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integer.go
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integer.go
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/*
* Copyright (c) 2013 Zhen, LLC. http://zhen.io. All rights reserved.
* Use of this source code is governed by the Apache 2.0 license.
*
*/
package encoding
import (
"github.com/dataence/encoding/cursor"
)
type Integer interface {
// Compress data from an array to another array.
//
// Both inpos and outpos are modified to represent how much data was read and written to
// if 12 ints (inlength = 12) are compressed to 3 ints, then inpos will be incremented by 12
// while outpos will be incremented by 3 we use IntWrapper to pass the values by reference.
// @param in input array
// @param inpos location in the input array
// @param inlength how many integers to compress
// @param out output array
//* @param outpos where to write in the output array
Compress(in []int32, inpos *cursor.Cursor, inlength int, out []int32, outpos *cursor.Cursor) error
/**
* Uncompress data from an array to another array.
*
* Both inpos and outpos parameters are modified to indicate new positions after read/write.
*
* @param in array containing data in compressed form
* @param inpos where to start reading in the array
* @param inlength length of the compressed data (ignored by some schemes)
* @param out array where to write the compressed output
* @param outpos where to write the compressed output in out
*/
Uncompress(in []int32, inpos *cursor.Cursor, inlength int, out []int32, outpos *cursor.Cursor) error
}