Prepare post v1.0.0.201106081625-r builds - jgit.git - JGit, the Java implementation of git: https://github.com/eclipse-jgit/jgit

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author	Matthias Sohn <matthias.sohn@sap.com>	2011-06-09 11:06:05 +0200
committer	Matthias Sohn <matthias.sohn@sap.com>	2011-06-09 11:08:07 +0200
commit	22df55c8b3bfee29c173e1d27b62c1c6244045b6 (patch)
tree	0aed52838ec43e63d87bce56ecff26ea618a6dbc /org.eclipse.jgit.generated.storage.dht.proto/pom.xml
parent	eacd7104a2e2ebf9b66a06f7b63479ff63feb4f6 (diff)
download	jgit-22df55c8b3bfee29c173e1d27b62c1c6244045b6.tar.gz jgit-22df55c8b3bfee29c173e1d27b62c1c6244045b6.zip

Prepare post v1.0.0.201106081625-r builds

Change-Id: I5e6994844405f7839ad3b3439f98bcadb59d329b Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>

Diffstat (limited to 'org.eclipse.jgit.generated.storage.dht.proto/pom.xml')

-rw-r--r--

org.eclipse.jgit.generated.storage.dht.proto/pom.xml

1 files changed, 1 insertions, 1 deletions

// Copyright 2021 The Gitea Authors. All rights reserved. // Use of this source code is governed by a MIT-style // license that can be found in the LICENSE file. package user import ( "context" "fmt" "strings" "code.gitea.io/gitea/models/db" "code.gitea.io/gitea/modules/cache" "xorm.io/builder" ) // Setting is a key value store of user settings type Setting struct { ID int64 `xorm:"pk autoincr"` UserID int64 `xorm:"index unique(key_userid)"` // to load all of someone's settings SettingKey string `xorm:"varchar(255) index unique(key_userid)"` // ensure key is always lowercase SettingValue string `xorm:"text"` } // TableName sets the table name for the settings struct func (s *Setting) TableName() string { return "user_setting" } func init() { db.RegisterModel(new(Setting)) } // ErrUserSettingIsNotExist represents an error that a setting is not exist with special key type ErrUserSettingIsNotExist struct { Key string } // Error implements error func (err ErrUserSettingIsNotExist) Error() string { return fmt.Sprintf("Setting[%s] is not exist", err.Key) } // IsErrUserSettingIsNotExist return true if err is ErrSettingIsNotExist func IsErrUserSettingIsNotExist(err error) bool { _, ok := err.(ErrUserSettingIsNotExist) return ok } // genSettingCacheKey returns the cache key for some configuration func genSettingCacheKey(userID int64, key string) string { return fmt.Sprintf("user_%d.setting.%s", userID, key) } // GetSetting returns the setting value via the key func GetSetting(uid int64, key string) (*Setting, error) { return cache.Get(genSettingCacheKey(uid, key), func() (*Setting, error) { res, err := GetSettingNoCache(uid, key) if err != nil { return nil, err } return res, nil }) } // GetSettingNoCache returns specific setting without using the cache func GetSettingNoCache(uid int64, key string) (*Setting, error) { v, err := GetSettings(uid, []string{key}) if err != nil { return nil, err } if len(v) == 0 { return nil, ErrUserSettingIsNotExist{key} } return v[key], nil } // GetSettings returns specific settings from user func GetSettings(uid int64, keys []string) (map[string]*Setting, error) { settings := make([]*Setting, 0, len(keys)) if err := db.GetEngine(db.DefaultContext). Where("user_id=?", uid). And(builder.In("setting_key", keys)). Find(&settings); err != nil { return nil, err } settingsMap := make(map[string]*Setting) for _, s := range settings { settingsMap[s.SettingKey] = s } return settingsMap, nil } // GetUserAllSettings returns all settings from user func GetUserAllSettings(uid int64) (map[string]*Setting, error) { settings := make([]*Setting, 0, 5) if err := db.GetEngine(db.DefaultContext). Where("user_id=?", uid). Find(&settings); err != nil { return nil, err } settingsMap := make(map[string]*Setting) for _, s := range settings { settingsMap[s.SettingKey] = s } return settingsMap, nil } func validateUserSettingKey(key string) error { if len(key) == 0 { return fmt.Errorf("setting key must be set") } if strings.ToLower(key) != key { return fmt.Errorf("setting key should be lowercase") } return nil } // GetUserSetting gets a specific setting for a user func GetUserSetting(userID int64, key string, def ...string) (string, error) { if err := validateUserSettingKey(key); err != nil { return "", err } setting := &Setting{UserID: userID, SettingKey: key} has, err := db.GetEngine(db.DefaultContext).Get(setting) if err != nil { return "", err } if !has { if len(def) == 1 { return def[0], nil } return "", nil } return setting.SettingValue, nil } // DeleteUserSetting deletes a specific setting for a user func DeleteUserSetting(userID int64, key string) error { if err := validateUserSettingKey(key); err != nil { return err } cache.Remove(genSettingCacheKey(userID, key)) _, err := db.GetEngine(db.DefaultContext).Delete(&Setting{UserID: userID, SettingKey: key}) return err } // SetUserSetting updates a users' setting for a specific key func SetUserSetting(userID int64, key, value string) error { if err := validateUserSettingKey(key); err != nil { return err } _, err := cache.Set(genSettingCacheKey(userID, key), func() (string, error) { return value, upsertUserSettingValue(userID, key, value) }) return err } func upsertUserSettingValue(userID int64, key, value string) error { return db.WithTx(db.DefaultContext, func(ctx context.Context) error { e := db.GetEngine(ctx) // here we use a general method to do a safe upsert for different databases (and most transaction levels) // 1. try to UPDATE the record and acquire the transaction write lock // if UPDATE returns non-zero rows are changed, OK, the setting is saved correctly // if UPDATE returns "0 rows changed", two possibilities: (a) record doesn't exist (b) value is not changed // 2. do a SELECT to check if the row exists or not (we already have the transaction lock) // 3. if the row doesn't exist, do an INSERT (we are still protected by the transaction lock, so it's safe) // // to optimize the SELECT in step 2, we can use an extra column like `revision=revision+1` // to make sure the UPDATE always returns a non-zero value for existing (unchanged) records. res, err := e.Exec("UPDATE user_setting SET setting_value=? WHERE setting_key=? AND user_id=?", value, key, userID) if err != nil { return err } rows, _ := res.RowsAffected() if rows > 0 { // the existing row is updated, so we can return return nil } // in case the value isn't changed, update would return 0 rows changed, so we need this check has, err := e.Exist(&Setting{UserID: userID, SettingKey: key}) if err != nil { return err } if has { return nil } // if no existing row, insert a new row _, err = e.Insert(&Setting{UserID: userID, SettingKey: key, SettingValue: value}) return err }) }


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