本文整理汇总了C#中Microsoft.Isam.Esent.Interop.Instance.Init方法的典型用法代码示例。如果您正苦于以下问题：C# Instance.Init方法的具体用法？C# Instance.Init怎么用？C# Instance.Init使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Microsoft.Isam.Esent.Interop.Instance的用法示例。
在下文中一共展示了Instance.Init方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: CreateBasicTableColumnIndex3OnXp
public void CreateBasicTableColumnIndex3OnXp()
{
var tablecreate = new JET_TABLECREATE { szTableName = "table" };
string directory = SetupHelper.CreateRandomDirectory();
string database = Path.Combine(directory, "test.db");
using (var instance = new Instance("XpCreateBasicTableColumnIndex3"))
{
instance.Parameters.Recovery = false;
instance.Parameters.NoInformationEvent = true;
instance.Parameters.MaxTemporaryTables = 0;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetCreateDatabase(session, database, String.Empty, out dbid, CreateDatabaseGrbit.None);
using (var transaction = new Transaction(session))
{
Api.JetCreateTableColumnIndex3(session, dbid, tablecreate);
Assert.AreNotEqual(JET_TABLEID.Nil, tablecreate.tableid);
Assert.AreEqual(tablecreate.cCreated, 1);
Api.JetCloseTable(session, tablecreate.tableid);
transaction.Commit(CommitTransactionGrbit.LazyFlush);
}
}
}
}示例2: each_up
public void each_up()
{
var tempDir = Path.Combine(Environment.CurrentDirectory, "with_a_dummy_instance");
var tempPath = Path.Combine(tempDir, "test.db");
if(Directory.Exists(tempDir)) Directory.Delete(tempDir, true);
Instance = new Instance(Guid.NewGuid().ToString());
Instance.Init();
}示例3: DumpMetaData
/// <summary>
/// Dump the meta-data of the table.
/// </summary>
/// <param name="args">Arguments for the command.</param>
private void DumpMetaData(string[] args)
{
if (args.Length != 1)
{
throw new ArgumentException("specify the database", "args");
}
string database = args[0];
using (var instance = new Instance("dumpmetadata"))
{
instance.Parameters.Recovery = false;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetAttachDatabase(session, database, AttachDatabaseGrbit.ReadOnly);
Api.JetOpenDatabase(session, database, null, out dbid, OpenDatabaseGrbit.ReadOnly);
foreach (string table in Api.GetTableNames(session, dbid))
{
Console.WriteLine(table);
foreach (ColumnInfo column in Api.GetTableColumns(session, dbid, table))
{
Console.WriteLine("\t{0}", column.Name);
Console.WriteLine("\t\tColtyp: {0}", column.Coltyp);
Console.WriteLine("\t\tColumnid: {0}", column.Columnid);
if (JET_coltyp.LongText == column.Coltyp || JET_coltyp.Text == column.Coltyp)
{
Console.WriteLine("\t\tCode page: {0}", column.Cp);
}
Console.WriteLine("\t\tMax length: {0}", column.MaxLength);
Console.WriteLine("\t\tGrbit: {0}", column.Grbit);
}
foreach (IndexInfo index in Api.GetTableIndexes(session, dbid, table))
{
Console.WriteLine("\t{0}", index.Name);
Console.WriteLine("\t\tGrbit: {0}", index.Grbit);
Console.WriteLine("\t\tCultureInfo: {0}", index.CultureInfo);
Console.WriteLine("\t\tCompareOptions: {0}", index.CompareOptions);
foreach (IndexSegment segment in index.IndexSegments)
{
Console.WriteLine("\t\t\t{0}", segment.ColumnName);
Console.WriteLine("\t\t\t\tColtyp: {0}", segment.Coltyp);
Console.WriteLine("\t\t\t\tIsAscending: {0}", segment.IsAscending);
Console.WriteLine("\t\t\t\tIsASCII: {0}", segment.IsASCII);
}
}
}
}
}
}示例4: Initialise
public override void Initialise()
{
instance = new Instance(string.Empty);
instance.Parameters.MaxVerPages = 1024;
instance.Init();
using (var session = new Session(instance))
if (!fileSystem.FileExists(GetDatabaseFileName()))
CreateDatabaseAndTables(session, GetDatabaseFileName());
}示例5: CreateDatabase
/// <summary>
/// Creates the message store.
