1 files changed, 0 insertions, 1158 deletions
diff --git a/framework/DataAccess/SQLMap/Statements/TMappedStatement.php b/framework/DataAccess/SQLMap/Statements/TMappedStatement.php
deleted file mode 100644
index aa715946..00000000
--- a/framework/DataAccess/SQLMap/Statements/TMappedStatement.php
+++ /dev/null
@@ -1,1158 +0,0 @@
-<?php
-/**
- * TMappedStatement and related classes.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @link http://www.pradosoft.com/
- * @copyright Copyright &copy; 2005 PradoSoft
- * @license http://www.pradosoft.com/license/
- * @version $Id$
- * @package System.DataAccess.SQLMap.Statements
- */
-
-/**
- * TMappedStatement class executes SQL mapped statements. Mapped Statements can 
- * hold any SQL statement and use Parameter Maps and Result Maps for input and output.
- *
- * This class is usualy instantiated during SQLMap configuration by TSqlDomBuilder.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @version $Id$
- * @package System.DataAccess.SQLMap.Statements
- * @since 3.0
- */
-class TMappedStatement extends TComponent implements IMappedStatement
-{
-	/**
-	 * @var TSqlMapStatement current SQL statement.
-	 */
-	private $_statement;
-
-	/**
-	 * @var TPreparedCommand SQL command prepareer
-	 */
-	private $_command;
-
-	/**
-	 * @var TSqlMapper sqlmap used by this mapper.
-	 */
-	private $_sqlMap;
-
-	/**
-	 * @var TPostSelectBinding[] post select statement queue.
-	 */
-	private $_selectQueque=array();
-
-	/**
-	 * @var boolean true when data is mapped to a particular row.
-	 */
-	private $_IsRowDataFound = false;
-
-	/**
-	 * @var TSQLMapObjectCollectionTree group by object collection tree
-	 */
-	private $_groupBy;
-
-	/**
-	 * @var Post select is to query for list.
-	 */
-	const QUERY_FOR_LIST = 0;
-
-	/**
-	 * @var Post select is to query for list.
-	 */
-	const QUERY_FOR_ARRAY = 1;
-	
-	/**
-	 * @var Post select is to query for object.
-	 */
-	const QUERY_FOR_OBJECT = 2;
-	
-	/**
-	 * @return string Name used to identify the TMappedStatement amongst the others.
-	 * This the name of the SQL statement by default.
-	 */
-	public function getID()
-	{
-		return $this->_statement->ID;
-	}
-
-	/**
-	 * @return TSqlMapStatement The SQL statment used by this MappedStatement
-	 */
-	public function getStatement()
-	{
-		return $this->_statement;
-	}
-
-	/**
-	 * @return TSqlMapper The SqlMap used by this MappedStatement
-	 */
-	public function getSqlMap()
-	{
-		return $this->_sqlMap;
-	}
-
-	/**
-	 * @return TPreparedCommand command to prepare SQL statements.
-	 */
-	public function getCommand()
-	{
-		return $this->_command;
-	}
-
-	/**
-	 * Empty the group by results cache.
-	 */
-	protected function initialGroupByResults()
-	{
-		$this->_groupBy = new TSQLMapObjectCollectionTree();
-	}
-
-	/**
-	 * Creates a new mapped statement.
-	 * @param TSqlMapper an sqlmap.
-	 * @param TSqlMapStatement An SQL statement.
-	 */
-	public function __construct(TSqlMapper $sqlMap, TSqlMapStatement $statement)
-	{
-		$this->_sqlMap = $sqlMap;
-		$this->_statement = $statement;
-		$this->_command = new TPreparedCommand();
-		$this->initialGroupByResults();
-	}
-
-	/**
-	 * Execute SQL Query.
-	 * @param IDbConnection database connection
-	 * @param array SQL statement and parameters.
-	 * @return mixed record set if applicable.
-	 * @throws TSqlMapExecutionException if execution error or false record set.
-	 * @throws TSqlMapQueryExecutionException if any execution error
-	 */
-	protected function executeSQLQuery($connection, $sql)
-	{
-		try
-		{
-			if(!($recordSet = $connection->execute($sql['sql'],$sql['parameters'])))
-			{
-				throw new TSqlMapExecutionException(
-					'sqlmap_execution_error_no_record', $this->getID(), 
-					$connection->ErrorMsg());
-			}
-			return $recordSet;
-		}
-		catch (Exception $e)
-		{
-			throw new TSqlMapQueryExecutionException($this->getStatement(), $e);
-		}
-	}
-
-	/**
-	 * Execute SQL Query with limits.
-	 * @param IDbConnection database connection
-	 * @param array SQL statement and parameters.
-	 * @return mixed record set if applicable.
-	 * @throws TSqlMapExecutionException if execution error or false record set.
