org.dalesbred.connection.DriverManagerConnectionProvider Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of dalesbred Show documentation

Dalesbred - a database access library

There is a newer version: 1.3.6

/*
 * Copyright (c) 2015 Evident Solutions Oy
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package org.dalesbred.connection;

import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

/**
 *  {@link ConnectionProvider} that works opens connections from {@link DriverManager}
 *  and closes them when releasing.
 */
public final class DriverManagerConnectionProvider implements ConnectionProvider {

    @NotNull
    private final String url;

    @Nullable
    private final String user;

    @Nullable
    private final String password;

    public DriverManagerConnectionProvider(@NotNull String url, @Nullable String user, @Nullable String password) {
        this.url = url;
        this.user = user;
        this.password = password;
    }

    @NotNull
    @Override
    public Connection getConnection() throws SQLException {
        return DriverManager.getConnection(url, user, password);
    }

    @Override
    public void releaseConnection(@NotNull Connection connection) throws SQLException {
        connection.close();
    }
}