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EggMan20339 2024-02-15 11:52:59 -05:00
parent 9155095a3e
commit d9dcf41695
10 changed files with 514 additions and 32 deletions
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1
.idea/.idea.CNSA-212-Personal-CAS/.idea/sqldialects.xml
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@ -1,7 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="SqlDialectMappings">
<file url="dbSrc:///b6add4d8/e01dfe76-6e86-4e8c-ac8c-21ef8c2f8f5a/database/College2/schema/dbo/routine/SearchStudent.sql" dialect="TSQL" />
<file url="PROJECT" dialect="GenericSQL" />
</component>
</project>

5
Database3/Database3.csproj
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@ -61,6 +61,8 @@
</Compile>
<Compile Include="Program.cs"/>
<Compile Include="Properties\AssemblyInfo.cs"/>
<Compile Include="state.cs" />
<Compile Include="StateManager.cs" />
<Compile Include="StudentDataTier.cs" />
<EmbeddedResource Include="frmEdit.resx">
<DependentUpon>frmEdit.cs</DependentUpon>
@ -90,5 +92,8 @@
<ItemGroup>
<None Include="App.config"/>
</ItemGroup>
<ItemGroup>
<Content Include="State.xml" />
</ItemGroup>
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets"/>
</Project>

55
Database3/State.xml Normal file
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@ -0,0 +1,55 @@
<?xml version="1.0" encoding="utf-8" ?>
<states>
<state name="Alabama" abbreviation="AL" />
<state name="Alaska" abbreviation="AK" />
<state name="Arizona" abbreviation="AZ" />
<state name="Arkansas" abbreviation="AR" />
<state name="California" abbreviation="CA" />
<state name="Colorado" abbreviation="CO" />
<state name="Connecticut" abbreviation="CT" />
<state name="Delaware" abbreviation="DE" />
<!--
<state name="District of Columbia" abbreviation="DC" />
-->
<state name="Florida" abbreviation="FL" />
<state name="Georgia" abbreviation="GA" />
<state name="Hawaii" abbreviation="HI" />
<state name="Idaho" abbreviation="ID" />
<state name="Illinois" abbreviation="IL" />
<state name="Iowa" abbreviation="IA" />
<state name="Kansas" abbreviation="KS" />
<state name="Kentucky" abbreviation="KY" />
<state name="Louisiana" abbreviation="LA" />
<state name="Maine" abbreviation="ME" />
<state name="Maryland" abbreviation="MD" />
<state name="Massachussetts" abbreviation="MA" />
<state name="Michigan" abbreviation="MI" />
<state name="Minnesota" abbreviation="MN" />
<state name="Mississippi" abbreviation="MS" />
<state name="Missouri" abbreviation="MO" />
<state name="Montana" abbreviation="MT" />
<state name="Nebraska" abbreviation="NE" />
<state name="Nevada" abbreviation="NV" />
<state name="New Hampshire" abbreviation="NH" />
<state name="New Jersey" abbreviation="NJ" />
<state name="New Mexico" abbreviation="NM" />
<state name="New York" abbreviation="NY" />
<state name="North Carolina" abbreviation="NC" />
<state name="North Dakota" abbreviation="ND" />
<state name="Ohio" abbreviation="OH" />
<state name="Oklahoma" abbreviation="OK" />
<state name="Oregon" abbreviation="OR" />
<state name="Pennsylvania" abbreviation="PA" />
<state name="Rhode Island" abbreviation="RI" />
<state name="South Carolina" abbreviation="SC" />
<state name="South Dakota" abbreviation="SD" />
<state name="Tennessee" abbreviation="TN" />
<state name="Texas" abbreviation="TX" />
<state name="Utah" abbreviation="UT" />
<state name="Vermont" abbreviation="VT" />
<state name="Virginia" abbreviation="VA" />
<state name="Washington" abbreviation="WA" />
<state name="West Virgina" abbreviation="WV" />
<state name="Wisconsin" abbreviation="WI" />
<state name="Wyoming" abbreviation="WY" />
</states>

