MySQLStatsDao.cs
Description du code
MySQLStatsDao.cs est un fichier du projet BiblioBrol.Ce fichier est situé dans /var/www/bin/sniplets/bibliobrol/src/.
Projet BiblioBrol :
Gestion de media en CSharp.
Pour plus d'infos, vous pouvez consulter la brève analyse.
Code source ou contenu du fichier
Code c# (MySQLStatsDao.cs) (249 lignes)
using System; using System.Collections.Generic; using System.Text; using System.Data.Common; using System.Data; using be.gaudry.observer; using be.gaudry.model; namespace be.gaudry.bibliobrol.model.dao.mysql { class MySQLStatsDao : Observable, IStatsDao { #region singleton static MySQLStatsDao instance = null; private String conStr; private DbProviderFactory dbpf; MySQLStatsDao() { dbpf = ((MySQLFactory)MySQLFactory.Instance).getDbpf(); conStr = ((MySQLFactory)MySQLFactory.Instance).getConnectionString(); } public static MySQLStatsDao Instance { get { lock (padlock) { if (instance == null) { } return instance; } } } #endregion #region IStatsDao Membres public Counter loadCounters() { DbConnection dbCon = dbpf.CreateConnection(); DbDataAdapter dbDa = dbpf.CreateDataAdapter(); dbDa.SelectCommand = dbCon.CreateCommand(); dbCon.ConnectionString = conStr; try { dbCon.Open(); dbDa.SelectCommand.CommandText = "SELECT COUNT(id) AS nb FROM person"; counter.PersonsCount = (int)(Int64)dbDa.SelectCommand.ExecuteScalar(); dbDa.SelectCommand.CommandText = "SELECT COUNT(personId) AS nb FROM user"; counter.UsersCount = (int)(Int64)dbDa.SelectCommand.ExecuteScalar(); dbDa.SelectCommand.CommandText = "SELECT COUNT(id) AS nb FROM borrow"; counter.BorrowsCount = (int)(Int64)dbDa.SelectCommand.ExecuteScalar(); dbDa.SelectCommand.CommandText = "SELECT COUNT(id) AS nb FROM item"; counter.BrolCount = (int)(Int64)dbDa.SelectCommand.ExecuteScalar(); dbCon.Close(); } catch (Exception e) { } finally { if (dbCon.State != ConnectionState.Closed) dbCon.Close(); } return counter; } public Stat loadActorRoles() { DbConnection dbCon = dbpf.CreateConnection(); DbDataAdapter dbDa = dbpf.CreateDataAdapter(); dbDa.SelectCommand = dbCon.CreateCommand(); dbCon.ConnectionString = conStr; StringBuilder str = new StringBuilder("SELECT COUNT(actor.roleId) AS actors, role.roleName AS role_name"); str.Append(" FROM role INNER JOIN actor ON role.id = actor.roleId"); str.Append(" GROUP BY role.roleName, actor.roleId"); str.Append(" ORDER BY COUNT(actor.roleId) DESC"); /*StringBuilder str = new StringBuilder("SELECT COUNT(actor.personId) AS [actors], CONCAT_WS(' ',person.firstName,person.lastName) AS [actor_name]"); str.Append(" FROM person INNER JOIN actor ON person.[id] = actor.[personId]"); str.Append(" GROUP BY person.lastName, person.firstName, actor.roleId"); str.Append(" ORDER BY COUNT(actor.personId) DESC");*/ dbDa.SelectCommand.CommandText = str.ToString(); notify(new Notification(Notification.VERBOSE.persistentOperation, dbDa.SelectCommand.CommandText, this)); try { dbDa.Fill(brolDt); } catch (System.Data.OleDb.OleDbException e) { notify(new Notification(Notification.VERBOSE.criticalError, "Chargement des rôles pour les statistiques", e, this)); } dbCon.Close(); foreach (DataRow dr in brolDt.Rows) { stat.increase((String)dr["role_name"], (Int64)dr["actors"]); } return stat; } public Stat loadCurrentBorrows() { DbConnection dbCon = dbpf.CreateConnection(); DbDataAdapter dbDa = dbpf.CreateDataAdapter(); dbDa.SelectCommand = dbCon.CreateCommand(); dbCon.ConnectionString = conStr; StringBuilder str = new StringBuilder("SELECT COUNT(borrow.id) AS borrows, CONCAT_WS(' ',person.firstName,person.lastName) AS borrower"); str.Append(" FROM person INNER JOIN borrow ON person.id = borrow.personId"); str.Append(" GROUP BY person.lastName, person.firstName, borrow.endDate"); str.Append(" HAVING (((Count(borrow.id))>0) AND ((borrow.endDate) Is Null))"); str.Append(" ORDER BY COUNT(borrow.id) DESC"); dbDa.SelectCommand.CommandText = str.ToString(); notify(new