Task::perform() - Code Metrics - Inspection of "Skipped Test (#1335)" - phingofficial/phing - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Push — master ( 1117df...fac7df )

by Siad

created 2020-05-01 19:52 UTC

Task::perform() B

↳ Parent: Task

Complexity

Conditions	7
Paths	29

Size

Total Lines	27
Code Lines	24

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	19
CRAP Score	7.2576

Importance

Changes

Metric	Value
cc	7
eloc	24
c	0
b	0
f	0
nc	29
nop	0
dl	0
loc	27
ccs	19
cts	23
cp	0.8261
crap	7.2576
rs	8.6026

<?php
/**
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the LGPL. For more information please see
 * <http://phing.info>.
 */

/**
 * The base class for all Tasks.
 *
 * Use {@link Project#createTask} to register a new Task.
 *
 * @author    Andreas Aderhold <[email protected]>
 * @copyright 2001,2002 THYRELL. All rights reserved
 * @see       Project#createTask()
 * @package   phing
 */
abstract class Task extends ProjectComponent
{

    /**
     * Owning Target object
     *
     * @var Target
     */
    protected $target;

    /**
     * Internal taskname (req)
     *
     * @var string
     */
    protected $taskType;

    /**
     * Taskname for logger
     *
     * @var string
     */
    protected $taskName;

    /**
     * Wrapper of the task
     *
     * @var RuntimeConfigurable
     */
    protected $wrapper;
    private $invalid;
    /**
     * Replacement element used if this task is invalidated.
     * @var UnknownElement
     */
    private $replacement;

    /**
     * @return RuntimeConfigurable
     */
    public function getWrapper()
    {
        return $this->wrapper;
    }

    /**
     * Provides a project level log event to the task.
     *
     * @param string $msg The message to log
     * @param int $level The priority of the message
     * @param Exception|null $t
     * @see   BuildEvent
     * @see   BuildListener
     */
    public function log($msg, $level = Project::MSG_INFO, Exception $t = null)
    {
        if ($this->getProject() !== null) {
            $this->getProject()->logObject($this, $msg, $level, $t);
        } else {
            parent::log($msg, $level);
        }
    }

    /**
     * Called by the parser to let the task initialize properly.
     * Should throw a BuildException if something goes wrong with the build
     *
     * This is abstract here, but may not be overloaded by subclasses.
     *
     * @throws BuildException
     */
    public function init()
    {
    }

    /**
     *  Called by the project to let the task do it's work. This method may be
     *  called more than once, if the task is invoked more than once. For
     *  example, if target1 and target2 both depend on target3, then running
     *  <em>phing target1 target2</em> will run all tasks in target3 twice.
     *
     *  Should throw a BuildException if someting goes wrong with the build
     *
     *  This is abstract here. Must be overloaded by real tasks.
     */
    abstract public function main();

    /**
     * Returns the wrapper object for runtime configuration
     *
     * @return RuntimeConfigurable The wrapper object used by this task
     */
    public function getRuntimeConfigurableWrapper()
    {
        if ($this->wrapper === null) {
            $this->wrapper = new RuntimeConfigurable($this, $this->getTaskName());
        }

        return $this->wrapper;
    }

    /**
     * Returns the name of task, used only for log messages
     *
     * @return string Name of this task
     */
    public function getTaskName()
    {
        if ($this->taskName === null) {
            // if no task name is set, then it's possible
            // this task was created from within another task.  We don't
            // therefore know the XML tag name for this task, so we'll just
            // use the class name stripped of "task" suffix.  This is only
            // for log messages, so we don't have to worry much about accuracy.
            return preg_replace('/task$/i', '', get_class($this));
        }

        return $this->taskName;
    }

    /**
     * Sets the name of this task for log messages
     *
     * @param string $name
     */
    public function setTaskName($name)
    {
        $this->taskName = (string) $name;
    }

