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#ifndef SELECTOR_H
#define SELECTOR_H
/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed 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/log/Statement.h"
#include "qpid/CommonImportExport.h"
#include <vector>
namespace qpid {
namespace log {
struct Options;
/**
* A selector identifies the set of log messages to enable.
*
* Thread object unsafe, pass-by-value type.
*/
class Selector {
public:
/** Empty selector selects nothing */
Selector() {}
/** Set selector from Options */
QPID_COMMON_EXTERN Selector(const Options&);
/** Equavlient to: Selector s; s.enable(l, s) */
Selector(Level l, const std::string& s=std::string()) {
enable(l,s);
}
Selector(const std::string& enableStr) { enable(enableStr); }
/**
* Enable messages with level in levels where the file
* name contains substring. Empty string matches all.
*/
void enable(Level level, const std::string& substring=std::string()) {
substrings[level].push_back(substring);
}
/** Enable based on a 'level[+]:file' string */
QPID_COMMON_EXTERN void enable(const std::string& enableStr);
/** True if level is enabled for file. */
QPID_COMMON_EXTERN bool isEnabled(Level level, const char* function);
private:
std::vector<std::string> substrings[LevelTraits::COUNT];
};
}} // namespace qpid::log
#endif /*!SELECTOR_H*/
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