Specified orm.xml at mapping-file in persistence.xml, does not used by hibernate's named query

Issue

Although user specifies orm.xml at in persistence.xml, hibernate does not find the named query in the orm.xml and throw exception.

stacktarace

java.lang.IllegalArgumentException: No query defined for that name [Before.select]
    at org.hibernate.jpa.spi.AbstractEntityManagerImpl.buildQueryFromName(AbstractEntityManagerImpl.java:753) ~[?:?]
    at org.hibernate.jpa.spi.AbstractEntityManagerImpl.createNamedQuery(AbstractEntityManagerImpl.java:730) ~[?:?]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:?]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
    at java.lang.reflect.Method.invoke(Method.java:498) ~[?:?]
    at org.apache.aries.jpa.support.osgi.impl.EmProxy.invoke(EmProxy.java:43) ~[?:?]
    at com.sun.proxy.$Proxy109.createNamedQuery(Unknown Source) ~[?:?]
    at Proxy02e73145_c9bf_4c24_bb57_64d0b1a07522.createNamedQuery(Unknown Source) ~[?:?]
        ~~ skip ~~

part of persistence.xml

<exclude-unlisted-classes>true</exclude-unlisted-classes>
<mapping-file>./sql/orm.xml</mapping-file>

sample-1.0.0-SNAPSHOT.jar

meta-inf/manifest.mf
meta-inf/
META-INF/maven/
META-INF/maven/sample/
META-INF/maven/sample/pom.properties
META-INF/maven/sample/pom.xml
META-INF/persistence.xml
osgi-inf/
OSGI-INF/blueprint/
OSGI-INF/blueprint/blueprint.xml
log4j.properties
sql/
sql/import.sql
sql/orm.xml