Java 类javax.persistence.NamedEntityGraphs 实例源码

private NamedEntityGraphs getNamedEntityGraphs(Element tree, XMLContext.Default defaults) {
    List<NamedEntityGraph> queries = buildNamedEntityGraph( tree, defaults );
    if ( defaults.canUseJavaAnnotations() ) {
        NamedEntityGraph annotation = getPhysicalAnnotation( NamedEntityGraph.class );
        addNamedEntityGraphIfNeeded( annotation, queries );
        NamedEntityGraphs annotations = getPhysicalAnnotation( NamedEntityGraphs.class );
        if ( annotations != null ) {
            for ( NamedEntityGraph current : annotations.value() ) {
                addNamedEntityGraphIfNeeded( current, queries );
            }
        }
    }
    if ( queries.size() > 0 ) {
        AnnotationDescriptor ad = new AnnotationDescriptor( NamedEntityGraphs.class );
        ad.setValue( "value", queries.toArray( new NamedEntityGraph[queries.size()] ) );
        return AnnotationFactory.create( ad );
    }
    else {
        return null;
    }
}

private void processNamedEntityGraphs() {
    processNamedEntityGraph( annotatedClass.getAnnotation( NamedEntityGraph.class ) );
    final NamedEntityGraphs graphs = annotatedClass.getAnnotation( NamedEntityGraphs.class );
    if ( graphs != null ) {
        for ( NamedEntityGraph graph : graphs.value() ) {
            processNamedEntityGraph( graph );
        }
    }
}