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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 _Configuration_
#define _Configuration_
#include <cstdlib>
#include <iostream>
#include <vector>
#include <qpid/Exception.h>
namespace qpid {
namespace broker {
class Configuration{
class Option {
const std::string flag;
const std::string name;
const std::string desc;
bool match(const std::string& arg);
protected:
virtual bool needsValue() const = 0;
virtual void setValue(const std::string& value) = 0;
public:
Option(const char flag, const std::string& name, const std::string& desc);
Option(const std::string& name, const std::string& desc);
virtual ~Option();
bool parse(int& i, char** argv, int argc);
void print(std::ostream& out) const;
};
class IntOption : public Option{
const int defaultValue;
int value;
public:
IntOption(char flag, const std::string& name, const std::string& desc, const int value = 0);
IntOption(const std::string& name, const std::string& desc, const int value = 0);
virtual ~IntOption();
int getValue() const;
virtual bool needsValue() const;
virtual void setValue(const std::string& value);
virtual void setValue(int _value) { value = _value; }
};
class StringOption : public Option{
const std::string defaultValue;
std::string value;
public:
StringOption(char flag, const std::string& name, const std::string& desc, const std::string value = "");
StringOption(const std::string& name, const std::string& desc, const std::string value = "");
virtual ~StringOption();
const std::string& getValue() const;
virtual bool needsValue() const;
virtual void setValue(const std::string& value);
};
class BoolOption : public Option{
const bool defaultValue;
bool value;
public:
BoolOption(char flag, const std::string& name, const std::string& desc, const bool value = 0);
BoolOption(const std::string& name, const std::string& desc, const bool value = 0);
virtual ~BoolOption();
bool getValue() const;
virtual bool needsValue() const;
virtual void setValue(const std::string& value);
virtual void setValue(bool _value) { value = _value; }
};
BoolOption trace;
IntOption port;
IntOption workerThreads;
IntOption maxConnections;
IntOption connectionBacklog;
StringOption store;
BoolOption help;
typedef std::vector<Option*>::iterator op_iterator;
std::vector<Option*> options;
public:
class ParseException : public Exception {
public:
ParseException(const std::string& msg) : Exception(msg) {}
};
Configuration();
~Configuration();
void parse(int argc, char** argv);
bool isHelp() const;
bool isTrace() const;
int getPort() const;
int getWorkerThreads() const;
int getMaxConnections() const;
int getConnectionBacklog() const;
const std::string& getStore() const;
void setHelp(bool b) { help.setValue(b); }
void setTrace(bool b) { trace.setValue(b); }
void setPort(int i) { port.setValue(i); }
void setWorkerThreads(int i) { workerThreads.setValue(i); }
void setMaxConnections(int i) { maxConnections.setValue(i); }
void setConnectionBacklog(int i) { connectionBacklog.setValue(i); }
void setStore(const std::string& s) { store.setValue(s); }
void usage();
};
}
}
#endif
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