我的代码生成器（更新中）

using System;
2

using System.Collections.Generic;
3

using System.Text;
4

using System.Data;
5

using System.Data.SqlClient;
6

namespace JoeyCodeGenerator
8

{
9

public class CSharp : IProgrammingLanguage
10

{
11

public void GenerateBusinessLogicLayer(string projectName, string tableName, DataTable columns, DataTable pk, string folderPath)
12

{
13

string filePath = folderPath + "\\CSharp\\BusinessLogicLayer\\";
14

Routine.WriteFile(filePath + tableName + ".cs", GenerateClass(projectName, tableName, columns));
15

Routine.WriteFile(filePath + tableName + "Broker.cs", GenerateBroker(projectName, tableName));
16

}
17

public void GenerateDataAccessLayer(string projectName, string tableName, DataTable columns, DataTable pk, string folderPath)
19

{
20

string filePath = folderPath + "\\CSharp\\DataAccessLayer\\";
21

Routine.WriteFile(filePath + tableName + "DataBase.cs", GenerateDataBase(projectName, tableName, columns, pk));
22

}
23

private string GenerateBroker(string projectName, string tableName)
25

{
26

StringBuilder sb = new StringBuilder();
27

sb.AppendLine("using System;");
28

sb.AppendLine("using System.Collections.Generic;");
29

sb.AppendLine("using System.Text;");
30

sb.AppendLine();
31

sb.AppendLine("namespace " + projectName);
32

sb.AppendLine("{");
33

sb.AppendLine(" public class " + tableName + "Broker");
34

sb.AppendLine(" {");
35

sb.AppendLine(" #region \"Methods\"");
36

sb.AppendLine(" #region \"Insert\"");
37

sb.AppendLine(" public static void Insert(" + tableName + " instance)");
38

sb.AppendLine(" {");
39

sb.AppendLine(" //add business logic here");
40

sb.AppendLine(" " + tableName + "DataBase.Insert(instance);");
41

sb.AppendLine(" }");
42

sb.AppendLine(" #endregion");
43

sb.AppendLine();
44

sb.AppendLine(" #region \"Select\"");
45

sb.AppendLine(" public static void Select(" + tableName + " instance)");
46

sb.AppendLine(" {");
47

sb.AppendLine(" //add business logic here");
48

sb.AppendLine(" " + tableName + "DataBase.Select(instance);");
49

sb.AppendLine(" }");
50

sb.AppendLine(" #endregion");
51

sb.AppendLine();
52

sb.AppendLine(" #region \"Update\"");
53

sb.AppendLine(" public static void Update(" + tableName + " instance)");
54

sb.AppendLine(" {");
55

sb.AppendLine(" //add business logic here");
56

sb.AppendLine(" " + tableName + "DataBase.Update(instance);");
57

sb.AppendLine(" }");
58

sb.AppendLine(" #endregion");
59

sb.AppendLine();
60

sb.AppendLine(" #region \"Delete\"");
61

sb.AppendLine(" public static void Delete(" + tableName + " instance)");
62

sb.AppendLine(" {");
63

sb.AppendLine(" //add business logic here");
64

sb.AppendLine(" " + tableName + "DataBase.Delete(instance);");
65

sb.AppendLine(" }");
66

sb.AppendLine(" #endregion");
67

sb.AppendLine(" #endregion");
68

sb.AppendLine(" }");
69

sb.AppendLine("}");
70

return sb.ToString();
71

}
72

private string GenerateDataBase(string projectName, string tableName, DataTable columns, DataTable pk)
74

{
75

DataTable npk = Routine.GetNonePKColumns(columns, pk);
76

StringBuilder sb = new StringBuilder();
77

sb.AppendLine("using System;");
78

sb.AppendLine("using System.Collections.Generic;");
79

sb.AppendLine("using System.Text;");
80

sb.AppendLine("using System.Data;");
81

sb.AppendLine("using System.Data.SqlClient;");
82

sb.AppendLine("using System.Configuration;");
83

sb.AppendLine();
84

sb.AppendLine("namespace " + projectName);
85

sb.AppendLine("{");
86

sb.AppendLine(" public class " + tableName + "DataBase");
87

sb.AppendLine(" {");
88

sb.AppendLine(" #region \"Properties\"");
89

sb.AppendLine(" public const string CONNECTION_STRING = ConfigurationManager.ConnectionStrings[\"ConnectionString\"].ConnectionString;");
90

sb.AppendLine(" #endregion");
91

sb.AppendLine();
92

sb.AppendLine(" #region \"Methods\"");
93

sb.AppendLine(" #region \"Insert\"");
94

sb.AppendLine(" public static void Insert(" + tableName + " instance)");
95

sb.AppendLine(" {");
96

sb.AppendLine(" using (SqlConnection conn = new SqlConnection(CONNECTION_STRING))");
97

sb.AppendLine(" {");
98

sb.AppendLine(" using (SqlCommand comm = new SqlCommand())");
99

sb.AppendLine(" {");
100

sb.AppendLine(" comm.Connection = conn;");
101

sb.AppendLine(" comm.CommandType = CommandType.StoredProcedure;");
102

sb.AppendLine(" comm.CommandText = \"" + tableName + "_Insert\";");
103

foreach (DataRow dr in npk.Rows)
104

{
105

sb.AppendLine(" comm.Parameters.AddWithValue(\"@" + dr[0].ToString() + "\", instance." + dr[0].ToString() + ");");
106

}
107

sb.AppendLine(" SqlParameter sp;");
108

if (pk.Rows.Count == 1)//not composite primary key, retrieve the generated pk from database
109

{
110

sb.AppendLine(" sp = comm.Parameters.Add(\"@" + pk.Rows[0][0].ToString() + "\", " + Routine.ConvertFromDatabaseToSqlDbType(pk.Rows[0][1].ToString()) + ");");
111

sb.AppendLine(" sp.Direction = ParameterDirection.Output;");
112

}
113

else//composite primary key
114

{
115

foreach (DataRow dr in pk.Rows)
116

{
117

sb.AppendLine(" comm.Parameters.AddWithValue(\"@" + dr[0].ToString() + "\", instance." + dr[0].ToString() + ");");
118

}
119

}
120

sb.AppendLine(" sp = new SqlParameter();");
121

sb.AppendLine(" sp.Direction = ParameterDirection.ReturnValue;");
122

sb.AppendLine(" comm.Parameters.Add(sp);");
123

sb.AppendLine(" conn.Open();");
124

sb.AppendLine(" comm.ExecuteNonQuery();");
125

sb.AppendLine(" if ((int)sp.Value != 0)");
126

sb.AppendLine(" {");
127

sb.AppendLine(" throw new Exception(\"Errors happened when executing the stored procedure\");");
128

sb.AppendLine(" }");
129

if (pk.Rows.Count == 1)//not composite primary key, retrieve the generated pk from database
130