-	 * @throws TSqlMapQueryExecutionException if any execution error
-	 */
-	protected function executeSQLQueryLimit($connection, $sql, $max, $skip)
-	{
-		try
-		{
-			$recordSet = $connection->selectLimit($sql['sql'],$max,$skip,$sql['parameters']);
-			if(!$recordSet)
-			{
-				throw new TSqlMapExecutionException(
-							'sqlmap_execution_error_query_for_list', 
-							$connection->ErrorMsg());
-			}
-			return $recordSet;
-		}
-		catch (Exception $e)
-		{
-			throw new TSqlMapQueryExecutionException($this->getStatement(), $e);
-		}
-	}
-
-	/**
-	 * Executes the SQL and retuns a List of result objects.
-	 * @param IDbConnection database connection
-	 * @param mixed The object used to set the parameters in the SQL.
-	 * @param object result collection object.
-	 * @param integer The number of rows to skip over.
-	 * @param integer The maximum number of rows to return.
-	 * @return array a list of result objects
-	 * @param callback row delegate handler
-	 * @see executeQueryForList()
-	 */
-	public function executeQueryForList($connection, $parameter, $result, $skip=-1, $max=-1, $delegate=null)
-	{
-		$sql = $this->_command->create($connection, $this->_statement, $parameter);
-		return $this->runQueryForList($connection, $parameter, $sql, $result, $skip, $max, $delegate);
-	}
-
-	/**
-	 * Executes the SQL and retuns a List of result objects.
-	 *
-	 * This method should only be called by internal developers, consider using
-	 * <tt>executeQueryForList()</tt> first.
-	 *
-	 * @param IDbConnection database connection
-	 * @param mixed The object used to set the parameters in the SQL.
-	 * @param array SQL string and subsititution parameters.
-	 * @param object result collection object.
-	 * @param integer The number of rows to skip over.
-	 * @param integer The maximum number of rows to return.
-	 * @param callback row delegate handler
-	 * @return array a list of result objects
-	 * @see executeQueryForList()
-	 */
-	public function runQueryForList($connection, $parameter, $sql, $result, $skip=-1, $max=-1, $delegate=null)
-	{
-		$list = $result instanceof ArrayAccess ? $result : 
-							$this->_statement->createInstanceOfListClass();
-		$recordSet = $this->executeSQLQueryLimit($connection, $sql, $max, $skip);
-		if(!is_null($delegate))
-		{
-			while($row = $recordSet->fetchRow())
-			{
-				$obj = $this->applyResultMap($row);
-				$param = new TResultSetListItemParameter($obj, $parameter, $list);
-				$this->raiseRowDelegate($delegate, $param);
-			}			
-		}
-		else
-		{
-			while($row = $recordSet->fetchRow())
-				$list[] = $this->applyResultMap($row);
-		}
-
-		if(!$this->_groupBy->isEmpty())
-		{
-			$list = $this->_groupBy->collect();
-			$this->initialGroupByResults();
-		}	
-
-		$this->executePostSelect($connection);
-		$this->onExecuteQuery($sql);
-
-		return $list;
-	}
-
-	/**
-	 * Executes the SQL and retuns all rows selected in a map that is keyed on 
-	 * the property named in the keyProperty parameter.  The value at each key 
-	 * will be the value of the property specified in the valueProperty parameter.  
-	 * If valueProperty is null, the entire result object will be entered.
-	 * @param IDbConnection database connection
-	 * @param mixed The object used to set the parameters in the SQL. 
-	 * @param string The property of the result object to be used as the key.
-	 * @param string The property of the result object to be used as the value (or null).
-	 * @param callback row delegate handler
-	 * @return array An array of object containing the rows keyed by keyProperty.
-	 */
-	public function executeQueryForMap($connection, $parameter, $keyProperty, $valueProperty=null, $delegate=null)
-	{
-		$sql = $this->_command->create($connection, $this->_statement, $parameter);
-		return $this->runQueryForMap($connection, $parameter, $sql, $keyProperty, $valueProperty, $delegate);
-	}
-
-	/**
-	 * Executes the SQL and retuns all rows selected in a map that is keyed on 
-	 * the property named in the keyProperty parameter.  The value at each key 
-	 * will be the value of the property specified in the valueProperty parameter.  
-	 * If valueProperty is null, the entire result object will be entered.
-	 *
-	 * This method should only be called by internal developers, consider using
-	 * <tt>executeQueryForMap()</tt> first.
-	 *
-	 * @param IDbConnection database connection
-	 * @param mixed The object used to set the parameters in the SQL.
-	 * @param array SQL string and subsititution parameters.
-	 * @param string The property of the result object to be used as the key.
-	 * @param string The property of the result object to be used as the value (or null).
-	 * @param callback row delegate, a callback function
-	 * @return array An array of object containing the rows keyed by keyProperty.
