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<?php |
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/** |
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* TResultProperty class file. |
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* |
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* @author Wei Zhuo <weizhuo[at]gmail[dot]com> |
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* @link https://github.com/pradosoft/prado |
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* @license https://github.com/pradosoft/prado/blob/master/LICENSE |
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* @package Prado\Data\SqlMap\Configuration |
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*/ |
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namespace Prado\Data\SqlMap\Configuration; |
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use Prado\Collections\TList; |
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use Prado\Data\SqlMap\DataMapper\TPropertyAccess; |
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use Prado\Prado; |
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use Prado\TPropertyValue; |
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use ReflectionClass; |
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/** |
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* TResultProperty corresponds a <property> tags inside a <resultMap> tag. |
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* |
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* The {@link NullValue setNullValue()} attribute can be set to any valid |
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* value (based on property type). The {@link NullValue setNullValue()} attribute |
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* is used to specify an outgoing null value replacement. What this means is |
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* that when a null value is detected in the result, the corresponding value of |
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* the {@link NullValue getNullValue()} will be used instead. |
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* |
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* The {@link Select setSelect()} property is used to describe a relationship |
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* between objects and to automatically load complex (i.e. user defined) |
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* property types. The value of the {@link Select setSelect()} property must be |
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* the name of another mapped statement. The value of the database |
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* {@link Column setColumn()} that is defined in the same property element as |
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* this statement attribute will be passed to the related mapped statement as |
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* the parameter. The {@link LazyLoad setLayLoad()} attribute can be specified |
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* with the {@link Select setSelect()} . |
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* |
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* @author Wei Zhuo <weizho[at]gmail[dot]com> |
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* @package Prado\Data\SqlMap\Configuration |
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* @since 3.1 |
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*/ |
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class TResultProperty extends \Prado\TComponent |
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{ |
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private $_nullValue; |
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private $_propertyName; |
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private $_columnName; |
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private $_columnIndex = -1; |
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private $_nestedResultMapName; |
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private $_nestedResultMap; |
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private $_valueType; |
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private $_typeHandler; |
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private $_isLazyLoad = false; |
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private $_select; |
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private $_hostResultMapID = 'inplicit internal mapping'; |
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const LIST_TYPE = 0; |
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const ARRAY_TYPE = 1; |
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/** |
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* Gets the containing result map ID. |
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* @param TResultMap $resultMap containing result map. |
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*/ |
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public function __construct($resultMap = null) |
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{ |
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if ($resultMap instanceof TResultMap) { |
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$this->_hostResultMapID = $resultMap->getID(); |
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} |
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} |
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/** |
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* @return mixed null value replacement. |
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*/ |
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33 |
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public function getNullValue() |
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{ |
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return $this->_nullValue; |
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} |
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/** |
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* @param mixed $value null value replacement. |
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*/ |
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public function setNullValue($value) |
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{ |
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$this->_nullValue = $value; |
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} |
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/** |
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* @return string name of a property of the result object that will be set to. |
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*/ |
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public function getProperty() |
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{ |
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return $this->_propertyName; |
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} |
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/** |
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* @param string $value name of a property of the result object that will be set to. |
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*/ |
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public function setProperty($value) |
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{ |
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$this->_propertyName = $value; |
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} |
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/** |
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* @return string name of the column in the result set from which the value |
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* will be used to populate the property. |
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*/ |
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83 |
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public function getColumn() |
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{ |
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return $this->_columnName; |
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} |
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/** |
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* @param string $value name of the column in the result set from which the value |
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* will be used to populate the property. |
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*/ |
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public function setColumn($value) |
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{ |
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$this->_columnName = $value; |
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} |
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/** |
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* @return int index of the column in the ResultSet from which the value will |
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* be used to populate the object property |
