diff options
Diffstat (limited to 'juick-server/src/main/java/com/juick/service/UserServiceImpl.java')
| -rw-r--r-- | juick-server/src/main/java/com/juick/service/UserServiceImpl.java | 468 |
1 files changed, 223 insertions, 245 deletions
diff --git a/juick-server/src/main/java/com/juick/service/UserServiceImpl.java b/juick-server/src/main/java/com/juick/service/UserServiceImpl.java index 63785cff..2c52582d 100644 --- a/juick-server/src/main/java/com/juick/service/UserServiceImpl.java +++ b/juick-server/src/main/java/com/juick/service/UserServiceImpl.java @@ -5,15 +5,16 @@ import com.juick.server.helpers.Auth; import com.juick.server.helpers.EmailOpts; import com.juick.server.helpers.UserInfo; import com.juick.util.UserUtils; +import org.apache.commons.collections4.CollectionUtils; +import org.apache.commons.lang3.StringUtils; import org.springframework.dao.DuplicateKeyException; -import org.springframework.dao.EmptyResultDataAccessException; import org.springframework.jdbc.core.JdbcTemplate; import org.springframework.jdbc.core.RowMapper; +import org.springframework.jdbc.core.namedparam.MapSqlParameterSource; import org.springframework.jdbc.support.GeneratedKeyHolder; import org.springframework.jdbc.support.KeyHolder; import org.springframework.stereotype.Repository; import org.springframework.transaction.annotation.Transactional; -import org.springframework.util.StringUtils; import javax.inject.Inject; import java.sql.PreparedStatement; @@ -47,33 +48,32 @@ public class UserServiceImpl extends BaseJdbcService implements UserService { @Transactional @Override public String getSignUpHashByJID(final String jid) { - String hash; - try { - hash = getJdbcTemplate().queryForObject( - "SELECT loginhash FROM jids WHERE jid=? AND user_id IS NULL", - String.class, - jid); - } catch (EmptyResultDataAccessException e) { - hash = UUID.randomUUID().toString(); - getJdbcTemplate().update("INSERT INTO jids(jid,loginhash) VALUES (?,?)", jid, hash); + List<String> list = getJdbcTemplate().queryForList( + "SELECT loginhash FROM jids WHERE jid = ? AND user_id IS NULL", String.class, jid); + + if (list.isEmpty()) { + String hash = UUID.randomUUID().toString(); + getJdbcTemplate().update("INSERT INTO jids(jid, loginhash) VALUES (?, ?)", jid, hash); + return hash; } - return hash; + return list.get(0); } @Transactional @Override public String getSignUpHashByTelegramID(final Long telegramId, final String username) { - try { - return getJdbcTemplate().queryForObject( - "SELECT loginhash FROM telegram WHERE tg_id=? AND user_id IS NULL", - String.class, - telegramId); - } catch (EmptyResultDataAccessException e) { + List<String> list = getJdbcTemplate().queryForList( + "SELECT loginhash FROM telegram WHERE tg_id = ? AND user_id IS NULL", + String.class, + telegramId); + + if (list.isEmpty()) { String hash = UUID.randomUUID().toString(); getJdbcTemplate().update( "INSERT INTO telegram(tg_id, loginhash, tg_name) VALUES (?, ?, ?)", telegramId, hash, username); return hash; } + return list.get(0); } @Transactional @@ -81,14 +81,16 @@ public class UserServiceImpl extends BaseJdbcService implements UserService { public int createUser(final String username, final String password) { KeyHolder holder = new GeneratedKeyHolder(); try { - getJdbcTemplate().update(con -> { - PreparedStatement stmt = con.prepareStatement( - "INSERT INTO users(nick,passw) VALUES (?,?)", - Statement.RETURN_GENERATED_KEYS); - stmt.setString(1, username); - stmt.setString(2, password); - return stmt; - }, holder); + getJdbcTemplate().update( + con -> { + PreparedStatement stmt = con.prepareStatement( + "INSERT INTO users(nick,passw) VALUES (?,?)", + Statement.RETURN_GENERATED_KEYS); + stmt.setString(1, username); + stmt.setString(2, password); + return stmt; + }, + holder); } catch (DuplicateKeyException e) { return -1; } @@ -96,7 +98,7 @@ public class UserServiceImpl extends BaseJdbcService implements UserService { int