replace is_null() function calls with native native language constuct

11 files changed, 69 insertions, 69 deletions

diff --git a/framework/Data/SqlMap/Configuration/TParameterMap.php b/framework/Data/SqlMap/Configuration/TParameterMap.php
index f4fbbe1c..4b5ee144 100644
--- a/framework/Data/SqlMap/Configuration/TParameterMap.php
+++ b/framework/Data/SqlMap/Configuration/TParameterMap.php
@@ -4,7 +4,7 @@
  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data.SqlMap.Configuration

@@ -140,12 +140,12 @@ class TParameterMap extends TComponent
 	{

 		$value = $this->getObjectValue($parameterValue,$property);

 

-		if(!is_null($handler=$this->createTypeHandler($property, $registry)))

+		if(($handler=$this->createTypeHandler($property, $registry))!==null)

 			$value = $handler->getParameter($value);

 

 		$value = $this->nullifyDefaultValue($property,$value);

 

-		if(!is_null($type = $property->getType()))

+		if(($type = $property->getType())!==null)

 			$value = $registry->convertToType($type, $value);

 

 		return $value;

@@ -197,7 +197,7 @@ class TParameterMap extends TComponent
 	 */

 	protected function nullifyDefaultValue($property,$value)

 	{

-		if(!is_null($nullValue = $property->getNullValue()))

+		if(($nullValue = $property->getNullValue())!==null)

 		{

 			if($nullValue === $value)

 				$value = null;

diff --git a/framework/Data/SqlMap/Configuration/TResultMap.php b/framework/Data/SqlMap/Configuration/TResultMap.php
index d59d9522..e85dc1aa 100644
--- a/framework/Data/SqlMap/Configuration/TResultMap.php
+++ b/framework/Data/SqlMap/Configuration/TResultMap.php
@@ -4,7 +4,7 @@
  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data.SqlMap.Configuration

@@ -162,7 +162,7 @@ class TResultMap extends TComponent
 		$handler = $registry->getTypeHandler($this->getClass());

 		try

 		{

-			if(!is_null($handler))

+			if($handler!==null)

 				return $handler->createNewInstance();

 			else

 				return $registry->createInstanceOf($this->getClass());

@@ -184,12 +184,12 @@ class TResultMap extends TComponent
 	public function resolveSubMap($registry,$row)

 	{

 		$subMap = $this;

-		if(!is_null($disc = $this->getDiscriminator()))

+		if(($disc = $this->getDiscriminator())!==null)

 		{

 			$value = $disc->getMapping()->getPropertyValue($registry,$row);

 			$subMap = $disc->getSubMap((string)$value);

 

-			if(is_null($subMap))

+			if($subMap===null)

 				$subMap = $this;

 			else if($subMap !== $this)

 				$subMap = $subMap->resolveSubMap($registry,$row);

diff --git a/framework/Data/SqlMap/Configuration/TResultProperty.php b/framework/Data/SqlMap/Configuration/TResultProperty.php
index 8e20d5e4..7316ef0b 100644
--- a/framework/Data/SqlMap/Configuration/TResultProperty.php
+++ b/framework/Data/SqlMap/Configuration/TResultProperty.php
@@ -4,7 +4,7 @@
  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data.SqlMap.Configuration

@@ -242,7 +242,7 @@ class TResultProperty extends TComponent
 			$value = $this->getTypedValue($registry,$row[$index]);

 		else if(isset($row[$name]))

 			$value = $this->getTypedValue($registry,$row[$name]);

-		if(is_null($value) && !is_null($this->getNullValue()))

+		if(($value===null) && ($this->getNullValue()!==null))

 			$value = $this->getTypedValue($registry,$this->getNullValue());

 		return $value;

 	}

@@ -302,7 +302,7 @@ class TResultProperty extends TComponent
 	 */

 	public function instanceOfListType($target)

 	{

-		if(is_null($this->getType()))

+		if($this->getType()===null)

 			return  TPropertyAccess::get($target,$this->getProperty()) instanceof TList;

 		return $this->getPropertyValueType() == self::LIST_TYPE;