208
Database3/StateManager.cs Normal file
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@ -0,0 +1,208 @@
using System;
using System.Collections.Generic;
using System.Collections;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Diagnostics;
using System.Globalization;
using System.IO;
using System.Reflection;
using System.Runtime.CompilerServices;
using System.Security;
using Microsoft.VisualBasic;
using System.Windows;
using System.Xml;
using System.Web;
//using System.Web.Caching;
namespace Traffic
{
/// <summary>
/// ''' Provides the functionality related to retrieving the list
/// ''' of states for a system;
//// reads an xml file
/// ''' </summary>
public static class StateManager
{
// Cache object that will be used to store and retrieve items from
// the cache and constants used within this object
// private static Cache myCache = System.Web.HttpRuntime.Cache();
private static string stateKey = "StateKey";
public static string applicationConstantsFileName = AppDomain.CurrentDomain.BaseDirectory + "State.xml"; // = Strings.Replace(System.AppDomain.CurrentDomain.BaseDirectory + "State.xml", "/", @"\");
// "States.config", "/", "\")
private static state[] stateArray;
private static ArrayList errorList;
// Tells you whether or not any errors have occurred w/in the module
public static bool hasErrors
{
get
{
if (errorList == null || errorList.Count == 0)
return false;
else
return true;
}
}
// Retrieves an array list of Exception objects
public static ArrayList getErrors
{
get
{
return errorList;
}
}
// Private method used to add errors to the errorList
private static void addError(ref Exception e)
{
if (errorList == null)
errorList = new ArrayList();
errorList.Add(e);
}
/// <summary>
/// ''' Gets all the states
/// ''' </summary>
/// ''' <returns>An array of State objects</returns>
public static state[] getStates()
{
//if (myCache[stateKey] == null)
PopulateCache();
return stateArray;
}
/// <summary>
/// ''' Takes the abbreviation given and returns the full name
/// ''' </summary>
/// ''' <returns>The full name for the abbreviation in
/// ''' question</returns>
private static string convertAbbreviationToName(ref string abbreviation)
{
XmlDocument xmlFile = new XmlDocument();
try
{
applicationConstantsFileName = applicationConstantsFileName.Replace("/", @"\");
xmlFile.Load(applicationConstantsFileName);
XmlNode theNode = xmlFile.SelectSingleNode("descendant::state[@abbreviation='" + abbreviation + "']");
if (theNode != null)
return theNode.Attributes.GetNamedItem("name").Value;
}
catch (Exception e)
{
addError(ref e);
}
return null;
}
/// <summary>
/// ''' Gets the state object based on the full name
/// ''' </summary>
/// ''' <param name="name">The full name of the state to
/// ''' retrieve</param>
/// ''' <returns>A State object for the name given</returns>
public static state getStateByName(ref string name)
{
// if (myCache[stateKey + name] == null)
PopulateCache();
//return state[stateKey + name];
return (state)Convert.ChangeType(stateKey, typeof(state[]));
}
/// <summary>
/// ''' Gets the state object based on the abbreviation
/// ''' </summary>
/// ''' <param name="abbreviation">The abbreviation of the state
/// ''' to retrieve</param>
/// ''' <returns>A State object for the abbreviation
/// ''' given</returns>
public static state getStateByAbbreviation(ref string abbreviation)
{
string name = convertAbbreviationToName(ref abbreviation);
if (name != null)
return getStateByName(ref name);
else
return null/* TODO Change to default(_) if this is not a reference type */;
}
/// <summary>The manager attempts to load the XML
/// ''' file and store it in the cache with a dependency on the XML
/// ''' file itself.' This means that any time the XML file changes, it
/// ''' is removed from the cache. When the methods that return State
/// ''' objects are called again, the XML file won't exist in memory
/// ''' and the PopulateCache will be re-called.
/// ''' </summary>
private static void PopulateCache()
{
XmlDocument xmlFile = new XmlDocument();
// Dim theState As State
XmlNode theNode;
string theName, theAbbreviation;
int i = 0;
try
{
applicationConstantsFileName = applicationConstantsFileName.Replace("/", @"\");
xmlFile.Load(applicationConstantsFileName);
// Attempt to find the element given the "key" for that tag
XmlNodeList elementList = xmlFile.GetElementsByTagName("state");
if (elementList != null)
{
stateArray = (state[])Array.CreateInstance(typeof(state), elementList.Count);
// Loop through each element that has the name we're looking for
for (i = 0; i <= elementList.Count - 1; i++)
{
theNode = elementList[i];
// Get the name for that tag
if (theNode.Attributes.GetNamedItem("name") != null)
theName = theNode.Attributes.GetNamedItem("name").Value;
else
theName = null;
// Get the abbreviation for that tag
if (theNode.Attributes.GetNamedItem("abbreviation") != null)
theAbbreviation = theNode.Attributes.GetNamedItem("abbreviation").Value;
else
theAbbreviation = null;
// Populate that location in the array with the
// values for the tag
stateArray[i] = new state(ref theName, ref theAbbreviation);
// Insert the state into cache
//// myCache.Insert(stateKey + theName, stateArray[i], new CacheDependency(applicationConstantsFileName));
}
// Insert the state array into cache
//// myCache.Insert(stateKey, stateArray, new CacheDependency(applicationConstantsFileName));
}
}
catch (Exception e)
{
addError(ref e);
}
}
}
}

