public static void Config(XmlElement xmlElement,
ref RecnoDatabaseConfig recnoDBConfig, bool compulsory)
{
int intValue = new int();
uint uintValue = new uint();
DatabaseConfig dbConfig = recnoDBConfig;
Config(xmlElement, ref dbConfig, compulsory);
// Configure specific fields/properties of Recno database
Configuration.ConfigCreatePolicy(xmlElement, "Creation",
ref recnoDBConfig.Creation, compulsory);
if (Configuration.ConfigInt(xmlElement, "Delimiter",
ref intValue, compulsory))
recnoDBConfig.Delimiter = intValue;
if (Configuration.ConfigUint(xmlElement, "Length",
ref uintValue, compulsory))
recnoDBConfig.Length = uintValue;
if (Configuration.ConfigInt(xmlElement, "PadByte",
ref intValue, compulsory))
recnoDBConfig.PadByte = intValue;
Configuration.ConfigBool(xmlElement, "Renumber",
ref recnoDBConfig.Renumber, compulsory);
Configuration.ConfigBool(xmlElement, "Snapshot",
ref recnoDBConfig.Snapshot, compulsory);
}
private void Config(RecnoDatabaseConfig cfg)
{
base.Config(cfg);
/*
* Database.Config calls set_flags, but that doesn't get the Recno
* specific flags. No harm in calling it again.
*/
db.set_flags(cfg.flags);
if (cfg.delimiterIsSet)
{
RecordDelimiter = cfg.Delimiter;
}
if (cfg.lengthIsSet)
{
RecordLength = cfg.Length;
}
if (cfg.padIsSet)
{
RecordPad = cfg.PadByte;
}
if (cfg.BackingFile != null)
{
SourceFile = cfg.BackingFile;
}
}
public void GetCursorWithExplicitTxn(string home,
string dbFile, bool ifConfig)
{
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
envConfig.Create = true;
envConfig.UseTxns = true;
envConfig.UseMPool = true;
DatabaseEnvironment env = DatabaseEnvironment.Open(
home, envConfig);
Transaction openTxn = env.BeginTransaction();
RecnoDatabaseConfig dbConfig =
new RecnoDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.Env = env;
RecnoDatabase db = RecnoDatabase.Open(dbFile,
dbConfig, openTxn);
openTxn.Commit();
Transaction cursorTxn = env.BeginTransaction();
RecnoCursor cursor;
if (ifConfig == false)
cursor = db.Cursor(cursorTxn);
else
cursor = db.Cursor(new CursorConfig(), cursorTxn);
cursor.Close();
cursorTxn.Commit();
db.Close();
env.Close();
}
/*
* Open environment, database and write data into database.
* Generated log files are put under testHome.
*/
public void Logging(string home, string dbName,
out DatabaseEnvironment env, out RecnoDatabase recnoDB)
{
string dbFileName = dbName + ".db";
Configuration.ClearDir(home);
// Open environment with logging subsystem.
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
envConfig.Create = true;
envConfig.UseLogging = true;
envConfig.LogSystemCfg = new LogConfig();
envConfig.LogSystemCfg.FileMode = 755;
envConfig.LogSystemCfg.ZeroOnCreate = true;
envConfig.UseMPool = true;
env = DatabaseEnvironment.Open(home, envConfig);
/*
* Open recno database, write 100000 records into
* the database and close it.
*/
RecnoDatabaseConfig recnoConfig =
new RecnoDatabaseConfig();
recnoConfig.Creation = CreatePolicy.IF_NEEDED;
recnoConfig.Env = env;
// The db needs mpool to open.
recnoConfig.NoMMap = false;
recnoDB = RecnoDatabase.Open(dbFileName,
recnoConfig);
for (int i = 0; i < 1000; i++)
recnoDB.Append(new DatabaseEntry(
ASCIIEncoding.ASCII.GetBytes("key")));
}
public void GetCursorWithImplicitTxn(string home,
string dbFile, bool ifConfig)
{
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
envConfig.Create = true;
envConfig.UseCDB = true;
envConfig.UseMPool = true;
DatabaseEnvironment env = DatabaseEnvironment.Open(
home, envConfig);
RecnoDatabaseConfig dbConfig =
new RecnoDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.Env = env;
RecnoDatabase db = RecnoDatabase.Open(dbFile,
dbConfig);
RecnoCursor cursor;
if (ifConfig == false)
cursor = db.Cursor();
else
cursor = db.Cursor(new CursorConfig());
cursor.Close();
db.Close();
env.Close();
}
public void ConfigCase1(RecnoDatabaseConfig dbConfig)
{
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.PageSize = 4096;
dbConfig.Length = 4000;
dbConfig.PadByte = 256;
}
/// <summary>
/// Instantiate a new RecnoDatabase object and open the database
/// represented by <paramref name="Filename"/> and
/// <paramref name="DatabaseName"/>.
/// </summary>
/// <remarks>
/// <para>
/// If both <paramref name="Filename"/> and
/// <paramref name="DatabaseName"/> are null, the database is strictly
/// temporary and cannot be opened by any other thread of control, thus
/// the database can only be accessed by sharing the single database
/// object that created it, in circumstances where doing so is safe. If
/// <paramref name="Filename"/> is null and
/// <paramref name="DatabaseName"/> is non-null, the database can be
/// opened by other threads of control and will be replicated to client
/// sites in any replication group.
/// </para>
/// <para>
/// If <paramref name="txn"/> is null, but
/// <see cref="DatabaseConfig.AutoCommit"/> is set, the operation will
/// be implicitly transaction protected. Note that transactionally
/// protected operations on a datbase object requires the object itself
/// be transactionally protected during its open. Also note that the
/// transaction must be committed before the object is closed.
/// </para>
/// </remarks>
/// <param name="Filename">
/// The name of an underlying file that will be used to back the
/// database. In-memory databases never intended to be preserved on disk
/// may be created by setting this parameter to null.
/// </param>
/// <param name="DatabaseName">
/// This parameter allows applications to have multiple databases in a
/// single file. Although no DatabaseName needs to be specified, it is
/// an error to attempt to open a second database in a file that was not
/// initially created using a database name.
/// </param>
/// <param name="cfg">The database's configuration</param>
/// <param name="txn">
/// If the operation is part of an application-specified transaction,
/// <paramref name="txn"/> is a Transaction object returned from
/// <see cref="DatabaseEnvironment.BeginTransaction"/>; if
/// the operation is part of a Berkeley DB Concurrent Data Store group,
/// <paramref name="txn"/> is a handle returned from
/// <see cref="DatabaseEnvironment.BeginCDSGroup"/>; otherwise null.