 	}

@@ -315,7 +315,7 @@ class TResultProperty extends TComponent
 	 */

 	public function instanceOfArrayType($target)

 	{

-		if(is_null($this->getType()))

+		if($this->getType()===null)

 		{

 			$prop = TPropertyAccess::get($target,$this->getProperty());

 			if(is_object($prop))

diff --git a/framework/Data/SqlMap/Configuration/TSqlMapCacheModel.php b/framework/Data/SqlMap/Configuration/TSqlMapCacheModel.php
index d7984dc4..5d19a3a3 100644
--- a/framework/Data/SqlMap/Configuration/TSqlMapCacheModel.php
+++ b/framework/Data/SqlMap/Configuration/TSqlMapCacheModel.php
@@ -4,7 +4,7 @@
  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data.SqlMap.Configuration

@@ -79,7 +79,7 @@ class TSqlMapCacheModel extends TComponent
 	 */

 	public function initialize($cache=null)

 	{

-		if(is_null($cache))

+		if($cache===null)

 			$this->_cache= Prado::createComponent($this->getImplementationClass());

 		else

 			$this->_cache=$cache;

@@ -127,7 +127,7 @@ class TSqlMapCacheModel extends TComponent
 		//if flush ?

 		$value = $this->_cache->get($key);

 		$this->_requests++;

-		if(!is_null($value))

+		if($value!==null)

 			$this->_hits++;

 		return $value;

 	}

@@ -141,7 +141,7 @@ class TSqlMapCacheModel extends TComponent
 		if($key instanceof TSqlMapCacheKey)

 			$key = $key->getHash();

 

-		if(!is_null($value))

+		if($value!==null)

 			$this->_cache->set($key, $value);

 	}

 

diff --git a/framework/Data/SqlMap/Configuration/TSqlMapStatement.php b/framework/Data/SqlMap/Configuration/TSqlMapStatement.php
index 3afcc75f..7e1783a3 100644
--- a/framework/Data/SqlMap/Configuration/TSqlMapStatement.php
+++ b/framework/Data/SqlMap/Configuration/TSqlMapStatement.php
@@ -5,7 +5,7 @@
  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data.SqlMap.Configuration

@@ -275,7 +275,7 @@ class TSqlMapStatement extends TComponent
 	protected function createInstanceOf($registry,$type,$row=null)

 	{

 		$handler = $registry->getTypeHandler($type);

-		if(!is_null($handler))

+		if($handler!==null)

 			return $handler->createNewInstance($row);

 		else

 			return $registry->createInstanceOf($type);

diff --git a/framework/Data/SqlMap/Configuration/TSqlMapXmlConfiguration.php b/framework/Data/SqlMap/Configuration/TSqlMapXmlConfiguration.php
index f2d13966..ba8c3d0c 100644
--- a/framework/Data/SqlMap/Configuration/TSqlMapXmlConfiguration.php
+++ b/framework/Data/SqlMap/Configuration/TSqlMapXmlConfiguration.php
@@ -4,14 +4,14 @@
  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data.SqlMap.Configuration

  */

 

 Prado::using('System.Data.SqlMap.Configuration.TSqlMapStatement');

-
+

 /**

  * TSqlMapXmlConfig class file.

  *

@@ -255,7 +255,7 @@ class TSqlMapXmlConfiguration extends TSqlMapXmlConfigBuilder
 								$resultMap, $this->_configFile, $entry->getID());

 				}

 			}

-			if(!is_null($entry->getDiscriminator()))

+			if($entry->getDiscriminator()!==null)

 				$entry->getDiscriminator()->initialize($this->_manager);

 		}

 	}

@@ -309,16 +309,16 @@ class TSqlMapXmlMappingConfiguration extends TSqlMapXmlConfigBuilder
 

 	private $_FlushOnExecuteStatements=array();

 