{
131

sb.AppendLine(" instance." + pk.Rows[0][0].ToString() + " = (" + Routine.ConvertFromDatabaseToLanguage(pk.Rows[0][1].ToString(), ProgrammingLanguageType.CSharp, DatabaseType.MSSQL) + ")comm.Parameters[\"@" + pk.Rows[0][0].ToString() + "\"].Value;");
132

}
133

sb.AppendLine(" conn.Close();");
134

sb.AppendLine(" }");
135

sb.AppendLine(" }");
136

sb.AppendLine(" }");
137

sb.AppendLine(" #endregion");
138

sb.AppendLine();
139

sb.AppendLine(" #region \"Select\"");
140

sb.AppendLine(" public static void Select(" + tableName + " instance)");
141

sb.AppendLine(" {");
142

sb.AppendLine(" using (SqlConnection conn = new SqlConnection(CONNECTION_STRING))");
143

sb.AppendLine(" {");
144

sb.AppendLine(" using (SqlCommand comm = new SqlCommand())");
145

sb.AppendLine(" {");
146

sb.AppendLine(" comm.Connection = conn;");
147

sb.AppendLine(" comm.CommandType = CommandType.StoredProcedure;");
148

sb.AppendLine(" comm.CommandText = \"" + tableName + "_Select\";");
149

foreach (DataRow dr in pk.Rows)
150

{
151

sb.AppendLine(" comm.Parameters.AddWithValue(\"@" + dr[0].ToString() + "\", instance." + dr[0].ToString() + ");");
152

}
153

sb.AppendLine(" SqlParameter sp;");
154

sb.AppendLine(" sp = new SqlParameter();");
155

sb.AppendLine(" sp.Direction = ParameterDirection.ReturnValue;");
156

sb.AppendLine(" comm.Parameters.Add(sp);");
157

sb.AppendLine(" conn.Open();");
158

sb.AppendLine(" using (SqlDataReader sdr = comm.ExecuteReader(CommandBehavior.CloseConnection))");
159

sb.AppendLine(" {");
160

sb.AppendLine(" if (sdr.Read())");
161

sb.AppendLine(" {");
162

foreach (DataRow dr in npk.Rows)
163

{
164

sb.AppendLine(" instance." + dr[0].ToString() + " = (" + Routine.ConvertFromDatabaseToLanguage(dr[1].ToString(), ProgrammingLanguageType.CSharp, DatabaseType.MSSQL) + ")sdr[\"" + dr[0].ToString() + "\"];");
165

}
166

sb.AppendLine(" }");
167

sb.AppendLine(" sdr.Close();");
168

sb.AppendLine(" }");
169

sb.AppendLine(" if ((int)sp.Value != 0)");
170

sb.AppendLine(" {");
171

sb.AppendLine(" throw new Exception(\"Errors happened when executing the stored procedure\");");
172

sb.AppendLine(" }");
173

sb.AppendLine(" }");
174

sb.AppendLine(" }");
175

sb.AppendLine(" }");
176

sb.AppendLine(" #endregion");
177

sb.AppendLine();
178

sb.AppendLine(" #region \"Update\"");
179

sb.AppendLine(" public static void Update(" + tableName + " instance)");
180

sb.AppendLine(" {");
181

sb.AppendLine(" using (SqlConnection conn = new SqlConnection(CONNECTION_STRING))");
182

sb.AppendLine(" {");
183

sb.AppendLine(" using (SqlCommand comm = new SqlCommand())");
184

sb.AppendLine(" {");
185

sb.AppendLine(" comm.Connection = conn;");
186

sb.AppendLine(" comm.CommandType = CommandType.StoredProcedure;");
187

sb.AppendLine(" comm.CommandText = \"" + tableName + "_Update\";");
188

foreach (DataRow dr in columns.Rows)
189

{
190

sb.AppendLine(" comm.Parameters.AddWithValue(\"@" + dr[0].ToString() + "\", instance." + dr[0].ToString() + ");");
191

}
192

sb.AppendLine(" SqlParameter sp;");
193

sb.AppendLine(" sp = new SqlParameter();");
194

sb.AppendLine(" sp.Direction = ParameterDirection.ReturnValue;");
195

sb.AppendLine(" comm.Parameters.Add(sp);");
196

sb.AppendLine(" conn.Open();");
197

sb.AppendLine(" comm.ExecuteNonQuery();");
198

sb.AppendLine(" if ((int)sp.Value != 0)");
199

sb.AppendLine(" {");
200

sb.AppendLine(" throw new Exception(\"Errors happened when executing the stored procedure\");");
201

sb.AppendLine(" }");
202

sb.AppendLine(" conn.Close();");
203

sb.AppendLine(" }");
204

sb.AppendLine(" }");
205

sb.AppendLine(" }");
206

sb.AppendLine(" #endregion");
207

sb.AppendLine();
208

sb.AppendLine(" #region \"Delete\"");
209

sb.AppendLine(" public static void Delete(" + tableName + " instance)");
210

sb.AppendLine(" {");
211

sb.AppendLine(" using (SqlConnection conn = new SqlConnection(CONNECTION_STRING))");
212

sb.AppendLine(" {");
213

sb.AppendLine(" using (SqlCommand comm = new SqlCommand())");
214

sb.AppendLine(" {");
215

sb.AppendLine(" comm.Connection = conn;");
216

sb.AppendLine(" comm.CommandType = CommandType.StoredProcedure;");
217

sb.AppendLine(" comm.CommandText = \"" + tableName + "_Delete\";");
218

foreach (DataRow dr in pk.Rows)
219

{
220

sb.AppendLine(" comm.Parameters.AddWithValue(\"@" + dr[0].ToString() + "\", instance." + dr[0].ToString() + ");");
221

}
222

sb.AppendLine(" SqlParameter sp;");
223

sb.AppendLine(" sp = new SqlParameter();");
224

sb.AppendLine(" sp.Direction = ParameterDirection.ReturnValue;");
225

sb.AppendLine(" comm.Parameters.Add(sp);");
226

sb.AppendLine(" conn.Open();");
227

sb.AppendLine(" comm.ExecuteNonQuery();");
228

sb.AppendLine(" if ((int)sp.Value != 0)");
229

sb.AppendLine(" {");
230

sb.AppendLine(" throw new Exception(\"Errors happened when executing the stored procedure\");");
231

sb.AppendLine(" }");
232

sb.AppendLine(" conn.Close();");
233

sb.AppendLine(" }");
234

sb.AppendLine(" }");
235

sb.AppendLine(" }");
236

sb.AppendLine(" #endregion");
237

sb.AppendLine(" #endregion");
238

sb.AppendLine(" }");
239

sb.AppendLine("}");
240

return sb.ToString();
241

}
242

243

private string GenerateClass(string projectName, string tableName, DataTable columns)
244