uid = holder.getKey().intValue(); getJdbcTemplate().update("INSERT INTO useroptions(user_id) VALUES (?)", uid); - getJdbcTemplate().update("INSERT INTO subscr_users(user_id,suser_id) VALUES (2,?)", uid); + getJdbcTemplate().update("INSERT INTO subscr_users(user_id, suser_id) VALUES (2, ?)", uid); return uid; } @@ -104,190 +106,194 @@ public class UserServiceImpl extends BaseJdbcService implements UserService { @Transactional(readOnly = true) @Override public Optional<User> getUserByUID(final int uid) { - try { - return Optional.of( - getJdbcTemplate().queryForObject("SELECT id, nick,banned FROM users WHERE id=?", - new UserMapper(), - uid)); - } catch (EmptyResultDataAccessException e) { - return Optional.empty(); - } + List<User> list = getJdbcTemplate().query( + "SELECT id, nick,banned FROM users WHERE id = ?", new UserMapper(), uid); + + return list.isEmpty() ? + Optional.empty() : Optional.of(list.get(0)); } @Transactional(readOnly = true) @Override public User getUserByName(final String username) { - try { - return getJdbcTemplate().queryForObject( - "SELECT id,nick,banned FROM users WHERE nick=?", - new UserMapper(), - username); - } catch (EmptyResultDataAccessException e) { - return null; - } + List<User> list = getJdbcTemplate().query( + "SELECT id, nick, banned FROM users WHERE nick = ?", new UserMapper(), username); + + return list.isEmpty() ? + null : list.get(0); } @Transactional(readOnly = true) @Override public User getUserByJID(final String jid) { - try { - return getJdbcTemplate().queryForObject( - "SELECT id,nick,banned FROM users WHERE id=(SELECT user_id FROM jids WHERE jid=?)", - new UserMapper(), - jid); - } catch (EmptyResultDataAccessException e) { - return null; - } + List<User> list = getJdbcTemplate().query( + "SELECT id, nick, banned FROM users WHERE id = (SELECT user_id FROM jids WHERE jid = ?)", + new UserMapper(), + jid); + + return list.isEmpty() ? + null : list.get(0); } @Transactional(readOnly = true) @Override - public List<User> getUsersByName(final List<String> unames) { - if (!unames.isEmpty()) { - return getJdbcTemplate().query( - "SELECT id,nick,banned FROM users WHERE nick IN (\"" + StringUtils.arrayToDelimitedString(unames.toArray(), "\",\"") + "\")", - new UserMapper()); - } - return Collections.emptyList(); + public List<User> getUsersByName(final Collection<String> unames) { + if (CollectionUtils.isEmpty(unames)) + return Collections.emptyList(); + + return getNamedParameterJdbcTemplate().query( + "SELECT id, nick, banned FROM users WHERE nick IN (:unames)", + new MapSqlParameterSource("unames", unames), + new UserMapper()); } @Transactional(readOnly = true) @Override - public List<User> getUsersByID(final List<Integer> uids) { - if (!uids.isEmpty()) { - return getJdbcTemplate().query( - "SELECT id,nick,banned FROM users WHERE id IN (" + StringUtils.arrayToCommaDelimitedString(uids.toArray()) + ")", - new UserMapper()); - } - return Collections.emptyList(); + public List<User> getUsersByID(final Collection<Integer> uids) { + if (CollectionUtils.isEmpty(uids)) + return Collections.emptyList(); + + return getNamedParameterJdbcTemplate().query( + "SELECT id, nick, banned FROM users WHERE id IN (:ids)", + new MapSqlParameterSource("ids", uids), + new UserMapper()); } @Transactional(readOnly = true) @Override - public List<com.juick.User> getUsersByJID(final List<String> jids) { - if (!jids.isEmpty()) { - return getJdbcTemplate().query( - "SELECT users.id,users.nick,jids.jid FROM users " - + "INNER JOIN jids ON jids.user_id=users.id " - + "WHERE jids.jid IN (\"" + StringUtils.arrayToDelimitedString(jids.toArray(), "\",\"") + "\")", - (rs, rowNum) -> { - com.juick.User user = new com.juick.User(); - user.setUid(rs.getInt(1)); - user.setName(rs.getString(2)); - user.setJID(rs.getString(3)); - return user; - }); - } - return Collections.emptyList(); + public List<com.juick.User> getUsersByJID(final Collection<String> jids) { + if (CollectionUtils.isEmpty(jids)) + return Collections.emptyList(); + + return getNamedParameterJdbcTemplate().query( + "SELECT users.id, users.nick, jids.jid FROM users " + + " INNER JOIN jids ON jids.user_id = users.id " + + " WHERE jids.jid IN (:jids)", + new MapSqlParameterSource("jids", jids), + (rs, rowNum) -> { + com.juick.User user = new com.juick.User(); + user.setUid(rs.getInt(1)); + user.setName(rs.getString(2)); + user.setJID(rs.getString(3)); + return user; + }); } @Transactional(readOnly = true) @Override public List<String> getJIDsbyUID(final int uid) { - return getJdbcTemplate().queryForList("SELECT jid FROM jids WHERE user_id=? AND active=1", String.class, uid); + return getJdbcTemplate().queryForList("SELECT jid FROM jids WHERE user_id = ? AND active = 1", String.class, uid); } @Transactional(readOnly = true) @Override public int getUIDbyJID(final String jid) { - try { - return getJdbcTemplate().queryForObject("SELECT user_id FROM jids WHERE jid=?", Integer.class, jid); - } catch (EmptyResultDataAccessException e) { - return 0; + if (StringUtils.isNotBlank(jid)) { + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT user_id FROM jids WHERE jid = ?", Integer.class, jid); + + if (!list.isEmpty()) + return list.get(0); } + return 0; } @Transactional(readOnly = true) @Override public int getUIDbyName(final String uname) { - try { - return getJdbcTemplate().queryForObject("SELECT id FROM users WHERE nick=?", Integer.class, uname); - } catch (EmptyResultDataAccessException e) { - return 0; + if (StringUtils.isNotBlank(uname)) { + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT id FROM users WHERE nick = ?", Integer.class, uname); + + if (!list.isEmpty()) + return list.get(0); } + return 0; } @Transactional(readOnly = true) @Override public int getUIDbyHash(final String hash) { - try { - return getJdbcTemplate().queryForObject("SELECT user_id FROM logins WHERE hash=?", Integer.class, hash); - } catch (EmptyResultDataAccessException e) { - return 0; + if (StringUtils.isNotBlank(hash)) { + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT user_id FROM logins WHERE hash = ?", Integer.class, hash); + + if (!list.isEmpty()) + return list.get(0); } + return 0; } @Transactional(readOnly = true) @Override public com.juick.User getUserByHash(final String hash) { - try { - User user = getJdbcTemplate().queryForObject( - "SELECT logins.user_id,users.nick, users.banned FROM logins " + - "INNER JOIN users ON logins.user_id=users.id WHERE logins.hash=?", + if (StringUtils.isNotBlank(hash)) { + List<User> list = getJdbcTemplate().query( + "SELECT logins.user_id, users.nick, users.banned FROM logins " + + "INNER JOIN users ON logins.user_id = users.id WHERE logins.hash = ?", new UserMapper(), hash); - user.setAuthHash(hash); - return user; - } catch (EmptyResultDataAccessException e) { - return new User(); + + if (!list.isEmpty()) { + User user = list.get(0); + user.setAuthHash(hash); + return user; + } } + return new User(); } @Transactional @Override public String getHashByUID(final int uid) { - try { - return getJdbcTemplate().queryForObject( - "SELECT hash FROM logins WHERE user_id=?", String.class, uid); - } catch (EmptyResultDataAccessException e) { + List<String> list = getJdbcTemplate().queryForList( + "SELECT hash FROM logins WHERE user_id = ?", String.class, uid); + + if (list.isEmpty()) { String hash = UserUtils.generateHash(16); - getJdbcTemplate().update(con -> { - PreparedStatement stmt = con.prepareStatement("INSERT INTO logins(user_id,hash) VALUES (?,?)"); - stmt.setInt(1, uid); - stmt.setString(2, hash); - return stmt; - }); + getJdbcTemplate().update("INSERT INTO logins(user_id, hash) VALUES (?, ?)", uid, hash); return hash; } + return list.get(0); } @Transactional(readOnly = true) @Override public int checkPassword(final String username, final String password) { - try { - String realPassword = getJdbcTemplate().queryForObject( - "SELECT