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#ifndef QPID_TYPES_UUID_H
#define QPID_TYPES_UUID_H
/*
*
* 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.
*
*/
#include "qpid/types/ImportExport.h"
#include <iosfwd>
#include <string>
namespace qpid {
namespace types {
class QPID_TYPES_CLASS_EXTERN Uuid
{
public:
static const size_t SIZE;
/**
* If unique is true, this will generate a new unique uuid, if not
* it will construct a null uuid.
*/
QPID_TYPES_EXTERN Uuid(bool unique=false);
QPID_TYPES_EXTERN Uuid(const Uuid&);
QPID_TYPES_EXTERN Uuid& operator=(const Uuid&);
/** Copy the UUID from data16, which must point to a 16-byte UUID */
QPID_TYPES_EXTERN Uuid(const unsigned char* data16);
/** Set to a new unique identifier. */
QPID_TYPES_EXTERN void generate();
/** Set to all zeros. */
QPID_TYPES_EXTERN void clear();
/** Test for null (all zeros). */
QPID_TYPES_EXTERN bool isNull() const;
QPID_TYPES_EXTERN operator bool() const;
QPID_TYPES_EXTERN bool operator!() const;
/** String value in format 1b4e28ba-2fa1-11d2-883f-b9a761bde3fb. */
QPID_TYPES_EXTERN std::string str() const;
QPID_TYPES_EXTERN size_t size() const;
QPID_TYPES_EXTERN const unsigned char* data() const;
friend QPID_TYPES_EXTERN bool operator==(const Uuid&, const Uuid&);
friend QPID_TYPES_EXTERN bool operator!=(const Uuid&, const Uuid&);
friend QPID_TYPES_EXTERN bool operator<(const Uuid&, const Uuid&);
friend QPID_TYPES_EXTERN bool operator>(const Uuid&, const Uuid&);
friend QPID_TYPES_EXTERN bool operator<=(const Uuid&, const Uuid&);
friend QPID_TYPES_EXTERN bool operator>=(const Uuid&, const Uuid&);
friend QPID_TYPES_EXTERN std::ostream& operator<<(std::ostream&, Uuid);
friend QPID_TYPES_EXTERN std::istream& operator>>(std::istream&, Uuid&);
private:
unsigned char bytes[16];
};
/** Returns true if the uuids are equal, false otherwise. **/
QPID_TYPES_EXTERN bool operator==(const Uuid&, const Uuid&);
/** Returns true if the uuids are NOT equal, false if they are. **/
QPID_TYPES_EXTERN bool operator!=(const Uuid&, const Uuid&);
QPID_TYPES_EXTERN bool operator<(const Uuid&, const Uuid&);
QPID_TYPES_EXTERN bool operator>(const Uuid&, const Uuid&);
QPID_TYPES_EXTERN bool operator<=(const Uuid&, const Uuid&);
QPID_TYPES_EXTERN bool operator>=(const Uuid&, const Uuid&);
/** Print in format 1b4e28ba-2fa1-11d2-883f-b9a761bde3fb. */
QPID_TYPES_EXTERN std::ostream& operator<<(std::ostream&, Uuid);
/** Read from format 1b4e28ba-2fa1-11d2-883f-b9a761bde3fb. */
QPID_TYPES_EXTERN std::istream& operator>>(std::istream&, Uuid&);
}} // namespace qpid::types
#endif /*!QPID_TYPES_UUID_H*/
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