public static void Main(string[] args)
{
"Testing Item Editor Package".title('=');
Console.WriteLine();
DBEngine <int, DBElement <int, List <string> > > dbPay = new DBEngine <int, DBElement <int, List <string> > >();
DBElement <int, List <string> > elemPayload = new DBElement <int, List <string> >();
elemPayload.name = "Element4";
elemPayload.descr = "test element4";
elemPayload.timeStamp = DateTime.Now;
elemPayload.children.AddRange(new List <int> {
1, 2, 3
});
elemPayload.payload = new List <string>();
elemPayload.payload.AddRange(new List <string> {
"Project 2", " ", "demo", " ", "starts"
});
//elem.showElement();
dbPay.insert(4, elemPayload);
DBElement <int, List <string> > elemPayload2 = new DBElement <int, List <string> >();
elemPayload2.name = "Element5";
elemPayload2.descr = "test element5";
elemPayload2.timeStamp = DateTime.Now;
elemPayload2.children.AddRange(new List <int> {
98, 22, 35
});
elemPayload2.payload = new List <string>();
elemPayload2.payload.AddRange(new List <string> {
"we", "rock", "the", "world"
});
//elem.showElement();
dbPay.insert(5, elemPayload2);
dbPay.showEnumerableDB();
Console.WriteLine();
ItemEditor <int, string> itemEdit = new ItemEditor <int, string>();
itemEdit.edit(4, "name", "updated", dbPay);
itemEdit.edit(4, "descr", "updated", dbPay);
List <int> child = new List <int> {
3, 2, 1
};
itemEdit.editChildern(4, "childern", child, dbPay);
List <string> payLoad = new List <string> {
"Update", " ", "demo", " ", "starts"
};
itemEdit.editPayload(4, "pay-load", payLoad, dbPay);
dbPay.showEnumerableDB();
}
void TestR2()
{
"Demonstrating Requirement #2".title();
WriteLine("\nKey/Value database with key of type 'int' and data of type 'string'");
db.showDB();
WriteLine("\n\nKey/Value database with key of type 'int' and data of type 'list of string'");
dbPay.showEnumerableDB();
WriteLine("\n\nKey/Value database with key of type 'string' and data of type 'list of string'");
dbString.showEnumerableDB();
WriteLine();
}
void TestR5()
{
"Demonstrating Requirement #5".title();
WriteLine();
WriteLine("Persisting Database in to the XML\n");
PersistEngine <string> test = new PersistEngine <string>(); // persisting XML
test.createXML(dbString);
"Demonstrating Augmenting back from XML #5".title();
ReadXml <string> testRead = new ReadXml <string>();
Console.WriteLine("\nReading the XML\n"); // reading xml
testRead.readXml(dbRead);
WriteLine();
WriteLine("Displaying DB contents after reading the XML");
dbRead.showEnumerableDB();
WriteLine();
}
static void Main(string[] args)
{
DBEngine <string, DBElement <string, List <string> > > dbRead = new DBEngine <string, DBElement <string, List <string> > >();
ReadXml <string> test = new ReadXml <string>();
DBEngine <string, DBElement <string, List <string> > > dbPay = new DBEngine <string, DBElement <string, List <string> > >();
DBEngine <int, DBElement <int, List <string> > > db = new DBEngine <int, DBElement <int, List <string> > >();
ReadXml <string> test2 = new ReadXml <string>();
ReadXml <int> test1 = new ReadXml <int>();
test1.readXml(db);
Console.WriteLine(); Console.WriteLine();
db.showEnumerableDB();
dbPay.showEnumerableDB();
WriteLine();
}
void TestR9()
{
"\nProject dependancy and realtionships".title();
WriteLine();
try
{
Console.WriteLine("\nBelow details provide information on dependancy of every package in the project\n");
pEngineString = new PersistEngine <string, DBElement <string, List <string> > >(dependancyDb);
pEngineString.displayDependancy();
dependancyDb.showEnumerableDB();
WriteLine();
}
catch (Exception e)
{
WriteLine("\n" + e.Message + "\n");
}
}
static void Main(string[] args)
{
"Testing DBEngine Package".title('=');;
WriteLine();
"Test db of scalar elements".title();
WriteLine();
DBElement <int, string> elem1 = new DBElement <int, string>();
elem1.payload = "a payload";
DBElement <int, string> elem2 = new DBElement <int, string>("Darth Vader", "Evil Overlord");
elem2.payload = "The Empire strikes back!";