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*/ |
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public function getColumnIndex() |
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{ |
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return $this->_columnIndex; |
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} |
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/** |
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* @param int $value index of the column in the ResultSet from which the value will |
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* be used to populate the object property |
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*/ |
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public function setColumnIndex($value) |
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{ |
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$this->_columnIndex = TPropertyValue::ensureInteger($value); |
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} |
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/** |
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* @return string ID of another <resultMap> used to fill the property. |
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*/ |
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public function getResultMapping() |
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{ |
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return $this->_nestedResultMapName; |
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} |
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/** |
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* @param string $value ID of another <resultMap> used to fill the property. |
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*/ |
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public function setResultMapping($value) |
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{ |
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$this->_nestedResultMapName = $value; |
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} |
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/** |
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* @return TResultMap nested result map. |
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*/ |
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public function getNestedResultMap() |
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{ |
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return $this->_nestedResultMap; |
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} |
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/** |
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* @param TResult $value nested result map. |
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*/ |
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public function setNestedResultMap($value) |
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{ |
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$this->_nestedResultMap = $value; |
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} |
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/** |
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* @return string property type of the object property to be set. |
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*/ |
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public function getType() |
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{ |
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return $this->_valueType; |
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} |
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/** |
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* @param string $value property type of the object property to be set. |
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*/ |
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public function setType($value) |
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{ |
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$this->_valueType = $value; |
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} |
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/** |
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* @return string custom type handler class name (may use namespace). |
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*/ |
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public function getTypeHandler() |
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{ |
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return $this->_typeHandler; |
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} |
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/** |
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* @param string $value custom type handler class name (may use namespace). |
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*/ |
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public function setTypeHandler($value) |
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{ |
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$this->_typeHandler = $value; |
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} |
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/** |
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* @return string name of another mapped statement |
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*/ |
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public function getSelect() |
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{ |
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return $this->_select; |
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} |
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/** |
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* The select property is used to describe a relationship between objects |
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* and to automatically load complex (i.e. user defined) property types. |
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* @param string $value name of another mapped statement. |
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*/ |
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public function setSelect($value) |
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{ |
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$this->_select = $value; |
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} |
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/** |
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* @return bool indicate whether or not the select statement's results should be lazy loaded |
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*/ |
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public function getLazyLoad() |
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{ |
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return $this->_isLazyLoad; |
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} |
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/** |
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* @param bool $value indicate whether or not the select statement's results should be lazy loaded |
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*/ |
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public function setLazyLoad($value) |
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{ |
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$this->_isLazyLoad = TPropertyValue::ensureBoolean($value, false); |
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} |
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/** |
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* Gets the value for the current property, converts to applicable type if necessary. |
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* @param TSqlMapTypeHandlerRegistry $registry type handler registry |
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* @param array $row result row |
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* @return mixed property value. |
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*/ |
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public function getPropertyValue($registry, $row) |
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{ |
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$value = null; |
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$index = $this->getColumnIndex(); |
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$name = $this->getColumn(); |
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if ($index > 0 && isset($row[$index])) { |
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$value = $this->getTypedValue($registry, $row[$index]); |
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} elseif (isset($row[$name])) { |
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$value = $this->getTypedValue($registry, $row[$name]); |
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} |
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if (($value === null) && ($this->getNullValue() !== null)) { |
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$value = $this->getTypedValue($registry, $this->getNullValue()); |