-	/**
-	 * Regular expressions for escaping simple/inline parameter symbols
-	 */
-	const SIMPLE_MARK='$';
-	const INLINE_SYMBOL='#';
-	const ESCAPED_SIMPLE_MARK_REGEXP='/\$\$/';
-	const ESCAPED_INLINE_SYMBOL_REGEXP='/\#\#/';
-	const SIMPLE_PLACEHOLDER='`!!`';
-	const INLINE_PLACEHOLDER='`!!!`';
-
+	/**

+	 * Regular expressions for escaping simple/inline parameter symbols

+	 */

+	const SIMPLE_MARK='$';

+	const INLINE_SYMBOL='#';

+	const ESCAPED_SIMPLE_MARK_REGEXP='/\$\$/';

+	const ESCAPED_INLINE_SYMBOL_REGEXP='/\#\#/';

+	const SIMPLE_PLACEHOLDER='`!!`';

+	const INLINE_PLACEHOLDER='`!!!`';

+

 	/**

 	 * @param TSqlMapXmlConfiguration parent xml configuration.

 	 */

@@ -434,7 +434,7 @@ class TSqlMapXmlMappingConfiguration extends TSqlMapXmlConfigBuilder
 

 		foreach($node->xpath('subMap') as $subMapNode)

 		{

-			if(is_null($discriminator))

+			if($discriminator===null)

 				throw new TSqlMapConfigurationException(

 					'sqlmap_undefined_discriminator', $node, $this->_configFile,$subMapNode);

 			$subMap = new TSubMap;

@@ -442,7 +442,7 @@ class TSqlMapXmlMappingConfiguration extends TSqlMapXmlConfigBuilder
 			$discriminator->addSubMap($subMap);

 		}

 

-		if(!is_null($discriminator))

+		if($discriminator!==null)

 			$resultMap->setDiscriminator($discriminator);

 

 		return $resultMap;

@@ -542,7 +542,7 @@ class TSqlMapXmlMappingConfiguration extends TSqlMapXmlConfigBuilder
 		$scope['file'] = $this->_configFile;

 		$scope['node'] = $node;

 

-		$sqlStatement=preg_replace(self::ESCAPED_INLINE_SYMBOL_REGEXP,self::INLINE_PLACEHOLDER,$sqlStatement);
+		$sqlStatement=preg_replace(self::ESCAPED_INLINE_SYMBOL_REGEXP,self::INLINE_PLACEHOLDER,$sqlStatement);

 		if($statement->parameterMap() === null)

 		{

 			// Build a Parametermap with the inline parameters.

@@ -559,7 +559,7 @@ class TSqlMapXmlMappingConfiguration extends TSqlMapXmlConfigBuilder
 			}

 			$sqlStatement = $sqlText['sql'];

 		}

-		$sqlStatement=preg_replace('/'.self::INLINE_PLACEHOLDER.'/',self::INLINE_SYMBOL,$sqlStatement);
+		$sqlStatement=preg_replace('/'.self::INLINE_PLACEHOLDER.'/',self::INLINE_SYMBOL,$sqlStatement);

 

 		$this->prepareSql($statement, $sqlStatement, $node);

 	}

@@ -574,7 +574,7 @@ class TSqlMapXmlMappingConfiguration extends TSqlMapXmlConfigBuilder
 	protected function prepareSql($statement,$sqlStatement, $node)

 	{

 		$simpleDynamic = new TSimpleDynamicParser;

-		$sqlStatement=preg_replace(self::ESCAPED_SIMPLE_MARK_REGEXP,self::SIMPLE_PLACEHOLDER,$sqlStatement);
+		$sqlStatement=preg_replace(self::ESCAPED_SIMPLE_MARK_REGEXP,self::SIMPLE_PLACEHOLDER,$sqlStatement);

 		$dynamics = $simpleDynamic->parse($sqlStatement);

 		if(count($dynamics['parameters']) > 0)

 		{

@@ -583,7 +583,7 @@ class TSqlMapXmlMappingConfiguration extends TSqlMapXmlConfigBuilder
 		}

 		else

 			$sql = new TStaticSql();

-		$sqlStatement=preg_replace('/'.self::SIMPLE_PLACEHOLDER.'/',self::SIMPLE_MARK,$sqlStatement);
+		$sqlStatement=preg_replace('/'.self::SIMPLE_PLACEHOLDER.'/',self::SIMPLE_MARK,$sqlStatement);