/// </param>
/// <returns>A new, open database object</returns>
public static RecnoDatabase Open(string Filename,
string DatabaseName, RecnoDatabaseConfig cfg, Transaction txn)
{
RecnoDatabase ret = new RecnoDatabase(cfg.Env, 0);
ret.Config(cfg);
ret.db.open(Transaction.getDB_TXN(txn),
Filename, DatabaseName, DBTYPE.DB_RECNO, cfg.openFlags, 0);
ret.isOpen = true;
return(ret);
}
private void Config(RecnoDatabaseConfig cfg) {
base.Config(cfg);
/*
* Database.Config calls set_flags, but that doesn't get the Recno
* specific flags. No harm in calling it again.
*/
db.set_flags(cfg.flags);
if (cfg.delimiterIsSet)
RecordDelimiter = cfg.Delimiter;
if (cfg.lengthIsSet)
RecordLength = cfg.Length;
if (cfg.padIsSet)
RecordPad = cfg.PadByte;
if (cfg.BackingFile != null)
SourceFile = cfg.BackingFile;
}
public static void Confirm(XmlElement xmlElement,
RecnoDatabaseConfig recnoDBConfig, bool compulsory)
{
DatabaseConfig dbConfig = recnoDBConfig;
Confirm(xmlElement, dbConfig, compulsory);
// Confirm Recno database specific configuration
Configuration.ConfirmString(xmlElement, "BackingFile",
recnoDBConfig.BackingFile, compulsory);
Configuration.ConfirmCreatePolicy(xmlElement,
"Creation", recnoDBConfig.Creation, compulsory);
Configuration.ConfirmInt(xmlElement, "Delimiter",
recnoDBConfig.Delimiter, compulsory);
Configuration.ConfirmUint(xmlElement, "Length",
recnoDBConfig.Length, compulsory);
Configuration.ConfirmInt(xmlElement, "PadByte",
recnoDBConfig.PadByte, compulsory);
Configuration.ConfirmBool(xmlElement, "Renumber",
recnoDBConfig.Renumber, compulsory);
Configuration.ConfirmBool(xmlElement, "Snapshot",
recnoDBConfig.Snapshot, compulsory);
}
public void OpenSecRecnoDB(string className,
string funName, string dbFileName, string dbSecFileName,
bool ifDBName)
{
XmlElement xmlElem = Configuration.TestSetUp(
className, funName);
// Open a primary recno database.
RecnoDatabaseConfig primaryDBConfig =
new RecnoDatabaseConfig();
primaryDBConfig.Creation = CreatePolicy.IF_NEEDED;
RecnoDatabase primaryDB;
/*
* If secondary database name is given, the primary
* database is also opened with database name.
*/
if (ifDBName == false)
primaryDB = RecnoDatabase.Open(dbFileName,
primaryDBConfig);
else
primaryDB = RecnoDatabase.Open(dbFileName,
"primary", primaryDBConfig);
try
{
// Open a new secondary database.
SecondaryRecnoDatabaseConfig secRecnoDBConfig =
new SecondaryRecnoDatabaseConfig(
primaryDB, null);
SecondaryRecnoDatabaseConfigTest.Config(
xmlElem, ref secRecnoDBConfig, false);
secRecnoDBConfig.Creation =
CreatePolicy.IF_NEEDED;
SecondaryRecnoDatabase secRecnoDB;
if (ifDBName == false)
secRecnoDB = SecondaryRecnoDatabase.Open(
dbSecFileName, secRecnoDBConfig);
else
secRecnoDB = SecondaryRecnoDatabase.Open(
dbSecFileName, "secondary",
secRecnoDBConfig);
// Close the secondary database.
secRecnoDB.Close();
// Open the existing secondary database.
SecondaryDatabaseConfig secDBConfig =
new SecondaryDatabaseConfig(
primaryDB, null);
SecondaryDatabase secDB;
if (ifDBName == false)
secDB = SecondaryRecnoDatabase.Open(
dbSecFileName, secDBConfig);
else
secDB = SecondaryRecnoDatabase.Open(
dbSecFileName, "secondary", secDBConfig);
// Close secondary database.
secDB.Close();
}
catch (DatabaseException)
{
throw new TestException();
}
finally
{
// Close primary database.
primaryDB.Close();
}
}
public void OpenSecRecnoDBWithinTxn(string className,
string funName, string home, string dbFileName,
string dbSecFileName, bool ifDbName)
{
XmlElement xmlElem = Configuration.TestSetUp(
className, funName);
// Open an environment.
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
envConfig.Create = true;
envConfig.UseTxns = true;
envConfig.UseMPool = true;
envConfig.UseLogging = true;
DatabaseEnvironment env = DatabaseEnvironment.Open(
home, envConfig);
// Open a primary recno database.
Transaction openDBTxn = env.BeginTransaction();
RecnoDatabaseConfig dbConfig =
new RecnoDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.Env = env;
RecnoDatabase db = RecnoDatabase.Open(
dbFileName, dbConfig, openDBTxn);
openDBTxn.Commit();
// Open a secondary recno database.
Transaction openSecTxn = env.BeginTransaction();
SecondaryRecnoDatabaseConfig secDBConfig =
new SecondaryRecnoDatabaseConfig(db,
new SecondaryKeyGenDelegate(SecondaryKeyGen));
SecondaryRecnoDatabaseConfigTest.Config(xmlElem,
ref secDBConfig, false);
secDBConfig.Env = env;
SecondaryRecnoDatabase secDB;
if (ifDbName == false)
secDB = SecondaryRecnoDatabase.Open(
dbSecFileName, secDBConfig, openSecTxn);
else
secDB = SecondaryRecnoDatabase.Open(
dbSecFileName, "secondary", secDBConfig,
openSecTxn);
openSecTxn.Commit();
// Confirm its flags configured in secDBConfig.
Confirm(xmlElem, secDB, true);
secDB.Close();
// Open the existing secondary database.
Transaction secTxn = env.BeginTransaction();
SecondaryDatabaseConfig secConfig =
new SecondaryDatabaseConfig(db,
new SecondaryKeyGenDelegate(SecondaryKeyGen));
secConfig.Env = env;
SecondaryDatabase secExDB;
if (ifDbName == false)
secExDB = SecondaryRecnoDatabase.Open(
dbSecFileName, secConfig, secTxn);
else
secExDB = SecondaryRecnoDatabase.Open(
dbSecFileName, "secondary", secConfig,
secTxn);
secExDB.Close();
secTxn.Commit();
db.Close();
env.Close();
}
/// <summary>
/// Instantiate a new RecnoDatabase object and open the database
/// represented by <paramref name="Filename"/>.
