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Diffstat (limited to 'qpid/cpp/src/qpid/client/Bounds.h')
-rw-r--r-- | qpid/cpp/src/qpid/client/Bounds.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/client/Bounds.h b/qpid/cpp/src/qpid/client/Bounds.h new file mode 100644 index 0000000000..838fcb8368 --- /dev/null +++ b/qpid/cpp/src/qpid/client/Bounds.h @@ -0,0 +1,49 @@ +#ifndef QPID_CLIENT_BOUNDSCHECKING_H +#define QPID_CLIENT_BOUNDSCHECKING_H +/* + * + * 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. + * + */ +#include "qpid/sys/Waitable.h" + +namespace qpid{ +namespace client{ + +class Bounds +{ + public: + Bounds(size_t maxSize); + bool expand(size_t, bool block); + void reduce(size_t); + size_t getCurrentSize(); + void setException(const sys::ExceptionHolder&); + + private: + friend std::ostream& operator<<(std::ostream&, const Bounds&); + sys::Waitable lock; + const size_t max; + size_t current; +}; + +std::ostream& operator<<(std::ostream&, const Bounds&); + + +}} + +#endif |