private void button2_Click(object sender, EventArgs e)
{
var secondaryDatabase = new SecondaryDatabase();
bool query = secondaryDatabase.batchRecovery();
if (query == true)
{
MessageBox.Show("Recovery successfull");
// success
}
else
{
// fail
}
}
private void recovery_Click(object sender, EventArgs e)
{
// batch recovery query: Seb + Gianni
var secondaryDatabase = new SecondaryDatabase();
bool query = secondaryDatabase.batchRecovery();
// Avar: notify of recovery process
if (query == true)
{
MessageBox.Show("System recovery is completed.");
}
else
{
MessageBox.Show("System recovery has already completed or sync unsuccessful.");
}
}
public void TestBadSecondaryException()
{
testName = "TestBadSecondaryException";
SetUpTest(true);
string dbFileName = testHome + "/" + testName + ".db";
string secDBFileName = testHome + "/" +
testName + "_sec.db";
// Open primary database.
BTreeDatabaseConfig btreeDBConfig =
new BTreeDatabaseConfig();
btreeDBConfig.Creation = CreatePolicy.IF_NEEDED;
BTreeDatabase btreeDB =
BTreeDatabase.Open(dbFileName, btreeDBConfig);
// Open secondary database.
SecondaryBTreeDatabaseConfig secBtDbConfig =
new SecondaryBTreeDatabaseConfig(btreeDB,
new SecondaryKeyGenDelegate(SecondaryKeyGen));
secBtDbConfig.Creation = CreatePolicy.IF_NEEDED;
SecondaryBTreeDatabase secBtDb =
SecondaryBTreeDatabase.Open(secDBFileName,
secBtDbConfig);
// Put some data into primary database.
for (int i = 0; i < 10; i++)
{
btreeDB.Put(new DatabaseEntry(
BitConverter.GetBytes(i)),
new DatabaseEntry(BitConverter.GetBytes(i)));
}
// Close the secondary database.
secBtDb.Close();
// Delete record(5, 5) in primary database.
btreeDB.Delete(new DatabaseEntry(
BitConverter.GetBytes((int)5)));
// Reopen the secondary database.
SecondaryDatabase secDB = SecondaryDatabase.Open(
secDBFileName,
new SecondaryDatabaseConfig(btreeDB,
new SecondaryKeyGenDelegate(SecondaryKeyGen)));
/*
* Getting record(5, 5) by secondary database should
* throw BadSecondaryException since it has been
* deleted in the primary database.
*/
try
{
secDB.Exists(new DatabaseEntry(
BitConverter.GetBytes((int)5)));
}
catch (BadSecondaryException)
{
throw new ExpectedTestException();
}
finally
{
secDB.Close();
btreeDB.Close();
}
}