var elem3 = new DBElement <int, string>("Luke Skywalker", "Young HotShot");
elem3.payload = "X-Wing fighter in swamp - Oh oh!";
if (verbose)
{
Write("\n --- Test DBElement<int,string> ---");
WriteLine();
elem1.showElement();
WriteLine();
elem2.showElement();
WriteLine();
elem3.showElement();
WriteLine();
/* ElementFormatter is not ready for prime time yet */
//Write(ElementFormatter.formatElement(elem1.showElement<int, string>(), false));
}
Write("\n --- Test DBEngine<int,DBElement<int,string>> ---");
WriteLine();
int key = 0;
Func <int> keyGen = () => { ++key; return(key); };
DBEngine <int, DBElement <int, string> > db = new DBEngine <int, DBElement <int, string> >();
bool p1 = db.insert(keyGen(), elem1);
bool p2 = db.insert(keyGen(), elem2);
bool p3 = db.insert(keyGen(), elem3);
if (p1 && p2 && p3)
{
Write("\n all inserts succeeded");
}
else
{
Write("\n at least one insert failed");
}
db.showDB();
WriteLine();
"Test db of enumerable elements".title();
WriteLine();
DBElement <string, List <string> > newelem1 = new DBElement <string, List <string> >();
newelem1.name = "newelem1";
newelem1.descr = "test new type";
newelem1.payload = new List <string> {
"one", "two", "three"
};
DBElement <string, List <string> > newerelem1 = new DBElement <string, List <string> >();
newerelem1.name = "newerelem1";
newerelem1.descr = "better formatting";
newerelem1.payload = new List <string> {
"alpha", "beta", "gamma"
};
newerelem1.payload.Add("delta");
newerelem1.payload.Add("epsilon");
DBElement <string, List <string> > newerelem2 = new DBElement <string, List <string> >();
newerelem2.name = "newerelem2";
newerelem2.descr = "better formatting";
newerelem2.children.AddRange(new List <string> {
"first", "second"
});
newerelem2.payload = new List <string> {
"a", "b", "c"
};
newerelem2.payload.Add("d");
newerelem2.payload.Add("e");
if (verbose)
{
Write("\n --- Test DBElement<string,List<string>> ---");
WriteLine();
newelem1.showEnumerableElement();
WriteLine();
newerelem1.showEnumerableElement();
WriteLine();
newerelem2.showEnumerableElement();
WriteLine();
}
Write("\n --- Test DBEngine<string,DBElement<string,List<string>>> ---");
int seed = 0;
string skey = seed.ToString();
Func <string> skeyGen = () => {
++seed;
skey = "string" + seed.ToString();
skey = skey.GetHashCode().ToString();
return(skey);
};
DBEngine <string, DBElement <string, List <string> > > newdb =
new DBEngine <string, DBElement <string, List <string> > >();
newdb.insert(skeyGen(), newelem1);
newdb.insert(skeyGen(), newerelem1);
newdb.insert(skeyGen(), newerelem2);
newdb.showEnumerableDB();
Write("\n\n");
}
static void Main(string[] args)
{
"Testing PersistEngine Package".title('=');
WriteLine();
DBEngine <int, DBElement <int, string> > db = new DBEngine <int, DBElement <int, string> >();
"\nSave to an XML file".title();
DBElement <int, string> elem1 = new DBElement <int, string>();
elem1.name = "Usain Bolt";
elem1.descr = "Athelte";
elem1.timeStamp = DateTime.Now;
elem1.children.AddRange(new List <int> {
2
});
elem1.payload = "Fastest in the world";
db.insert(1, elem1);
DBElement <int, string> elem2 = new DBElement <int, string>();
elem2.name = "Saina Nehwal";
elem2.descr = "Badminton Player";
elem2.timeStamp = DateTime.Now;
elem2.children.AddRange(new List <int> {
1
});
elem2.payload = "Famous badminton player";
db.insert(2, elem2);
db.showDB();
WriteLine();
dynamic allKeys = db.Keys();
PersistEngine <int, DBElement <int, string> > pEngine = new PersistEngine <int, DBElement <int, string> >(db);
pEngine.persistToXML(allKeys);
WriteLine("\n\nAbove database is stored as XML file in local machine");
WriteLine();
WriteLine("\nThe persisted XML file along with new key/value pairs are augmented to the database.\n");
WriteLine("Below shown key/value pairs are augmented to the database.\n");
pEngine.augmentDatabaseFromXML(db); //Augment the persisted database along with new values to the main database
pEngine.persistToXML(allKeys);
db.showDB();
WriteLine();
WriteLine();