-	 * @see executeQueryForMap()
-	 */
-	public function runQueryForMap($connection, $parameter, $sql, $keyProperty, $valueProperty=null, $delegate=null)
-	{
-		$map = array();
-		$recordSet = $this->executeSQLQuery($connection, $sql);
-		if(!is_null($delegate))
-		{
-			while($row = $recordSet->fetchRow())
-			{
-				$obj = $this->applyResultMap($row);
-				$key = TPropertyAccess::get($obj, $keyProperty);
-				$value = is_null($valueProperty) ? $obj : 
-							TPropertyAccess::get($obj, $valueProperty);
-				$param = new TResultSetMapItemParameter($key, $value, $parameter, $map);
-				$this->raiseRowDelegate($delegate, $param);
-			}
-		}
-		else
-		{
-			while($row = $recordSet->fetchRow())
-			{
-				$obj = $this->applyResultMap($row);
-				$key = TPropertyAccess::get($obj, $keyProperty);
-				$map[$key] = is_null($valueProperty) ? $obj : 
-								TPropertyAccess::get($obj, $valueProperty);
-			}
-		}
-		$this->onExecuteQuery($sql);
-		return $map;
-	}
-
-	/**
-	 * Raises delegate handler.
-	 * This method is invoked for each new list item. It is the responsibility
-	 * of the handler to add the item to the list. 
-	 * @param object event parameter
-	 */
-	protected function raiseRowDelegate($handler, $param)
-	{
-		if(is_string($handler))
-		{
-			call_user_func($handler,$this,$param);
-		}
-		else if(is_callable($handler,true))
-		{
-			// an array: 0 - object, 1 - method name/path
-			list($object,$method)=$handler;
-			if(is_string($object))	// static method call
-				call_user_func($handler,$this,$param);
-			else
-			{
-				if(($pos=strrpos($method,'.'))!==false)
-				{
-					$object=$this->getSubProperty(substr($method,0,$pos));
-					$method=substr($method,$pos+1);
-				}
-				$object->$method($this,$param);
-			}
-		}
-		else
-			throw new TInvalidDataValueException('sqlmap_invalid_delegate', $this->getID(), $handler);
-	}
-
-	/**
-	 * Executes an SQL statement that returns a single row as an object of the 
-	 * type of the <tt>$result</tt> passed in as a parameter.	 
-	 * @param IDbConnection database connection
-	 * @param mixed The parameter data (object, arrary, primitive) used to set the parameters in the SQL
-	 * @param mixed The result object.
-	 * @return ${return}
-	 */
-	public function executeQueryForObject($connection, $parameter, $result)
-	{
-		$sql = $this->_command->create($connection, $this->_statement, $parameter);
-		return $this->runQueryForObject($connection, $sql, $result);
-	}
-
-	/**
-	 * Executes an SQL statement that returns a single row as an object of the 
-	 * type of the <tt>$result</tt> passed in as a parameter.
-	 *
-	 * This method should only be called by internal developers, consider using
-	 * <tt>executeQueryForObject()</tt> first.
-	 *
-	 * @param IDbConnection database connection
-	 * @param array SQL string and subsititution parameters.
-	 * @param object The result object.
-	 * @return object the object.
-	 * @see executeQueryForObject()
-	 */
-	public function runQueryForObject($connection, $sql, &$result)
-	{
-		$recordSet = $this->executeSQLQuery($connection, $sql);
-		
-		$object = null;
-		
-		while($row = $recordSet->fetchRow())
-			$object = $this->applyResultMap($row, $result);	
-
-		if(!$this->_groupBy->isEmpty())
-		{
-			$list = $this->_groupBy->collect();
-			$this->initialGroupByResults();
-			$object = $list[0];
-		}	
-
-		$this->executePostSelect($connection);
-		$this->onExecuteQuery($sql);
-		
-		return $object;
-	}
-
-	/**
-	 * Execute an insert statement. Fill the parameter object with the ouput 
-	 * parameters if any, also could return the insert generated key.
-	 * @param IDbConnection database connection
-	 * @param mixed The parameter object used to fill the statement.
-	 * @return string the insert generated key.
-	 */
-	public function executeInsert($connection, $parameter)
-	{
-		$generatedKey = $this->getPreGeneratedSelectKey($connection, $parameter);
-
-		$sql = $this->_command->create($connection, $this->_statement, $parameter);
-
-		$result = $this->executeSQLQuery($connection, $sql);
-
-		if(is_null($generatedKey))
-			$generatedKey = $this->getPostGeneratedSelectKey($connection, $parameter);
-
-		$this->executePostSelect($connection);
-		$this->onExecuteQuery($sql);
-		return $generatedKey;
-	}
-
-	/**
-	 * Gets the insert generated ID before executing an insert statement.
