Объединение

src/main/java/tools/Translation.java

@@ -1,17 +1,17 @@
 package tools;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-import java.sql.*;
+//import tools.dbtools.*;
+import org.json.JSONArray;
+import org.json.JSONObject;
+import org.springframework.jdbc.core.namedparam.MapSqlParameterSource;
+import org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplate;
+import java.util.List;
+import java.util.ArrayList;
 
 public class Translation {
-
-    private static final Logger logger = LoggerFactory.getLogger(Translation.class);
-
     public int language_id;
-    //public NamedParameterJdbcTemplate jdbcTemplate;
-    public Connection conn;
-    public Translation(String lng, Connection conn){
+    public NamedParameterJdbcTemplate jdbcTemplate;
+    public Translation(String lng, NamedParameterJdbcTemplate jdbcTemplate){
         language_id=1;
         switch (lng) {
             case "kz":
@@ -29,12 +29,10 @@ public class Translation {
                 language_id = 1;
                 break;
         }
-        this.conn = conn;
+        this.jdbcTemplate = jdbcTemplate;
     }
 
     public String trt(String text){
-
-        boolean find = false;
         String sql = """
             select
                 translation
@@ -42,39 +40,19 @@ public class Translation {
                 main._translations
             where
                 del=false
-                and language_id=${language_id}
-                and identifier=${identifier};
+                and language_id=:language_id
+                and identifier=:identifier;
             """;
-
-        PreparedStatementNamed stmtn=null;
-        try {
-            stmtn = new PreparedStatementNamed(conn, sql);
-            stmtn.setInt("language_id", language_id);
-            stmtn.setString("identifier", text);
-        } catch (SQLException e) {
-            logger.error("Error",e);
-            e.printStackTrace();
-        }
-
-        if(stmtn!=null){
-            PreparedStatement stmt=stmtn.getPreparedStatement();
-            ResultSet rs = null;
-            try {
-                rs = stmt.executeQuery();
-                while (rs.next()) {
-                    text = rs.getString(1);
-                    find = true;
+        MapSqlParameterSource parameters = new MapSqlParameterSource();
+        parameters.addValue("language_id", language_id);
+        parameters.addValue("identifier", text);
+        List<String> ret = jdbcTemplate.query(sql, parameters, new tools.DBTools.JsonRowMapper());
+        int i = 0;
+        for (i = 0; i < ret.size(); i++) {
+            JSONObject json = new JSONObject(ret.get(i));
+            text = json.getString("translation");
                 }
-            } catch (SQLException e) {
-                logger.error("Error",e);
-                e.printStackTrace();
-            }finally{
-                try { if (rs != null) rs.close(); } catch (Exception e) {};
-                try { if (stmt != null) stmt.close(); } catch (Exception e) {};
-            }
-        }
-
-        if(!find){
+        if(i==0){
             text = text.replace("_", " ");
         }
         return text;