| #-- |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| #++ |
| |
| require 'qpid_proton' |
| require 'weakref' |
| |
| def show_registry(registry) |
| registry.each_pair do |key, value| |
| registry.delete(key) if value.weakref_alive? |
| end |
| puts "The contents of the registry: size=#{registry.size}" |
| end |
| |
| def show_object_count(clazz) |
| puts "There are #{ObjectSpace.each_object(clazz).count} instances of #{clazz}." |
| end |
| |
| impl = Cproton.pn_transport |
| implclazz = impl.class |
| transport = Qpid::Proton::Transport.wrap(impl) |
| |
| puts "Initial setup:" |
| show_object_count(Qpid::Proton::Transport) |
| show_object_count(implclazz) |
| |
| transport = nil |
| |
| show_registry(Qpid::Proton.registry) |
| |
| ObjectSpace.garbage_collect |
| |
| puts "After garbage collection:" |
| show_object_count(Qpid::Proton::Transport) |
| show_object_count(implclazz) |
| |
| MAXCOUNT=100000 |
| (1..MAXCOUNT).each do |which| |
| nimpl = Cproton.pn_transport |
| Cproton.pn_incref(nimpl) |
| transport = Qpid::Proton::Transport.wrap(nimpl) |
| transport = Qpid::Proton::Transport.wrap(nimpl) |
| end |
| |
| transport = nil |
| |
| puts "After creating #{MAXCOUNT} instances" |
| show_object_count(Qpid::Proton::Transport) |
| show_object_count(implclazz) |
| show_registry(Qpid::Proton.registry) |
| |
| ObjectSpace.garbage_collect |
| |
| transport = Qpid::Proton::Transport.wrap(impl) |
| |
| puts "After garbage collection:" |
| puts "impl=#{impl}" |
| puts "transport=#{transport}" |
| show_object_count(Qpid::Proton::Transport) |
| show_object_count(implclazz) |
| show_registry(Qpid::Proton.registry) |