StreamBuffer::getContents() - Code Metrics - Inspection of "Speed" - graze/csv-token - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#8)

by Harry

created 2016-07-29 15:23 UTC

StreamBuffer::getContents() A

↳ Parent: StreamBuffer

Complexity

Conditions	1
Paths	1

Size

Total Lines	4
Code Lines	2

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	2
CRAP Score	1

Importance

Changes	1
Bugs	0	Features	1

Metric	Value
c	1
b	0
f	1
dl	0
loc	4
ccs	2
cts	2
cp	1
rs	10
cc	1
eloc	2
nc	1
nop	0
crap	1

<?php

namespace Graze\CsvToken\Buffer;

class StreamBuffer implements BufferInterface
{
    const READ_LENGTH = 128;

    /** @var string */
    protected $contents;
    /** @var int */
    protected $length;
    /** @var int */
    protected $position;
    /** @var bool */
    protected $eof = false;
    /** @var int */
    protected $minSize;

    /** @var resource */
    private $stream;
    /** @var int */
    private $readLength;

    /**
     * Create a buffer around a stream
     *
     * @param resource $stream
     * @param int      $readLength
     * @param int      $minSize
     */
    public function __construct($stream, $readLength = self::READ_LENGTH, $minSize = -1)
    {
        $this->stream = $stream;
        $this->readLength = $readLength;
        $this->position = ftell($stream);
        $this->minSize = $minSize;
        $this->length = 0;
        $this->eof = false;
    }

    /**
     * @return string
     */
    public function getContents()
    {
        return $this->contents;
    }

    /**
     * @return int
     */
    public function getLength()
    {
        return $this->length;
    }

    /**
     * @return bool
     */
    public function isEof()
    {
        return $this->length === 0;
    }

    /**
     * @return bool
     */
    public function read()
    {
        if (!$this->eof) {
            if ($this->minSize < 0 || $this->length <= $this->minSize) {
                $next = fread($this->stream, $this->readLength);
                if (strlen($next) > 0) {
                    $this->contents .= $next;
                    $this->length += strlen($next);
                    return true;
                } else {
                    $this->eof = true;
                }
            }
        }
        return false;
    }

    /**
     * Remove the first $length characters from the buffer
     *
     * @param int $length
     *
     * @return bool
     */
    public function move($length)
    {
        $this->contents = substr($this->contents, $length);
        $newLen = max(0, $this->length - $length);
        $this->position += $this->length - $newLen;
        $this->length = $newLen;
        return true;
    }

    /**
     * @return bool
     */
    public function isSourceEof()
    {
        return $this->eof;
    }

    /**
     * @return int
     */
    public function getPosition()
    {
        return $this->position;
    }

    /**
     * @return int
     */
    public function getMinBufferSize()
    {
        return $this->minSize;
    }

    /**
     * @param int $size
     *
     * @return $this
     */
    public function setMinBufferSize($size)
    {
        $this->minSize = $size;
        return $this;
    }
}


1		<?php
2
3		namespace Graze\CsvToken\Buffer;
4
5		class StreamBuffer implements BufferInterface
6		{
7		const READ_LENGTH = 128;
8
9		/** @var string */
10		protected $contents;
11		/** @var int */
12		protected $length;
13		/** @var int */
14		protected $position;
15		/** @var bool */
16		protected $eof = false;
17		/** @var int */
18		protected $minSize;
19
20		/** @var resource */
21		private $stream;
22		/** @var int */
23		private $readLength;
24
25		/**
26		* Create a buffer around a stream
27		*
28		* @param resource $stream
29		* @param int $readLength
30		* @param int $minSize
31		*/
32	34	public function __construct($stream, $readLength = self::READ_LENGTH, $minSize = -1)
33		{
34	34	$this->stream = $stream;
35	34	$this->readLength = $readLength;
36	34	$this->position = ftell($stream);
37	34	$this->minSize = $minSize;
38	34	$this->length = 0;
39	34	$this->eof = false;
40	34	}
41
42		/**
43		* @return string
44		*/
45	32	public function getContents()
46		{
47	32	return $this->contents;
48		}
49
50		/**
51		* @return int
52		*/
53	29	public function getLength()
54		{
55	29	return $this->length;
56		}
57
58		/**
59		* @return bool
60		*/
61	31	public function isEof()
62		{
63	31	return $this->length === 0;
64		}
65
66		/**
67		* @return bool
68		*/
69	34	public function read()
70		{
71	34	if (!$this->eof) {
72	34	if ($this->minSize < 0 \|\| $this->length <= $this->minSize) {
73	34	$next = fread($this->stream, $this->readLength);
74	34	if (strlen($next) > 0) {
75	32	$this->contents .= $next;
76	32	$this->length += strlen($next);
77	32	return true;
78		} else {
79	31	$this->eof = true;
80		}
81	31	}
82	32	}
83	32	return false;
84		}
85
86		/**
87		* Remove the first $length characters from the buffer
88		*
89		* @param int $length
90		*
91		* @return bool
92		*/
93	29	public function move($length)
94		{
95	29	$this->contents = substr($this->contents, $length);
96	29	$newLen = max(0, $this->length - $length);
97	29	$this->position += $this->length - $newLen;
98	29	$this->length = $newLen;
99	29	return true;
100		}
101
102		/**
103		* @return bool
104		*/
105	1	public function isSourceEof()
106		{
107	1	return $this->eof;
108		}
109
110		/**
111		* @return int
112		*/
113	29	public function getPosition()
114		{
115	29	return $this->position;
116		}
117
118		/**
119		* @return int
120		*/
121	1	public function getMinBufferSize()
122		{
123	1	return $this->minSize;
124		}
125
126		/**
127		* @param int $size
128		*
129		* @return $this
130		*/
131	4	public function setMinBufferSize($size)
132		{
133	4	$this->minSize = $size;
134	4	return $this;
135		}
136		}
137

graze / csv-token

Pull Request — master (#8)

StreamBuffer::getContents() A

Complexity

Size

Duplication

Code Coverage

Importance

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