/// </summary>
/// <remarks>
/// <para>
/// If <paramref name="Filename"/> is null, the database is strictly
/// temporary and cannot be opened by any other thread of control, thus
/// the database can only be accessed by sharing the single database
/// object that created it, in circumstances where doing so is safe.
/// </para>
/// <para>
/// If <see cref="DatabaseConfig.AutoCommit"/> is set, the operation
/// will be implicitly transaction protected. Note that transactionally
/// protected operations on a datbase object requires the object itself
/// be transactionally protected during its open.
/// </para>
/// </remarks>
/// <param name="Filename">
/// The name of an underlying file that will be used to back the
/// database. In-memory databases never intended to be preserved on disk
/// may be created by setting this parameter to null.
/// </param>
/// <param name="cfg">The database's configuration</param>
/// <returns>A new, open database object</returns>
public static RecnoDatabase Open(
string Filename, RecnoDatabaseConfig cfg)
{
return(Open(Filename, null, cfg, null));
}
public void TestAppendWithoutTxn()
{
testName = "TestAppendWithoutTxn";
testHome = testFixtureHome + "/" + testName;
string recnoDBFileName = testHome + "/" +
testName + ".db";
Configuration.ClearDir(testHome);
RecnoDatabaseConfig recnoConfig =
new RecnoDatabaseConfig();
recnoConfig.Creation = CreatePolicy.ALWAYS;
RecnoDatabase recnoDB = RecnoDatabase.Open(
recnoDBFileName, recnoConfig);
DatabaseEntry data = new DatabaseEntry(
ASCIIEncoding.ASCII.GetBytes("data"));
uint num = recnoDB.Append(data);
DatabaseEntry key = new DatabaseEntry(
BitConverter.GetBytes(num));
Assert.IsTrue(recnoDB.Exists(key));
KeyValuePair<DatabaseEntry, DatabaseEntry> record =
recnoDB.Get(key);
Assert.IsTrue(data.Data.Length ==
record.Value.Data.Length);
for (int i = 0; i < data.Data.Length; i++)
Assert.IsTrue(data.Data[i] ==
record.Value.Data[i]);
recnoDB.Close();
}
public void TestForeignKeyDelete(DatabaseType dbtype, ForeignKeyDeleteAction action)
{
SetUpTest(true);
string dbFileName = testHome + "/" + testName + ".db";
string fdbFileName = testHome + "/" + testName + "foreign.db";
string sdbFileName = testHome + "/" + testName + "sec.db";
Database primaryDB, fdb;
SecondaryDatabase secDB;
// Open primary database.
if (dbtype == DatabaseType.BTREE) {
BTreeDatabaseConfig btConfig = new BTreeDatabaseConfig();
btConfig.Creation = CreatePolicy.ALWAYS;
primaryDB = BTreeDatabase.Open(dbFileName, btConfig);
fdb = BTreeDatabase.Open(fdbFileName, btConfig);
} else if (dbtype == DatabaseType.HASH) {
HashDatabaseConfig hConfig = new HashDatabaseConfig();
hConfig.Creation = CreatePolicy.ALWAYS;
primaryDB = HashDatabase.Open(dbFileName, hConfig);
fdb = HashDatabase.Open(fdbFileName, hConfig);
} else if (dbtype == DatabaseType.QUEUE) {
QueueDatabaseConfig qConfig = new QueueDatabaseConfig();
qConfig.Creation = CreatePolicy.ALWAYS;
qConfig.Length = 4;
primaryDB = QueueDatabase.Open(dbFileName, qConfig);
fdb = QueueDatabase.Open(fdbFileName, qConfig);
} else if (dbtype == DatabaseType.RECNO) {
RecnoDatabaseConfig rConfig = new RecnoDatabaseConfig();
rConfig.Creation = CreatePolicy.ALWAYS;
primaryDB = RecnoDatabase.Open(dbFileName, rConfig);
fdb = RecnoDatabase.Open(fdbFileName, rConfig);
} else {
throw new ArgumentException("Invalid DatabaseType");
}
// Open secondary database.
if (dbtype == DatabaseType.BTREE) {
SecondaryBTreeDatabaseConfig secbtConfig =
new SecondaryBTreeDatabaseConfig(primaryDB,
new SecondaryKeyGenDelegate(SecondaryKeyGen));
secbtConfig.Creation = CreatePolicy.ALWAYS;
secbtConfig.Duplicates = DuplicatesPolicy.SORTED;
if (action == ForeignKeyDeleteAction.NULLIFY)
secbtConfig.SetForeignKeyConstraint(fdb, action, new ForeignKeyNullifyDelegate(Nullify));
else
secbtConfig.SetForeignKeyConstraint(fdb, action);
secDB = SecondaryBTreeDatabase.Open(sdbFileName, secbtConfig);
} else if (dbtype == DatabaseType.HASH) {
SecondaryHashDatabaseConfig sechConfig =
new SecondaryHashDatabaseConfig(primaryDB,
new SecondaryKeyGenDelegate(SecondaryKeyGen));
sechConfig.Creation = CreatePolicy.ALWAYS;
sechConfig.Duplicates = DuplicatesPolicy.SORTED;
if (action == ForeignKeyDeleteAction.NULLIFY)
sechConfig.SetForeignKeyConstraint(fdb, action, new ForeignKeyNullifyDelegate(Nullify));
else
sechConfig.SetForeignKeyConstraint(fdb, action);
secDB = SecondaryHashDatabase.Open(sdbFileName, sechConfig);
} else if (dbtype == DatabaseType.QUEUE) {
SecondaryQueueDatabaseConfig secqConfig =
new SecondaryQueueDatabaseConfig(primaryDB,
new SecondaryKeyGenDelegate(SecondaryKeyGen));
secqConfig.Creation = CreatePolicy.ALWAYS;
secqConfig.Length = 4;
if (action == ForeignKeyDeleteAction.NULLIFY)
secqConfig.SetForeignKeyConstraint(fdb, action, new ForeignKeyNullifyDelegate(Nullify));
else
secqConfig.SetForeignKeyConstraint(fdb, action);
secDB = SecondaryQueueDatabase.Open(sdbFileName, secqConfig);
} else if (dbtype == DatabaseType.RECNO) {
SecondaryRecnoDatabaseConfig secrConfig =
