IntegerReader::readSignedInteger16() - Code Metrics - Inspection of "Merged integer readers" - GravityMedia/Stream - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( dba287...8d738d )

by Daniel

created 2016-05-06 15:32 UTC

IntegerReader::readSignedInteger16() A

↳ Parent: IntegerReader

Complexity

Conditions	3
Paths	2

Size

Total Lines	13
Code Lines	7

Duplication

Lines	13
Ratio	100 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	13
loc	13
rs	9.4285
cc	3
eloc	7
nc	2
nop	0

<?php
/**
 * This file is part of the stream package
 *
 * @author Daniel Schröder <[email protected]>
 */

namespace GravityMedia\Stream\Reader;

use GravityMedia\Stream\ByteOrder\ByteOrder;
use GravityMedia\Stream\ByteOrder\ByteOrderAwareTrait;

/**
 * Integer reader
 *
 * @package GravityMedia\Stream\Reader
 */
class IntegerReader extends Reader
{
    /**
     * Use byte order aware trait
     */
    use ByteOrderAwareTrait;

    /**
     * Read unsigned 8-bit integer (char) data from the stream
     *
     * @return int
     */
    public function readUnsignedInteger8()
    {
        list(, $value) = unpack('C', $this->read(1));
        return $value;
    }

    /**
     * Read signed 8-bit integer (char) data from the stream
     *
     * @return int
     */
    public function readSignedInteger8()
    {
        list(, $value) = unpack('c', $this->read(1));
        return $value;
    }

    /**
     * Read unsigned 16-bit integer (short) data from the stream
     *
     * @return int
     */
    public function readUnsignedInteger16()

    {
        switch ($this->getByteOrder()) {
            case ByteOrder::BIG_ENDIAN:
                $format = 'n';
                break;
            case ByteOrder::LITTLE_ENDIAN:
                $format = 'v';
                break;
            default:
                $format = 'S';
        }

        list(, $value) = unpack($format, $this->read(2));
        return $value;
    }

    /**
     * Read signed 16-bit integer (short) data from the stream
     *
     * @return int
     */
    public function readSignedInteger16()

    {
        $data = $this->read(2);

        if ($this->getByteOrder() !== ByteOrder::MACHINE_ENDIAN
            && $this->getByteOrder() !== $this->getMachineByteOrder()
        ) {
            $data = strrev($data);
        }

        list(, $value) = unpack('s', $data);
        return $value;
    }

    /**
     * Read unsigned 24-bit integer (short) data from the stream
     *
     * @return int
     */
    public function readUnsignedInteger24()
    {
        $data = $this->read(3);

        switch ($this->getByteOrder()) {
            case ByteOrder::BIG_ENDIAN:
                $format = 'N';
                break;
            case ByteOrder::LITTLE_ENDIAN:
                $format = 'V';
                break;
            default:
                $format = 'L';
        }

        switch ($this->getMachineByteOrder()) {

            case ByteOrder::BIG_ENDIAN:
                $data = $data . "\x00";
                break;
            case ByteOrder::LITTLE_ENDIAN:
                $data = "\x00" . $data;
                break;
        }

        list(, $value) = unpack($format, $data);
        return $value;
    }

    /**
     * Read signed 24-bit integer (short) data from the stream
     *
     * @return int
     */
    public function readSignedInteger24()
    {
        $data = $this->read(3);

        if ($this->getByteOrder() !== ByteOrder::MACHINE_ENDIAN
            && $this->getByteOrder() !== $this->getMachineByteOrder()
        ) {
            $data = strrev($data);
        }

        switch ($this->getMachineByteOrder()) {

            case ByteOrder::BIG_ENDIAN:
                $data = $data . "\x00";
                break;
            case ByteOrder::LITTLE_ENDIAN:
                $data = "\x00" . $data;
                break;
        }

        list(, $value) = unpack('l', $data);
        return $value;
    }

    /**
     * Read unsigned 32-bit integer (long) data from the stream
     *
     * @return int
     */
    public function readUnsignedInteger32()

