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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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namespace Phing\Io; |
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/** |
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* Dummy class for reading from string of characters. |
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*/ |
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class StringReader extends Reader |
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{ |
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/** |
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* @var string |
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*/ |
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private $string; |
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/** |
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* @var int |
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*/ |
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private $mark = 0; |
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/** |
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* @var int |
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*/ |
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private $currPos = 0; |
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/** |
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* @param $string |
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*/ |
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public function __construct($string) |
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{ |
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$this->string = $string; |
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} |
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/** |
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* @param int $n |
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*/ |
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public function skip($n) |
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{ |
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} |
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/** |
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* @param null $len |
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* |
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* @return int|string |
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*/ |
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public function read($len = null) |
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{ |
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if (null === $len) { |
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return $this->string; |
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} |
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if ($this->currPos >= strlen($this->string)) { |
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return -1; |
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} |
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$out = substr($this->string, $this->currPos, $len); |
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$this->currPos += $len; |
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return $out; |
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} |
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public function mark() |
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{ |
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$this->mark = $this->currPos; |
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} |
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public function reset() |
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{ |
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$this->currPos = $this->mark; |
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} |
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public function close() |
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{ |
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} |
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public function open() |
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{ |
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} |
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/** |
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* @return bool |
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*/ |
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public function ready() |
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{ |
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return true; |
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} |
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/** |
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* @return bool |
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*/ |
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public function markSupported() |
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{ |
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return true; |
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} |
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/** |
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* @return string |
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*/ |
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public function getResource() |
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{ |
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return '(string) "' . $this->string . '"'; |
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} |
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} |
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