Usage.h

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/*
 * 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.
 */
 
#ifndef _ACTIVEMQ_UTIL_USAGE_H_
#define _ACTIVEMQ_UTIL_USAGE_H_
 
#include <activemq/util/Config.h>
 
namespace activemq {
namespace util {
 
    class AMQCPP_API Usage {
    public:
 
        virtual ~Usage();
 
        virtual void waitForSpace() = 0;
 
        virtual void waitForSpace(unsigned int timeout) = 0;
 
        virtual void enqueueUsage(unsigned long long value) = 0;
 
        virtual void increaseUsage(unsigned long long value) = 0;
 
        virtual void decreaseUsage(unsigned long long value) = 0;
 
        virtual bool isFull() const = 0;
 
    };
 
}}
 
#endif /* _ACTIVEMQ_UTIL_USAGE_H_ */