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} |
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return $value; |
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} |
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/** |
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* @param TSqlMapTypeHandlerRegistry $registry type handler registry |
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* @param mixed $value raw property value |
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* @return mixed property value casted to specific type. |
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*/ |
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protected function getTypedValue($registry, $value) |
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{ |
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if (($handler = $this->createTypeHandler($registry)) !== null) { |
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return $handler->getResult($value); |
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} else { |
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return $registry->convertToType($this->getType(), $value); |
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} |
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} |
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/** |
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* Create type handler from {@link Type setType()} or {@link TypeHandler setTypeHandler}. |
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* @param TSqlMapTypeHandlerRegistry $registry type handler registry |
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* @return TSqlMapTypeHandler type handler. |
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*/ |
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protected function createTypeHandler($registry) |
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{ |
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$type = $this->getTypeHandler() ? $this->getTypeHandler() : $this->getType(); |
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$handler = $registry->getTypeHandler($type); |
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if ($handler === null && $this->getTypeHandler()) { |
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$handler = Prado::createComponent($type); |
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} |
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return $handler; |
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} |
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/** |
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* Determines if the type is an instance of \ArrayAccess, TList or an array. |
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* @return int TResultProperty::LIST_TYPE or TResultProperty::ARRAY_TYPE |
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*/ |
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4 |
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protected function getPropertyValueType() |
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{ |
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if (class_exists($type = $this->getType(), false)) { //NO force autoloading |
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3 |
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if ($type === 'TList') { |
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return self::LIST_TYPE; |
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} |
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$class = new ReflectionClass($type); |
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if ($class->isSubclassOf('TList')) { |
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return self::LIST_TYPE; |
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} |
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if ($class->implementsInterface('ArrayAccess')) { |
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return self::ARRAY_TYPE; |
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} |
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} |
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1 |
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if (strtolower($type) == 'array') { |
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return self::ARRAY_TYPE; |
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} |
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1 |
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} |
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/** |
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* Returns true if the result property {@link Type getType()} is of TList type |
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* or that the actual result object is an instance of TList. |
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* @param object $target result object |
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* @return bool true if the result object is an instance of TList |
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*/ |
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14 |
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public function instanceOfListType($target) |
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317
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{ |
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14 |
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if ($this->getType() === null) { |
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10 |
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return TPropertyAccess::get($target, $this->getProperty()) instanceof TList; |
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} |
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4 |
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return $this->getPropertyValueType() == self::LIST_TYPE; |
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} |
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/** |
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325
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* Returns true if the result property {@link Type getType()} is of \ArrayAccess |
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* or that the actual result object is an array or implements \ArrayAccess |
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327
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* @param object $target result object |
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328
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* @return bool true if the result object is an instance of \ArrayAccess or is an array. |
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329
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*/ |
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330
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7 |
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public function instanceOfArrayType($target) |
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331
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{ |
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332
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7 |
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if ($this->getType() === null) { |
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333
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7 |
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$prop = TPropertyAccess::get($target, $this->getProperty()); |
|
334
|
7 |
|
if (is_object($prop)) { |
|
335
|
2 |
|
return $prop instanceof \ArrayAccess; |
|
336
|
|
|
} |
|
337
|
5 |
|
return is_array($prop); |
|
338
|
|
|
} |
|
339
|
|
|
return $this->getPropertyValueType() == self::ARRAY_TYPE; |
|
340
|
|
|
} |
|
341
|
|
|
|
|
342
|
|
|
public function __sleep() |
|
343
|
|
|
{ |
|
344
|
|
|
$exprops = []; |
|
345
|
|
|
$cn = 'TResultProperty'; |
|
346
|
|
|
if ($this->_nullValue === null) { |
|
347
|
|
|
$exprops[] = "\0$cn\0_nullValue"; |
|
348
|
|
|
} |
|
349
|
|
|
if ($this->_propertyName === null) { |
|
350
|
|
|
$exprops[] = "\0$cn\0_propertyNama"; |
|
351
|
|
|
} |
|
352
|
|
|
if ($this->_columnName === null) { |
|
353
|
|
|
$exprops[] = "\0$cn\0_columnName"; |
|
354
|
|
|
} |
|
355
|
|
|
if ($this->_columnIndex == -1) { |
|
356
|
|
|
$exprops[] = "\0$cn\0_columnIndex"; |
|
357
|
|
|
} |
|
358
|
|
|
if ($this->_nestedResultMapName === null) { |
|
359
|
|
|
$exprops[] = "\0$cn\0_nestedResultMapName"; |
|
360
|
|
|
} |
|
361
|
|
|
if ($this->_nestedResultMap === null) { |
|
362
|
|
|
$exprops[] = "\0$cn\0_nestedResultMap"; |
|
363
|
|
|
} |
|
364
|
|
|
if ($this->_valueType === null) { |
|
365
|
|
|
$exprops[] = "\0$cn\0_valueType"; |
|
366
|
|
|
} |
|
367
|
|
|
if ($this->_typeHandler === null) { |
|
368
|
|
|
$exprops[] = "\0$cn\0_typeHandler"; |
|
369
|
|
|
} |
|
370
|
|
|
if ($this->_isLazyLoad === false) { |
|
371
|
|
|
$exprops[] = "\0$cn\0_isLazyLoad"; |
|
372
|
|
|
} |
|
373
|
|
|
if ($this->_select === null) { |
|
374
|
|
|
$exprops[] = "\0$cn\0_select"; |
|
375
|
|
|
} |
|
376
|
|
|
return array_diff(parent::__sleep(), $exprops); |
|
377
|
|
|
} |
|
378
|
|
|
} |
|
379
|
|
|
|