passw FROM users WHERE nick=?", String.class, username); - if (realPassword.equals(password)) { - User user = getUserByName(username); - if (user != null) { - return user.getUid(); - } else { - return -1; + if (StringUtils.isNotBlank(username)) { + List<String> list = getJdbcTemplate().queryForList( + "SELECT passw FROM users WHERE nick = ?", String.class, username); + + if (!list.isEmpty()) { + String realPassword = list.get(0); + if (realPassword.equals(password)) { + User user = getUserByName(username); + if (user != null) + return user.getUid(); } - } else { - return -1; } - } catch (EmptyResultDataAccessException e) { - return -1; } + return -1; } @Transactional @Override public boolean updatePassword(final User user, final String newPassword) { - return user.getUid() > 0 && getJdbcTemplate().update("UPDATE users SET passw=? WHERE id=?", newPassword, user.getUid()) > 0; + return user != null && + user.getUid() > 0 && + getJdbcTemplate().update("UPDATE users SET passw = ? WHERE id = ?", newPassword, user.getUid()) > 0; } @Transactional @Override public String updateSecretEmail(final User user) { - String newHash = UserUtils.generateHash(16); - if (getJdbcTemplate().update( - "INSERT INTO mail(user_id,hash) VALUES (?,?) ON DUPLICATE KEY UPDATE hash=?", - user.getUid(), - newHash, - newHash) > 0) { - return newHash; + if (user != null) { + String newHash = UserUtils.generateHash(16); + int ret = getJdbcTemplate().update( + "INSERT INTO mail(user_id, hash) VALUES (?, ?) ON DUPLICATE KEY UPDATE hash = ?", + user.getUid(), newHash, newHash); + if (ret > 0) + return newHash; } return ""; } @@ -295,43 +301,48 @@ public class UserServiceImpl extends BaseJdbcService implements UserService { @Transactional(readOnly = true) @Override public int getUserOptionInt(final int uid, final String option, final int defaultValue) { - try { - return getJdbcTemplate().queryForObject("SELECT " + option + " FROM useroptions WHERE user_id=?", Integer.class, uid); - } catch (EmptyResultDataAccessException e) { + if (StringUtils.isBlank(option)) return defaultValue; - } + + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT " + option + " FROM useroptions WHERE user_id = ?", Integer.class, uid); + + return list.isEmpty() ? defaultValue : list.get(0); } @Transactional(readOnly = true) @Override - public void setUserOptionInt(final int uid, final String option, final int value) { - getJdbcTemplate().update("UPDATE useroptions SET " + option + "=? WHERE user_id=?", value, uid); + public int setUserOptionInt(final int uid, final String option, final int value) { + if (StringUtils.isBlank(option)) + return 0; + + return getJdbcTemplate().update("UPDATE useroptions SET " + option + "= ? WHERE user_id = ?", value, uid); } @Transactional(readOnly = true) @Override public UserInfo getUserInfo(final User user) { - try { - return getJdbcTemplate().queryForObject("SELECT fullname,country,url,descr FROM usersinfo WHERE user_id=?", - ((rs, rowNum) -> { - UserInfo info = new UserInfo(); - info.setFullName(rs.getString(1)); - info.setCountry(rs.getString(2)); - info.setUrl(rs.getString(3)); - info.setDescription(rs.getString(4)); - return info; - }), user.getUid()); - } catch (EmptyResultDataAccessException e) { - return new UserInfo(); - } + List<UserInfo> list = getJdbcTemplate().query( + "SELECT fullname, country, url, descr FROM usersinfo WHERE user_id = ?", + ((rs, rowNum) -> { + UserInfo info = new UserInfo(); + info.setFullName(rs.getString(1)); + info.setCountry(rs.getString(2)); + info.setUrl(rs.getString(3)); + info.setDescription(rs.getString(4)); + return info; + }), + user.getUid()); + + return list.isEmpty() ? new UserInfo() : list.get(0); } @Transactional @Override public boolean updateUserInfo(final User user, final UserInfo info) { return getJdbcTemplate().update( - "INSERT INTO usersinfo(user_id,fullname,country,url,descr) VALUES (?,?,?,?,?) " + - "ON DUPLICATE