 		$sql->buildPreparedStatement($statement, $sqlStatement);

 		$statement->setSqlText($sql);

 	}

@@ -737,4 +737,4 @@ class TSqlMapXmlMappingConfiguration extends TSqlMapXmlConfigBuilder
 		}

 	}

 }

-
+

diff --git a/framework/Data/SqlMap/DataMapper/TSqlMapPagedList.php b/framework/Data/SqlMap/DataMapper/TSqlMapPagedList.php
index 86171c1e..68b0c638 100644
--- a/framework/Data/SqlMap/DataMapper/TSqlMapPagedList.php
+++ b/framework/Data/SqlMap/DataMapper/TSqlMapPagedList.php
@@ -4,7 +4,7 @@
  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data.SqlMap

@@ -178,7 +178,7 @@ class TSqlMapPagedList extends TPagedList
 	 */

 	public function getIsNextPageAvailable()

 	{

-		return !is_null($this->_nextPageList);

+		return $this->_nextPageList!==null;

 	}

 

 	/**

@@ -186,7 +186,7 @@ class TSqlMapPagedList extends TPagedList
 	 */

 	public function getIsPreviousPageAvailable()

 	{

-		return !is_null($this->_prevPageList);

+		return $this->_prevPageList!==null;

 	}

 

 	/**

@@ -194,7 +194,7 @@ class TSqlMapPagedList extends TPagedList
 	 */

 	public function getIsLastPage()

 	{

-		return is_null($this->_nextPageList) || $this->_nextPageList->getCount() < 1;

+		return ($this->_nextPageList===null) || $this->_nextPageList->getCount() < 1;

 	}

 

 	/**

diff --git a/framework/Data/SqlMap/Statements/TCachingStatement.php b/framework/Data/SqlMap/Statements/TCachingStatement.php
index c8a748c1..fcaeb974 100644
--- a/framework/Data/SqlMap/Statements/TCachingStatement.php
+++ b/framework/Data/SqlMap/Statements/TCachingStatement.php
@@ -4,7 +4,7 @@
  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data.SqlMap.Statements

@@ -47,7 +47,7 @@ class TCachingStatement implements IMappedStatement
 		$sql = $this->createCommand($connection, $parameter, $skip, $max);

 		$key = $this->getCacheKey(array(clone($sql), $keyProperty, $valueProperty,$skip, $max));

 		$map = $this->getStatement()->getCache()->get($key);

-		if(is_null($map))

+		if($map===null)

 		{

 			$map = $this->_mappedStatement->runQueryForMap(

 				$connection, $parameter, $sql, $keyProperty, $valueProperty,  $delegate);

@@ -71,7 +71,7 @@ class TCachingStatement implements IMappedStatement
 		$sql = $this->createCommand($connection, $parameter, $skip, $max);

 		$key = $this->getCacheKey(array(clone($sql), $parameter, $skip, $max));

 		$list = $this->getStatement()->getCache()->get($key);

-		if(is_null($list))

+		if($list===null)

 		{

 			$list = $this->_mappedStatement->runQueryForList(

 				$connection, $parameter, $sql, $result, $delegate);

@@ -85,7 +85,7 @@ class TCachingStatement implements IMappedStatement
 		$sql = $this->createCommand($connection, $parameter);

 		$key = $this->getCacheKey(array(clone($sql), $parameter));

 		$object = $this->getStatement()->getCache()->get($key);

-		if(is_null($object))

+		if($object===null)

 		{

 			$object = $this->_mappedStatement->runQueryForObject($connection, $sql, $result);

 			$this->getStatement()->getCache()->set($key, $object);

diff --git a/framework/Data/SqlMap/Statements/TMappedStatement.php b/framework/Data/SqlMap/Statements/TMappedStatement.php
index 6a9130fe..6b11b107 100644
--- a/framework/Data/SqlMap/Statements/TMappedStatement.php
+++ b/framework/Data/SqlMap/Statements/TMappedStatement.php
@@ -231,7 +231,7 @@ class TMappedStatement extends TComponent implements IMappedStatement
 		$connection->setActive(true);