-	 * @param IDbConnection database connection
-	 * @param mixed insert statement parameter.
-	 * @return string new insert ID if pre-select key statement was executed, null otherwise.
-	 */
-	protected function getPreGeneratedSelectKey($connection, $parameter)
-	{
-		if($this->_statement instanceof TSqlMapInsert)
-		{
-			$selectKey = $this->_statement->getSelectKey();
-			if(!is_null($selectKey) && !$selectKey->getIsAfter())
-				return $this->executeSelectKey($connection, $parameter, $selectKey);
-		}
-	}
-
-	/**
-	 * Gets the inserted row ID after executing an insert statement.
-	 * @param IDbConnection database connection
-	 * @param mixed insert statement parameter.
-	 * @return string last insert ID, null otherwise.
-	 */
-	protected function getPostGeneratedSelectKey($connection, $parameter)
-	{
-		if($this->_statement instanceof TSqlMapInsert)
-		{
-			$selectKey = $this->_statement->getSelectKey();
-			if(!is_null($selectKey) && $selectKey->getIsAfter())
-				return $this->executeSelectKey($connection, $parameter, $selectKey);
-		}
-	}
-	
-	/**
-	 * Execute the select key statement, used to obtain last insert ID.
-	 * @param IDbConnection database connection
-	 * @param mixed insert statement parameter
-	 * @param TSqlMapSelectKey select key statement
-	 * @return string last insert ID.
-	 */
-	protected function executeSelectKey($connection, $parameter, $selectKey)
-	{
-		$mappedStatement = $this->sqlMap->getMappedStatement($selectKey->getID());
-		$generatedKey = $mappedStatement->executeQueryForObject(
-									$connection, $parameter, null);
-		if(strlen($prop = $selectKey->getProperty()) > 0)
-				TPropertyAccess::set($parameter, $prop, $generatedKey);
-		return $generatedKey;
-	}
-
-	/**
-	 * Execute an update statement. Also used for delete statement. 
-	 * Return the number of rows effected.
-	 * @param IDbConnection database connection
-	 * @param mixed The object used to set the parameters in the SQL.
-	 * @return integer The number of rows effected.
-	 */
-	public function executeUpdate($connection, $parameter)
-	{
-		$sql = $this->_command->create($connection, $this->_statement, $parameter);
-		$this->executeSQLQuery($connection, $sql);
-		$this->executePostSelect($connection);
-		$this->onExecuteQuery($sql);
-		return $connection->Affected_Rows();
-	}
-	
-	/**
-	 * Process 'select' result properties
-	 * @param IDbConnection database connection
-	 */
-	protected function executePostSelect($connection)
-	{
-
-		while(count($this->_selectQueque))
-		{
-			$postSelect = array_shift($this->_selectQueque);
-			$method = $postSelect->getMethod();
-			$statement = $postSelect->getStatement();
-			$property = $postSelect->getResultProperty()->getProperty();
-			$keys = $postSelect->getKeys();
-			$resultObject = $postSelect->getResultObject();
-
-			if($method == self::QUERY_FOR_LIST || $method == self::QUERY_FOR_ARRAY)
-			{
-				$values = $statement->executeQueryForList($connection, $keys, null);
-				
-				if($method == self::QUERY_FOR_ARRAY) 
-					$values = $values->toArray();
-				TPropertyAccess::set($resultObject, $property, $values);
-			}
-			else if($method == self::QUERY_FOR_OBJECT)
-			{
-				$value = $statement->executeQueryForObject($connection, $keys, null);
-				TPropertyAccess::set($resultObject, $property, $value);
-			}
-		}
-	}
-	
-	/**
-	 * Raise the execute query event.
-	 * @param array prepared SQL statement and subsititution parameters
-	 */
-	public function onExecuteQuery($sql)
-	{
-		$this->raiseEvent('OnExecuteQuery', $this, $sql);
-	}
-
-	/**
-	 * Apply result mapping.
-	 * @param array a result set row retrieved from the database
-	 * @param object the result object, will create if necessary.
-	 * @return object the result filled with data, null if not filled.
-	 */
-	protected function applyResultMap($row, &$resultObject=null)
-	{
-		if($row === false) return null;
-
-		$resultMapName = $this->_statement->getResultMap();
-		$resultClass = $this->_statement->getResultClass();
-
-		if($this->_sqlMap->getResultMaps()->contains($resultMapName))
-			return $this->fillResultMap($resultMapName, $row, null, $resultObject);
-		else if(strlen($resultClass) > 0)
-			return $this->fillResultClass($resultClass, $row, $resultObject);
-		else
-			return $this->fillDefaultResultMap(null, $row, $resultObject);
-	}
-
-	/**
-	 * Fill the result using ResultClass, will creates new result object if required.
