--- /dev/null
+<?php
+/*
+ * $Id$
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * This software consists of voluntary contributions made by many individuals
+ * and is licensed under the MIT license. For more information, see
+ * <http://www.doctrine-project.org>.
+ */
+
+namespace Doctrine\DBAL\Schema;
+
+/**
+ * Represent the change of a column
+ *
+ *
+ * @link www.doctrine-project.org
+ * @since 2.0
+ * @version $Revision$
+ * @author Benjamin Eberlei <kontakt@beberlei.de>
+ */
+class ColumnDiff
+{
+ public $oldColumnName;
+
+ /**
+ * @var Column
+ */
+ public $column;
+
+ /**
+ * @var array
+ */
+ public $changedProperties = array();
+
+ public function __construct($oldColumnName, Column $column, array $changedProperties = array())
+ {
+ $this->oldColumnName = $oldColumnName;
+ $this->column = $column;
+ $this->changedProperties = $changedProperties;
+ }
+
+ public function hasChanged($propertyName)
+ {
+ return in_array($propertyName, $this->changedProperties);
+ }
+}