{
245

StringBuilder sb = new StringBuilder();
246

sb.AppendLine("using System;");
247

sb.AppendLine("using System.Collections.Generic;");
248

sb.AppendLine("using System.Text;");
249

sb.AppendLine();
250

sb.AppendLine("namespace " + projectName);
251

sb.AppendLine("{");
252

sb.AppendLine(" public class " + tableName);
253

sb.AppendLine(" {");
254

sb.AppendLine(" #region \"Properties\"");
255

foreach (DataRow dr in columns.Rows)
256

{
257

sb.AppendLine(" private " + Routine.ConvertFromDatabaseToLanguage(dr[1].ToString(), ProgrammingLanguageType.CSharp, DatabaseType.MSSQL) + " _" + dr[0].ToString() + ";");
258

}
259

foreach (DataRow dr in columns.Rows)
260

{
261

sb.AppendLine();
262

sb.AppendLine(" public " + Routine.ConvertFromDatabaseToLanguage(dr[1].ToString(), ProgrammingLanguageType.CSharp, DatabaseType.MSSQL) + " " + dr[0].ToString());
263

sb.AppendLine(" {");
264

sb.AppendLine(" get");
265

sb.AppendLine(" {");
266

sb.AppendLine(" return this._" + dr[0].ToString() + ";");
267

sb.AppendLine(" }");
268

sb.AppendLine(" set");
269

sb.AppendLine(" {");
270

sb.AppendLine(" this._" + dr[0].ToString() + " = value;");
271

sb.AppendLine(" }");
272

sb.AppendLine(" }");
273

}
274

sb.AppendLine(" #endregion");
275

sb.AppendLine(" }");
276

sb.AppendLine("}");
277

return sb.ToString();
278

}
279

}
280

}
281

using System;
2

namespace JoeyCodeGenerator
4

{
5

[Flags]
6

public enum DatabaseType
7

{
8

Default = 0,
9

MSSQL = 1,
10

Oracle = 2,
11

MySQL = 3,
12

Access = 4
13

}
14

}

using System;
2

using System.Collections.Generic;
3

using System.ComponentModel;
4

using System.Data;
5

using System.Drawing;
6

using System.Text;
7

using System.Windows.Forms;
8

using System.IO;
9

namespace JoeyCodeGenerator
11

{
12

public partial class Form1 : Form
13

{
14

public Form1()
15

{
16

InitializeComponent();
17

}
18

private void Form1_Load(object sender, EventArgs e)
20

{
21

}
23

private void button1_Click(object sender, EventArgs e)
25

{
26

Generator g = new Generator(this.textBox1.Text, this.textBox2.Text, this.textBox3.Text, DatabaseType.MSSQL, ProgrammingLanguageType.CSharp);
27

g.Generate();
28

}
29

}
30

}

using System;
2

using System.Collections.Generic;
3

using System.Text;
4

using System.Data.SqlClient;
5

using System.Data;
6

using System.IO;
7

namespace JoeyCodeGenerator
9

{
10

public class Generator
11

{
12

private properties
21

public properties
107

108

constructors
126

127

public methods
142

}
143

}

using System;
2

using System.Collections.Generic;
3

using System.Text;
4

using System.Data;
5

namespace JoeyCodeGenerator
7

{
8

interface IDataBase
9

{
10

DataTable GetColumnsFromTable(string tableName);
11

DataTable GetPKFromTable(string tableName);
12

List<string> GetTableNames();
13

void GenerateStoredProcedures(string tableName, DataTable columns, DataTable pk, string folderPath);
14

}
15

}
16

using System;
2

using System.Collections.Generic;
3

using System.Text;
4

using System.Data;
5

namespace JoeyCodeGenerator
7

{
8

interface IProgrammingLanguage
9

{
10

void GenerateBusinessLogicLayer(string projectName, string tableName, DataTable columns, DataTable pk, string folderPath);
11

void GenerateDataAccessLayer(string projectName, string tableName, DataTable columns, DataTable pk, string folderPath);
12

}
13

}
14

using System;
2

using System.Collections.Generic;
3

using System.Text;
4

using System.Data;
5

using System.Data.SqlClient;
6

namespace JoeyCodeGenerator
8

{
9

public class MSSQL : IDataBase
10

{
11

private string _connectionString;
12

public MSSQL(String connectionString)
14

{
15

this.ConnectionString = connectionString;
16

}
17

public string ConnectionString
19

{
20

get
21

{
22

return this._connectionString;
23

}
24

set
25

{
26

this._connectionString = value;
27

}
28

}
29

public DataTable GetColumnsFromTable(string tableName)
31

{
32

StringBuilder sb = new StringBuilder();
33

sb.AppendLine("SELECT columnTable.name,");
34

sb.AppendLine(" typeTable.name,");
35

sb.AppendLine(" REPLACE(CAST(COLUMNPROPERTY(columnTable.id, columnTable.name, 'PRECISION') AS nvarchar),'-1','4000')");
36

sb.AppendLine(" FROM syscolumns columnTable");
37

sb.AppendLine(" JOIN");
38

sb.AppendLine(" systypes typeTable");
39

sb.AppendLine(" ON columnTable.xtype = typeTable.xtype");
40

sb.AppendLine(" WHERE columnTable.id = object_id(N'" + tableName + "')");
41

sb.AppendLine(" AND typeTable.name <> 'sysname'");
42

DataTable dt = new DataTable();
43

using (SqlConnection conn = new SqlConnection(this.ConnectionString))
44

{
45

using (SqlCommand comm = new SqlCommand())
46

{
47

comm.CommandText = sb.ToString();
48

comm.Connection = conn;
49

conn.Open();
50

using (SqlDataAdapter sda = new SqlDataAdapter())
51

{
52

sda.SelectCommand = comm;
53

sda.Fill(dt);
54

}
55

}
56

}
57

return dt;
58

}
59

public DataTable GetPKFromTable(string tableName)
61

{
62

StringBuilder sb = new StringBuilder();
63

sb.AppendLine("SELECT PrimaryKey = columnTable.name,");
64

sb.AppendLine(" KeyType = typeTable.name,");
65

sb.AppendLine(" REPLACE(CAST(COLUMNPROPERTY(columnTable.id, columnTable.name, 'PRECISION') AS nvarchar),'-1','4000')");
66