128
Database3/StudentDataTier.cs
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@ -61,38 +61,106 @@ namespace Database3
{
try
{
// open connection
myConn.Open();
//clear any parameters
cmdString.Parameters.Clear();
// command
cmdString.Connection = myConn;
cmdString.CommandType = CommandType.StoredProcedure;
cmdString.CommandTimeout = 1500;
cmdString.CommandText = "GetByStudentIDS";
// Define input parameter
cmdString.Parameters.Add("@studentid", SqlDbType.VarChar, 6).Value = StuID;
// adapter and dataset
SqlDataAdapter aAdapter = new SqlDataAdapter();
aAdapter.SelectCommand = cmdString;
DataSet aDataSet = new DataSet();
try
{
// open connection
myConn.Open();
//clear any parameters
cmdString.Parameters.Clear();
// command
cmdString.Connection = myConn;
cmdString.CommandType = CommandType.StoredProcedure;
cmdString.CommandTimeout = 1500;
cmdString.CommandText = "GetByStudentIDS";
// Define input parameter
cmdString.Parameters.Add("@studentid", SqlDbType.VarChar, 6).Value = StuID;
// adapter and dataset
SqlDataAdapter aAdapter = new SqlDataAdapter();
aAdapter.SelectCommand = cmdString;
DataSet aDataSet = new DataSet();
// fill adapter
aAdapter.Fill(aDataSet);
// fill adapter
aAdapter.Fill(aDataSet);
// return dataSet
return aDataSet;
}
catch (Exception ex)
{
throw new ArgumentException(ex.Message);
}
finally
{
myConn.Close();
}
// return dataSet
return aDataSet;
}
catch (Exception ex)
{
throw new ArgumentException(ex.Message);
}
finally
{
myConn.Close();
}
}
public void DeleteStudents(string StuID)
{
try
{
// open connection
myConn.Open();
//clear any parameters
cmdString.Parameters.Clear();
// command
cmdString.Connection = myConn;
cmdString.CommandType = CommandType.StoredProcedure;
cmdString.CommandTimeout = 1500;
cmdString.CommandText = "DELETESTUDENT";
// Define input parameter
cmdString.Parameters.Add("@studentid", SqlDbType.VarChar, 6).Value = StuID;
object result = cmdString.ExecuteScalar();
}
catch (Exception ex)
{
throw new ArgumentException(ex.Message);
}
finally
{
myConn.Close();
}
}
public void UpdateStudent(string studid, string firstname, string lastname, DateTime dob, decimal acctbal, string Gender,decimal totalCreds, string state)
{
try
{
myConn.Open();
cmdString.Parameters.Clear();
cmdString.Connection = myConn;
cmdString.CommandType = CommandType.StoredProcedure;
cmdString.CommandTimeout = 1500;
cmdString.CommandText = "UPDATESTUDENTBYID";
cmdString.Parameters.Add("@student_id", SqlDbType.VarChar, 6).Value = studid;
cmdString.Parameters.Add("@fname", SqlDbType.VarChar, 25).Value = firstname;
cmdString.Parameters.Add("@lname", SqlDbType.VarChar, 25).Value = lastname;
cmdString.Parameters.Add("@balance", SqlDbType.Decimal, 7).Value = acctbal;
cmdString.Parameters.Add("@dob", SqlDbType.Date).Value = dob;
cmdString.Parameters.Add("@gender", SqlDbType.Char, 6).Value = Gender;
cmdString.Parameters.Add("@credits", SqlDbType.Decimal, 5).Value = totalCreds;
cmdString.Parameters.Add("@state", SqlDbType.Char, 2).Value = state;
cmdString.ExecuteScalar();
}
catch (Exception ex)
{
throw new ArgumentException(ex.Message);
}
finally
{
myConn.Close();
}
}
}

