Pool::getActiveNode() - Code Metrics - 0x20h/phloppy - Measure and Improve Code Quality continuously with Scrutinizer

Pool::getActiveNode() A
last analyzed 2016-01-03 23:22 UTC

↳ Parent: Pool

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	2
Bugs	0	Features	0

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

<?php

namespace Phloppy\Stream;

use Phloppy\Exception\ConnectException;
use Psr\Log\LoggerInterface;
use Psr\Log\NullLogger;

/**
 * Phloppy Node Pool.
 */
class Pool implements StreamInterface
{

    /**
     * @var array
     */
    protected $nodeUrls;

    /**
     * @var LoggerInterface
     */
    protected $log;

    /**
     * @var StreamInterface
     */
    protected $connected;


    /**
     * @param array                $nodeUrls
     * @param LoggerInterface|null $log
     *
     * @throws ConnectException
     */
    public function __construct(array $nodeUrls = array(), LoggerInterface $log = null)
    {
        $this->nodeUrls = $nodeUrls;

        if (!$log) {
            $log = new NullLogger();
        }

        $this->log       = $log;
        $this->connected = $this->connect();
    }


    /**
     * @return array
     */
    public function getNodeUrls()
    {
        return $this->nodeUrls;
    }


    /**
     * @return StreamInterface
     */
    public function getActiveNode()
    {
        return $this->connected;
    }


    /**
     * @return bool
     * @throws ConnectException
     */
    public function reconnect()

    {
        $this->close();
        $this->connected = $this->connect();

        return true;
    }


    /**
     * Connect to a random node in the node list.
     *
     * @return DefaultStream Stream to a connected node.
     *
     * @throws ConnectException
     */
    public function connect()
    {
        $nodes = $this->nodeUrls;

        while (count($nodes)) {
            // pick random server
            $idx = rand(0, count($nodes) - 1);

            try {
                $stream = new DefaultStream($nodes[$idx], $this->log);
                $stream->connect();

                return $stream;
            } catch (ConnectException $e) {
                $this->log->warning($e->getMessage());
            }

            // remove the selected server from the list
            array_splice($nodes, $idx, 1);
        }

        throw new ConnectException('unable to connect to any of ['.implode(',', $this->nodeUrls).']');
    }


    /**
     * Read a line from the stream
     *
     * @return string
     */
    public function readLine()
    {
        return $this->connected->readLine();
    }


    /**
     * Read bytes off from the stream.
     *
     * @param int|null $maxlen
     *
     * @return string The response.
     */
    public function readBytes($maxlen = null)
    {
        return $this->connected->readBytes($maxlen);
    }


    /**
     * @param string   $msg
     * @param int|null $len
     *
     * @return StreamInterface the Stream instance.

     */
    public function write($msg, $len = null)
    {
        $this->connected->write($msg, $len);

        return $this;
    }


    /**
     * Close the stream.
     *
     * @return bool True on success.
     */
    public function close()
    {
        return $this->connected->close();
    }


    /**
     * Check if the stream is connected.
     *
     * @return boolean True if the stream is connected.
     */
    public function isConnected()
    {
        return $this->connected->isConnected();
    }


    /**
     * return the internal stream url.
     *
     * @return string
     */
    public function getNodeUrl()
    {
        return $this->connected->getNodeUrl();
    }
}