sb.AppendLine(" FROM syscolumns columnTable");
67

sb.AppendLine(" JOIN systypes typeTable");
68

sb.AppendLine(" ON columnTable.xtype = typeTable.xtype");
69

sb.AppendLine(" JOIN sysobjects objectTable");
70

sb.AppendLine(" ON columnTable.id = objectTable.id");
71

sb.AppendLine(" AND objectTable.xtype = 'U'");
72

sb.AppendLine(" AND objectTable.name <> 'dtproperties'");
73

sb.AppendLine(" WHERE EXISTS");
74

sb.AppendLine(" (");
75

sb.AppendLine(" SELECT 1");
76

sb.AppendLine(" FROM sysobjects");
77

sb.AppendLine(" WHERE xtype='PK'");
78

sb.AppendLine(" AND name IN");
79

sb.AppendLine(" (");
80

sb.AppendLine(" SELECT name");
81

sb.AppendLine(" FROM sysindexes");
82

sb.AppendLine(" WHERE indid IN");
83

sb.AppendLine(" (");
84

sb.AppendLine(" SELECT indid");
85

sb.AppendLine(" FROM sysindexkeys");
86

sb.AppendLine(" WHERE id = columnTable.id");
87

sb.AppendLine(" AND colid = columnTable.colid");
88

sb.AppendLine(" )");
89

sb.AppendLine(" )");
90

sb.AppendLine(" )");
91

sb.AppendLine(" AND objectTable.name='" + tableName + "'");
92

sb.AppendLine(" AND typeTable.name <> 'sysname'");
93

DataTable dt = new DataTable();
94

using (SqlConnection conn = new SqlConnection(this.ConnectionString))
95

{
96

using (SqlCommand comm = new SqlCommand())
97

{
98

comm.CommandText = sb.ToString();
99

comm.Connection = conn;
100

conn.Open();
101

using (SqlDataAdapter sda = new SqlDataAdapter())
102

{
103

sda.SelectCommand = comm;
104

sda.Fill(dt);
105

}
106

}
107

}
108

return dt;
109

}
110

111

public List<string> GetTableNames()
112

{
113

List<string> tableNames = new List<string>();
114

using (SqlConnection conn = new SqlConnection(this.ConnectionString))
115

{
116

using (SqlCommand comm = new SqlCommand())
117

{
118

comm.CommandText = "SELECT table_name FROM information_schema.tables WHERE table_type = 'BASE TABLE'";
119

comm.Connection = conn;
120

conn.Open();
121

using (SqlDataReader sdr = comm.ExecuteReader(CommandBehavior.CloseConnection))
122

{
123

while (sdr.Read())
124

{
125

tableNames.Add(sdr[0].ToString());
126

}
127

}
128

}
129

}
130

return tableNames;
131

}
132

133

public void GenerateStoredProcedures(string tableName, DataTable columns, DataTable pk, string folderPath)
134

{
135

string filePath = folderPath + "\\MSSQL\\";
136

string content;
137

content = GenerateInsert(tableName, columns, pk);
138

if (!string.IsNullOrEmpty(content))
139

{
140

Routine.WriteFile(filePath + tableName + "_Insert.sp", content);
141

}
142

content = GenerateSelect(tableName, columns, pk);
143

if (!string.IsNullOrEmpty(content))
144

{
145

Routine.WriteFile(filePath + tableName + "_Select.sp", content);
146

}
147

content = GenerateUpdate(tableName, columns, pk);
148

if (!string.IsNullOrEmpty(content))
149

{
150

Routine.WriteFile(filePath + tableName + "_Update.sp", content);
151

}
152

content = GenerateDelete(tableName, pk);
153

if (!string.IsNullOrEmpty(content))
154

{
155

Routine.WriteFile(filePath + tableName + "_Delete.sp", content);
156

}
157

}
158

159

private string GenerateDelete(string tableName, DataTable pk)
160

{
161

StringBuilder sb = new StringBuilder();
162

sb.AppendLine("SET ANSI_NULLS ON");
163

sb.AppendLine("SET QUOTED_IDENTIFIER OFF");
164

sb.AppendLine("GO");
165

sb.AppendLine("CREATE PROCEDURE " + tableName + "_Delete");
166

for (int i = 0; i < pk.Rows.Count - 1; i++)
167

{
168

if (pk.Rows[i][1].ToString() != "nvarchar" && pk.Rows[i][1].ToString() != "nchar")
169

{
170

sb.AppendLine(" @" + pk.Rows[i][0].ToString() + GenerateProperSpaces(pk.Rows[i][0].ToString(), 18) + pk.Rows[i][1].ToString() + ",");
171

}
172

else
173

{
174

sb.AppendLine(" @" + pk.Rows[i][0].ToString() + GenerateProperSpaces(pk.Rows[i][0].ToString(), 18) + pk.Rows[i][1].ToString() + "(" + pk.Rows[i][2].ToString() + ")" + ",");
175

}
176

}
177

if (pk.Rows.Count != 0)
178

{
179

if (pk.Rows[pk.Rows.Count - 1][1].ToString() != "nvarchar" && pk.Rows[pk.Rows.Count - 1][1].ToString() != "nchar")
180

{
181

sb.AppendLine(" @" + pk.Rows[pk.Rows.Count - 1][0].ToString() + GenerateProperSpaces(pk.Rows[pk.Rows.Count - 1][0].ToString(), 18) + pk.Rows[pk.Rows.Count - 1][1].ToString());
182

}
183

else
184

{
185

sb.AppendLine(" @" + pk.Rows[pk.Rows.Count - 1][0].ToString() + GenerateProperSpaces(pk.Rows[pk.Rows.Count - 1][0].ToString(), 18) + pk.Rows[pk.Rows.Count - 1][1].ToString() + "(" + pk.Rows[pk.Rows.Count - 1][2].ToString() + ")");
186

}
187

}
188

sb.AppendLine("AS");
189

sb.AppendLine("BEGIN");
190

sb.AppendLine(" DECLARE @ErrorCode int");
191

sb.AppendLine(" SELECT @ErrorCode = 0");
192

sb.AppendLine();
193

sb.AppendLine(" DECLARE @TranStarted bit");
194

sb.AppendLine(" SELECT @TranStarted = 0");
195

sb.AppendLine();
196

sb.AppendLine(" IF(@@TRANCOUNT = 0)");
197

sb.AppendLine(" BEGIN");
198

sb.AppendLine(" BEGIN TRANSACTION");
199

sb.AppendLine(" SELECT @TranStarted = 1");
200

sb.AppendLine(" END");
201

sb.AppendLine(" ELSE");
202

sb.AppendLine(" SELECT @TranStarted = 0");
203

sb.AppendLine();
204

sb.AppendLine(" DELETE FROM [" + tableName + "]");
205

if (pk.Rows.Count == 1)
206

{
207

sb.AppendLine(" WHERE [" + pk.Rows[0][0].ToString() + "] = @" + pk.Rows[0][0].ToString());
208

}
209

else
210

{
211

sb.AppendLine(" WHERE [" + pk.Rows[0][0].ToString() + "] = @" + pk.Rows[0][0].ToString());
212

for (int i = 1; i < pk.Rows.Count; i++)
213

{
214

sb.AppendLine(" AND [" + pk.Rows[i][0].ToString() + "] = @" + pk.Rows[i][0].ToString());
215