2
Database3/frmEdit.Designer.cs generated
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@ -130,6 +130,7 @@ namespace Database3
this.btnUpdate.TabIndex = 8;
this.btnUpdate.Text = "Update";
this.btnUpdate.UseVisualStyleBackColor = true;
this.btnUpdate.Click += new System.EventHandler(this.btnUpdate_Click);
//
// txtStuID
//
@ -214,6 +215,7 @@ namespace Database3
this.Controls.Add(this.lblDisStuID);
this.Name = "frmEdit";
this.Text = "frmEdit";
this.FormClosing += new System.Windows.Forms.FormClosingEventHandler(this.Form_Closing);
this.Load += new System.EventHandler(this.frmEdit_Load);
this.ResumeLayout(false);
this.PerformLayout();

75
Database3/frmEdit.cs
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@ -1,6 +1,7 @@
using System;
using System.Data;
using System.Windows.Forms;
using Traffic;
namespace Database3
{
@ -11,6 +12,13 @@ namespace Database3
InitializeComponent();
}
private void Form_Closing(object sender, FormClosingEventArgs e)
{
frmSearch.btnSearch_Click(sender, e);
}
private void frmEdit_Load(object sender, EventArgs e)
{
// txtStuID.Text = frmSearch.myID;
@ -40,5 +48,72 @@ namespace Database3
}
}
private void btnUpdate_Click(object sender, EventArgs e)
{
string studid = "";
string firstname = "";
string lastname = "";
DateTime dob = new DateTime(1/1/1111);
decimal acctbal = 0;
string gender = "";
decimal credits = 0;
string state = "";
try
{
DataSet ds = new DataSet();
StudentDataTier stuDT = new StudentDataTier();
studid = txtStuID.Text.Trim();
firstname = txtfname.Text.Trim();
lastname = txtlname.Text.Trim();
try
{
dob = DateTime.Parse(txtDOB.Text.Trim());
}
catch (Exception exception)
{
}
try
{
acctbal = decimal.Parse(txtSalary.Text.Trim());
}
catch (Exception exception)
{
}
gender = cboGender.Text.Trim();
if (gender != "MALE" && gender != "FEMALE")
{
gender = "NA";
}
try
{
credits = decimal.Parse(txtCredits.Text.Trim());
}
catch (Exception exception)
{
}
state = cboState.Text.Trim();
stuDT.UpdateStudent(studid, firstname, lastname, dob, acctbal, gender, credits, state);
}
catch
{
}
}
}
}

1
Database3/frmSearch.Designer.cs generated
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@ -96,6 +96,7 @@
this.cmuDelete.Name = "cmuDelete";
this.cmuDelete.Size = new System.Drawing.Size(152, 22);
this.cmuDelete.Text = "Delete";
this.cmuDelete.Click += new System.EventHandler(this.cmuDelete_Click);
//
// lblDislname
//

21
Database3/frmSearch.cs
View File

@ -38,7 +38,9 @@ namespace Database3
}
private void btnSearch_Click(object sender, EventArgs e)
public void btnSearch_Click(object sender, EventArgs e)
{
string studentid = "9999999999";
string lname = "9999999999";
@ -118,6 +120,23 @@ namespace Database3
{
dgvStudents_DoubleClick(sender, e);
}
private void cmuDelete_Click(object sender, EventArgs e)
{
string studentid = "";
DataSet ds = new DataSet();
StudentDataTier stuDT = new StudentDataTier();
DataGridViewRow row = dgvStudents.SelectedRows[0];
studentid = row.Cells[0].Value.ToString().Trim();
stuDT.DeleteStudents(studentid);
btnSearch_Click(sender, e);
}
}
}

50
Database3/state.cs Normal file
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@ -0,0 +1,50 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Traffic
{
public class state
{
private string nameString;
private string abbreviationString;
/// <summary>
/// used to display the states in 3 different forms
/// Name ("Pennsylvania"), Abbreviation ("PA") ,
/// name and abbreviation ("Pennsylvania (PA) ")
/// </summary>
/// <param name="nameArg"></param>
/// <param name="abbreviationArg"></param>
public state(ref string nameArg, ref string abbreviationArg)
{
abbreviationString = abbreviationArg;
nameString = nameArg;
}
public string Name
{
get
{
return nameString;
}
}
public string Abbreviation
{
get
{
return abbreviationString;
}
}
public string FullAndAbbrev
{
get
{
return nameString + " (" + abbreviationString + ")";
}
}
}
}