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Optimize DBHelper

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This commit is contained in:
Mygod
2015-11-18 22:24:25 +08:00
parent a57d631ef2
commit f4401f8b93
1 changed files with 30 additions and 29 deletions
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src/main/scala/com/github/shadowsocks/database/DBHelper.scala
+30 -29
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@@ -65,35 +65,36 @@ class DBHelper(val context: Context)
if (oldVersion < 7) {
profileDao.executeRawNoArgs("DROP TABLE IF EXISTS 'profile';")
onCreate(database, connectionSource)
} else {
if (oldVersion < 8) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN udpdns SMALLINT;")
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
}
if (oldVersion < 9) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
}
if (oldVersion < 10) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN auth SMALLINT;")
}
if (oldVersion < 11) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN ipv6 SMALLINT;")
}
if (oldVersion < 12) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` RENAME TO `tmp`;")
onCreate(database, connectionSource)
profileDao.executeRawNoArgs(
"INSERT INTO `profile`(id, name, host, localPort, remotePort, password, method, route, proxyApps, bypass," +
" udpdns, auth, ipv6, individual) " +
"SELECT id, name, host, localPort, remotePort, password, method, route, 1 - global, bypass, udpdns, auth," +
" ipv6, individual FROM `tmp`;")
profileDao.executeRawNoArgs("DROP TABLE `tmp`;")
}
if (oldVersion < 13) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN tx LONG;")
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN rx LONG;")
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN date DATE;")
}
return
}
if (oldVersion < 8) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN udpdns SMALLINT;")
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
}
if (oldVersion < 9) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN route VARCHAR;")
}
if (oldVersion < 10) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN auth SMALLINT;")
}
if (oldVersion < 11) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN ipv6 SMALLINT;")
}
if (oldVersion < 12) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` RENAME TO `tmp`;")
onCreate(database, connectionSource)
profileDao.executeRawNoArgs(
"INSERT INTO `profile`(id, name, host, localPort, remotePort, password, method, route, proxyApps, bypass," +
" udpdns, auth, ipv6, individual) " +
"SELECT id, name, host, localPort, remotePort, password, method, route, 1 - global, bypass, udpdns, auth," +
" ipv6, individual FROM `tmp`;")
profileDao.executeRawNoArgs("DROP TABLE `tmp`;")
return
}
if (oldVersion < 13) {
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN tx LONG;")
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN rx LONG;")
profileDao.executeRawNoArgs("ALTER TABLE `profile` ADD COLUMN date DATE;")
}
}
}