-	 * @param string result object class name
-	 * @param array a result set row retrieved from the database
-	 * @param object the result object, will create if necessary.
-	 * @return object result object filled with data
-	 */
-	protected function fillResultClass($resultClass, $row, $resultObject)
-	{
-		if(is_null($resultObject))
-			$resultObject = $this->_statement->createInstanceOfResultClass($row);
-
-		if($resultObject instanceOf ArrayAccess)
-			return $this->fillResultArrayList($row, $resultObject);
-		else if(is_object($resultObject))
-			return $this->fillResultObjectProperty($row, $resultObject);
-		else
-			return $this->fillDefaultResultMap(null, $row, $resultObject);
-	}
-
-	/**
-	 * Apply the result to a TList or an array.
-	 * @param array a result set row retrieved from the database
-	 * @param object result object, array or list
-	 * @return object result filled with data.
-	 */
-	protected function fillResultArrayList($row, $resultObject)
-	{
-		if($resultObject instanceof TList)
-			foreach($row as $v)
-				$resultObject[] = $v;
-		else
-			foreach($row as $k => $v)
-				$resultObject[$k] = $v;
-		return $resultObject;
-	}
-
-	/**
-	 * Apply the result to an object.
-	 * @param array a result set row retrieved from the database
-	 * @param object result object, array or list
-	 * @return object result filled with data.
-	 */
-	protected function fillResultObjectProperty($row, $resultObject)
-	{
-		$index = 0;
-		foreach($row as $k=>$v)
-		{
-			$property = new TResultProperty;
-			$property->initialize($this->_sqlMap);
-			if(is_string($k) && strlen($k) > 0)
-				$property->setColumn($k);
-			$property->setColumnIndex(++$index);
-			$type = gettype(TPropertyAccess::get($resultObject,$k));
-			$property->setType($type);
-			$value = $property->getDatabaseValue($row);	
-			TPropertyAccess::set($resultObject, $k,$value);
-		}
-		return $resultObject;
-	}
-
-	/**
-	 * Fills the result object according to result mappings.
-	 * @param string result map name.
-	 * @param array a result set row retrieved from the database
-	 * @param object result object to fill, will create new instances if required.
-	 * @return object result object filled with data.
-	 */
-	protected function fillResultMap($resultMapName, $row, $parentGroup=null, &$resultObject=null)
-	{
-		$resultMap = $this->_sqlMap->getResultMap($resultMapName);
-		$resultMap = $resultMap->resolveSubMap($row);
-
-		if(is_null($resultObject))
-			$resultObject = $resultMap->createInstanceOfResult();
-		if(is_object($resultObject))
-		{
-			if(strlen($resultMap->getGroupBy()) > 0)
-				return $this->addResultMapGroupBy($resultMap, $row, $parentGroup, $resultObject);
-			else
-				foreach($resultMap->getColumns() as $property)
-					$this->setObjectProperty($resultMap, $property, $row, $resultObject);
-		}
-		else
-		{
-			$resultObject = $this->fillDefaultResultMap($resultMap, $row, $resultObject);
-		}
-		return $resultObject;
-	}
-
-	/**
-	 * ResultMap with GroupBy property. Save object collection graph in a tree
-	 * and collect the result later.
-	 * @param TResultMap result mapping details.
-	 * @param array a result set row retrieved from the database
-	 * @param object the result object
-	 * @return object result object.
-	 */
-	protected function addResultMapGroupBy($resultMap, $row, $parent, &$resultObject)
-	{
-		$group = $this->getResultMapGroupKey($resultMap, $row);
-
-		if(empty($parent))
-		{
-			$rootObject = array('object'=>$resultObject, 'property' => null); 
-			$this->_groupBy->add(null, $group, $rootObject);
-		}
-				
-		foreach($resultMap->getColumns() as $property)
-		{
-			//set properties.
-			$this->setObjectProperty($resultMap, $property, $row, $resultObject);
-			$nested = $property->getResultMapping();
-			
-			//nested property
-			if($this->_sqlMap->getResultMaps()->contains($nested))
-			{
-				$nestedMap = $this->_sqlMap->getResultMap($nested);
-				$groupKey = $this->getResultMapGroupKey($nestedMap, $row);
-				
-				//add the node reference first
-				if(empty($parent))
-					$this->_groupBy->add($group, $groupKey, '');
-					
-				//get the nested result mapping value
-				$value = $this->fillResultMap($nested, $row, $groupKey);
-
-				//add it to the object tree graph
-				$groupObject = array('object'=>$value, 'property' => $property->getProperty());
-				if(empty($parent))
-					$this->_groupBy->add($group, $groupKey, $groupObject);
-				else
-					$this->_groupBy->add($parent, $groupKey, $groupObject);
-			}
-		}
-		return $resultObject;
-	}
-	
-	/**
-	 * Gets the result 'group by' groupping key for each row.