/// </summary>
/// <param name="database">The database.</param>
public static void CreateDatabase()
{
using (var instance = new Instance("createdatabase"))
{
instance.Parameters.CircularLog = true;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetCreateDatabase(session, DatabaseName, null, out dbid, CreateDatabaseGrbit.OverwriteExisting);
}
}
}示例6: IinsertAndReadOneMessage
public void IinsertAndReadOneMessage()
{
TestHelper.CreateDatabase("EsentTestsDummy");
using (var instance = new Instance("MyInstanceName"))
{
instance.Parameters.CircularLog = true;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetAttachDatabase(session, DatabaseName, AttachDatabaseGrbit.None);
Api.JetOpenDatabase(session, DatabaseName, null, out dbid, OpenDatabaseGrbit.None);
JET_TABLEID tableid;
if (Api.TryOpenTable(session, dbid, "EsentTestsDummymessages", OpenTableGrbit.None, out tableid))
{
IDictionary<string, JET_COLUMNID> columnids = Api.GetColumnDictionary(session, tableid);
JET_COLUMNID columnidMessage = columnids["message"];
JET_COLUMNID columnidMetaData = columnids["metadata"];
Assert.IsInstanceOfType(columnidMessage, typeof(JET_COLUMNID));
Assert.IsInstanceOfType(columnidMetaData, typeof(JET_COLUMNID));
AddMessage(session, tableid, ref columnidMessage, ref columnidMetaData);
var results = TestHelper.DumpByIndex(session, tableid, null, columnids);
Assert.IsNotNull(results);
Assert.IsTrue(results.Count == 1);
Assert.AreEqual("Hi this is the message", results[0]);
}
else
{
using (var table = new Table(session, dbid, "EsentTestsDummymessages", OpenTableGrbit.None))
{
IDictionary<string, JET_COLUMNID> columnids = Api.GetColumnDictionary(session, table);
JET_COLUMNID columnidMessage = columnids["message"];
JET_COLUMNID columnidMetaData = columnids["metadata"];
Assert.IsInstanceOfType(columnidMessage, typeof(JET_COLUMNID));
Assert.IsInstanceOfType(columnidMetaData, typeof(JET_COLUMNID));
AddMessage(session, table, ref columnidMessage, ref columnidMetaData);
var results = TestHelper.DumpByIndex(session, table, null, columnids);
Assert.IsNotNull(results);
Assert.IsTrue(results.Count == 1);
Assert.AreEqual("Hi this is the message", results[0]);
}
}
}
}
}示例7: CreateInstanceInitTerm
public void CreateInstanceInitTerm()
{
string dir = SetupHelper.CreateRandomDirectory();
using (var instance = new Instance("theinstance"))
{
instance.Parameters.LogFileDirectory = dir;
instance.Parameters.SystemDirectory = dir;
instance.Parameters.TempDirectory = dir;
instance.Parameters.NoInformationEvent = true;
instance.Init();
instance.Term();
Directory.Delete(dir, true); // only works if the instance is terminated
}
}示例8: CreateDatabaseAndActorStore
/// <summary>
/// Creates the message store.
/// </summary>
/// <param name="database">The database.</param>
public static void CreateDatabaseAndActorStore(string messageTypeName)
{
using (var instance = new Instance("createdatabase"))
{
instance.Parameters.CircularLog = true;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetCreateDatabase(session, DatabaseName, null, out dbid, CreateDatabaseGrbit.OverwriteExisting);
CreateMessageTable(messageTypeName, session, dbid);
}
}
}示例9: CreateIndexesOnXp
public void CreateIndexesOnXp()
{
string directory = SetupHelper.CreateRandomDirectory();
string database = Path.Combine(directory, "test.db");
using (var instance = new Instance("XPcreateindexes"))
{
instance.Parameters.Recovery = false;
instance.Parameters.NoInformationEvent = true;
instance.Parameters.MaxTemporaryTables = 0;
instance.Parameters.TempDirectory = directory;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetCreateDatabase(session, database, String.Empty, out dbid, CreateDatabaseGrbit.None);
using (var transaction = new Transaction(session))
{
JET_TABLEID tableid;
Api.JetCreateTable(session, dbid, "table", 0, 100, out tableid);