new SecondaryRecnoDatabaseConfig(primaryDB,
new SecondaryKeyGenDelegate(SecondaryKeyGen));
secrConfig.Creation = CreatePolicy.ALWAYS;
if (action == ForeignKeyDeleteAction.NULLIFY)
secrConfig.SetForeignKeyConstraint(fdb, action, new ForeignKeyNullifyDelegate(Nullify));
else
secrConfig.SetForeignKeyConstraint(fdb, action);
secDB = SecondaryRecnoDatabase.Open(sdbFileName, secrConfig);
} else {
throw new ArgumentException("Invalid DatabaseType");
}
/* Use integer keys for Queue/Recno support. */
fdb.Put(new DatabaseEntry(BitConverter.GetBytes(100)),
new DatabaseEntry(BitConverter.GetBytes(1001)));
fdb.Put(new DatabaseEntry(BitConverter.GetBytes(200)),
new DatabaseEntry(BitConverter.GetBytes(2002)));
fdb.Put(new DatabaseEntry(BitConverter.GetBytes(300)),
new DatabaseEntry(BitConverter.GetBytes(3003)));
primaryDB.Put(new DatabaseEntry(BitConverter.GetBytes(1)),
new DatabaseEntry(BitConverter.GetBytes(100)));
primaryDB.Put(new DatabaseEntry(BitConverter.GetBytes(2)),
new DatabaseEntry(BitConverter.GetBytes(200)));
if (dbtype == DatabaseType.BTREE || dbtype == DatabaseType.HASH)
primaryDB.Put(new DatabaseEntry(BitConverter.GetBytes(3)),
new DatabaseEntry(BitConverter.GetBytes(100)));
try {
fdb.Delete(new DatabaseEntry(BitConverter.GetBytes(100)));
} catch (ForeignConflictException) {
Assert.AreEqual(action, ForeignKeyDeleteAction.ABORT);
}
if (action == ForeignKeyDeleteAction.ABORT) {
Assert.IsTrue(secDB.Exists(new DatabaseEntry(BitConverter.GetBytes(100))));
Assert.IsTrue(primaryDB.Exists(new DatabaseEntry(BitConverter.GetBytes(1))));
Assert.IsTrue(fdb.Exists(new DatabaseEntry(BitConverter.GetBytes(100))));
} else if (action == ForeignKeyDeleteAction.CASCADE) {
try {
Assert.IsFalse(secDB.Exists(new DatabaseEntry(BitConverter.GetBytes(100))));
} catch (KeyEmptyException) {
Assert.IsTrue(dbtype == DatabaseType.QUEUE || dbtype == DatabaseType.RECNO);
}
try {
Assert.IsFalse(primaryDB.Exists(new DatabaseEntry(BitConverter.GetBytes(1))));
} catch (KeyEmptyException) {
Assert.IsTrue(dbtype == DatabaseType.QUEUE || dbtype == DatabaseType.RECNO);
}
try {
Assert.IsFalse(fdb.Exists(new DatabaseEntry(BitConverter.GetBytes(100))));
} catch (KeyEmptyException) {
Assert.IsTrue(dbtype == DatabaseType.QUEUE || dbtype == DatabaseType.RECNO);
}
} else if (action == ForeignKeyDeleteAction.NULLIFY) {
try {
Assert.IsFalse(secDB.Exists(new DatabaseEntry(BitConverter.GetBytes(100))));
} catch (KeyEmptyException) {
Assert.IsTrue(dbtype == DatabaseType.QUEUE || dbtype == DatabaseType.RECNO);
}
Assert.IsTrue(primaryDB.Exists(new DatabaseEntry(BitConverter.GetBytes(1))));
try {
Assert.IsFalse(fdb.Exists(new DatabaseEntry(BitConverter.GetBytes(100))));
} catch (KeyEmptyException) {
Assert.IsTrue(dbtype == DatabaseType.QUEUE || dbtype == DatabaseType.RECNO);
}
}
// Close secondary database.
secDB.Close();
// Close primary database.
primaryDB.Close();
// Close foreign database
fdb.Close();
}
public void TestInsertToLoc()
{
RecnoDatabase db;
RecnoDatabaseConfig dbConfig;
RecnoCursor cursor;
DatabaseEntry data;
KeyValuePair<DatabaseEntry, DatabaseEntry> pair;
string dbFileName;
testName = "TestInsertToLoc";
testHome = testFixtureHome + "/" + testName;
dbFileName = testHome + "/" + testName + ".db";
Configuration.ClearDir(testHome);
// Open database and cursor.
dbConfig = new RecnoDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.Renumber = true;
db = RecnoDatabase.Open(dbFileName, dbConfig);
cursor = db.Cursor();
// Add record(1,1) into database.
/*
* Add a record(1, 1) by cursor and move
* the cursor to the current record.
*/
AddOneByCursor(cursor);
cursor.Refresh();
/*
* Insert the new record(1,10) after the
* record(1,1).
*/
data = new DatabaseEntry(
BitConverter.GetBytes((int)10));
cursor.Insert(data, Cursor.InsertLocation.AFTER);
/*
* Move the cursor to the record(1,1) and
* confirm that the next record is the one just inserted.
*/
pair = new KeyValuePair<DatabaseEntry, DatabaseEntry>(
new DatabaseEntry(
BitConverter.GetBytes((int)1)),
new DatabaseEntry(
BitConverter.GetBytes((int)1)));
Assert.IsTrue(cursor.Move(pair, true));
Assert.IsTrue(cursor.MoveNext());
Assert.AreEqual(BitConverter.GetBytes((int)10),
cursor.Current.Value.Data);
cursor.Close();
db.Close();
}
/// <summary>
/// Instantiate a new RecnoDatabase object and open the database
/// represented by <paramref name="Filename"/> and
/// <paramref name="DatabaseName"/>.
/// </summary>
/// <remarks>
/// <para>
/// If both <paramref name="Filename"/> and
/// <paramref name="DatabaseName"/> are null, the database is strictly
/// temporary and cannot be opened by any other thread of control, thus
/// the database can only be accessed by sharing the single database
/// object that created it, in circumstances where doing so is safe. If
/// <paramref name="Filename"/> is null and
/// <paramref name="DatabaseName"/> is non-null, the database can be
/// opened by other threads of control and will be replicated to client
/// sites in any replication group.
