/usr/include/x86_64-linux-gnu/qcc/Config.h is in liballjoyn-common-dev-1604 16.04a-3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 | /**
* @file
* implements a file-based key/value store. A simplified version of INI file
* format
*/
/******************************************************************************
*
*
* Copyright AllSeen Alliance. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
******************************************************************************/
#ifndef _QCC_CONFIG_H
#define _QCC_CONFIG_H
#include <qcc/platform.h>
#include <map>
#include <qcc/Mutex.h>
#include <qcc/String.h>
#include <qcc/StringUtil.h>
/** @internal */
#define QCC_MODULE "CONFIG"
namespace qcc {
/**
* Config implements a file-based, key/value store.
* The file format is a simplified version of Microsoft's INI file format.
*/
class Config {
public:
/**
* Return a pointer to the singleton. Creates the singleton if not already instantiated.
*
* @return Pointer to the config variable singleton.
*/
static Config * AJ_CALL GetConfig(void)
{
static Mutex singletonLock;
static Config* config = NULL; ///< Config variable singleton.
singletonLock.Lock();
if (config == NULL) {
config = new Config();
}
singletonLock.Unlock();
return config;
}
private:
std::map<qcc::String, qcc::String> nameValuePairs; /**< Key/value pairs from config file */
/**
* Default constructor is private to ensure singleton useage.
*/
Config(void);
public:
/**
* Get value for key.
*
* @param key The key.
* @param defaultValue Default value used if key is not found in config file.
* @return Value associated with key or defaultValue if no such entry exists.
*/
qcc::String GetValue(const char* key, const char* defaultValue = NULL) const {
qcc::String value = (defaultValue ? defaultValue : "");
std::map<qcc::String, qcc::String>::const_iterator it;
it = nameValuePairs.find(key);
if (nameValuePairs.end() != it) {
value = it->second;
}
return value;
}
/**
* Get the value for a key as an unsigned number.
*
* @param key The key.
* @param defaultValue Default value used if key is not found (or is unparsable) in config file.
* @return Value associated with key or default value if not found.
*/
uint32_t GetValueNumeric(qcc::String key, uint32_t defaultValue = 0) const {
uint32_t valNumeric = defaultValue;
std::map<qcc::String, qcc::String>::const_iterator it;
it = nameValuePairs.find(key);
if (nameValuePairs.end() != it) {
valNumeric = StringToU32(it->second, 10, defaultValue);
}
return valNumeric;
}
};
}
#undef QCC_MODULE
#endif
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