KEY UPDATE fullname=?,country=?,url=?,descr=?", + "INSERT INTO usersinfo(user_id, fullname, country, url, descr) VALUES (?, ?, ?, ?, ?) " + + "ON DUPLICATE KEY UPDATE fullname = ?, country = ?, url = ?, descr = ?", user.getUid(), info.getFullName(), info.getCountry(), @@ -346,76 +357,67 @@ public class UserServiceImpl extends BaseJdbcService implements UserService { @Transactional(readOnly = true) @Override public boolean getCanMedia(final int uid) { - try { - int res = getJdbcTemplate().queryForObject( - "SELECT users.lastphoto-UNIX_TIMESTAMP() FROM users WHERE id=?", - Integer.class, - uid); - return res < 3600; - } catch (EmptyResultDataAccessException e) { - return false; - } + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT users.lastphoto - UNIX_TIMESTAMP() FROM users WHERE id = ?", + Integer.class, + uid); + + return !list.isEmpty() && list.get(0) < 3600; } @Transactional(readOnly = true) @Override public boolean isInWL(final int uid, final int check) { - try { - return getJdbcTemplate().queryForObject( - "SELECT 1 FROM wl_users WHERE user_id=? AND wl_user_id=?", - Integer.class, uid, check) == 1; - } catch (EmptyResultDataAccessException e) { - return false; - } + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT 1 FROM wl_users WHERE user_id = ? AND wl_user_id = ?", + Integer.class, uid, check); + + return !list.isEmpty() && list.get(0) == 1; } @Transactional(readOnly = true) @Override public boolean isInBL(final int uid, final int check) { - try { - return getJdbcTemplate().queryForObject("SELECT 1 FROM bl_users WHERE user_id=? AND bl_user_id=?", - Integer.class, uid, check) == 1; - } catch (EmptyResultDataAccessException e) { - return false; - } + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT 1 FROM bl_users WHERE user_id = ? AND bl_user_id = ?", Integer.class, uid, check); + + return !list.isEmpty() && list.get(0) == 1; } @Transactional(readOnly = true) @Override public boolean isInBLAny(final int uid, final int uid2) { - try { - return getJdbcTemplate().queryForObject("SELECT 1 FROM bl_users " - + "WHERE (user_id=? AND bl_user_id=?) " - + "OR (user_id=? AND bl_user_id=?)", new Object[]{uid, uid2, uid2, uid}, Integer.class) == 1; - } catch (EmptyResultDataAccessException e) { - return false; - } + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT 1 FROM bl_users WHERE (user_id = ? AND bl_user_id = ?) " + + "OR (user_id = ? AND bl_user_id = ?)", + new Object[]{uid, uid2, uid2, uid}, + Integer.class); + + return !list.isEmpty() && list.get(0) == 1; } @Transactional(readOnly = true) @Override - public List<Integer> checkBL(final int visitor, final List<Integer> uids) { - if (!uids.isEmpty()) { - return getJdbcTemplate().queryForList( - "SELECT user_id FROM bl_users WHERE bl_user_id=? and user_id IN (" + - StringUtils.collectionToCommaDelimitedString(uids) + ")", - Integer.class, - visitor); - } else { - return new ArrayList<>(); - } + public List<Integer> checkBL(final int visitor, final Collection<Integer> uids) { + if (CollectionUtils.isEmpty(uids)) + return Collections.emptyList(); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT user_id FROM bl_users WHERE bl_user_id = :visitor and user_id IN (:ids)", + new MapSqlParameterSource() + .addValue("visitor", visitor) + .addValue("ids", uids), + Integer.class); } @Transactional(readOnly = true) @Override public boolean isSubscribed(final int uid, final int check) { - try { - return getJdbcTemplate().queryForObject( - "SELECT 1 FROM subscr_users WHERE suser_id=? AND user_id=?", - Integer.class, uid, check) == 1; - } catch (EmptyResultDataAccessException e) { - return false; - } + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT 1 FROM subscr_users WHERE suser_id = ? AND user_id = ?", + Integer.class, uid, check); + + return !list.isEmpty() && list.get(0) == 1; } @Transactional(readOnly = true) @@ -508,41 +510,30 @@ public class UserServiceImpl extends BaseJdbcService implements UserService { @Transactional(readOnly = true) @Override public int getStatsIRead(final int uid) { - try { - return getJdbcTemplate().queryForObject("SELECT COUNT(*) FROM subscr_users WHERE suser_id=?", Integer.class, uid); - } catch (EmptyResultDataAccessException e) { - return 0; - } + List<Integer> list = getJdbcTemplate().queryForList( + "SELECT COUNT(*) FROM subscr_users WHERE suser_id = ?", Integer.class, uid); + return list.isEmpty() ? 