/// </para>
/// <para>
/// If <paramref name="txn"/> is null, but
/// <see cref="DatabaseConfig.AutoCommit"/> is set, the operation is
/// implicitly transaction protected. Transactionally
/// protected operations on a database object requires the object itself
/// be transactionally protected during its open. The
/// transaction must be committed before the object is closed.
/// </para>
/// </remarks>
/// <param name="Filename">
/// The name of an underlying file used to back the
/// database. In-memory databases never intended to be preserved on disk
/// may be created by setting this parameter to null.
/// </param>
/// <param name="DatabaseName">
/// This parameter allows applications to have multiple databases in a
/// single file. Although no DatabaseName needs to be specified, it is
/// an error to attempt to open a second database in a file that was not
/// initially created using a database name.
/// </param>
/// <param name="cfg">The database's configuration</param>
/// <param name="txn">
/// If the operation is part of an application-specified transaction,
/// <paramref name="txn"/> is a Transaction object returned from
/// <see cref="DatabaseEnvironment.BeginTransaction"/>; if
/// the operation is part of a Berkeley DB Concurrent Data Store group,
/// <paramref name="txn"/> is a handle returned from
/// <see cref="DatabaseEnvironment.BeginCDSGroup"/>; otherwise null.
/// </param>
/// <returns>A new, open database object</returns>
public static RecnoDatabase Open(string Filename,
string DatabaseName, RecnoDatabaseConfig cfg, Transaction txn)
{
RecnoDatabase ret = new RecnoDatabase(cfg.Env, 0);
ret.Config(cfg);
ret.db.open(Transaction.getDB_TXN(txn),
Filename, DatabaseName, DBTYPE.DB_RECNO, cfg.openFlags, 0);
ret.isOpen = true;
return ret;
}
public void TestConfig()
{
testName = "TestConfig";
SetUpTest(true);
string dbFileName = testHome + "/" + testName + ".db";
XmlElement xmlElem = Configuration.TestSetUp(
testFixtureName, testName);
// Open a primary btree database.
RecnoDatabaseConfig recDBConfig =
new RecnoDatabaseConfig();
recDBConfig.Creation = CreatePolicy.IF_NEEDED;
RecnoDatabase recDB = RecnoDatabase.Open(
dbFileName, recDBConfig);
SecondaryRecnoDatabaseConfig secDBConfig =
new SecondaryRecnoDatabaseConfig(recDB, null);
Config(xmlElem, ref secDBConfig, true);
Confirm(xmlElem, secDBConfig, true);
// Close the primary btree database.
recDB.Close();
}
public void TestTruncateUnusedPagesInTxn()
{
testName = "TestTruncateUnusedPagesInTxn";
testHome = testFixtureHome + "/" + testName;
Configuration.ClearDir(testHome);
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
envConfig.Create = true;
envConfig.UseLogging = true;
envConfig.UseMPool = true;
envConfig.UseTxns = true;
DatabaseEnvironment env = DatabaseEnvironment.Open(
testHome, envConfig);
Transaction openTxn = env.BeginTransaction();
RecnoDatabaseConfig dbConfig =
new RecnoDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.Env = env;
dbConfig.PageSize = 512;
RecnoDatabase db = RecnoDatabase.Open(
testName + ".db", dbConfig, openTxn);
openTxn.Commit();
Transaction modifyTxn = env.BeginTransaction();
ModifyRecordsInDB(db, modifyTxn);
Assert.Less(0, db.TruncateUnusedPages(modifyTxn));
modifyTxn.Commit();
db.Close();
env.Close();
}
public void TestTruncateUnusedPages()
{
testName = "TestTruncateUnusedPages";
testHome = testFixtureHome + "/" + testName;
Configuration.ClearDir(testHome);
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
envConfig.Create = true;
envConfig.UseCDB = true;
envConfig.UseMPool = true;
DatabaseEnvironment env = DatabaseEnvironment.Open(
testHome, envConfig);
RecnoDatabaseConfig dbConfig =
new RecnoDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.Env = env;
dbConfig.PageSize = 512;
RecnoDatabase db = RecnoDatabase.Open(
testName + ".db", dbConfig);
ModifyRecordsInDB(db, null);
Assert.Less(0, db.TruncateUnusedPages());
db.Close();
env.Close();
}
public void TestStats()
{
testName = "TestStats";
testHome = testFixtureHome + "/" + testName;
string dbFileName = testHome + "/" +
testName + ".db";
Configuration.ClearDir(testHome);
RecnoDatabaseConfig dbConfig =
new RecnoDatabaseConfig();
ConfigCase1(dbConfig);
RecnoDatabase db = RecnoDatabase.Open(dbFileName,
dbConfig);
RecnoStats stats = db.Stats();
ConfirmStatsPart1Case1(stats);
// Put 1000 records into the database.
PutRecordCase1(db, null);
stats = db.Stats();
ConfirmStatsPart2Case1(stats);
// Delete 500 records.