    {
        switch ($this->getByteOrder()) {
            case ByteOrder::BIG_ENDIAN:
                $format = 'N';
                break;
            case ByteOrder::LITTLE_ENDIAN:
                $format = 'V';
                break;
            default:
                $format = 'L';
        }

        list(, $value) = unpack($format, $this->read(4));
        return $value;
    }

    /**
     * Read signed 32-bit integer (long) data from the stream
     *
     * @return int
     */
    public function readSignedInteger32()

    {
        $data = $this->read(4);

        if ($this->getByteOrder() !== ByteOrder::MACHINE_ENDIAN
            && $this->getByteOrder() !== $this->getMachineByteOrder()
        ) {
            $data = strrev($data);
        }

        list(, $value) = unpack('l', $data);
        return $value;
    }

    /**
     * Read unsigned 64-bit integer (long long) data from the stream
     *
     * @return int
     */
    public function readUnsignedInteger64()

    {
        switch ($this->getByteOrder()) {
            case ByteOrder::BIG_ENDIAN:
                $format = 'J';
                break;
            case ByteOrder::LITTLE_ENDIAN:
                $format = 'P';
                break;
            default:
                $format = 'Q';
        }

        list(, $value) = unpack($format, $this->read(8));
        return $value;
    }

    /**
     * Read signed 64-bit integer (long long) data from the stream
     *
     * @return int
     */
    public function readSignedInteger64()

    {
        $data = $this->read(8);

        if ($this->getByteOrder() !== ByteOrder::MACHINE_ENDIAN
            && $this->getByteOrder() !== $this->getMachineByteOrder()
        ) {
            $data = strrev($data);
        }