}
216

}
217

sb.AppendLine();
218

sb.AppendLine(" IF(@@ERROR <> 0)");
219

sb.AppendLine(" BEGIN");
220

sb.AppendLine(" SELECT @ErrorCode = -1");
221

sb.AppendLine(" GOTO Cleanup");
222

sb.AppendLine(" END");
223

sb.AppendLine();
224

sb.AppendLine(" IF(@TranStarted = 1)");
225

sb.AppendLine(" BEGIN");
226

sb.AppendLine(" SELECT @TranStarted = 0");
227

sb.AppendLine(" COMMIT TRANSACTION");
228

sb.AppendLine(" END");
229

sb.AppendLine();
230

sb.AppendLine("Cleanup:");
231

sb.AppendLine();
232

sb.AppendLine(" IF(@TranStarted = 1)");
233

sb.AppendLine(" BEGIN");
234

sb.AppendLine(" SET @TranStarted = 0");
235

sb.AppendLine(" ROLLBACK TRANSACTION");
236

sb.AppendLine(" END");
237

sb.AppendLine();
238

sb.AppendLine(" RETURN @ErrorCode");
239

sb.AppendLine();
240

sb.AppendLine("END");
241

return sb.ToString();
242

}
243

244

private string GenerateSelect(string tableName, DataTable columns, DataTable pk)
245

{
246

StringBuilder sb = new StringBuilder();
247

sb.AppendLine("SET ANSI_NULLS ON");
248

sb.AppendLine("SET QUOTED_IDENTIFIER OFF");
249

sb.AppendLine("GO");
250

sb.AppendLine("CREATE PROCEDURE " + tableName + "_Select");
251

for (int i = 0; i < pk.Rows.Count - 1; i++)
252

{
253

if (pk.Rows[i][1].ToString() != "nvarchar" && pk.Rows[i][1].ToString() != "nchar")
254

{
255

sb.AppendLine(" @" + pk.Rows[i][0].ToString() + GenerateProperSpaces(pk.Rows[i][0].ToString(), 18) + pk.Rows[i][1].ToString() + ",");
256

}
257

else
258

{
259

sb.AppendLine(" @" + pk.Rows[i][0].ToString() + GenerateProperSpaces(pk.Rows[i][0].ToString(), 18) + pk.Rows[i][1].ToString() + "(" + pk.Rows[i][2].ToString() + ")" + ",");
260

}
261

}
262

if (pk.Rows.Count != 0)
263

{
264

if (pk.Rows[pk.Rows.Count - 1][1].ToString() != "nvarchar" && pk.Rows[pk.Rows.Count - 1][1].ToString() != "nchar")
265

{
266

sb.AppendLine(" @" + pk.Rows[pk.Rows.Count - 1][0].ToString() + GenerateProperSpaces(pk.Rows[pk.Rows.Count - 1][0].ToString(), 18) + pk.Rows[pk.Rows.Count - 1][1].ToString());
267

}
268

else
269

{
270

}
272

}
273

sb.AppendLine("AS");
274

sb.AppendLine("BEGIN");
275

sb.AppendLine(" DECLARE @ErrorCode int");
276

sb.AppendLine(" SELECT @ErrorCode = 0");
277

sb.AppendLine();
278

sb.AppendLine(" DECLARE @TranStarted bit");
279

sb.AppendLine(" SELECT @TranStarted = 0");
280

sb.AppendLine();
281

sb.AppendLine(" IF(@@TRANCOUNT = 0)");
282

sb.AppendLine(" BEGIN");
283

sb.AppendLine(" BEGIN TRANSACTION");
284

sb.AppendLine(" SELECT @TranStarted = 1");
285

sb.AppendLine(" END");
286

sb.AppendLine(" ELSE");
287

sb.AppendLine(" SELECT @TranStarted = 0");
288

sb.AppendLine();
289

sb.Append(" SELECT ");
290

if (columns.Rows.Count == 1)
291

{
292

sb.AppendLine(" @" + columns.Rows[0][0].ToString() + " = [" + columns.Rows[0][0].ToString() + "]");
293

}
294

else
295

{
296

if (columns.Rows.Count == 2)
297

{
298

sb.AppendLine(" [" + columns.Rows[0][0].ToString() + "],");
299

sb.AppendLine(" [" + columns.Rows[1][0].ToString() + "]");
300

}
301

else
302

{
303

sb.AppendLine(" [" + columns.Rows[0][0].ToString() + "],");
304

for (int i = 1; i < columns.Rows.Count - 1; i++)
305

{
306

sb.AppendLine(" [" + columns.Rows[i][0].ToString() + "],");
307

}
308

sb.AppendLine(" [" + columns.Rows[columns.Rows.Count - 1][0].ToString() + "]");
309

}
310

}
311

sb.AppendLine(" FROM [" + tableName + "]");
312

if (pk.Rows.Count == 1)
313

{
314

sb.AppendLine(" WHERE [" + pk.Rows[0][0].ToString() + "] = @" + pk.Rows[0][0].ToString());
315

}
316

else
317

{
318

sb.AppendLine(" WHERE [" + pk.Rows[0][0].ToString() + "] = @" + pk.Rows[0][0].ToString());
319

for (int i = 1; i < pk.Rows.Count; i++)
320

{
321

sb.AppendLine(" AND [" + pk.Rows[i][0].ToString() + "] = @" + pk.Rows[i][0].ToString());
322

}
323

}
324

sb.AppendLine();
325

sb.AppendLine(" IF(@@ERROR <> 0)");
326

sb.AppendLine(" BEGIN");
327

sb.AppendLine(" SELECT @ErrorCode = -1");
328

sb.AppendLine(" GOTO Cleanup");
329

sb.AppendLine(" END");
330

sb.AppendLine();
331

sb.AppendLine(" IF(@TranStarted = 1)");
332

sb.AppendLine(" BEGIN");
333

sb.AppendLine(" SELECT @TranStarted = 0");
334

sb.AppendLine(" COMMIT TRANSACTION");
335

sb.AppendLine(" END");
336

sb.AppendLine();
337

sb.AppendLine("Cleanup:");
338

sb.AppendLine();
339

sb.AppendLine(" IF(@TranStarted = 1)");
340

sb.AppendLine(" BEGIN");
341

sb.AppendLine(" SET @TranStarted = 0");
342

sb.AppendLine(" ROLLBACK TRANSACTION");
343

sb.AppendLine(" END");
344

sb.AppendLine();
345

sb.AppendLine(" RETURN @ErrorCode");
346

sb.AppendLine();
347

sb.AppendLine("END");
348

return sb.ToString();
349

}
350

351

private string GenerateInsert(string tableName, DataTable columns, DataTable pk)
352

