org.sonar.core.persistence.DdlUtils.java Source code

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Here is the source code for org.sonar.core.persistence.DdlUtils.java

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/*
 * SonarQube, open source software quality management tool.
 * Copyright (C) 2008-2014 SonarSource
 * mailto:contact AT sonarsource DOT com
 *
 * SonarQube is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * SonarQube 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.core.persistence;

import org.apache.commons.io.output.NullWriter;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.jdbc.ScriptRunner;

import java.io.PrintWriter;
import java.sql.Connection;

/**
 * Util class to create Sonar database tables
 *
 * @since 2.12
 */
public final class DdlUtils {

    private DdlUtils() {
    }

    public static boolean supportsDialect(String dialect) {
        return "h2".equals(dialect);
    }

    /**
     * The connection is commited in this method but not closed.
     */
    public static void createSchema(Connection connection, String dialect) {
        executeScript(connection, "org/sonar/core/persistence/schema-" + dialect + ".ddl");
        executeScript(connection, "org/sonar/core/persistence/rows-" + dialect + ".sql");
    }

    public static void executeScript(Connection connection, String path) {
        ScriptRunner scriptRunner = newScriptRunner(connection);
        try {
            scriptRunner.runScript(Resources.getResourceAsReader(path));
            connection.commit();

        } catch (Exception e) {
            throw new IllegalStateException("Fail to restore: " + path, e);
        }
    }

    private static ScriptRunner newScriptRunner(Connection connection) {
        ScriptRunner scriptRunner = new ScriptRunner(connection);
        scriptRunner.setDelimiter(";");
        scriptRunner.setStopOnError(true);
        scriptRunner.setLogWriter(new PrintWriter(new NullWriter()));
        return scriptRunner;
    }
}