 }
 
 uno::Reference< io::XInputStream > SAL_CALL ZipPackageStream::getPlainRawStream()
-        throw ( io::IOException,
+        throw ( io::IOException, packages::NoEncryptionException,
                 uno::RuntimeException, std::exception )
 {
     // There is no stream attached to this object