 		$reader = $sql->query();

 		//$reader = $this->executeSQLQueryLimit($connection, $sql, $max, $skip);

-		if(!is_null($delegate))

+		if($delegate!==null)

 		{

 			foreach($reader as $row)

 			{

@@ -304,14 +304,14 @@ class TMappedStatement extends TComponent implements IMappedStatement
 		//$recordSet = $this->executeSQLQuery($connection, $sql);

 		$connection->setActive(true);

 		$reader = $command->query();

-		if(!is_null($delegate))

+		if($delegate!==null)

 		{

 			//while($row = $recordSet->fetchRow())

 			foreach($reader as $row)

 			{

 				$obj = $this->applyResultMap($row);

 				$key = TPropertyAccess::get($obj, $keyProperty);

-				$value = is_null($valueProperty) ? $obj :

+				$value = ($valueProperty===null) ? $obj :

 							TPropertyAccess::get($obj, $valueProperty);

 				$param = new TResultSetMapItemParameter($key, $value, $parameter, $map);

 				$this->raiseRowDelegate($delegate, $param);

@@ -324,7 +324,7 @@ class TMappedStatement extends TComponent implements IMappedStatement
 			{

 				$obj = $this->applyResultMap($row);

 				$key = TPropertyAccess::get($obj, $keyProperty);

-				$map[$key] = is_null($valueProperty) ? $obj :

+				$map[$key] = ($valueProperty===null) ? $obj :

 								TPropertyAccess::get($obj, $valueProperty);

 			}

 		}

@@ -426,7 +426,7 @@ class TMappedStatement extends TComponent implements IMappedStatement
 //		var_dump($command,$parameter);

 		$result = $command->execute();

 

-		if(is_null($generatedKey))

+		if($generatedKey===null)

 			$generatedKey = $this->getPostGeneratedSelectKey($connection, $parameter);

 

 		$this->executePostSelect($connection);

@@ -445,7 +445,7 @@ class TMappedStatement extends TComponent implements IMappedStatement
 		if($this->_statement instanceof TSqlMapInsert)

 		{

 			$selectKey = $this->_statement->getSelectKey();

-			if(!is_null($selectKey) && !$selectKey->getIsAfter())

+			if(($selectKey!==null) && !$selectKey->getIsAfter())

 				return $this->executeSelectKey($connection, $parameter, $selectKey);

 		}

 	}

@@ -461,7 +461,7 @@ class TMappedStatement extends TComponent implements IMappedStatement
 		if($this->_statement instanceof TSqlMapInsert)

 		{

 			$selectKey = $this->_statement->getSelectKey();

-			if(!is_null($selectKey) && $selectKey->getIsAfter())

+			if(($selectKey!==null) && $selectKey->getIsAfter())

 				return $this->executeSelectKey($connection, $parameter, $selectKey);

 		}

 	}

@@ -575,7 +575,7 @@ class TMappedStatement extends TComponent implements IMappedStatement
 	 */

 	protected function fillResultClass($resultClass, $row, $resultObject)

 	{

-		if(is_null($resultObject))

+		if($resultObject===null)

 		{

 			$registry = $this->getManager()->getTypeHandlers();

 			$resultObject = $this->_statement->createInstanceOfResultClass($registry,$row);

@@ -643,7 +643,7 @@ class TMappedStatement extends TComponent implements IMappedStatement
 		$registry = $this->getManager()->getTypeHandlers();

 		$resultMap = $resultMap->resolveSubMap($registry,$row);

 

-		if(is_null($resultObject))

+		if($resultObject===null)

 			$resultObject = $resultMap->createInstanceOfResult($registry);

 

 		if(is_object($resultObject))

@@ -734,10 +734,10 @@ class TMappedStatement extends TComponent implements IMappedStatement
 	 */

 	protected function fillDefaultResultMap($resultMap, $row, $resultObject)

