idm

package
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Published: Jan 13, 2016 License: Apache-2.0 Imports: 3 Imported by: 0

Documentation

Overview

Package idm manages reservation/release of numerical ids from a configured set of contiguous ids

Index

Constants

This section is empty.

Variables

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Functions

This section is empty.

Types

type Idm

type Idm struct {
	// contains filtered or unexported fields
}

Idm manages the reservation/release of numerical ids from a contiguos set

func New

func New(ds datastore.DataStore, id string, start, end uint64) (*Idm, error)

New returns an instance of id manager for a set of [start-end] numerical ids

func (*Idm) GetID

func (i *Idm) GetID() (uint64, error)

GetID returns the first available id in the set

func (*Idm) GetSpecificID

func (i *Idm) GetSpecificID(id uint64) error

GetSpecificID tries to reserve the specified id

func (*Idm) Release

func (i *Idm) Release(id uint64)

Release releases the specified id

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