    /**
     * Marks this task as invalid. Any further use of this task
     * will go through a replacement with the updated definition.
     */
    public function markInvalid()
    {
        $this->invalid = true;
    }

    /**
     * Perfrom this task
     *
     * @return void
     *
     * @throws BuildException
     * @throws Error
     */
    public function perform(): void
    {
        if ($this->invalid) {
            $this->getReplacement()->getTask()->perform();
        } else {
            $reason = null;
            try { // try executing task
                $this->project->fireTaskStarted($this);
                $this->maybeConfigure();
                DispatchUtils::main($this);
            } catch (\BuildException $ex) {
                $loc = $ex->getLocation();
                if ($loc === null || (string) $loc === '') {
                    $ex->setLocation($this->getLocation());
                }
                $reason = $ex;
                throw $ex;
            } catch (\Exception $ex) {
                $reason = $ex;
                $be = new \BuildException($ex);
                $be->setLocation($this->getLocation());
                throw $be;
            } catch (\Error $ex) {
                $reason = $ex;
                throw $ex;
            } finally {
                $this->project->fireTaskFinished($this, $reason);
            }
        }
    }

    /**
     *  Configure this task if it hasn't been done already.
     */
    public function maybeConfigure()
    {
        if ($this->invalid) {
            $this->getReplacement();
        } elseif ($this->wrapper !== null) {
            $this->wrapper->maybeConfigure($this->project);
        }
    }

    /**
     * Force the task to be reconfigured from its RuntimeConfigurable.
     */
    public function reconfigure()
    {
        if ($this->wrapper !== null) {
            $this->wrapper->reconfigure($this->getProject());
        }
    }

    private function getReplacement(): \UnknownElement
    {
        if ($this->replacement === null) {
            $this->replacement = new UnknownElement($this->taskType);
            $this->replacement->setProject($this->getProject());
            $this->replacement->setTaskType($this->taskType);
            $this->replacement->setTaskName($this->taskName);
            $this->replacement->setLocation($this->getLocation());
            $this->replacement->setOwningTarget($this->target);
            $this->replacement->setRuntimeConfigurableWrapper($this->wrapper);
            $this->wrapper->setProxy($this->replacement);
            $this->replaceChildren($this->wrapper, $this->replacement);
            $this->target->replaceChild($this, $this->replacement);
            $this->replacement->maybeConfigure();
        }
        return $this->replacement;
    }

    /**
     * Sets the owning target this task belongs to.
     *
     * @param Target Reference to owning target
     */
    public function setOwningTarget(Target $target): void
    {
        $this->target = $target;
    }

    /**
     *  Sets the wrapper object this task should use for runtime
     *  configurable elements.
     *
     * @param RuntimeConfigurable $wrapper The wrapper object this task should use
     */
    public function setRuntimeConfigurableWrapper(RuntimeConfigurable $wrapper): void
    {
        $this->wrapper = $wrapper;
    }

    /**
     * Recursively adds an UnknownElement instance for each child
     * element of replacement.
     * @param RuntimeConfigurable $wrapper
     * @param UnknownElement $parentElement
     */
    private function replaceChildren(RuntimeConfigurable $wrapper, UnknownElement $parentElement): void
    {
        foreach ($wrapper->getChildren() as $childWrapper) {
            $childElement = new UnknownElement($childWrapper->getElementTag());
            $parentElement->addChild($childElement);
            $childElement->setProject($this->getProject());
            $childElement->setRuntimeConfigurableWrapper($childWrapper);
            $childWrapper->setProxy($childElement);
            $this->replaceChildren($childWrapper, $childElement);
        }
    }

