127 lines
2.3 KiB
C++
127 lines
2.3 KiB
C++
#ifndef __ETCD_VECTOR_HPP__
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#define __ETCD_VECTOR_HPP__
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#include <string>
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#include <vector>
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namespace etcdv3 {
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class KeyValue;
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}
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namespace mvccpb {
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class KeyValue;
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class Event;
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}
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namespace electionpb {
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class LeaderKey;
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}
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namespace etcd
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{
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class Value;
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class Event;
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class Response;
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/**
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* Represents a value object received from the etcd server
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*/
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class Value
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{
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public:
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/**
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* Returns true if this value represents a directory on the server. If true the as_string()
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* method is meaningless.
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*/
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bool is_dir() const;
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/**
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* Returns the key of this value as an "absolute path".
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*/
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std::string const & key() const;
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/**
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* Returns the string representation of the value
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*/
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std::string const & as_string() const;
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/**
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* Returns the creation index of this value.
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*/
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int64_t created_index() const;
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/**
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* Returns the last modification's index of this value.
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*/
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int64_t modified_index() const;
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/**
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* Returns the version of this value.
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*/
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int64_t version() const;
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/**
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* Returns the ttl of this value or 0 if ttl is not set
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*/
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int ttl() const;
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int64_t lease() const;
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protected:
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friend class Response;
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friend class BaseResponse; //deliberately done since Value class will be removed during full V3
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friend class DeleteRpcResponse;
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friend class AsyncDeleteResponse;
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friend class Event;
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Value();
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Value(etcdv3::KeyValue const & kvs);
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Value(mvccpb::KeyValue const & kvs);
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std::string _key;
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bool dir;
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std::string value;
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int64_t created;
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int64_t modified;
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int64_t _version;
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int _ttl;
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int64_t leaseId;
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};
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typedef std::vector<Value> Values;
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class Event
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{
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public:
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enum class EventType {
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PUT,
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DELETE_,
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INVALID,
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};
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enum EventType event_type() const;
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bool has_kv() const;
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bool has_prev_kv() const;
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const Value &kv() const;
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const Value &prev_kv() const;
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protected:
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friend class Response;
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Event(mvccpb::Event const & event);
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private:
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enum EventType event_type_;
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Value _kv, _prev_kv;
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bool _has_kv, _has_prev_kv;
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};
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typedef std::vector<Event> Events;
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}
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#endif
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