import com.sun.corba.se.spi.extension.ServantCachingPolicy; //导入依赖的package包/类
public final int servantCachingLevel()
{
    Integer key = new Integer( ORBConstants.SERVANT_CACHING_POLICY ) ;
    ServantCachingPolicy policy = (ServantCachingPolicy)policyMap.get( key ) ;
    if (policy == null)
        return ServantCachingPolicy.NO_SERVANT_CACHING ;
    else
        return policy.getType() ;
}
 

import com.sun.corba.se.spi.extension.ServantCachingPolicy; //导入依赖的package包/类
POAPolicyMediatorBase( Policies policies, POAImpl poa )
{
    if (policies.isSingleThreaded())
        throw poa.invocationWrapper().singleThreadNotSupported() ;

    POAManagerImpl poam = (POAManagerImpl)(poa.the_POAManager()) ;
    POAFactory poaf = poam.getFactory() ;
    delegateImpl = (DelegateImpl)(poaf.getDelegateImpl()) ;
    this.policies = policies ;
    this.poa = poa ;
    orb = (ORB)poa.getORB() ;

    switch (policies.servantCachingLevel()) {
        case ServantCachingPolicy.NO_SERVANT_CACHING :
            scid = ORBConstants.TRANSIENT_SCID ;
            break ;
        case ServantCachingPolicy.FULL_SEMANTICS :
            scid = ORBConstants.SC_TRANSIENT_SCID ;
            break ;
        case ServantCachingPolicy.INFO_ONLY_SEMANTICS :
            scid = ORBConstants.IISC_TRANSIENT_SCID ;
            break ;
        case ServantCachingPolicy.MINIMAL_SEMANTICS :
            scid = ORBConstants.MINSC_TRANSIENT_SCID ;
            break ;
    }

    if ( policies.isTransient() ) {
        serverid = orb.getTransientServerId();
    } else {
        serverid = orb.getORBData().getPersistentServerId();
        scid = ORBConstants.makePersistent( scid ) ;
    }

    isImplicit = policies.isImplicitlyActivated() ;
    isUnique = policies.isUniqueIds() ;
    isSystemId = policies.isSystemAssignedIds() ;

    sysIdCounter = 0 ;
}