cyf
63 lines
2.3 KiB
C#
63 lines
2.3 KiB
C#
using System;
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using System.Data;
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using System.IO;
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using System.Web;
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using Zhaizj.Framework.Reflection;
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using Zhaizj.Framework.Web;
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using Zhaizj.Framework.Web.Mvc;
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namespace Zhaizj.Framework.Data {
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internal class DatabaseBuilder {
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public static String ConnectionStringPrefix = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=";
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private static readonly ILog logger = LogManager.GetLogger( typeof( DatabaseBuilder ) );
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public static String BuildAccessDb4o() {
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String dbPath = getDbPath();
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BuildAccessDb4o( dbPath );
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return dbPath;
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}
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public static void BuildAccessDb4o( String dbPath ) {
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String str = ConnectionStringPrefix + dbPath;
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logger.Info( "creating database : " + str );
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Object instanceFromProgId = ReflectionUtil.GetInstanceFromProgId( "ADOX.Catalog" );
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try {
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ReflectionUtil.CallMethod( instanceFromProgId, "Create", new object[] { str } );
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}
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catch (Exception exception) {
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logger.Info( "creating database error : " + exception.Message );
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LogManager.Flush();
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throw exception;
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}
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logger.Info( "create database ok" );
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}
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//public static void Compact( String dbPath ) {
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// if (!File.Exists( dbPath )) {
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// throw new Exception( "database not found" );
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// }
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// IDbConnection connection = DbContext.getConnection();
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// if ((connection != null) && (connection.State == ConnectionState.Open)) {
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// connection.Close();
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// }
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// String sourceFileName = dbPath + ".bak";
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// ReflectionUtil.CallMethod( ReflectionUtil.GetInstanceFromProgId( "JRO.JetEngine" ), "CompactDatabase", new object[] { ConnectionStringPrefix + dbPath, ConnectionStringPrefix + sourceFileName } );
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// File.Copy( sourceFileName, dbPath, true );
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// File.Delete( sourceFileName );
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//}
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private static String getDbPath() {
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DateTime now = DateTime.Now;
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String path = "Zhaizj.FrameworkDB_" + Guid.NewGuid().ToString().Replace( "-", "" ) + ".mdb";
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path = PathHelper.Map( path );
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return path;
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}
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}
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}
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