for (int i = 250; i <= 750; i++)
db.Delete(new DatabaseEntry(BitConverter.GetBytes(i)));
stats = db.Stats();
ConfirmStatsPart3Case1(stats);
db.Close();
}
public void TestOpenNewRecnoDB()
{
RecnoDatabase recnoDB;
RecnoDatabaseConfig recnoConfig;
testName = "TestOpenNewRecnoDB";
testHome = testFixtureHome + "/" + testName;
string recnoDBFileName = testHome + "/" +
testName + ".db";
Configuration.ClearDir(testHome);
XmlElement xmlElem = Configuration.TestSetUp(
testFixtureName, testName);
recnoConfig = new RecnoDatabaseConfig();
RecnoDatabaseConfigTest.Config(xmlElem,
ref recnoConfig, true);
recnoDB = RecnoDatabase.Open(recnoDBFileName,
recnoConfig);
Confirm(xmlElem, recnoDB, true);
recnoDB.Close();
}
public void TestOpenExistingRecnoDB()
{
testName = "TestOpenExistingRecnoDB";
testHome = testFixtureHome + "/" + testName;
string recnoDBFileName = testHome + "/" +
testName + ".db";
Configuration.ClearDir(testHome);
RecnoDatabaseConfig recConfig =
new RecnoDatabaseConfig();
recConfig.Creation = CreatePolicy.ALWAYS;
RecnoDatabase recDB = RecnoDatabase.Open(
recnoDBFileName, recConfig);
recDB.Close();
RecnoDatabaseConfig dbConfig = new RecnoDatabaseConfig();
string backingFile = testHome + "/backingFile";
File.Copy(recnoDBFileName, backingFile);
dbConfig.BackingFile = backingFile;
RecnoDatabase db = RecnoDatabase.Open(recnoDBFileName, dbConfig);
Assert.AreEqual(db.Type, DatabaseType.RECNO);
db.Close();
}
public void TestCompact()
{
testName = "TestCompact";
testHome = testFixtureHome + "/" + testName;
string recnoDBFileName = testHome + "/" +
testName + ".db";
Configuration.ClearDir(testHome);
RecnoDatabaseConfig recnoConfig =
new RecnoDatabaseConfig();
recnoConfig.Creation = CreatePolicy.ALWAYS;
recnoConfig.Length = 512;
DatabaseEntry key, data;
RecnoDatabase recnoDB;
using (recnoDB = RecnoDatabase.Open(
recnoDBFileName, recnoConfig))
{
for (int i = 1; i <= 5000; i++)
{
data = new DatabaseEntry(
BitConverter.GetBytes(i));
recnoDB.Append(data);
}
for (int i = 1; i <= 5000; i++)
{
if (i > 500 && (i % 5 != 0))
{
key = new DatabaseEntry(
BitConverter.GetBytes(i));
recnoDB.Delete(key);
}
}
int startInt = 1;
int stopInt = 2500;
DatabaseEntry start, stop;
start = new DatabaseEntry(
BitConverter.GetBytes(startInt));
stop = new DatabaseEntry(
BitConverter.GetBytes(stopInt));
Assert.IsTrue(recnoDB.Exists(start));
Assert.IsTrue(recnoDB.Exists(stop));
CompactConfig cCfg = new CompactConfig();
cCfg.start = start;
cCfg.stop = stop;
cCfg.FillPercentage = 30;
cCfg.Pages = 1;
cCfg.returnEnd = true;
cCfg.Timeout = 5000;
cCfg.TruncatePages = true;
CompactData compactData = recnoDB.Compact(cCfg);
Assert.IsNotNull(compactData.End);
Assert.AreNotEqual(0, compactData.PagesExamined);
}
}
/// <summary>
/// Instantiate a new RecnoDatabase object and open the database
/// represented by <paramref name="Filename"/> and
/// <paramref name="DatabaseName"/>.
/// </summary>
/// <remarks>
/// <para>
/// If both <paramref name="Filename"/> and
/// <paramref name="DatabaseName"/> are null, the database is strictly
/// temporary and cannot be opened by any other thread of control, thus
/// the database can only be accessed by sharing the single database
/// object that created it, in circumstances where doing so is safe. If
/// <paramref name="Filename"/> is null and
/// <paramref name="DatabaseName"/> is non-null, the database can be
/// opened by other threads of control and will be replicated to client
/// sites in any replication group.
/// </para>
/// <para>
/// If <see cref="DatabaseConfig.AutoCommit"/> is set, the operation
/// is implicitly transaction protected. Transactionally
/// protected operations on a database object requires the object itself
/// be transactionally protected during its open.
/// </para>
/// </remarks>
/// <param name="Filename">
/// The name of an underlying file used to back the
/// database. In-memory databases never intended to be preserved on disk
/// may be created by setting this parameter to null.
/// </param>
/// <param name="DatabaseName">
/// This parameter allows applications to have multiple databases in a
/// single file. Although no DatabaseName needs to be specified, it is
/// an error to attempt to open a second database in a file that was not
/// initially created using a database name.
/// </param>
/// <param name="cfg">The database's configuration</param>
/// <returns>A new, open database object</returns>
public static RecnoDatabase Open(
string Filename, string DatabaseName, RecnoDatabaseConfig cfg)
{
return Open(Filename, DatabaseName, cfg, null);
}
/// <summary>
/// Instantiate a new RecnoDatabase object and open the database
/// represented by <paramref name="Filename"/>.
/// </summary>
/// <remarks>
/// <para>
/// If <paramref name="Filename"/> is null, the database is strictly
/// temporary and cannot be opened by any other thread of control, thus
/// the database can only be accessed by sharing the single database
/// object that created it, in circumstances where doing so is safe.
/// </para>
/// <para>
/// If <paramref name="txn"/> is null, but
/// <see cref="DatabaseConfig.AutoCommit"/> is set, the operation
/// is implicitly transaction protected. Transactionally
/// protected operations on a database object requires the object itself
/// be transactionally protected during its open. The
/// transaction must be committed before the object is closed.
/// </para>
/// </remarks>
/// <param name="Filename">
/// The name of an underlying file used to back the
/// database. In-memory databases never intended to be preserved on disk
/// may be created by setting this parameter to null.
/// </param>
/// <param name="cfg">The database's configuration</param>
/// <param name="txn">
/// If the operation is part of an application-specified transaction,
/// <paramref name="txn"/> is a Transaction object returned from
/// <see cref="DatabaseEnvironment.BeginTransaction"/>; if
/// the operation is part of a Berkeley DB Concurrent Data Store group,
/// <paramref name="txn"/> is a handle returned from
/// <see cref="DatabaseEnvironment.BeginCDSGroup"/>; otherwise null.
/// </param>
/// <returns>A new, open database object</returns>
public static RecnoDatabase Open(
string Filename, RecnoDatabaseConfig cfg, Transaction txn)
{
return Open(Filename, null, cfg, txn);
}
private void GetCursorWithConfig(string dbFile, string dbName,
CursorConfig cfg, DatabaseType type)
{
Database db;
Cursor cursor;
Configuration.ClearDir(testHome);
if (type == DatabaseType.BTREE) {
BTreeDatabaseConfig dbConfig = new BTreeDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
db = BTreeDatabase.Open(dbFile, dbName, dbConfig);
cursor = ((BTreeDatabase)db).Cursor(cfg);
} else if (type == DatabaseType.HASH) {
HashDatabaseConfig dbConfig = new HashDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
db = (HashDatabase)HashDatabase.Open(dbFile, dbName, dbConfig);
cursor = ((HashDatabase)db).Cursor(cfg);
} else if (type == DatabaseType.QUEUE) {
QueueDatabaseConfig dbConfig = new QueueDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.Length = 100;
db = QueueDatabase.Open(dbFile, dbConfig);
cursor = ((QueueDatabase)db).Cursor(cfg);
} else if (type == DatabaseType.RECNO) {
RecnoDatabaseConfig dbConfig = new RecnoDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
db = RecnoDatabase.Open(dbFile, dbName, dbConfig);
cursor = ((RecnoDatabase)db).Cursor(cfg);
} else
throw new TestException();
if (cfg.Priority != null)
Assert.AreEqual(cursor.Priority, cfg.Priority);
else
Assert.AreEqual(CachePriority.DEFAULT, cursor.Priority);
Cursor dupCursor = cursor.Duplicate(false);
Assert.AreEqual(cursor.Priority, dupCursor.Priority);
cursor.Close();
db.Close();
}
public void TestDuplicate()
{
KeyValuePair<DatabaseEntry, DatabaseEntry> pair;
RecnoDatabase db;
RecnoDatabaseConfig dbConfig;
RecnoCursor cursor, dupCursor;
string dbFileName;
testName = "TestDuplicate";
testHome = testFixtureHome + "/" + testName;
dbFileName = testHome + "/" + testName + ".db";
Configuration.ClearDir(testHome);
dbConfig = new RecnoDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
db = RecnoDatabase.Open(dbFileName, dbConfig);
cursor = db.Cursor();
/*
* Add a record(1, 1) by cursor and move
* the cursor to the current record.
