Java tutorial
/* This file is part of Subsonic. Subsonic 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 (at your option) any later version. Subsonic 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 Subsonic. If not, see <http://www.gnu.org/licenses/>. Copyright 2009 (C) Sindre Mehus */ package net.sourceforge.subsonic.dao.schema.hsql; import net.sourceforge.subsonic.*; import net.sourceforge.subsonic.dao.schema.Schema; import org.springframework.jdbc.core.*; /** * Used for creating and evolving the database schema. * This class implementes the database schema for Subsonic version 2.8. * * @author Sindre Mehus */ public class Schema28 extends Schema { private static final Logger LOG = Logger.getLogger(Schema28.class); public void execute(JdbcTemplate template) { if (template.queryForInt("select count(*) from version where version = 4") == 0) { LOG.info("Updating database schema to version 4."); template.execute("insert into version values (4)"); } if (!tableExists(template, "user_settings")) { LOG.info("Database table 'user_settings' not found. Creating it."); template.execute("create table user_settings (" + "username varchar not null," + "locale varchar," + "theme_id varchar," + "final_version_notification boolean default true not null," + "beta_version_notification boolean default false not null," + "main_caption_cutoff int default 35 not null," + "main_track_number boolean default true not null," + "main_artist boolean default true not null," + "main_album boolean default false not null," + "main_genre boolean default false not null," + "main_year boolean default false not null," + "main_bit_rate boolean default false not null," + "main_duration boolean default true not null," + "main_format boolean default false not null," + "main_file_size boolean default false not null," + "playlist_caption_cutoff int default 35 not null," + "playlist_track_number boolean default false not null," + "playlist_artist boolean default true not null," + "playlist_album boolean default true not null," + "playlist_genre boolean default false not null," + "playlist_year boolean default true not null," + "playlist_bit_rate boolean default false not null," + "playlist_duration boolean default true not null," + "playlist_format boolean default true not null," + "playlist_file_size boolean default true not null," + "primary key (username)," + "foreign key (username) references user(username) on delete cascade)"); LOG.info("Database table 'user_settings' was created successfully."); } if (!tableExists(template, "transcoding")) { LOG.info("Database table 'transcoding' not found. Creating it."); template.execute("create table transcoding (" + "id identity," + "name varchar not null," + "source_format varchar not null," + "target_format varchar not null," + "step1 varchar not null," + "step2 varchar," + "step3 varchar," + "enabled boolean not null)"); template.execute( "insert into transcoding values(null,'wav > mp3', 'wav', 'mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,true)"); template.execute( "insert into transcoding values(null,'flac > mp3','flac','mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,true)"); template.execute( "insert into transcoding values(null,'ogg > mp3' ,'ogg' ,'mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,true)"); template.execute( "insert into transcoding values(null,'wma > mp3' ,'wma' ,'mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,true)"); template.execute( "insert into transcoding values(null,'m4a > mp3' ,'m4a' ,'mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,false)"); template.execute( "insert into transcoding values(null,'aac > mp3' ,'aac' ,'mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,false)"); template.execute( "insert into transcoding values(null,'ape > mp3' ,'ape' ,'mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,true)"); template.execute( "insert into transcoding values(null,'mpc > mp3' ,'mpc' ,'mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,true)"); template.execute( "insert into transcoding values(null,'mv > mp3' ,'mv' ,'mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,true)"); template.execute( "insert into transcoding values(null,'shn > mp3' ,'shn' ,'mp3','ffmpeg -i %s -v 0 -f wav -','lame -b %b --tt %t --ta %a --tl %l -S --resample 44.1 - -',null,true)"); LOG.info("Database table 'transcoding' was created successfully."); } if (!tableExists(template, "player_transcoding")) { LOG.info("Database table 'player_transcoding' not found. Creating it."); template.execute("create table player_transcoding (" + "player_id int not null," + "transcoding_id int not null," + "primary key (player_id, transcoding_id)," + "foreign key (player_id) references player(id) on delete cascade," + "foreign key (transcoding_id) references transcoding(id) on delete cascade)"); LOG.info("Database table 'player_transcoding' was created successfully."); } } }