1		<?php
2
3		namespace Phloppy\Stream;
4
5		use Phloppy\Exception\ConnectException;
6		use Psr\Log\LoggerInterface;
7		use Psr\Log\NullLogger;
8
9		/**
10		* Phloppy Node Pool.
11		*/
12		class Pool implements StreamInterface
13		{
14
15		/**
16		* @var array
17		*/
18		protected $nodeUrls;
19
20		/**
21		* @var LoggerInterface
22		*/
23		protected $log;
24
25		/**
26		* @var StreamInterface
27		*/
28		protected $connected;
29
30
31		/**
32		* @param array $nodeUrls
33		* @param LoggerInterface\|null $log
34		*
35		* @throws ConnectException
36		*/
37	28	public function __construct(array $nodeUrls = array(), LoggerInterface $log = null)
38		{
39	28	$this->nodeUrls = $nodeUrls;
40
41	28	if (!$log) {
42	4	$log = new NullLogger();
43	4	}
44
45	28	$this->log = $log;
46	28	$this->connected = $this->connect();
47	27	}
48
49
50		/**
51		* @return array
52		*/
53	1	public function getNodeUrls()
54		{
55	1	return $this->nodeUrls;
56		}
57
58
59		/**
60		* @return StreamInterface
61		*/
62	1	public function getActiveNode()
63		{
64	1	return $this->connected;
65		}
66
67
68		/**
69		* @return bool
70		* @throws ConnectException
71		*/
72	1	public function reconnect()
		0 ignored issues – show Coding Style introduced 2016-01-03 22:40 UTC by Report Bug Copy Issue Report `function reconnect()` does not seem to conform to the naming convention (`^(?:is\|has\|should\|may\|supports)`). This check examines a number of code elements and verifies that they conform to the given naming conventions. You can set conventions for local variables, abstract classes, utility classes, constant, properties, methods, parameters, interfaces, classes, exceptions and special methods. Loading history...
73		{
74	1	$this->close();
75	1	$this->connected = $this->connect();
76
77	1	return true;
78		}
79
80
81		/**
82		* Connect to a random node in the node list.
83		*
84		* @return DefaultStream Stream to a connected node.
85		*
86		* @throws ConnectException
87		*/
88	28	public function connect()
89		{
90	28	$nodes = $this->nodeUrls;
91
92	28	while (count($nodes)) {
93		// pick random server
94	28	$idx = rand(0, count($nodes) - 1);
95
96		try {
97	28	$stream = new DefaultStream($nodes[$idx], $this->log);
98	28	$stream->connect();
99
100	27	return $stream;
101	1	} catch (ConnectException $e) {
102	1	$this->log->warning($e->getMessage());
103		}
104
105		// remove the selected server from the list
106	1	array_splice($nodes, $idx, 1);
107	1	}
108
109	1	throw new ConnectException('unable to connect to any of ['.implode(',', $this->nodeUrls).']');
110		}
111
112
113		/**
114		* Read a line from the stream
115		*
116		* @return string
117		*/
118	23	public function readLine()
119		{
120	23	return $this->connected->readLine();
121		}
122
123
124		/**
125		* Read bytes off from the stream.
126		*
127		* @param int\|null $maxlen
128		*
129		* @return string The response.
130		*/
131	13	public function readBytes($maxlen = null)
132		{
133	13	return $this->connected->readBytes($maxlen);
134		}
135
136
137		/**
138		* @param string $msg
139		* @param int\|null $len
140		*
141		* @return StreamInterface the Stream instance.
		0 ignored issues – show Documentation introduced 2016-01-03 22:40 UTC by Report Bug Copy Issue Report Consider making the return type a bit more specific; maybe use `Pool`. This check looks for the generic type `array` as a return type and suggests a more specific type. This type is inferred from the actual code. Loading history...
142		*/
143	23	public function write($msg, $len = null)
144		{
145	23	$this->connected->write($msg, $len);
146
147	23	return $this;
148		}
149
150
151		/**
152		* Close the stream.
153		*
154		* @return bool True on success.
155		*/
156	26	public function close()
157		{
158	26	return $this->connected->close();
159		}
160
161
162		/**
163		* Check if the stream is connected.
164		*
165		* @return boolean True if the stream is connected.
166		*/
167	2	public function isConnected()
168		{
169	2	return $this->connected->isConnected();
170		}
171
172
173		/**
174		* return the internal stream url.
175		*
176		* @return string
177		*/
178	2	public function getNodeUrl()
179		{
180	2	return $this->connected->getNodeUrl();
181		}
182		}
183

0x20h / phloppy

Pool::getActiveNode() A last analyzed 2016-01-03 23:22 UTC

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Pool::getActiveNode() A
last analyzed 2016-01-03 23:22 UTC