0 : list.get(0); } @Transactional(readOnly = true) @Override public int getStatsMyReaders(final int uid) { - try { - return getJdbcTemplate().queryForObject("SELECT COUNT(*) FROM subscr_users WHERE user_id=?", Integer.class, uid); - } catch (EmptyResultDataAccessException e) { - return 0; - } + List<Integer> list = getJdbcTemplate().queryForList("SELECT COUNT(*) FROM subscr_users WHERE user_id = ?", Integer.class, uid); + return list.isEmpty() ? 0 : list.get(0); } @Transactional(readOnly = true) @Override public int getStatsMessages(final int uid) { - try { - return getJdbcTemplate().queryForObject("SELECT COUNT(*) FROM messages WHERE user_id=?", Integer.class, uid); - } catch (EmptyResultDataAccessException e) { - return 0; - } + List<Integer> list = getJdbcTemplate().queryForList("SELECT COUNT(*) FROM messages WHERE user_id = ?", Integer.class, uid); + return list.isEmpty() ? 0 : list.get(0); } @Transactional(readOnly = true) @Override public int getStatsReplies(final int uid) { - try { - return getJdbcTemplate().queryForObject("SELECT COUNT(*) FROM replies WHERE user_id=?", Integer.class, uid); - } catch (EmptyResultDataAccessException e) { - return 0; - } + List<Integer> list = getJdbcTemplate().queryForList("SELECT COUNT(*) FROM replies WHERE user_id = ?", Integer.class, uid); + return list.isEmpty() ? 0 : list.get(0); } @Transactional @@ -550,16 +541,10 @@ public class UserServiceImpl extends BaseJdbcService implements UserService { public boolean setActiveStatusForJID(final String JID, final UserService.ActiveStatus jidStatus) { User user = getUserByJID(JID); if (user != null) { - return getJdbcTemplate().update(con -> { - PreparedStatement preparedStatement = con.prepareStatement( - "UPDATE jids SET active=? WHERE user_id=? AND jid=?"); - int newStatus = jidStatus == UserService.ActiveStatus.Active ? 1 : 0; - preparedStatement.setInt(1, newStatus); - preparedStatement.setInt(2, user.getUid()); - preparedStatement.setString(3, JID); - return preparedStatement; - - }) >= 0; + int newStatus = jidStatus == UserService.ActiveStatus.Active ? 1 : 0; + return getJdbcTemplate().update( + "UPDATE jids SET active = ? WHERE user_id = ? AND jid = ?", + newStatus, user.getUid(), JID) >= 0; } return false; } @@ -589,26 +574,19 @@ public class UserServiceImpl extends BaseJdbcService implements UserService { @Transactional(readOnly = true) @Override public EmailOpts getEmailOpts(final User user) { - try { - return getJdbcTemplate().queryForObject( - "SELECT email,subscr_hour FROM emails WHERE user_id=? AND subscr_hour IS NOT NULL", - (rs, num) -> new EmailOpts(rs.getString(1), rs.getInt(2)), user.getUid()); - } catch (EmptyResultDataAccessException e) { - return null; - } + List<EmailOpts> list = getJdbcTemplate().query( + "SELECT email,subscr_hour FROM emails WHERE user_id=? AND subscr_hour IS NOT NULL", + (rs, num) -> new EmailOpts(rs.getString(1), rs.getInt(2)), user.getUid()); + return list.isEmpty() ? null : list.get(0); } @Transactional(readOnly = true) @Override public String getEmailHash(final User user) { - try { - return getJdbcTemplate().queryForObject( - "SELECT hash FROM mail WHERE user_id=?", - String.class, - user.getUid()) - + "@mail.juick.com"; - } catch (EmptyResultDataAccessException e) { - return ""; - } + List<String> list = getJdbcTemplate().queryForList( + "SELECT hash FROM mail WHERE user_id = ?", + String.class, + user.getUid()); + return list.isEmpty() ? "" : list.get(0) + "@mail.juick.com"; } } |