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TeamVision

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3.08/5 (11 votes)
16 Nov 2009CPL3 min read 83.8K   5.4K   69  
A simple project task management application. A managed approach to help keep on top of your projects.
'------------------------------------------------------------------------------
' <auto-generated>
'     This code was generated by a tool.
'     Runtime Version:2.0.50727.3082
'
'     Changes to this file may cause incorrect behavior and will be lost if
'     the code is regenerated.
' </auto-generated>
'------------------------------------------------------------------------------

Option Strict Off
Option Explicit On

Imports TeamVision.Business
Imports TeamVision.Common
Imports System
Imports System.Collections
Imports System.Collections.Generic
Imports System.ComponentModel
Imports System.Data
Imports System.Text

'*************************************************************
' Class Name:  StateManager
' Purpose:  Data Access Object (DAO)
' Description: Sends and receives data from the database
'***************************************************************
Namespace Managers
    
    Public NotInheritable Class StateManager
        
        Private Sub New()
            MyBase.New
        End Sub
        
        #Region "GetByPrimaryKey"
        <DataObjectMethod(DataObjectMethodType.[Select], false)>  _
        Public Shared Function GetByPrimaryKey(ByVal StateID As Integer) As State
            Dim sql As StringBuilder = New StringBuilder
            sql.Append("SELECT * FROM [States] WHERE ")
            sql.Append((" [StateID]=" + StateID.ToString))
            Dim dt As System.Data.DataTable = DataHandler.GetDataTable(sql.ToString)
            Dim row As System.Data.DataRow = Nothing
            row = dt.Rows(0)
            Dim biz As State = New State
            biz.StateID = Utility.NullToZero(row("StateID"))
            biz.Name = Utility.NullToString(row("Name"))
            Return biz
        End Function
        #End Region
        
        #Region "GetStatesWhere"
        <DataObjectMethod(DataObjectMethodType.[Select], false)>  _
        Public Shared Function GetStatesWhere(ByVal WhereSQL As String) As System.Collections.Generic.List(Of State)
            Dim sql As StringBuilder = New StringBuilder
            sql.Append("SELECT * FROM [States] WHERE ")
            sql.Append(WhereSQL)
            Dim dt As System.Data.DataTable = DataHandler.GetDataTable(sql.ToString)
            Dim row As System.Data.DataRow = Nothing
            Dim i As Integer
            Dim recordList As System.Collections.Generic.List(Of State) = New System.Collections.Generic.List(Of State)
            i = 0
            Do While (i  _
                        <= (dt.Rows.Count - 1))
                row = dt.Rows(i)
                Dim biz As State = New State
                biz.StateID = Utility.NullToZero(row("StateID"))
                biz.Name = Utility.NullToString(row("Name"))
                recordList.Add(biz)
                i = (i + 1)
            Loop
            Return recordList
        End Function
        #End Region
        
        #Region "GetStateTableWhere"
        <DataObjectMethod(DataObjectMethodType.[Select], false)>  _
        Public Shared Function GetStateTableWhere(ByVal WhereSQL As String) As Schema.StateTable
            Dim sql As StringBuilder = New StringBuilder
            sql.Append("SELECT * FROM [States] WHERE ")
            sql.Append(WhereSQL)
            Dim dt As System.Data.DataTable = DataHandler.GetDataTable(sql.ToString)
            Dim row As System.Data.DataRow = Nothing
            Dim i As Integer
            Dim table As Schema.StateTable = New Schema.StateTable
            Dim dr As Schema.StateRow = Nothing
            i = 0
            Do While (i  _
                        <= (dt.Rows.Count - 1))
                row = dt.Rows(i)
                dr = table.NewStateRow
                dr.StateID = Utility.NullToZero(row("StateID"))
                dr.Name = Utility.NullToString(row("Name"))
                table.AddStateRow(dr)
                i = (i + 1)
            Loop
            Return table
        End Function
        #End Region
        
        #Region "GetAllStates"
        <DataObjectMethod(DataObjectMethodType.[Select], true)>  _
        Public Shared Function GetAllStates() As System.Collections.Generic.List(Of State)
            Dim sql As StringBuilder = New StringBuilder
            sql.Append("SELECT * FROM [States]")
            Dim dt As System.Data.DataTable = DataHandler.GetDataTable(sql.ToString)
            Dim row As System.Data.DataRow = Nothing
            Dim i As Integer
            Dim recordList As System.Collections.Generic.List(Of State) = New System.Collections.Generic.List(Of State)
            i = 0
            Do While (i  _
                        <= (dt.Rows.Count - 1))
                row = dt.Rows(i)
                Dim biz As State = New State
                biz.StateID = Utility.NullToZero(row("StateID"))
                biz.Name = Utility.NullToString(row("Name"))
                recordList.Add(biz)
                i = (i + 1)
            Loop
            Return recordList
        End Function
        #End Region
        
        #Region "Insert"
        <DataObjectMethod(DataObjectMethodType.Insert, true)>  _
        Public Shared Function Insert(ByVal biz As Models.State) As Integer
            Dim sql As StringBuilder = New StringBuilder
            sql.Append("INSERT INTO [States] ( ")
            sql.Append("[Name] ")
            sql.Append(") VALUES ( ")
            sql.Append((("'" + biz.Name.ToString)  _
                            + "'"))
            sql.Append(")")
            Dim ScalarID As Integer = DataHandler.Insert(sql.ToString, true)
            Return ScalarID
        End Function
        #End Region
        