Notification(Notification.VERBOSE.persistentOperation, dbDa.SelectCommand.CommandText, this)); try { dbDa.Fill(brolDt); } catch (System.Data.OleDb.OleDbException e) { notify(new Notification(Notification.VERBOSE.criticalError, "Chargement des emprunts en cours pour les statistiques", e, this)); } dbCon.Close(); foreach (DataRow dr in brolDt.Rows) { stat.increase((String)dr["borrower"], (Int64)dr["borrows"]); } return stat; } public Stat loadAllBorrows() { DbConnection dbCon = dbpf.CreateConnection(); DbDataAdapter dbDa = dbpf.CreateDataAdapter(); dbDa.SelectCommand = dbCon.CreateCommand(); dbCon.ConnectionString = conStr; /* SELECT Count(borrow.id) AS borrows, [firstName]+" "+[lastName] AS borrower FROM person INNER JOIN borrow ON person.id = borrow.personId GROUP BY [firstName]+" "+[lastName] HAVING (((Count(borrow.id))>0)) ORDER BY Count(borrow.id) DESC; */ StringBuilder str = new StringBuilder("SELECT COUNT(borrow.id) AS borrows,CONCAT_WS(' ',person.firstName,person.lastName) AS borrower"); str.Append(" FROM person INNER JOIN borrow ON person.id = borrow.personId"); str.Append(" GROUP BY borrower"); str.Append(" HAVING COUNT(borrow.id)>0"); str.Append(" ORDER BY COUNT(borrow.id) DESC"); dbDa.SelectCommand.CommandText = str.ToString(); notify(new Notification(Notification.VERBOSE.persistentOperation, dbDa.SelectCommand.CommandText, this)); try { dbDa.Fill(brolDt); } catch (System.Data.OleDb.OleDbException e) { notify(new Notification(Notification.VERBOSE.criticalError, "Chargement des emprunts pour les statistiques", e, this)); } dbCon.Close(); foreach (DataRow dr in brolDt.Rows) { stat.increase((String)dr["borrower"], (Int64)dr["borrows"]); } return stat; } public Stat loadBrolTypes() { DbConnection dbCon = dbpf.CreateConnection(); DbDataAdapter dbDa = dbpf.CreateDataAdapter(); dbDa.SelectCommand = dbCon.CreateCommand(); dbCon.ConnectionString = conStr; str.Append(" FROM type LEFT JOIN item ON type.id = item.typeId"); str.Append(" GROUP BY type.name"); str.Append(" ORDER BY COUNT(item.id) DESC;"); dbDa.SelectCommand.CommandText = str.ToString(); notify(new Notification(Notification.VERBOSE.persistentOperation, dbDa.SelectCommand.CommandText, this)); try { dbDa.Fill(brolDt); } catch (System.Data.OleDb.OleDbException e) { notify(new Notification(Notification.VERBOSE.criticalError, "Chargement des types d'ouvrages pour les statistiques", e, this)); } dbCon.Close(); foreach (DataRow dr in brolDt.Rows) { stat.increase((String)dr["name"], (Int64)dr["items"]); } return stat; } public Stat loadMediaBrolTypes() { DbConnection dbCon = dbpf.CreateConnection(); DbDataAdapter dbDa = dbpf.CreateDataAdapter(); dbDa.SelectCommand = dbCon.CreateCommand(); dbCon.ConnectionString = conStr; str.Append(" FROM type LEFT JOIN (item LEFT JOIN itemBiblio ON item.id = itemBiblio.itemId) ON type.id = item.typeId"); str.Append(" GROUP BY type.name"); str.Append(" ORDER BY COUNT(itemBiblio.id) DESC;"); dbDa.SelectCommand.CommandText = str.ToString(); notify(new Notification(Notification.VERBOSE.persistentOperation, dbDa.SelectCommand.CommandText, this)); try { dbDa.Fill(brolDt); } catch (System.Data.OleDb.OleDbException e) { notify(new Notification(Notification.VERBOSE.criticalError, "Chargement des types d'exemplaires pour les statistiques", e, this)); } dbCon.Close(); foreach (DataRow dr in brolDt.Rows) { stat.increase((String)dr["name"], (Int64)dr["items"]); } return stat; } #endregion } }
Structure et Fichiers du projet
Afficher/masquer...Icône | Nom | Taille | Modification |
Icône | Nom | Taille | Modification |
| _ | Répertoire parent | 0 octets | 1731752754 16/11/2024 11:25:54 |
| _ | utils | 0 octets | 1541007203 31/10/2018 18:33:23 |
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Vielen Dank im Voraus.
Dokument erstellt 16/10/2009, zuletzt geändert 26/10/2018
Quelle des gedruckten Dokuments:https://www.gaudry.be/de/cs-bibliobrol-source-rf-model/dao/mysql//MySQLStatsDao.cs.html
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