    /**
     * Bind a task to another; use this when configuring a newly created
     * task to do work on behalf of another.
     * Project, OwningTarget, TaskName, Location and Description are all copied
     *
     * Important: this method does not call {@link Task#init()}.
     * If you are creating a task to delegate work to, call {@link Task#init()}
     * to initialize it.
     *
     * @param Task $owner owning target
     */
    public function bindToOwner(Task $owner): void
    {
        $this->setProject($owner->getProject());
        $this->setOwningTarget($owner->getOwningTarget());
        $this->setTaskName($owner->getTaskName());
        $this->setDescription($owner->getDescription());
        $this->setLocation($owner->getLocation());
        $this->setTaskType($owner->getTaskType());
    }

    /**
     * Returns the owning target of this task.
     *
     * @return Target The target object that owns this task
     */
    public function getOwningTarget()
    {
        return $this->target;
    }

    /**
     * Returns the name of the task under which it was invoked,
     * usually the XML tagname
     *
     * @return string The type of this task (XML Tag)
     */
    public function getTaskType()
    {
        return $this->taskType;
    }

    /**
     * Sets the type of the task. Usually this is the name of the XML tag
     *
     * @param string $name The type of this task (XML Tag)
     */
    public function setTaskType($name)
    {
        $this->taskType = (string) $name;
    }

    /**
     * Returns a name
     *
     * @param string $slotName
     * @return \RegisterSlot
     */
    protected function getRegisterSlot($slotName)
    {
        return Register::getSlot('task.' . $this->getTaskName() . '.' . $slotName);
    }

    /**
     * Has this task been marked invalid?
     *
     * @return bool true if this task is no longer valid. A new task should be
     * configured in this case.
     */
    protected function isInvalid()
    {
        return $this->invalid;
    }
}


