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Diffstat (limited to 'cpp/lib/broker/Configuration.h')
-rw-r--r-- | cpp/lib/broker/Configuration.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/cpp/lib/broker/Configuration.h b/cpp/lib/broker/Configuration.h new file mode 100644 index 0000000000..1dfc191018 --- /dev/null +++ b/cpp/lib/broker/Configuration.h @@ -0,0 +1,138 @@ +/* + * + * 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 <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 |