{
353

DataTable npk = Routine.GetNonePKColumns(columns, pk);
354

StringBuilder sb = new StringBuilder();
355

sb.AppendLine("SET ANSI_NULLS ON");
356

sb.AppendLine("SET QUOTED_IDENTIFIER OFF");
357

sb.AppendLine("GO");
358

sb.AppendLine("CREATE PROCEDURE " + tableName + "_Insert");
359

if (pk.Rows.Count == 1)//need to return id inserted
360

{
361

foreach (DataRow dr in npk.Rows)
362

{
363

if (dr[1].ToString() != "nvarchar" && dr[1].ToString() != "nchar")
364

{
365

sb.AppendLine(" @" + dr[0].ToString() + GenerateProperSpaces(dr[0].ToString(), 20) + dr[1].ToString() + ",");
366

}
367

else
368

{
369

sb.AppendLine(" @" + dr[0].ToString() + GenerateProperSpaces(dr[0].ToString(), 20) + dr[1].ToString() + "(" + dr[2].ToString() + ")" + ",");
370

}
371

}
372

if (pk.Rows[0][2].ToString() != "nvarchar" && pk.Rows[0][2].ToString() != "nchar")
373

{
374

sb.AppendLine(" @" + pk.Rows[0][0].ToString() + GenerateProperSpaces(pk.Rows[0][0].ToString(), 20) + pk.Rows[0][1].ToString() + " OUTPUT");
375

}
376

else
377

{
378

sb.AppendLine(" @" + pk.Rows[0][0].ToString() + GenerateProperSpaces(pk.Rows[0][0].ToString(), 20) + pk.Rows[0][1].ToString() + "(" + pk.Rows[0][2].ToString() + ")" + " OUTPUT");
379

}
380

}
381

else//no need to return id inserted
382

{
383

for (int i = 0; i < columns.Rows.Count - 1; i++)
384

{
385

if (columns.Rows[i][1].ToString() != "nvarchar" && columns.Rows[i][1].ToString() != "nchar")
386

{
387

sb.AppendLine(" @" + columns.Rows[i][0].ToString() + GenerateProperSpaces(columns.Rows[i][0].ToString(), 20) + columns.Rows[i][1].ToString() + ",");
388

}
389

else
390

{
391

sb.AppendLine(" @" + columns.Rows[i][0].ToString() + GenerateProperSpaces(columns.Rows[i][0].ToString(), 20) + columns.Rows[i][1].ToString() + "(" + columns.Rows[i][2].ToString() + ")" + ",");
392

}
393

394

}
395

if (columns.Rows.Count != 0)
396

{
397

if (columns.Rows[columns.Rows.Count - 1][1].ToString() != "nvarchar" && columns.Rows[columns.Rows.Count - 1][1].ToString() != "nchar")
398

{
399

sb.AppendLine(" @" + columns.Rows[columns.Rows.Count - 1][0].ToString() + GenerateProperSpaces(columns.Rows[columns.Rows.Count - 1][0].ToString(), 20) + columns.Rows[columns.Rows.Count - 1][1].ToString());
400

}
401

else
402

{
403

}
405

}
406

}
407

sb.AppendLine("AS");
408

sb.AppendLine("BEGIN");
409

sb.AppendLine(" DECLARE @ErrorCode int");
410

sb.AppendLine(" SELECT @ErrorCode = 0");
411

sb.AppendLine();
412

sb.AppendLine(" DECLARE @TranStarted bit");
413

sb.AppendLine(" SELECT @TranStarted = 0");
414

sb.AppendLine();
415

sb.AppendLine(" IF(@@TRANCOUNT = 0)");
416

sb.AppendLine(" BEGIN");
417

sb.AppendLine(" BEGIN TRANSACTION");
418

sb.AppendLine(" SELECT @TranStarted = 1");
419

sb.AppendLine(" END");
420

sb.AppendLine(" ELSE");
421

sb.AppendLine(" SELECT @TranStarted = 0");
422

sb.AppendLine();
423

sb.AppendLine(" INSERT INTO [" + tableName + "]");
424

sb.AppendLine(" (");
425

if (pk.Rows.Count == 1)//need to return id inserted
426

{
427

for (int i = 0; i < npk.Rows.Count - 1; i++)
428

{
429

sb.AppendLine(" [" + npk.Rows[i][0].ToString() + "],");
430

}
431

if (npk.Rows.Count != 0)
432

{
433

sb.AppendLine(" [" + npk.Rows[npk.Rows.Count - 1][0].ToString() + "]");
434

}
435

}
436

else
437

{
438

for (int i = 0; i < columns.Rows.Count - 1; i++)
439

{
440

sb.AppendLine(" [" + columns.Rows[i][0].ToString() + "],");
441

}
442

sb.AppendLine(" [" + columns.Rows[columns.Rows.Count - 1][0].ToString() + "]");
443

}
444

sb.AppendLine(" )");
445

sb.AppendLine(" VALUES");
446

sb.AppendLine(" (");
447

if (pk.Rows.Count == 1)//need to return id inserted
448

{
449

for (int i = 0; i < npk.Rows.Count - 1; i++)
450

{
451

sb.AppendLine(" @" + npk.Rows[i][0].ToString() + ",");
452

}
453

if (npk.Rows.Count != 0)
454

{
455

sb.AppendLine(" @" + npk.Rows[npk.Rows.Count - 1][0].ToString());
456

}
457

}
458

else
459

{
460

for (int i = 0; i < columns.Rows.Count - 1; i++)
461

{
462

sb.AppendLine(" @" + columns.Rows[i][0].ToString() + ",");
463

}
464

if (columns.Rows.Count != 0)
465

{
466

sb.AppendLine(" @" + columns.Rows[columns.Rows.Count - 1][0].ToString());
467

}
468

}
469

sb.AppendLine(" )");
470

sb.AppendLine();
471

sb.AppendLine(" IF(@@ERROR <> 0)");
472

sb.AppendLine(" BEGIN");
473

sb.AppendLine(" SELECT @ErrorCode = -1");
474

sb.AppendLine(" GOTO Cleanup");
475

sb.AppendLine(" END");
476

sb.AppendLine();
477

if (pk.Rows.Count == 1)//need to return id inserted
478

{
479

sb.AppendLine(" SELECT @" + pk.Rows[0][0].ToString() + " = @@identity");
480

sb.AppendLine();
481

}
482

sb.AppendLine(" IF(@TranStarted = 1)");
483

sb.AppendLine(" BEGIN");
484

sb.AppendLine(" SELECT @TranStarted = 0");
485

sb.AppendLine(" COMMIT TRANSACTION");
486

sb.AppendLine(" END");
487

sb.AppendLine();
488

sb.AppendLine("Cleanup:");
489

sb.AppendLine();
490

sb.AppendLine(" IF(@TranStarted = 1)");
491

sb.AppendLine(" BEGIN");
492

sb.AppendLine(" SET @TranStarted = 0");
493

sb.AppendLine(" ROLLBACK TRANSACTION");
494

sb.AppendLine(" END");
495

sb.AppendLine();
496

sb.AppendLine(" RETURN @ErrorCode");
497

sb.AppendLine();
498

sb.AppendLine("END");
499

return sb.ToString();
500

}
501

502

private string GenerateUpdate(string tableName, DataTable columns, DataTable pk)
503