-	 * @param TResultMap result mapping details.
-	 * @param array a result set row retrieved from the database
-	 * @return string groupping key.
-	 */
-	protected function getResultMapGroupKey($resultMap, $row)
-	{
-		$groupBy = $resultMap->getGroupBy();
-		if(isset($row[$groupBy]))
-			return $resultMap->getID().$row[$groupBy];
-		else
-			return $resultMap->getID().crc32(serialize($row));
-	}
-
-	/**
-	 * Fill the result map using default settings. If <tt>$resultMap</tt> is null
-	 * the result object returned will be guessed from <tt>$resultObject</tt>.
-	 * @param TResultMap result mapping details.
-	 * @param array a result set row retrieved from the database
-	 * @param object the result object
-	 * @return mixed the result object filled with data.
-	 */
-	protected function fillDefaultResultMap($resultMap, $row, $resultObject)
-	{
-		if(is_null($resultObject)) 
-			$resultObject='';
-
-		if(!is_null($resultMap))
-			$result = $this->fillArrayResultMap($resultMap, $row, $resultObject);
-		else
-			$result = $row;
-				
-		//if scalar result types
-		if(count($result) == 1 && ($type = gettype($resultObject))!= 'array')
-			return $this->getScalarResult($result, $type);
-		else
-			return $result;
-	}
-	
-	/**
-	 * Retrieve the result map as an array.
-	 * @param TResultMap result mapping details.
-	 * @param array a result set row retrieved from the database
-	 * @param object the result object
-	 * @return array array list of result objects.
-	 */
-	protected function fillArrayResultMap($resultMap, $row, $resultObject)
-	{
-		$result = array();
-		foreach($resultMap->getColumns() as $column)
-		{
-			if(is_null($column->getType()) 
-				&& !is_null($resultObject) && !is_object($resultObject))
-			$column->setType(gettype($resultObject));
-			$result[$column->getProperty()] = $column->getDatabaseValue($row);
-		}
-		return $result;
-	}
-
-	/**
-	 * Converts the first array value to scalar value of given type.
-	 * @param array list of results
-	 * @param string scalar type.
-	 * @return mixed scalar value.
-	 */
-	protected function getScalarResult($result, $type)
-	{
-		$scalar = array_shift($result);
-		settype($scalar, $type);
-		return $scalar;
-	}
-
-	/**
-	 * Set a property of the result object with appropriate value.
-	 * @param TResultMap result mapping details.
-	 * @param TResultProperty the result property to fill.
-	 * @param array a result set row retrieved from the database
-	 * @param object the result object
-	 */
-	protected function setObjectProperty($resultMap, $property, $row, &$resultObject)
-	{
-		$select = $property->getSelect();
-		$key = $property->getProperty();
-		$nested = $property->getNestedResultMap();
-		if($key === '')
-		{
-			$resultObject = $property->getDatabaseValue($row);	
-		}
-		else if(strlen($select) == 0 && is_null($nested))
-		{
-			$value = $property->getDatabaseValue($row);
-			
-			$this->_IsRowDataFound = $this->_IsRowDataFound || ($value != null);
-			if(is_array($resultObject) || is_object($resultObject))
-				TPropertyAccess::set($resultObject, $key, $value);
-			else
-				$resultObject = $value;
-		}
-		else if(!is_null($nested))
-		{
-			if($property->isListType($resultObject) || $property->isArrayType($resultObject))
-			{
-				if(strlen($resultMap->getGroupBy()) <= 0)
-					throw new TSqlMapExecutionException(
-						'sqlmap_non_groupby_array_list_type', $resultMap->getID(),
-						get_class($resultObject), $key);
-			}
-			else
-			{
-				$obj = $nested->createInstanceOfResult();
-				if($this->fillPropertyWithResultMap($nested, $row, $obj) == false)
-					$obj = null;
-				TPropertyAccess::set($resultObject, $key, $obj);
-			}
-		}
-		else //'select' ResultProperty
-		{
-			$this->enquequePostSelect($select, $resultMap, $property, $row, $resultObject);
-		}
-	}
-
-	/**
-	 * Add nested result property to post select queue.
-	 * @param string post select statement ID
-	 * @param TResultMap current result mapping details.
-	 * @param TResultProperty current result property.