 	{

-		if(is_null($resultObject))

+		if($resultObject===null)

 			$resultObject='';

 

-		if(!is_null($resultMap))

+		if($resultMap!==null)

 			$result = $this->fillArrayResultMap($resultMap, $row, $resultObject);

 		else

 			$result = $row;

@@ -762,8 +762,8 @@ class TMappedStatement extends TComponent implements IMappedStatement
 		$registry=$this->getManager()->getTypeHandlers();

 		foreach($resultMap->getColumns() as $column)

 		{

-			if(is_null($column->getType())

-				&& !is_null($resultObject) && !is_object($resultObject))

+			if(($column->getType()===null)

+				&& ($resultObject!==null) && !is_object($resultObject))

 			$column->setType(gettype($resultObject));

 			$result[$column->getProperty()] = $column->getPropertyValue($registry,$row);

 		}

@@ -800,7 +800,7 @@ class TMappedStatement extends TComponent implements IMappedStatement
 		{

 			$resultObject = $property->getPropertyValue($registry,$row);

 		}

-		else if(strlen($select) == 0 && is_null($nested))

+		else if(strlen($select) == 0 && ($nested===null))

 		{

 			$value = $property->getPropertyValue($registry,$row);

 

@@ -810,7 +810,7 @@ class TMappedStatement extends TComponent implements IMappedStatement
 			else

 				$resultObject = $value;

 		}

-		else if(!is_null($nested))

+		else if($nested!==null)

 		{

 			if($property->instanceOfListType($resultObject) || $property->instanceOfArrayType($resultObject))

 			{

@@ -995,8 +995,8 @@ class TSqlMapObjectCollectionTree
 	 */

 	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]))

+		if(isset($this->_entries[$parent]) && ($this->_entries[$parent]!==null)

+			&& isset($this->_entries[$node]) && ($this->_entries[$node]!==null))

 		{

 			$this->_entries[$node] = $object;

 			return;

diff --git a/framework/Data/SqlMap/Statements/TPreparedStatementFactory.php b/framework/Data/SqlMap/Statements/TPreparedStatementFactory.php
index 44603408..a2a9df03 100644
--- a/framework/Data/SqlMap/Statements/TPreparedStatementFactory.php
+++ b/framework/Data/SqlMap/Statements/TPreparedStatementFactory.php
@@ -4,7 +4,7 @@
  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data.SqlMap.Statements

@@ -35,7 +35,7 @@ class TPreparedStatementFactory
 	{

 		$this->_preparedStatement = new TPreparedStatement();

 		$this->_preparedStatement->setPreparedSql($this->_commandText);

-		if(!is_null($this->_statement->parameterMap()))

+		if($this->_statement->parameterMap()!==null)

 			$this->createParametersForTextCommand();

 		return $this->_preparedStatement;

 	}

diff --git a/framework/Data/TDataSourceConfig.php b/framework/Data/TDataSourceConfig.php
index 9a81ff8c..53a5ef22 100644
--- a/framework/Data/TDataSourceConfig.php
+++ b/framework/Data/TDataSourceConfig.php
@@ -1,10 +1,10 @@
-<?php
+<?php

 /**

  * TDataSourceConfig class file.

  *

  * @author Wei Zhuo <weizhuo[at]gmail[dot]com>

  * @link http://www.pradosoft.com/

- * @copyright Copyright &copy; 2005-2008 PradoSoft
+ * @copyright Copyright &copy; 2005-2008 PradoSoft

  * @license http://www.pradosoft.com/license/

  * @version $Id$

  * @package System.Data

@@ -131,7 +131,7 @@ class TDataSourceConfig extends TModule
 	 */

 	public function setConnectionClass($value)

 	{

-		if(!is_null($this->_conn))

+		if($this->_conn!==null)

 			throw new TConfigurationException('datasource_dbconnection_exists', $value);

 		$this->_connClass=$value;

 	}

@@ -153,4 +153,4 @@ class TDataSourceConfig extends TModule
 			throw new TConfigurationException('datasource_dbconnection_invalid',$id);

 	}

 }

-
+