utilities for db unit test

utils/test/com/cloud/utils/db/DbTestUtils.java

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+/**
+ *  Copyright (C) 2010 Cloud.com, Inc.  All rights reserved.
+ * 
+ * This software is licensed under the GNU General Public License v3 or later.
+ * 
+ * It is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+package com.cloud.utils.db;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileReader;
+import java.io.IOException;
+import java.sql.Connection;
+import java.sql.SQLException;
+
+import com.cloud.utils.PropertiesUtil;
+
+public class DbTestUtils {
+    
+    public static void executeScript(String file, boolean autoCommit, boolean stopOnError) {
+        File cleanScript = PropertiesUtil.findConfigFile(file);
+        if (cleanScript == null) {
+            throw new RuntimeException("Unable to clean the database because I can't find " + file);
+        }
+        
+        Connection conn = Transaction.getStandaloneConnection();
+        
+        ScriptRunner runner = new ScriptRunner(conn, autoCommit, stopOnError);
+        FileReader reader;
+        try {
+            reader = new FileReader(cleanScript);
+        } catch (FileNotFoundException e) {
+            throw new RuntimeException("Unable to read " + file, e);
+        } 
+        try {
+            runner.runScript(reader);
+        } catch (IOException e) {
+            throw new RuntimeException("Unable to read " + file, e);
+        } catch (SQLException e) {
+            throw new RuntimeException("Unable to execute " + file, e);
+        }
+        
+        try {
+            conn.close();
+        } catch (SQLException e) {
+            throw new RuntimeException("Unable to close DB connection", e);
+        }
+    }
+
+}