JET_COLUMNID columnid;
Api.JetAddColumn(
session,
tableid,
"column1",
new JET_COLUMNDEF { coltyp = JET_coltyp.Long },
null,
0,
out columnid);
var indexcreates = new[]
{
new JET_INDEXCREATE
{
szKey = "+column1\0",
cbKey = 10,
szIndexName = "index1",
pidxUnicode = new JET_UNICODEINDEX { lcid = 1033 },
},
};
Api.JetCreateIndex2(session, tableid, indexcreates, indexcreates.Length);
transaction.Commit(CommitTransactionGrbit.LazyFlush);
}
}
}
Cleanup.DeleteDirectoryWithRetry(directory);
}示例10: CreateDatabase
public override void CreateDatabase()
{
try {
using (Instance instance = new Instance("newdb")) {
instance.Init();
using (Session session = new Session(instance)) {
JET_DBID dbid;
Api.JetCreateDatabase(session, filename, null, out dbid, CreateDatabaseGrbit.None);
}
}
} catch {
// TODO: Wrap database already exists exception
throw;
}
}示例11: CreateInstanceInit
public void CreateInstanceInit()
{
string dir = SetupHelper.CreateRandomDirectory();
using (var instance = new Instance("createinit"))
{
instance.Parameters.LogFileDirectory = dir;
instance.Parameters.SystemDirectory = dir;
instance.Parameters.TempDirectory = dir;
instance.Parameters.LogFileSize = 512; // 512Kb
instance.Parameters.NoInformationEvent = true;
instance.Init();
}
Cleanup.DeleteDirectoryWithRetry(dir);
}示例12: CreateInstanceInitTerm
public void CreateInstanceInitTerm()
{
string dir = SetupHelper.CreateRandomDirectory();
using (var instance = new Instance("initterm"))
{
instance.Parameters.LogFileDirectory = dir;
instance.Parameters.SystemDirectory = dir;
instance.Parameters.TempDirectory = dir;
instance.Parameters.LogFileSize = 256; // 256Kb
instance.Parameters.NoInformationEvent = true;
instance.Init();
instance.Term();
Cleanup.DeleteDirectoryWithRetry(dir); // only works if the instance is terminated
}
}示例13: AttachDatabaseWithAsciiPath2
public void AttachDatabaseWithAsciiPath2()
{
using (var instance = new Instance("asciidbattach2"))
{
SetupHelper.SetLightweightConfiguration(instance);
instance.Parameters.CreatePathIfNotExist = true;
instance.Init();
using (var session = new Session(instance))
{
JET_DBID dbid;
Api.JetCreateDatabase(session, this.database, String.Empty, out dbid, CreateDatabaseGrbit.None);
Api.JetCloseDatabase(session, dbid, CloseDatabaseGrbit.None);
Api.JetDetachDatabase(session, this.database);
Api.JetAttachDatabase2(session, this.database, 512, AttachDatabaseGrbit.None);
}
}
}示例14: CreateInstance
private Instance CreateInstance()
{
var instance = new Instance(databasePath)
{
Parameters =
{
CreatePathIfNotExist = true,
TempDirectory = Path.Combine(fullPath, "temp"),
SystemDirectory = Path.Combine(fullPath, "system"),
LogFileDirectory = Path.Combine(fullPath, "logs"),
Recovery = true,
CircularLog = true,
LogFileSize = 1024,
},
};
instance.Init();
return instance;
}示例15: ExecuteInDatabase
protected void ExecuteInDatabase(Action<Session, JET_DBID> action)
{
var instance = new Instance(databasePath);
try
{
instance.Parameters.CircularLog = true;
instance.Parameters.CreatePathIfNotExist = true;
instance.Parameters.TempDirectory = Path.Combine(Path.GetDirectoryName(databasePath), "temp");
instance.Parameters.SystemDirectory = Path.Combine(Path.GetDirectoryName(databasePath), "system");
instance.Parameters.LogFileDirectory = Path.Combine(Path.GetDirectoryName(databasePath), "logs");
instance.Init();
using (var session = new Session(instance))
{
Api.JetAttachDatabase(session, databasePath, AttachDatabaseGrbit.None);
try
{
using (var tx = new Transaction(session))
{
JET_DBID dbid;
Api.JetOpenDatabase(session, databasePath, "", out dbid, OpenDatabaseGrbit.None);
try
{
action(session, dbid);
tx.Commit(CommitTransactionGrbit.None);
}
finally
{
Api.JetCloseDatabase(session, dbid, CloseDatabaseGrbit.None);
}
}
}
finally
{
Api.JetDetachDatabase(session, databasePath);
}
}
}
finally
{
instance.Term();
}
}