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<?php
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/**
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information please see
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* <http://phing.info>.
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*/
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/**
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* This is the base class for selectors that can contain other selectors.
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*
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* @author <a href="mailto:bruce@callenish.com">Bruce Atherton</a> (Ant)
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* @package phing.types.selectors
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*/
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abstract class BaseSelectorContainer extends BaseSelector implements SelectorContainer, Countable
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{
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use SelectorAware;
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/**
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* Convert the Selectors within this container to a string. This will
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* just be a helper class for the subclasses that put their own name
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* around the contents listed here.
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*
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* @return string comma separated list of Selectors contained in this one
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*/
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public function __toString()
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{
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$buf = "";
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$arr = $this->selectorElements();
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for ($i = 0, $size = count($arr); $i < $size; $i++) {
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$buf .= (string) $arr[$i] . (isset($arr[$i + 1]) ? ', ' : '');
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}
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return $buf;
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}
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/**
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* <p>This implementation validates the container by calling
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* verifySettings() and then validates each contained selector
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* provided that the selector implements the validate interface.
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* </p>
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* <p>Ordinarily, this will validate all the elements of a selector
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* container even if the isSelected() method of some elements is
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* never called. This has two effects:</p>
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* <ul>
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* <li>Validation will often occur twice.
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* <li>Since it is not required that selectors derive from
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* BaseSelector, there could be selectors in the container whose
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* error conditions are not detected if their isSelected() call
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* is never made.
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* </ul>
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*/
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public function validate()
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{
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$this->verifySettings();
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$errmsg = $this->getError();
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if ($errmsg !== null) {
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throw new BuildException($errmsg);
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}
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foreach ($this->selectorsList as $o) {
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if ($o instanceof BaseSelector) {
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$o->validate();
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}
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}
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}
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}
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siad007