1		<?php
2		/**
3		* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
4		* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
5		* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
6		* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
7		* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
8		* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
9		* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
10		* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
11		* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
12		* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
13		* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
14		*
15		* This software consists of voluntary contributions made by many individuals
16		* and is licensed under the LGPL. For more information please see
17		* <http://phing.info>.
18		*/
19
20		/**
21		* The base class for all Tasks.
22		*
23		* Use {@link Project#createTask} to register a new Task.
24		*
25		* @author Andreas Aderhold <[email protected]>
26		* @copyright 2001,2002 THYRELL. All rights reserved
27		* @see Project#createTask()
28		* @package phing
29		*/
30		abstract class Task extends ProjectComponent
31		{
32
33		/**
34		* Owning Target object
35		*
36		* @var Target
37		*/
38		protected $target;
39
40		/**
41		* Internal taskname (req)
42		*
43		* @var string
44		*/
45		protected $taskType;
46
47		/**
48		* Taskname for logger
49		*
50		* @var string
51		*/
52		protected $taskName;
53
54		/**
55		* Wrapper of the task
56		*
57		* @var RuntimeConfigurable
58		*/
59		protected $wrapper;
60		private $invalid;
61		/**
62		* Replacement element used if this task is invalidated.
63		* @var UnknownElement
64		*/
65		private $replacement;
66
67		/**
68		* @return RuntimeConfigurable
69		*/
70	667	public function getWrapper()
71		{
72	667	return $this->wrapper;
73		}
74
75		/**
76		* Provides a project level log event to the task.
77		*
78		* @param string $msg The message to log
79		* @param int $level The priority of the message
80		* @param Exception\|null $t
81		* @see BuildEvent
82		* @see BuildListener
83		*/
84	544	public function log($msg, $level = Project::MSG_INFO, Exception $t = null)
85		{
86	544	if ($this->getProject() !== null) {
87	544	$this->getProject()->logObject($this, $msg, $level, $t);
88		} else {
89	1	parent::log($msg, $level);
90		}
91	544	}
92
93		/**
94		* Called by the parser to let the task initialize properly.
95		* Should throw a BuildException if something goes wrong with the build
96		*
97		* This is abstract here, but may not be overloaded by subclasses.
98		*
99		* @throws BuildException
100		*/
101	629	public function init()
102		{
103	629	}
104
105		/**
106		* Called by the project to let the task do it's work. This method may be
107		* called more than once, if the task is invoked more than once. For
108		* example, if target1 and target2 both depend on target3, then running
109		* <em>phing target1 target2</em> will run all tasks in target3 twice.
110		*
111		* Should throw a BuildException if someting goes wrong with the build
112		*
113		* This is abstract here. Must be overloaded by real tasks.
114		*/
115		abstract public function main();
116
117		/**
118		* Returns the wrapper object for runtime configuration
119		*
120		* @return RuntimeConfigurable The wrapper object used by this task
121		*/
122	33	public function getRuntimeConfigurableWrapper()
123		{
124	33	if ($this->wrapper === null) {
125		$this->wrapper = new RuntimeConfigurable($this, $this->getTaskName());
126		}
127
128	33	return $this->wrapper;
129		}
130
131		/**
132		* Returns the name of task, used only for log messages
133		*
134		* @return string Name of this task
135		*/
136	67	public function getTaskName()
137		{
138	67	if ($this->taskName === null) {
139		// if no task name is set, then it's possible
140		// this task was created from within another task. We don't
141		// therefore know the XML tag name for this task, so we'll just
142		// use the class name stripped of "task" suffix. This is only
143		// for log messages, so we don't have to worry much about accuracy.
144		return preg_replace('/task$/i', '', get_class($this));
145		}
146
147	67	return $this->taskName;
148		}
149
150		/**
151		* Sets the name of this task for log messages
152		*
153		* @param string $name
154		*/
155	804	public function setTaskName($name)
156		{
157	804	$this->taskName = (string) $name;
158	804	}
159
160		/**
161		* Marks this task as invalid. Any further use of this task
162		* will go through a replacement with the updated definition.
163		*/
164		public function markInvalid()
165		{
166		$this->invalid = true;
167		}
168
169		/**
170		* Perfrom this task
171		*
172		* @return void
173		*
174		* @throws BuildException
175		* @throws Error
176		*/
177	670	public function perform(): void
178		{
179	670	if ($this->invalid) {
180		$this->getReplacement()->getTask()->perform();
181		} else {
182	670	$reason = null;
183		try { // try executing task
184	670	$this->project->fireTaskStarted($this);
185	670	$this->maybeConfigure();
186	668	DispatchUtils::main($this);
187	166	} catch (\BuildException $ex) {
188	156	$loc = $ex->getLocation();
189	156	if ($loc === null \|\| (string) $loc === '') {
190	147	$ex->setLocation($this->getLocation());
