-/*******************************************************************************\r
- * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
- * in Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.db;\r
-\r
-import java.util.Collection;\r
-import java.util.List;\r
-\r
-import org.simantics.db.exception.DatabaseException;\r
-import org.simantics.db.exception.NoHistoryException;\r
-import org.simantics.db.service.UndoRedoSupport;\r
-\r
-public interface UndoContext {\r
- /**\r
- * Called when operation has been committed successfully.\r
- * \r
- * @param operation\r
- */\r
- void commitOk(Operation operation) throws DatabaseException;\r
- /**\r
- * \r
- * @return the last successfully committed operation.\r
- */\r
- Operation getLast() throws DatabaseException;\r
-\r
- /**\r
- * \r
- * @return the operation list.\r
- */\r
- Collection<Operation> getAll() throws DatabaseException;\r
- \r
- /**\r
- * \r
- * @return the redo operation list.\r
- */\r
- Collection<Operation> getRedoList() throws DatabaseException ;\r
-\r
- /**\r
- * Revert the effects of last successfully committed operation in this context.\r
- * \r
- * @param support\r
- * @return Number of change sets reverted. Zero if operation is not supported.\r
- * @throws NoHistoryException if there is no undo history left in this context\r
- * @throws DatabaseException\r
- */\r
- List<Operation> undo(UndoRedoSupport support, int count) throws NoHistoryException, DatabaseException;\r
- /**\r
- * Revert the effects of last successfully committed undo operation in this context.\r
- * \r
- * @param support\r
- * @throws NoHistoryException if there is no redo history left in this context\r
- * @throws DatabaseException\r
- */\r
- List<Operation> redo(UndoRedoSupport support, int count) throws NoHistoryException, DatabaseException;\r
-\r
- /**\r
- * Remove all undo information. \r
- */\r
- void clear();\r
-}\r
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.db;
+
+import java.util.Collection;
+import java.util.List;
+
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.exception.NoHistoryException;
+import org.simantics.db.service.UndoRedoSupport;
+
+public interface UndoContext {
+ /**
+ * Called when operation has been committed successfully.
+ *
+ * @param operation
+ */
+ void commitOk(Operation operation) throws DatabaseException;
+ /**
+ *
+ * @return the last successfully committed operation.
+ */
+ Operation getLast() throws DatabaseException;
+
+ /**
+ *
+ * @return the operation list.
+ */
+ Collection<Operation> getAll() throws DatabaseException;
+
+ /**
+ *
+ * @return the redo operation list.
+ */
+ Collection<Operation> getRedoList() throws DatabaseException ;
+
+ /**
+ * Revert the effects of last successfully committed operation in this context.
+ *
+ * @param support
+ * @return Number of change sets reverted. Zero if operation is not supported.
+ * @throws NoHistoryException if there is no undo history left in this context
+ * @throws DatabaseException
+ */
+ List<Operation> undo(UndoRedoSupport support, int count) throws NoHistoryException, DatabaseException;
+ /**
+ * Revert the effects of last successfully committed undo operation in this context.
+ *
+ * @param support
+ * @throws NoHistoryException if there is no redo history left in this context
+ * @throws DatabaseException
+ */
+ List<Operation> redo(UndoRedoSupport support, int count) throws NoHistoryException, DatabaseException;
+
+ /**
+ * Remove all undo information.
+ */
+ void clear();
+}