        #Region "Update"
        <DataObjectMethod(DataObjectMethodType.Update, true)>  _
        Public Shared Sub Update(ByVal biz As Models.State)
            Dim sql As StringBuilder = New StringBuilder
            sql.Append("UPDATE [States] ")
            sql.Append(" SET ")
            sql.Append(((" [Name]='" + biz.Name.ToString)  _
                            + "' "))
            sql.Append((" WHERE [StateID]=" + biz.StateID.ToString))
            DataHandler.Update(sql.ToString)
        End Sub
        #End Region
        
        #Region "Delete"
        <DataObjectMethod(DataObjectMethodType.Delete, true)>  _
        Public Shared Sub Delete(ByVal StateID As Integer)
            Try 
                Dim sql As StringBuilder = New StringBuilder
                sql.Append("DELETE * FROM [States] WHERE ")
                sql.Append((" [StateID]=" + StateID.ToString))
                DataHandler.GetDataTable(sql.ToString)
            Catch ex As System.Exception
            End Try
        End Sub
        #End Region
        
        #Region "DeleteWhere"
        <DataObjectMethod(DataObjectMethodType.Delete, false)>  _
        Public Shared Sub DeleteWhere(ByVal WhereSQL As String)
            Dim sql As StringBuilder = New StringBuilder
            sql.Append("DELETE * FROM [States] WHERE ")
            sql.Append(WhereSQL)
            DataHandler.GetDataTable(sql.ToString)
        End Sub
        #End Region
        
        #Region "GetTasks"
        <DataObjectMethod(DataObjectMethodType.[Select], false)>  _
        Public Shared Function GetTasks(ByVal biz As State) As System.Collections.Generic.List(Of Task)
            'TODO: Define more complex and custom query SQL here. 
            '  ex.: SELECT DISTINCT, RIGHT JOIN, LEFT JOIN, etc...
            Dim sql As StringBuilder = New StringBuilder
            sql.Append("SELECT * FROM [Tasks] ")
            sql.Append(" WHERE ")
            sql.Append((" [Tasks].[StateID]=" + biz.StateID.ToString))
            Dim dt As DataTable = DataHandler.GetDataTable(sql.ToString)
            Dim i As Integer
            Dim recordList As System.Collections.Generic.List(Of Task) = New System.Collections.Generic.List(Of Task)
            i = 0
            Do While (i  _
                        <= (dt.Rows.Count - 1))
                Dim row As Datarow = dt.Rows(i)
                Dim TaskID As Integer = Utility.NullToZero(row("TaskID"))
                Dim CategoryID As Integer = Utility.NullToZero(row("CategoryID"))
                Dim Comments As String = Utility.NullToString(row("Comments"))
                Dim DateCompleted As Date = Utility.NullToDate(row("DateCompleted"))
                Dim DateModified As Date = Utility.NullToDate(row("DateModified"))
                Dim Datestamp As Date = Utility.NullToDate(row("Datestamp"))
                Dim Description As String = Utility.NullToString(row("Description"))
                Dim DueDate As Date = Utility.NullToDate(row("DueDate"))
                Dim Duration As Double = Utility.NullToZero(row("Duration"))
                Dim EstimatedHours As Double = Utility.NullToZero(row("EstimatedHours"))
                Dim IsDeleted As Boolean = Utility.NullToBool(row("IsDeleted"))
                Dim Name As String = Utility.NullToString(row("Name"))
                Dim Number As String = Utility.NullToString(row("Number"))
                Dim ParentID As Integer = Utility.NullToZero(row("ParentID"))
                Dim PriorityID As Integer = Utility.NullToZero(row("PriorityID"))
                Dim Progress As Double = Utility.NullToZero(row("Progress"))
                Dim ProjectID As Integer = Utility.NullToZero(row("ProjectID"))
                Dim Risk As Integer = Utility.NullToZero(row("Risk"))
                Dim StartDate As Date = Utility.NullToDate(row("StartDate"))
                Dim StateID As Integer = Utility.NullToZero(row("StateID"))
                Dim Summary As String = Utility.NullToString(row("Summary"))
                Dim UserID As Integer = Utility.NullToZero(row("UserID"))
                recordList.Add(New Task(TaskID,CategoryID,Comments,DateCompleted,DateModified,Datestamp,Description,DueDate,Duration,EstimatedHours,IsDeleted,Name,Number,ParentID,PriorityID,Progress,ProjectID,Risk,StartDate,StateID,Summary,UserID))
                i = (i + 1)
            Loop
            Return recordList
        End Function
        #End Region
        
        #Region "Count"
        Public Shared Function Count() As Integer
            Dim sql As StringBuilder = New StringBuilder
            sql.Append("SELECT * FROM [States]")
            Dim dt As System.Data.DataTable = DataHandler.GetDataTable(sql.ToString)
            Return dt.Rows.Count
        End Function
        #End Region
    End Class
End Namespace

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License

This article, along with any associated source code and files, is licensed under The Common Public License Version 1.0 (CPL)


Written By
Founder Arkitech EBC Corporation
United States United States
MS, BBA, software developer, consultant, and trainer. Specializing in building data-centric applications designed for business, university, community & faith based organizations. Started developing Excel VBA macros and never looked back. Freelance developer utilizing VB.Net, SQL Server, Microsoft Access, and ASP.Net.

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