191		}
192	156	$reason = $ex;
193	156	throw $ex;
194	10	} catch (\Exception $ex) {
195	10	$reason = $ex;
196	10	$be = new \BuildException($ex);
197	10	$be->setLocation($this->getLocation());
198	10	throw $be;
199		} catch (\Error $ex) {
200		$reason = $ex;
201		throw $ex;
202	632	} finally {
203	670	$this->project->fireTaskFinished($this, $reason);
204		}
205		}
206	632	}
207
208		/**
209		* Configure this task if it hasn't been done already.
210		*/
211	665	public function maybeConfigure()
212		{
213	665	if ($this->invalid) {
214		$this->getReplacement();
215	665	} elseif ($this->wrapper !== null) {
216	662	$this->wrapper->maybeConfigure($this->project);
217		}
218	664	}
219
220		/**
221		* Force the task to be reconfigured from its RuntimeConfigurable.
222		*/
223		public function reconfigure()
224		{
225		if ($this->wrapper !== null) {
226		$this->wrapper->reconfigure($this->getProject());
227		}
228		}
229
230		private function getReplacement(): \UnknownElement
231		{
232		if ($this->replacement === null) {
233		$this->replacement = new UnknownElement($this->taskType);
234		$this->replacement->setProject($this->getProject());
235		$this->replacement->setTaskType($this->taskType);
236		$this->replacement->setTaskName($this->taskName);
237		$this->replacement->setLocation($this->getLocation());
238		$this->replacement->setOwningTarget($this->target);
239		$this->replacement->setRuntimeConfigurableWrapper($this->wrapper);
240		$this->wrapper->setProxy($this->replacement);
241		$this->replaceChildren($this->wrapper, $this->replacement);
242		$this->target->replaceChild($this, $this->replacement);
243		$this->replacement->maybeConfigure();
244		}
245		return $this->replacement;
246		}
247
248		/**
249		* Sets the owning target this task belongs to.
250		*
251		* @param Target Reference to owning target
252		*/
253	807	public function setOwningTarget(Target $target): void
254		{
255	807	$this->target = $target;
256	807	}
257
258		/**
259		* Sets the wrapper object this task should use for runtime
260		* configurable elements.
261		*
262		* @param RuntimeConfigurable $wrapper The wrapper object this task should use
263		*/
264	804	public function setRuntimeConfigurableWrapper(RuntimeConfigurable $wrapper): void
265		{
266	804	$this->wrapper = $wrapper;
267	804	}
268
269		/**
270		* Recursively adds an UnknownElement instance for each child
271		* element of replacement.
272		* @param RuntimeConfigurable $wrapper
273		* @param UnknownElement $parentElement
274		*/
275		private function replaceChildren(RuntimeConfigurable $wrapper, UnknownElement $parentElement): void
276		{
277		foreach ($wrapper->getChildren() as $childWrapper) {
278		$childElement = new UnknownElement($childWrapper->getElementTag());
279		$parentElement->addChild($childElement);
280		$childElement->setProject($this->getProject());
281		$childElement->setRuntimeConfigurableWrapper($childWrapper);
282		$childWrapper->setProxy($childElement);
283		$this->replaceChildren($childWrapper, $childElement);
284		}
285		}
286
287		/**
288		* Bind a task to another; use this when configuring a newly created
289		* task to do work on behalf of another.
290		* Project, OwningTarget, TaskName, Location and Description are all copied
291		*
292		* Important: this method does not call {@link Task#init()}.
293		* If you are creating a task to delegate work to, call {@link Task#init()}
294		* to initialize it.
295		*
296		* @param Task $owner owning target
297		*/
298	13	public function bindToOwner(Task $owner): void
299		{
300	13	$this->setProject($owner->getProject());
301	13	$this->setOwningTarget($owner->getOwningTarget());
302	13	$this->setTaskName($owner->getTaskName());
303	13	$this->setDescription($owner->getDescription());
304	13	$this->setLocation($owner->getLocation());
305	13	$this->setTaskType($owner->getTaskType());
306	13	}
307
308		/**
309		* Returns the owning target of this task.
310		*
311		* @return Target The target object that owns this task
312		*/
313	671	public function getOwningTarget()
314		{
315	671	return $this->target;
316		}
317
318		/**
319		* Returns the name of the task under which it was invoked,
320		* usually the XML tagname
321		*
322		* @return string The type of this task (XML Tag)
323		*/
324	14	public function getTaskType()
325		{
326	14	return $this->taskType;
327		}
328
329		/**
330		* Sets the type of the task. Usually this is the name of the XML tag
331		*
332		* @param string $name The type of this task (XML Tag)
333		*/
334	804	public function setTaskType($name)
335		{
336	804	$this->taskType = (string) $name;
337	804	}
338
339		/**
340		* Returns a name
341		*
342		* @param string $slotName
343		* @return \RegisterSlot
344		*/
345	36	protected function getRegisterSlot($slotName)
346		{
347	36	return Register::getSlot('task.' . $this->getTaskName() . '.' . $slotName);
348		}
349
350		/**
351		* Has this task been marked invalid?
352		*
353		* @return bool true if this task is no longer valid. A new task should be
354		* configured in this case.
355		*/
356		protected function isInvalid()
357		{
358		return $this->invalid;
359		}
360		}
361

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Task::perform() B

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