{
504

DataTable npk = Routine.GetNonePKColumns(columns, pk);
505

if (npk.Rows.Count == 0)
506

{
507

return string.Empty;
508

}
509

StringBuilder sb = new StringBuilder();
510

sb.AppendLine("SET ANSI_NULLS ON");
511

sb.AppendLine("SET QUOTED_IDENTIFIER OFF");
512

sb.AppendLine("GO");
513

sb.AppendLine("CREATE PROCEDURE " + tableName + "_Update");
514

for (int i = 0; i < columns.Rows.Count - 1; i++)
515

{
516

if (columns.Rows[i][1].ToString() != "nvarchar" && columns.Rows[i][1].ToString() != "nchar")
517

{
518

sb.AppendLine(" @" + columns.Rows[i][0].ToString() + GenerateProperSpaces(columns.Rows[i][0].ToString(), 20) + columns.Rows[i][1].ToString() + ",");
519

}
520

else
521

{
522

sb.AppendLine(" @" + columns.Rows[i][0].ToString() + GenerateProperSpaces(columns.Rows[i][0].ToString(), 20) + columns.Rows[i][1].ToString() + "(" + columns.Rows[i][2].ToString() + ")" + ",");
523

}
524

}
525

if (columns.Rows.Count != 0)
526

{
527

if (columns.Rows[columns.Rows.Count - 1][1].ToString() != "nvarchar" && columns.Rows[columns.Rows.Count - 1][1].ToString() != "nchar")
528

{
529

}
531

else
532

{
533

}
535

}
536

sb.AppendLine("AS");
537

sb.AppendLine("BEGIN");
538

sb.AppendLine(" DECLARE @ErrorCode int");
539

sb.AppendLine(" SELECT @ErrorCode = 0");
540

sb.AppendLine();
541

sb.AppendLine(" DECLARE @TranStarted bit");
542

sb.AppendLine(" SELECT @TranStarted = 0");
543

sb.AppendLine();
544

sb.AppendLine(" IF(@@TRANCOUNT = 0)");
545

sb.AppendLine(" BEGIN");
546

sb.AppendLine(" BEGIN TRANSACTION");
547

sb.AppendLine(" SELECT @TranStarted = 1");
548

sb.AppendLine(" END");
549

sb.AppendLine(" ELSE");
550

sb.AppendLine(" SELECT @TranStarted = 0");
551

sb.AppendLine();
552

sb.AppendLine(" UPDATE [" + tableName + "]");
553

if (npk.Rows.Count == 1)
554

{
555

sb.AppendLine(" SET [" + npk.Rows[0][0].ToString() + "] = @" + npk.Rows[0][0].ToString());
556

}
557

else if (npk.Rows.Count > 1)
558

{
559

sb.AppendLine(" SET [" + npk.Rows[0][0].ToString() + "] = @" + npk.Rows[0][0].ToString() + ",");
560

if (npk.Rows.Count > 2)
561

{
562

for (int i = 1; i < npk.Rows.Count - 1; i++)
563

{
564

sb.AppendLine(" [" + npk.Rows[i][0].ToString() + "] = @" + npk.Rows[i][0].ToString() + ",");
565

}
566

sb.AppendLine(" [" + npk.Rows[npk.Rows.Count - 1][0].ToString() + "] = @" + npk.Rows[npk.Rows.Count - 1][0].ToString());
567

}
568

else
569

{
570

sb.AppendLine(" [" + npk.Rows[1][0].ToString() + "] = @" + npk.Rows[1][0].ToString());
571

}
572

}
573

if (pk.Rows.Count == 1)
574

{
575

sb.AppendLine(" WHERE [" + pk.Rows[0][0].ToString() + "] = @" + pk.Rows[0][0].ToString());
576

}
577

else
578

{
579

sb.AppendLine(" WHERE [" + pk.Rows[0][0].ToString() + "] = @" + pk.Rows[0][0].ToString());
580

for (int i = 1; i < pk.Rows.Count; i++)
581

{
582

sb.AppendLine(" AND [" + pk.Rows[i][0].ToString() + "] = @" + pk.Rows[i][0].ToString());
583