*/
AddOneByCursor(cursor);
cursor.Refresh();
//Duplicate a new cursor to the same position.
dupCursor = cursor.Duplicate(true);
// Overwrite the record.
dupCursor.Overwrite(new DatabaseEntry(
ASCIIEncoding.ASCII.GetBytes("newdata")));
// Confirm that the original data doesn't exist.
pair = new KeyValuePair<DatabaseEntry, DatabaseEntry>(
new DatabaseEntry(
BitConverter.GetBytes((int)1)),
new DatabaseEntry(
BitConverter.GetBytes((int)1)));
Assert.IsFalse(dupCursor.Move(pair, true));
dupCursor.Close();
cursor.Close();
db.Close();
}
/// <summary>
/// Instantiate a new RecnoDatabase object and open the database
/// represented by <paramref name="Filename"/>.
/// </summary>
/// <remarks>
/// <para>
/// If <paramref name="Filename"/> is null, the database is strictly
/// temporary and cannot be opened by any other thread of control, thus
/// the database can only be accessed by sharing the single database
/// object that created it, in circumstances where doing so is safe.
/// </para>
/// <para>
/// If <paramref name="txn"/> is null, but
/// <see cref="DatabaseConfig.AutoCommit"/> is set, the operation will
/// be implicitly transaction protected. Note that transactionally
/// protected operations on a datbase object requires the object itself
/// be transactionally protected during its open. Also note that the
/// transaction must be committed before the object is closed.
/// </para>
/// </remarks>
/// <param name="Filename">
/// The name of an underlying file that will be used to back the
/// database. In-memory databases never intended to be preserved on disk
/// may be created by setting this parameter to null.
/// </param>
/// <param name="cfg">The database's configuration</param>
/// <param name="txn">
/// If the operation is part of an application-specified transaction,
/// <paramref name="txn"/> is a Transaction object returned from
/// <see cref="DatabaseEnvironment.BeginTransaction"/>; if
/// the operation is part of a Berkeley DB Concurrent Data Store group,
/// <paramref name="txn"/> is a handle returned from
/// <see cref="DatabaseEnvironment.BeginCDSGroup"/>; otherwise null.
/// </param>
/// <returns>A new, open database object</returns>
public static RecnoDatabase Open(
string Filename, RecnoDatabaseConfig cfg, Transaction txn)
{
return(Open(Filename, null, cfg, txn));
}
public override void TestConfigWithoutEnv()
{
testName = "TestConfigWithoutEnv";
SetUpTest(false);
XmlElement xmlElem = Configuration.TestSetUp(
testFixtureName, testName);
RecnoDatabaseConfig recnoDBConfig =
new RecnoDatabaseConfig();
Config(xmlElem, ref recnoDBConfig, true);
Confirm(xmlElem, recnoDBConfig, true);
}
public void TestAppend()
{
uint recno;
testName = "TestAppend";
SetUpTest(true);
string dbFileName = testHome + "/" + testName + ".db";
RecnoDatabaseConfig recnoConfig =
new RecnoDatabaseConfig();
recnoConfig.Creation = CreatePolicy.IF_NEEDED;
recnoConfig.Append = new AppendRecordDelegate(
AppendRecord);
RecnoDatabase recnoDB = RecnoDatabase.Open(
dbFileName, recnoConfig);
recno = recnoDB.Append(new DatabaseEntry(
ASCIIEncoding.ASCII.GetBytes("data")));
KeyValuePair<DatabaseEntry, DatabaseEntry> pair;
pair = recnoDB.Get(
new DatabaseEntry(BitConverter.GetBytes(recno)));
Assert.AreEqual(ASCIIEncoding.ASCII.GetBytes("data"),
pair.Value.Data);
recnoDB.Close();
}
private void DeleteMultipleAndMultipleKey(string dbFileName,
string dbName, DatabaseType type, bool mulKey)
{
List<DatabaseEntry> kList = new List<DatabaseEntry>();
List<uint> rList = new List<uint>();
List<KeyValuePair<DatabaseEntry, DatabaseEntry>> pList =
new List<KeyValuePair<DatabaseEntry, DatabaseEntry>>();
DatabaseEntry key;
Database db;
SecondaryDatabase secDb;
Configuration.ClearDir(testHome);
if (type == DatabaseType.BTREE) {
BTreeDatabaseConfig dbConfig =
new BTreeDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
db = BTreeDatabase.Open(
dbFileName, dbName, dbConfig);
SecondaryBTreeDatabaseConfig secDbConfig =
new SecondaryBTreeDatabaseConfig(db, null);
secDbConfig.Creation = CreatePolicy.IF_NEEDED;
secDbConfig.Duplicates = DuplicatesPolicy.SORTED;
secDbConfig.KeyGen =
new SecondaryKeyGenDelegate(SecondaryKeyGen);
secDb = SecondaryBTreeDatabase.Open(
dbFileName, dbName + "_sec", secDbConfig);
} else if (type == DatabaseType.HASH) {
HashDatabaseConfig dbConfig =
new HashDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
db = HashDatabase.Open(
dbFileName, dbName, dbConfig);
SecondaryHashDatabaseConfig secDbConfig =
new SecondaryHashDatabaseConfig(db, null);
secDbConfig.Creation = CreatePolicy.IF_NEEDED;
secDbConfig.Duplicates = DuplicatesPolicy.SORTED;
secDbConfig.KeyGen =
new SecondaryKeyGenDelegate(SecondaryKeyGen);
secDb = SecondaryHashDatabase.Open(
dbFileName, dbName + "_sec", secDbConfig);
} else if (type == DatabaseType.QUEUE) {
QueueDatabaseConfig dbConfig =
new QueueDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
dbConfig.Length = 4;
db = QueueDatabase.Open(dbFileName, dbConfig);
SecondaryQueueDatabaseConfig secDbConfig =
new SecondaryQueueDatabaseConfig(db, null);
secDbConfig.Creation = CreatePolicy.IF_NEEDED;
secDbConfig.Length = 4;
secDbConfig.KeyGen =
new SecondaryKeyGenDelegate(SecondaryKeyGen);
secDb = SecondaryQueueDatabase.Open(
dbFileName + "_sec", secDbConfig);
} else if (type == DatabaseType.RECNO) {
RecnoDatabaseConfig dbConfig =
new RecnoDatabaseConfig();
dbConfig.Creation = CreatePolicy.IF_NEEDED;
db = RecnoDatabase.Open(
dbFileName, dbName, dbConfig);
SecondaryRecnoDatabaseConfig secDbConfig =
new SecondaryRecnoDatabaseConfig(db, null);
secDbConfig.Creation = CreatePolicy.IF_NEEDED;
secDbConfig.KeyGen =
new SecondaryKeyGenDelegate(SecondaryKeyGen);
secDb = SecondaryRecnoDatabase.Open(
dbFileName, dbName + "_sec", secDbConfig);
} else
throw new TestException();
for (uint i = 1; i <= 100; i++) {
key = new DatabaseEntry(
BitConverter.GetBytes(i));
if (i >= 50 && i < 60)
kList.Add(key);
else if (i > 80)
pList.Add(new KeyValuePair<
DatabaseEntry, DatabaseEntry>(
key, key));
else if (type == DatabaseType.QUEUE
|| type == DatabaseType.RECNO)
rList.Add(i);
db.Put(key, key);
}
if (mulKey) {
// Create bulk buffer for key/value pairs.
