part

Documentation

Overview

part package implements a ReadWriteCloser to write data into multi parts and read data from different parts

Index

• type PartHelper
  • func NewPartHelper(file string, size int) *PartHelper
  • func (c *PartHelper) Close() error
  • func (c *PartHelper) Part() int
  • func (c *PartHelper) Read(p []byte) (int, error)
  • func (c *PartHelper) Write(p []byte) (int, error)

Types

type PartHelper

type PartHelper struct {
	// Filename is the file name of the compressed file
	Filename string

	// Size is the maximum size of each part of tarball,
	// multi-part archive will be ignored if size is 0
	Size int
	// contains filtered or unexported fields
}

PartHelper implements io.ReadWriteCloser to write file into different part (.part*), and read from it.

func NewPartHelper

func NewPartHelper(file string, size int) *PartHelper

NewPartHelper create a new PartHelper

file is the filename of the compressed file (without .part* extension)
size is the maximum size of each part to write, 0 to disable

func (*PartHelper) Close

func (c *PartHelper) Close() error

Close closes the current opening file and reset the status of PartHelper

func (*PartHelper) Part

func (c *PartHelper) Part() int

Part gets part num of PartHelper

func (*PartHelper) Read

func (c *PartHelper) Read(p []byte) (int, error)

Read implements io.Reader

func (*PartHelper) Write

func (c *PartHelper) Write(p []byte) (int, error)

Write implements io.Writer