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Diffstat (limited to 'juick-server-jdbc/src/main/java/com/juick/service/FTSSearchServiceImpl.java')
| -rw-r--r-- | juick-server-jdbc/src/main/java/com/juick/service/FTSSearchServiceImpl.java | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/juick-server-jdbc/src/main/java/com/juick/service/FTSSearchServiceImpl.java b/juick-server-jdbc/src/main/java/com/juick/service/FTSSearchServiceImpl.java new file mode 100644 index 00000000..8d2ffbdb --- /dev/null +++ b/juick-server-jdbc/src/main/java/com/juick/service/FTSSearchServiceImpl.java @@ -0,0 +1,85 @@ +/* + * Copyright (C) 2008-2017, Juick + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as + * published by the Free Software Foundation, either version 3 of the + * License, or (at your option) any later version. + * + * This program 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 Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +package com.juick.service; + +import org.apache.commons.lang3.StringUtils; +import org.springframework.jdbc.core.namedparam.MapSqlParameterSource; +import org.springframework.stereotype.Repository; +import org.springframework.transaction.annotation.Transactional; + +import java.util.Collections; +import java.util.List; + +/** + * Created by aalexeev on 11/18/16. + */ + +@Repository +@Transactional(readOnly = true) +public class FTSSearchServiceImpl extends BaseJdbcService implements SearchService { + private static final int DEFAULT_MAX_RESULT = 20; + + private int maxResult = DEFAULT_MAX_RESULT; + + @Override + public List<Integer> searchInAllMessages(final String searchString, final int messageIdBefore) { + if (StringUtils.isBlank(searchString)) + return Collections.emptyList(); + + MapSqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("search", searchString) + .addValue("before", messageIdBefore) + .addValue("limit", maxResult); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT message_id FROM messages_txt WHERE MATCH(txt) AGAINST(:search) " + + (messageIdBefore > 0 ? + " AND message_id < :before " : StringUtils.EMPTY) + + " ORDER BY message_id DESC LIMIT :limit", + sqlParameterSource, + Integer.class); + } + + @Override + public List<Integer> searchByStringAndUser(final String searchString, final int userId, int messageIdBefore) { + if (StringUtils.isBlank(searchString)) + return Collections.emptyList(); + + MapSqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("search", searchString) + .addValue("userId", userId) + .addValue("before", messageIdBefore) + .addValue("limit", maxResult); + + return getNamedParameterJdbcTemplate().queryForList( + "SELECT messages.message_id AS message_id FROM messages INNER JOIN messages_txt ON messages_txt.message_id=messages.message_id WHERE messages.user_id = :userId AND MATCH(messages_txt.txt) AGAINST (:search) " + + (messageIdBefore > 0 ? + " AND messages.message_id < :before " : StringUtils.EMPTY) + + " ORDER BY messages.message_id DESC LIMIT :limit", + sqlParameterSource, + Integer.class); + } + + @Override + public void setMaxResult(int maxResult) { + if (maxResult <= 0) + throw new IllegalArgumentException("maxResult value (" + maxResult + ") must be greater then 0"); + + this.maxResult = maxResult; + } +}
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