MultipleKeyDatabaseEntry pBuff;
if (type == DatabaseType.BTREE)
pBuff = new MultipleKeyDatabaseEntry(
pList, false);
else if (type == DatabaseType.HASH)
pBuff = new MultipleKeyDatabaseEntry(
pList, false);
else if (type == DatabaseType.QUEUE)
pBuff = new MultipleKeyDatabaseEntry(
pList, true);
else
pBuff = new MultipleKeyDatabaseEntry(
pList, true);
// Bulk delete with the key/value pair bulk buffer.
secDb.Delete(pBuff);
foreach (KeyValuePair<DatabaseEntry,
DatabaseEntry>pair in pList) {
try {
db.GetBoth(pair.Key, pair.Value);
throw new TestException();
} catch (NotFoundException e1) {
if (type == DatabaseType.QUEUE)
throw e1;
} catch (KeyEmptyException e2) {
if (type == DatabaseType.BTREE ||
type == DatabaseType.HASH ||
type == DatabaseType.RECNO)
throw e2;
}
}
/*
* Dump the database to verify that 80 records
* remain after bulk delete.
*/
Assert.AreEqual(80, db.Truncate());
} else {
// Create bulk buffer for key.
MultipleDatabaseEntry kBuff;
if (type == DatabaseType.BTREE)
kBuff = new MultipleDatabaseEntry(
kList, false);
else if (type == DatabaseType.HASH)
kBuff = new MultipleDatabaseEntry(
kList, false);
else if (type == DatabaseType.QUEUE)
kBuff = new MultipleDatabaseEntry(
kList, true);
else
kBuff = new MultipleDatabaseEntry(
kList, true);
/*
* Bulk delete in secondary database with key
* buffer. Primary records that the deleted
* records in secondar database should be
* deleted as well.
*/
secDb.Delete(kBuff);
foreach (DatabaseEntry dbt in kList) {
try {
db.Get(dbt);
throw new TestException();
} catch (NotFoundException e1) {
if (type == DatabaseType.QUEUE ||
type == DatabaseType.RECNO)
throw e1;
} catch (KeyEmptyException e2) {
if (type == DatabaseType.BTREE ||
type == DatabaseType.HASH)
throw e2;
}
}
/*
* Bulk delete in secondary database with recno
* based key buffer.
*/
if (type == DatabaseType.QUEUE ||
type == DatabaseType.RECNO) {
MultipleDatabaseEntry rBuff =
new MultipleDatabaseEntry(rList);
secDb.Delete(rBuff);
Assert.AreEqual(20, db.Truncate());
}
}
secDb.Close();
db.Close();
}
public void StatsInTxn(string home, string name, bool ifIsolation)
{
DatabaseEnvironmentConfig envConfig =
new DatabaseEnvironmentConfig();
EnvConfigCase1(envConfig);
DatabaseEnvironment env = DatabaseEnvironment.Open(
home, envConfig);
Transaction openTxn = env.BeginTransaction();
RecnoDatabaseConfig dbConfig =
new RecnoDatabaseConfig();
ConfigCase1(dbConfig);
dbConfig.Env = env;
RecnoDatabase db = RecnoDatabase.Open(name + ".db",
dbConfig, openTxn);
openTxn.Commit();
Transaction statsTxn = env.BeginTransaction();
RecnoStats stats;
RecnoStats fastStats;
if (ifIsolation == false)
{
stats = db.Stats(statsTxn);
fastStats = db.FastStats(statsTxn);
}
else
{
stats = db.Stats(statsTxn, Isolation.DEGREE_ONE);
fastStats = db.FastStats(statsTxn,
Isolation.DEGREE_ONE);
}
ConfirmStatsPart1Case1(stats);
// Put 1000 records into the database.
PutRecordCase1(db, statsTxn);
if (ifIsolation == false)
{
stats = db.Stats(statsTxn);
fastStats = db.FastStats(statsTxn);
}
else
{
stats = db.Stats(statsTxn, Isolation.DEGREE_TWO);
fastStats = db.FastStats(statsTxn,
Isolation.DEGREE_TWO);
}
ConfirmStatsPart2Case1(stats);
// Delete 500 records.
for (int i = 250; i <= 750; i++)
db.Delete(new DatabaseEntry(BitConverter.GetBytes(i)),
statsTxn);
if (ifIsolation == false)
{
stats = db.Stats(statsTxn);
fastStats = db.FastStats(statsTxn);
}
else
{
stats = db.Stats(statsTxn, Isolation.DEGREE_THREE);
fastStats = db.FastStats(statsTxn,
Isolation.DEGREE_THREE);
}
ConfirmStatsPart3Case1(stats);
statsTxn.Commit();
db.Close();
env.Close();
}