}
584

}
585

sb.AppendLine();
586

sb.AppendLine(" IF(@@ERROR <> 0)");
587

sb.AppendLine(" BEGIN");
588

sb.AppendLine(" SELECT @ErrorCode = -1");
589

sb.AppendLine(" GOTO Cleanup");
590

sb.AppendLine(" END");
591

sb.AppendLine();
592

sb.AppendLine(" IF(@TranStarted = 1)");
593

sb.AppendLine(" BEGIN");
594

sb.AppendLine(" SELECT @TranStarted = 0");
595

sb.AppendLine(" COMMIT TRANSACTION");
596

sb.AppendLine(" END");
597

sb.AppendLine();
598

sb.AppendLine("Cleanup:");
599

sb.AppendLine();
600

sb.AppendLine(" IF(@TranStarted = 1)");
601

sb.AppendLine(" BEGIN");
602

sb.AppendLine(" SET @TranStarted = 0");
603

sb.AppendLine(" ROLLBACK TRANSACTION");
604

sb.AppendLine(" END");
605

sb.AppendLine();
606

sb.AppendLine(" RETURN @ErrorCode");
607

sb.AppendLine();
608

sb.AppendLine("END");
609

return sb.ToString();
610

}
611

612

private string GenerateProperSpaces(string input, int totalSpaces)
613

{
614

if (input.Length >= totalSpaces)
615

{
616

return " ";
617

}
618

StringBuilder sb = new StringBuilder();
619

for (int i = 0; i < totalSpaces - input.Length; i++)
620

{
621

sb.Append(" ");
622

}
623

return sb.ToString();
624

}
625

}
626

}
627

using System;
2

namespace JoeyCodeGenerator
4

{
5

[Flags]
6

public enum ProgrammingLanguageType
7

{
8

Default = 0,
9

CSharp = 1,
10

VBDotNet = 2,
11

Java = 3
12

}
13

}

using System;
2

using System.Collections.Generic;
3

using System.Text;
4

using System.Data;
5

using System.IO;
6

namespace JoeyCodeGenerator
8

{
9

public static class Routine
10

{
11

public static void WriteFile(string filePath, string content)
12

{
13

if (!Directory.Exists(Path.GetDirectoryName(filePath)))
14

{
15

Directory.CreateDirectory(Path.GetDirectoryName(filePath));
16

}
17

using (StreamWriter sw = new StreamWriter(filePath))
18

{
19

sw.Write(content);
20

}
21

}
22

public static string ConvertFromDatabaseToSqlDbType(string columnType)
23

{
24

string sdt = string.Empty;
25

//Bigint
26

if (columnType.ToLower() == "Bigint".ToLower())
27

{
28

sdt = "SqlDbType.BigInt";
29

}
30

else if (columnType.ToLower() == "bit".ToLower())
31

{//bit
32

sdt = "SqlDbType.Bit";
33

}
34

else if (columnType.ToLower() == "datetime".ToLower())
35

{//datetime
36

sdt = "SqlDbType.DateTime";
37

}
38

else if (columnType.ToLower() == "decimal".ToLower())
39

{//decimal
40

sdt = "SqlDbType.Decimal";
41

}
42

else if (columnType.ToLower() == "Float".ToLower())
43

{//Float
44

sdt = "SqlDbType.Float";
45

}
46

else if (columnType.ToLower() == "image".ToLower())
47

{//image
48

sdt = "SqlDbType.Image";
49

}
50

else if (columnType.ToLower() == "Int".ToLower())
51

{//Int
52

sdt = "SqlDbType.Int";
53

}
54

else if (columnType.ToLower() == "Ntext".ToLower())
55

{//Ntext
56

sdt = "SqlDbType.NText";
57

}
58

else if (columnType.ToLower() == "Real".ToLower())
59

{//Real
60

sdt = "SqlDbType.Real";
61

}
62

else if (columnType.ToLower() == "smallint".ToLower())
63

{//smallint
64

sdt = "SqlDbType.SmallInt";
65

}
66

else if (columnType.ToLower() == "tinyint".ToLower())
67

{//tinyint
68

sdt = "SqlDbType.TinyInt";
69

}
70

else if (columnType.ToLower() == "smallmoney".ToLower())
71

{//
72

return "SqlDbType.SmallMoney";
73

}
74

else if (columnType.ToLower() == "text".ToLower())
75

{//text
76

return "SqlDbType.Text";
77

}
78

else if (columnType.ToLower() == "timestamp".ToLower())
79

{//
80

return "SqlDbType.Timestamp";
81

}
82

else if (columnType.ToLower() == "binary".ToLower())
83

{//binary
84

return "SqlDbType.Binary";
85

}
86

else if (columnType.ToLower() == "uniqueidentifier".ToLower())
87

{//uniqueidentifier
88

return "SqlDbType.UniqueIdentifier";
89

}
90

else if (columnType.ToLower() == "varbinary".ToLower())
91

{//varbinary
92

return "SqlDbType.VarBinary";
93

}
94

else if (columnType.ToLower() == "varchar".ToLower())
95

{//varchar
96

return "SqlDbType.VarChar";
97

}
98

else if (columnType.ToLower() == "sql_variant".ToLower())
99

{//sql_variant
100

return "SqlDbType.Variant";
101

}
102

else if (columnType.ToLower() == "Money".ToLower())
103

{//Money
104

return "SqlDbType.Money";
105

}
106

else if (columnType.ToLower() == "nchar".ToLower())
107

{//nchar
108

return "SqlDbType.NChar";
109

}
110

else if (columnType.ToLower() == "nvarchar".ToLower())
111

{//nvarchar
112

return "SqlDbType.NVarChar";
113

}
114

else if (columnType.ToLower() == "smalldatetime".ToLower())
115

{//smalldatetime
116

return "SqlDbType.SmallDateTime";
117

}
118

else if (columnType.ToLower() == "Char".ToLower())
119

{//Char
120

return "SqlDbType.Char";
121

}
122

else
123

{//sql_variant
124

sdt = "SqlDbType.Variant";
125

}
126

return sdt;
127

}
128

public static string ConvertFromDatabaseToLanguage(string input, ProgrammingLanguageType plt, DatabaseType dt)
129

{
130

if (dt == DatabaseType.MSSQL && plt == ProgrammingLanguageType.CSharp)
131

{
132

string type = string.Empty;
133

switch (input.ToLower())
134

{
135

case "int":
136

type = "Int32";
137

break;
138

case "text":
139

type = "String";
140

break;
141

case "bigint":
142

type = "Int64";
143

break;
144

case "binary":
145

type = "System.Byte[]";
146

break;
147

case "bit":
148

type = "Boolean";
149

break;
150

case "char":
151

type = "String";
152

break;
153

case "datetime":
154

type = "System.DateTime";
155

break;
156

case "decimal":
157

type = "System.Decimal";
158

break;
159

case "float":
160

type = "System.Double";
161

break;
162

case "image":
163

type = "System.Byte[]";
164

break;
165

case "money":
166

type = "System.Decimal";
167

break;
168

case "nchar":
169

type = "String";
170

break;
171

case "ntext":
172

type = "String";
173

break;
174

case "numeric":
175

type = "System.Decimal";
176

break;
177

case "nvarchar":
178

type = "String";
179

break;
180

case "real":
181

type = "System.Single";
182

break;
183

case "smalldatetime":
184

type = "System.DateTime";
185

break;
186

case "smallint":
187

type = "Int16";
188

break;
189

case "smallmoney":
190

type = "System.Decimal";
191

break;
192

case "timestamp":
193

type = "System.DateTime";
194

break;
195

case "tinyint":
196

type = "System.Byte";
197

break;
198

case "uniqueidentifier":
199

type = "System.Guid";
200

break;
201

case "varbinary":
202

type = "System.Byte[]";
203

break;
204

case "varchar":
205

type = "String";
206

break;
207

case "variant":
208

type = "Object";
209

break;
210

default:
211

break;
212

}
213

return type;
214

}
215

else
216

{
217

return string.Empty;
218

}
219

}
220

public static DataTable GetNonePKColumns(DataTable columns, DataTable pk)
221

{
222

DataTable dt = columns.Clone();
223

foreach (DataRow dr in columns.Rows)
224

{
225

if (!IsInPKTable(dr, pk))
226

{
227

228

dt.Rows.Add(dr.ItemArray);
229

}
230

}
231

return dt;
232

}
233

private static bool IsInPKTable(DataRow dr, DataTable dt)
234

{
235

foreach (DataRow tdr in dt.Rows)
236

{
237

if (dr[0].ToString() == tdr[0].ToString() && dr[1].ToString() == tdr[1].ToString())
238

{
239

return true;
240

}
241

}
242

return false;
243

}
244

}
245

}
246

posted @ 2008-01-08 11:02 N/A2011 阅读(258) 评论(0) 收藏举报

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