import javax.ejb.EntityContext; //导入依赖的package包/类
private <R extends JndiReference> boolean isPrivateReference(final R a) {
    if (!isResourceRef(a)) {
        return false;
    }

    final Class[] types = {EJBContext.class, EntityContext.class, SessionContext.class, MessageDrivenContext.class, UserTransaction.class};

    for (final Class type : types) {
        if (type.getName().equals(a.getType())) {
            return true;
        }
    }

    return false;
}
 

import javax.ejb.EntityContext; //导入依赖的package包/类
@Override
public void setEntityContext(EntityContext ctx) throws EJBException, RemoteException {
	logger.info("setEntityContext");
}
 

import javax.ejb.EntityContext; //导入依赖的package包/类
/**
 * @see javax.ejb.EntityBean#setEntityContext(javax.ejb.EntityContext)
 */
public void setEntityContext(EntityContext aContext) {
    context = aContext;
}
 

import javax.ejb.EntityContext; //导入依赖的package包/类
public void setEntityContext(EntityContext context) {
  System.out.println("setEntityContext");
  this.context = context;

}
 

import javax.ejb.EntityContext; //导入依赖的package包/类
public void setEntityContext(EntityContext ctx) {
	System.out.println("setEntityContext");
}
 

import javax.ejb.EntityContext; //导入依赖的package包/类
/**
 * Set the associated entity context. The container invokes this method
 * on an instance after the instance has been created.
 */
public void setEntityContext(final EntityContext ctx) throws EJBException, RemoteException {
    ejbContext = ctx;
    testAllowedOperations("setEntityContext");
}