From f14eea2cfc80dac5e9b304a57457e7f82842a8ed Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Fri, 15 Jan 2016 15:49:29 +0300
Subject: spring-jdbc WIP

---
 src/main/java/com/juick/server/ShowQueries.java | 58 ++++---------------------
 1 file changed, 9 insertions(+), 49 deletions(-)

diff --git a/src/main/java/com/juick/server/ShowQueries.java b/src/main/java/com/juick/server/ShowQueries.java
index 06aafb2d..05a58e9a 100644
--- a/src/main/java/com/juick/server/ShowQueries.java
+++ b/src/main/java/com/juick/server/ShowQueries.java
@@ -2,71 +2,31 @@ package com.juick.server;
 
 import com.juick.User;
 
-import java.sql.Connection;
-import java.sql.PreparedStatement;
-import java.sql.ResultSet;
-import java.sql.SQLException;
-import java.util.ArrayList;
 import java.util.List;
-import java.util.logging.Level;
-import java.util.logging.Logger;
+import org.springframework.jdbc.core.JdbcTemplate;
 
 /**
  * Created by vt on 10/01/16.
  */
 public class ShowQueries {
 
-    private static final Logger logger = Logger.getLogger(ShowQueries.class.getName());
-
-    public static List<String> getRecommendedUsers(Connection sql, User forUser) {
-        List<String> result = new ArrayList<>();
-        PreparedStatement preparedStatement = null;
-        ResultSet rs = null;
-        try {
-            preparedStatement = sql.prepareStatement("SELECT users.nick FROM subscr_users INNER JOIN users " +
+    public static List<String> getRecommendedUsers(JdbcTemplate sql, User forUser) {
+        return sql.queryForList("SELECT users.nick FROM subscr_users INNER JOIN users " +
                     "ON subscr_users.user_id=users.id " +
                     "WHERE subscr_users.user_id NOT IN (SELECT user_id FROM subscr_users WHERE suser_id=?) " +
                     "AND subscr_users.suser_id IN (SELECT user_id FROM subscr_users WHERE suser_id=?) " +
                     "AND subscr_users.user_id NOT IN (SELECT bl_user_id FROM bl_users WHERE user_id=?) " +
                     "AND subscr_users.user_id!=? AND users.lastmessage>UNIX_TIMESTAMP()-259200 " +
-                    "GROUP BY subscr_users.user_id ORDER BY count(*) DESC LIMIT 10");
-            preparedStatement.setInt(1, forUser.UID);
-            preparedStatement.setInt(2, forUser.UID);
-            preparedStatement.setInt(3, forUser.UID);
-            preparedStatement.setInt(4, forUser.UID);
-            rs = preparedStatement.executeQuery();
-            rs.beforeFirst();
-            while (rs.next()) {
-                result.add(rs.getString(1));
-            }
-        } catch (SQLException e) {
-            logger.log(Level.SEVERE, "sql error", e);
-        } finally {
-            Utils.finishSQL(rs, preparedStatement);
-        }
-        return result;
+                    "GROUP BY subscr_users.user_id ORDER BY count(*) DESC LIMIT 10", 
+                String.class, new Object[] {forUser.UID, forUser.UID, forUser.UID, forUser.UID});            
     }
 
-    public static List<String> getTopUsers(Connection sql) {
-        List<String> result = new ArrayList<>();
-        PreparedStatement preparedStatement = null;
-        ResultSet rs = null;
-        try {
-            preparedStatement = sql.prepareStatement("SELECT users.nick,COUNT(subscr_users.suser_id) AS cnt " +
+    public static List<String> getTopUsers(JdbcTemplate sql) {
+        return sql.queryForList("SELECT users.nick,COUNT(subscr_users.suser_id) AS cnt " +
                     "FROM (subscr_users INNER JOIN users ON subscr_users.user_id=users.id) " +
                     "INNER JOIN useroptions ON users.id=useroptions.user_id " +
                     "WHERE useroptions.privacy_view>0 AND users.lastmessage>UNIX_TIMESTAMP()-259200 " +
-                    "AND users.id!=2 GROUP BY subscr_users.user_id ORDER BY cnt DESC LIMIT 10");
-            rs = preparedStatement.executeQuery();
-            rs.beforeFirst();
-            while (rs.next()) {
-                result.add(rs.getString(1));
-            }
-        } catch (SQLException e) {
-            logger.log(Level.SEVERE, "sql error", e);
-        } finally {
-            Utils.finishSQL(rs, preparedStatement);
-        }
-        return result;
+                    "AND users.id!=2 GROUP BY subscr_users.user_id ORDER BY cnt DESC LIMIT 10",
+                String.class);            
     }
 }
-- 
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