-	 * @param array a result set row retrieved from the database
-	 * @param object the result object
-	 */
-	protected function enquequePostSelect($select, $resultMap, $property, $row, $resultObject)
-	{
-		$statement = $this->_sqlMap->getMappedStatement($select);
-		$key = $this->getPostSelectKeys($resultMap, $property, $row);
-		$postSelect = new TPostSelectBinding;
-		$postSelect->setStatement($statement);
-		$postSelect->setResultObject($resultObject);
-		$postSelect->setResultProperty($property);
-		$postSelect->setKeys($key);
-
-		if($property->isListType($resultObject))
-		{
-			$values = null;
-			if($property->getLazyLoad())
-			{
-				$values = TLazyLoadList::newInstance($statement, $key,
-								$resultObject, $property->getProperty());
-				TPropertyAccess::set($resultObject, $property->getProperty(), $values);
-			}
-			else
-				$postSelect->setMethod(self::QUERY_FOR_LIST);
-		}
-		else if($property->isArrayType($resultObject))
-			$postSelect->setMethod(self::QUERY_FOR_ARRAY);
-		else
-			$postSelect->setMethod(self::QUERY_FOR_OBJECT);
-
-		if(!$property->getLazyLoad())
-			array_push($this->_selectQueque, $postSelect);
-	}
-
-	/**
-	 * Finds in the post select property the SQL statement primary selection keys.
-	 * @param TResultMap result mapping details
-	 * @param TResultProperty result property
-	 * @param array current row data.
-	 * @return array list of primary key values.
-	 */
-	protected function getPostSelectKeys($resultMap, $property,$row)
-	{
-		$value = $property->getColumn();
-		if(is_int(strpos($value.',',0)) || is_int(strpos($value, '=',0)))
-		{
-			$keys = array();
-			foreach(explode(',', $value) as $entry)
-			{
-				$pair =explode('=',$entry);
-				$keys[trim($pair[0])] = $row[trim($pair[1])];
-			}
-			return $keys;
-		}
-		else
-		{
-			return $property->getOrdinalValue($row);
-		}
-	}
-
-	/**
-	 * Fills the property with result mapping results.
-	 * @param TResultMap nested result mapping details.
-	 * @param array a result set row retrieved from the database
-	 * @param object the result object
-	 * @return boolean true if the data was found, false otherwise.
-	 */
-	protected function fillPropertyWithResultMap($resultMap, $row, &$resultObject)
-	{
-		$dataFound = false;
-		foreach($resultMap->getColumns() as $property)
-		{
-			$this->_IsRowDataFound = false;		
-			$this->setObjectProperty($resultMap, $property, $row, $resultObject);
-			$dataFound = $dataFound || $this->_IsRowDataFound;
-		}
-		$this->_IsRowDataFound = $dataFound;
-		return $dataFound;
-	}
-}
-
-class TPostSelectBinding
-{
-	private $_statement=null;
-	private $_property=null;
-	private $_resultObject=null;
-	private $_keys=null;
-	private $_method=TMappedStatement::QUERY_FOR_LIST;
-
-	public function getStatement(){ return $this->_statement; }
-	public function setStatement($value){ $this->_statement = $value; }
-
-	public function getResultProperty(){ return $this->_property; }
-	public function setResultProperty($value){ $this->_property = $value; }
-
-	public function getResultObject(){ return $this->_resultObject; }
-	public function setResultObject($value){ $this->_resultObject = $value; }
-
-	public function getKeys(){ return $this->_keys; }
-	public function setKeys($value){ $this->_keys = $value; }
-
-	public function getMethod(){ return $this->_method; }
-	public function setMethod($value){ $this->_method = $value; }
-}
-
-/**
- * TSQLMapObjectCollectionTree class.
- * 
- * Maps object collection graphs as trees. Nodes in the collection can
- * be {@link add} using parent relationships. The object collections can be
- * build using the {@link collect} method.
- *
- * @author Wei Zhuo <weizhuo[at]gmail[dot]com>
- * @version $Id$
- * @package System.DataAccess.SQLMap.Statements
- * @since 3.1
- */
-class TSQLMapObjectCollectionTree
-{
-	/**
-	 * @var array object graph as tree
-	 */
-	private $_tree = array();
-	/**
-	 * @var array tree node values
-	 */
-	private $_entries = array();
-	/**
-	 * @var array resulting object collection
-	 */
-	private $_list = array();
-	
-	/**
-	 * @return boolean true if the graph is empty
-	 */
-	public function isEmpty()
-	{
-		return count($this->_entries) == 0;
-	}
-	
-	/**
-	 * Add a new node to the object tree graph.
-	 * @param string parent node id
-	 * @param string new node id
-	 * @param mixed node value
-	 */
-	public function add($parent, $node, $object='')
-	{
-		if(isset($this->_entries[$parent]) && !is_null($this->_entries[$parent])  
-			&& isset($this->_entries[$node]) && !is_null($this->_entries[$node]))
-		{
-			$this->_entries[$node] = $object;
-			return;
-		}
-		$this->_entries[$node] = $object;
-		if(empty($parent))
-		{
-			if(isset($this->_entries[$node]))
-				return;
-			$this->_tree[$node] = array();
-		}
-		$found = $this->addNode($this->_tree, $parent, $node);
-		if(!$found && !empty($parent))
-		{
-			$this->_tree[$parent] = array();
-			if(!isset($this->_entries[$parent]) || $object !== '')
-				$this->_entries[$parent] = $object;
-			$this->addNode($this->_tree, $parent, $node);
-		}
-	}
-	
-	/**
-	 * Find the parent node and add the new node as its child.