        list(, $value) = unpack('q', $data);
        return $value;
    }
}


1		<?php
2		/**
3		* This file is part of the stream package
4		*
5		* @author Daniel Schröder <[email protected]>
6		*/
7
8		namespace GravityMedia\Stream\Reader;
9
10		use GravityMedia\Stream\ByteOrder\ByteOrder;
11		use GravityMedia\Stream\ByteOrder\ByteOrderAwareTrait;
12
13		/**
14		* Integer reader
15		*
16		* @package GravityMedia\Stream\Reader
17		*/
18		class IntegerReader extends Reader
19		{
20		/**
21		* Use byte order aware trait
22		*/
23		use ByteOrderAwareTrait;
24
25		/**
26		* Read unsigned 8-bit integer (char) data from the stream
27		*
28		* @return int
29		*/
30		public function readUnsignedInteger8()
31		{
32		list(, $value) = unpack('C', $this->read(1));
33		return $value;
34		}
35
36		/**
37		* Read signed 8-bit integer (char) data from the stream
38		*
39		* @return int
40		*/
41		public function readSignedInteger8()
42		{
43		list(, $value) = unpack('c', $this->read(1));
44		return $value;
45		}
46
47		/**
48		* Read unsigned 16-bit integer (short) data from the stream
49		*
50		* @return int
51		*/
52	View Code Duplication	public function readUnsignedInteger16()
		0 ignored issues – show Duplication introduced 2016-05-06 15:45 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
53		{
54		switch ($this->getByteOrder()) {
55		case ByteOrder::BIG_ENDIAN:
56		$format = 'n';
57		break;
58		case ByteOrder::LITTLE_ENDIAN:
59		$format = 'v';
60		break;
61		default:
62		$format = 'S';
63		}
64
65		list(, $value) = unpack($format, $this->read(2));
66		return $value;
67		}
68
69		/**
70		* Read signed 16-bit integer (short) data from the stream
71		*
72		* @return int
73		*/
74	View Code Duplication	public function readSignedInteger16()
		0 ignored issues – show Duplication introduced 2016-05-06 15:45 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
75		{
76		$data = $this->read(2);
77
78		if ($this->getByteOrder() !== ByteOrder::MACHINE_ENDIAN
79		&& $this->getByteOrder() !== $this->getMachineByteOrder()
80		) {
81		$data = strrev($data);
82		}
83
84		list(, $value) = unpack('s', $data);
85		return $value;
86		}
87
88		/**
89		* Read unsigned 24-bit integer (short) data from the stream
90		*
91		* @return int
92		*/
93		public function readUnsignedInteger24()
94		{
95		$data = $this->read(3);
96
97		switch ($this->getByteOrder()) {
98		case ByteOrder::BIG_ENDIAN:
99		$format = 'N';
100		break;
101		case ByteOrder::LITTLE_ENDIAN:
102		$format = 'V';
103		break;
104		default:
105		$format = 'L';
106		}
107
108	View Code Duplication	switch ($this->getMachineByteOrder()) {
		0 ignored issues – show Duplication introduced 2016-05-06 15:45 UTC by Report Bug Copy Issue Report This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
109		case ByteOrder::BIG_ENDIAN:
110		$data = $data . "\x00";
111		break;
112		case ByteOrder::LITTLE_ENDIAN:
113		$data = "\x00" . $data;
114		break;
115		}
116
117		list(, $value) = unpack($format, $data);
118		return $value;
119		}
120
121		/**
122		* Read signed 24-bit integer (short) data from the stream
123		*
124		* @return int
125		*/
126		public function readSignedInteger24()
127		{
128		$data = $this->read(3);
129
130		if ($this->getByteOrder() !== ByteOrder::MACHINE_ENDIAN
131		&& $this->getByteOrder() !== $this->getMachineByteOrder()
132		) {
133		$data = strrev($data);
134		}
135
136	View Code Duplication	switch ($this->getMachineByteOrder()) {
		0 ignored issues – show Duplication introduced 2016-05-06 15:45 UTC by Report Bug Copy Issue Report This code seems to be duplicated across your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
137		case ByteOrder::BIG_ENDIAN:
138		$data = $data . "\x00";
139		break;
140		case ByteOrder::LITTLE_ENDIAN:
141		$data = "\x00" . $data;
142		break;
143		}
144
145		list(, $value) = unpack('l', $data);
146		return $value;
147		}
148
149		/**
150		* Read unsigned 32-bit integer (long) data from the stream
151		*
152		* @return int
153		*/
154	View Code Duplication	public function readUnsignedInteger32()
		0 ignored issues – show Duplication introduced 2016-05-06 15:45 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
155		{
156		switch ($this->getByteOrder()) {
157		case ByteOrder::BIG_ENDIAN:
158		$format = 'N';
159		break;
160		case ByteOrder::LITTLE_ENDIAN:
161		$format = 'V';
162		break;
163		default:
164		$format = 'L';
165		}
166
167		list(, $value) = unpack($format, $this->read(4));
168		return $value;
169		}
170
171		/**
172		* Read signed 32-bit integer (long) data from the stream
173		*
174		* @return int
175		*/
176	View Code Duplication	public function readSignedInteger32()
		0 ignored issues – show Duplication introduced 2016-05-06 15:45 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
177		{
178		$data = $this->read(4);
179
180		if ($this->getByteOrder() !== ByteOrder::MACHINE_ENDIAN
181		&& $this->getByteOrder() !== $this->getMachineByteOrder()
182		) {
183		$data = strrev($data);
184		}
185
186		list(, $value) = unpack('l', $data);
187		return $value;
188		}
189
190		/**
191		* Read unsigned 64-bit integer (long long) data from the stream
192		*
193		* @return int
194		*/
195	View Code Duplication	public function readUnsignedInteger64()
		0 ignored issues – show Duplication introduced 2016-05-06 15:45 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
196		{
197		switch ($this->getByteOrder()) {
198		case ByteOrder::BIG_ENDIAN:
199		$format = 'J';
200		break;
201		case ByteOrder::LITTLE_ENDIAN:
202		$format = 'P';
203		break;
204		default:
205		$format = 'Q';
206		}
207
208		list(, $value) = unpack($format, $this->read(8));
209		return $value;
210		}
211
212		/**
213		* Read signed 64-bit integer (long long) data from the stream
214		*
215		* @return int
216		*/
217	View Code Duplication	public function readSignedInteger64()
		0 ignored issues – show Duplication introduced 2016-05-06 15:45 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
218		{
219		$data = $this->read(8);
220
221		if ($this->getByteOrder() !== ByteOrder::MACHINE_ENDIAN
222		&& $this->getByteOrder() !== $this->getMachineByteOrder()
223		) {
224		$data = strrev($data);
225		}
226
227		list(, $value) = unpack('q', $data);
228		return $value;
229		}
230		}
231

GravityMedia / Stream

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IntegerReader::readSignedInteger16() A

Complexity

Size

Duplication

Importance

Duplication Side-by-Side

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