fixedwindowrollingpolicy.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.
 */
 
#if !defined(_LOG4CXX_ROLLING_FIXED_WINDOW_ROLLING_POLICY_H)
#define _LOG4CXX_ROLLING_FIXED_WINDOW_ROLLING_POLICY_H
 
#include <log4cxx/rolling/rollingpolicybase.h>
 
 
 
 
namespace LOG4CXX_NS
{
 
namespace helpers
{
class Pool;
}
 
namespace rolling
{
 
 
class LOG4CXX_EXPORT FixedWindowRollingPolicy : public RollingPolicyBase
{
        DECLARE_LOG4CXX_OBJECT(FixedWindowRollingPolicy)
        BEGIN_LOG4CXX_CAST_MAP()
        LOG4CXX_CAST_ENTRY(FixedWindowRollingPolicy)
        LOG4CXX_CAST_ENTRY_CHAIN(RollingPolicyBase)
        END_LOG4CXX_CAST_MAP()
 
        struct FixedWindowRollingPolicyPrivate;
 
        enum { MAX_WINDOW_SIZE = 12 };
 
        bool purge(int purgeStart, int maxIndex, LOG4CXX_NS::helpers::Pool& p) const;
 
    public:
 
        FixedWindowRollingPolicy();
        ~FixedWindowRollingPolicy();
 
        void activateOptions(helpers::Pool& p) override;
 
        void setOption(const LogString& option, const LogString& value) override;
 
        void rollover();
 
        int getMaxIndex() const;
 
        int getMinIndex() const;
 
        void setMaxIndex(int newVal);
        void setMinIndex(int newVal);
 
        RolloverDescriptionPtr initialize(
            const   LogString&              currentActiveFile,
            const   bool                    append,
            helpers::Pool& pool) override;
 
        RolloverDescriptionPtr rollover(
            const   LogString&              currentActiveFile,
            const   bool                    append,
            helpers::Pool& pool) override;
 
    protected:
        LOG4CXX_NS::pattern::PatternMap getFormatSpecifiers() const override;
 
};
 
LOG4CXX_PTR_DEF(FixedWindowRollingPolicy);
 
}
}
 
#endif