-	 * @param array list of nodes to check
-	 * @param string parent node id
-	 * @param string new node id
-	 * @return boolean true if parent node is found.
-	 */
-	protected function addNode(&$childs, $parent, $node)
-	{
-		$found = false;
-		reset($childs);
-		for($i = 0, $k = count($childs); $i < $k; $i++)
-		{
-			$key = key($childs);
-			next($childs);
-			if($key == $parent)
-			{
-				$found = true;
-				$childs[$key][$node] = array();
-			}
-			else
-			{
-				$found = $found || $this->addNode($childs[$key], $parent, $node);
-			}
-		}
-		return $found;
-	}
-	
-	/**
-	 * @return array object collection
-	 */
-	public function collect()
-	{
-		while(count($this->_tree) > 0)
-			$this->collectChildren(null, $this->_tree);
-		return $this->getCollection();
-	}
-	
-	/**
-	 * @param array list of nodes to check
-	 * @return boolean true if all nodes are leaf nodes, false otherwise
-	 */
-	protected function hasChildren(&$nodes)
-	{
-		$hasChildren = false;
-		foreach($nodes as $node)
-			if(count($node) != 0)
-				return true;
-		return $hasChildren;		
-	}
-	
-	/**
-	 * Visit all the child nodes and collect them by removing.
-	 * @param string parent node id
-	 * @param array list of child nodes.
-	 */
-	protected function collectChildren($parent, &$nodes)
-	{
-		$noChildren = !$this->hasChildren($nodes);		
-		$childs = array();
-		for(reset($nodes); $key = key($nodes);)
-		{
-			next($nodes);
-			if($noChildren)
-			{
-				$childs[] = $key;
-				unset($nodes[$key]);
-			}
-			else
-				$this->collectChildren($key, $nodes[$key]);
-		}
-		if(count($childs) > 0)
-			$this->onChildNodesVisited($parent, $childs);
-	}
-	
-	/**
-	 * Set the object properties for all the child nodes visited.
-	 * @param string parent node id
-	 * @param array list of child nodes visited.
-	 */
-	protected function onChildNodesVisited($parent, $nodes)
-	{
-		if(empty($parent) || empty($this->_entries[$parent]))
-			return;
-	
-		$parentObject = $this->_entries[$parent]['object'];
-		$property = $this->_entries[$nodes[0]]['property'];		
-		
-		$list = TPropertyAccess::get($parentObject, $property);
-	
-		foreach($nodes as $node)
-		{
-			if($list instanceof TList)
-				$parentObject->{$property}[] = $this->_entries[$node]['object'];
-			else if(is_array($list))
-				$list[] = $this->_entries[$node]['object'];
-			else
-				throw TSqlMapExecutionException(
-					'sqlmap_property_must_be_list');
-		}
-		
-		if(is_array($list))
-			TPropertyAccess::set($parentObject, $property, $list);
-	
-		if($this->_entries[$parent]['property'] === null)
-			$this->_list[] = $parentObject;
-	}
-	
-	/**
-	 * @return array object collection.
-	 */
-	protected function getCollection()
-	{
-		return $this->_list;
-	}
-}
-
-class TResultSetListItemParameter extends TComponent
-{
-	private $_resultObject;
-	private $_parameterObject;
-	private $_list;
-
-	public function __construct($result, $parameter, &$list)
-	{
-		$this->_resultObject = $result;
-		$this->_parameterObject = $parameter;
-		$this->_list = &$list;
-	}
-
-	public function getResult()
-	{
-		return $this->_resultObject;
-	}
-
-	public function getParameter()
-	{
-		return $this->_parameterObject;
-	}
-
-	public function &getList()
-	{
-		return $this->_list;
-	}
-}
-
-class TResultSetMapItemParameter extends TComponent
-{
-	private $_key;
-	private $_value;
-	private $_parameterObject;
-	private $_map;
-
-	public function __construct($key, $value, $parameter, &$map)
-	{
-		$this->_key = $key;
-		$this->_value = $value;
-		$this->_parameterObject = $parameter;
-		$this->_map = &$map;
-	}
-
-	public function getKey()
-	{
-		return $this->_key;
-	}
-	
-	public function getValue()
-	{
-		return $this->_value;
-	}
-
-	public function getParameter()
-	{
-		return $this->_parameterObject;
-	}
-
-	public function &getMap()
-	{
-		return $this->_map;
-	}
-}
-
-?>
-\ No newline at end of file