Iterator i = children.iterator(); while( i.hasNext() )
Iterator<Operation> i = children.iterator(); while ( i.hasNext() )
    protected void execute0( PartitionNexus nexus, ReplicationStore store ) throws NamingException    {        Iterator i = children.iterator();        while( i.hasNext() )        {            Operation op = ( Operation ) i.next();            op.execute( nexus, DUMMY_STORE );        }    }