"\nPersist database every 5 seconds until its cancelled".title();
WriteLine();
pEngine.scheduledSaveDatabase();
WriteLine();
WriteLine();
"\nProject dependancy and realtionships".title();
WriteLine();
DBEngine <string, DBElement <string, List <string> > > dependancyDb = new DBEngine <string, DBElement <string, List <string> > >();
PersistEngine <string, DBElement <string, List <string> > > pEngineString = new PersistEngine <string, DBElement <string, List <string> > >(dependancyDb);
try
{
Console.WriteLine("\nBelow details provide information on dependancy of every package in the project\n");
pEngine.displayDependancy();
dependancyDb.showEnumerableDB();
WriteLine();
}
catch (Exception e)
{
WriteLine("\n" + e.Message + "\n");
}
}
void TestR7()
{
"\n1) Fetch Value for key 3".title();
var val = db.getValueOfKey(3);
val.showElement();
WriteLine();
qEngine = new QueryEngine <int, DBElement <int, string> >(db);
"\n2) Fetch the children of key 1".title();
var children = qEngine.getChildrenOfKey(1);
displayChildren(children);
"\n3) Fetch the keys which starts with r in the below database with key/value pairs".title(); //Taking new database with string keys
DBElement <string, List <string> > elem = new DBElement <string, List <string> >();
elem.name = "Christ college";
elem.descr = "College where the person studied";
elem.timeStamp = DateTime.Now;
elem.children.AddRange(new List <string> {
"rakesh"
});
elem.payload = new List <string> {
"One", "Two", "Three", "Four"
};
dbString.insert("saahith", elem);
DBElement <string, List <string> > elem1 = new DBElement <string, List <string> >();
elem1.name = "PESIT college";
elem1.descr = "College where the person pursued undergraduation";
elem1.timeStamp = DateTime.Now.AddDays(-2);
elem1.children.AddRange(new List <string> {
"saahith"
});
elem1.payload = new List <string> {
"Five", "Six", "Seven", "Eight"
};
dbString.insert("rakesh", elem1);
dbString.showEnumerableDB();
WriteLine();
qEngine2 = new QueryEngine <string, DBElement <string, List <string> > >(dbString);
string pattern1 = @"(^r)";
var spKeys = qEngine2.getListStringKeyPattern(pattern1);
displayStringKeys(spKeys);
"\n4) Fetch keys with metadata pattern 'Name'".title();
string pattern = "Name";
var mdKeys = qEngine.getListMetaDataPattern(pattern);
displayKeys(mdKeys);
"\n5) Fetch keys which are created between two dates 29th sept 2015 and 15th oct 2015".title();
DateTime time1 = new DateTime(2015, 9, 29);
DateTime time2 = new DateTime(2015, 10, 15);
var tpKeys = qEngine.getListTimePattern(time1, time2);
displayKeys(tpKeys);
}
static void Main(string[] args)
{
"Testing ItemEditor Package".title('=');
Console.WriteLine();
DBEngine <int, DBElement <int, string> > db = new DBEngine <int, DBElement <int, string> >();
DBElement <int, string> elem1 = new DBElement <int, string>();
elem1.name = "India";
elem1.descr = "Country";
elem1.timeStamp = DateTime.Now;
elem1.children.AddRange(new List <int> {
2, 3
});
elem1.payload = "Famous cricket player";
db.insert(1, elem1);
DBElement <int, string> elem2 = new DBElement <int, string>(); //Add new key/value pairs to the database
elem2.name = "Roger federer";
elem2.descr = "Tennis player";
elem2.timeStamp = DateTime.Now.AddDays(-15);
elem2.children.AddRange(new List <int> {
3
});
elem2.payload = "Famous tennis player";
db.insert(2, elem2);
DBElement <int, string> elem3 = new DBElement <int, string>();
elem3.name = "Usain Bolt";
elem3.descr = "Athelte";
elem3.timeStamp = DateTime.Now;
elem3.children.AddRange(new List <int> {
1
});
elem3.payload = "Fastest in the world";
db.insert(3, elem3);
Console.WriteLine();
db.showDB();
"\n1) Fetch Value for key 3".title();
var val = db.getValueOfKey(3);
val.showElement();
Console.WriteLine();
QueryEngine <int, DBElement <int, string> > qEngine = new QueryEngine <int, DBElement <int, string> >(db);
"\n2) Fetch the children of key 1".title();
var children = qEngine.getChildrenOfKey(1);
displayChildren(children);
DBEngine <string, DBElement <string, List <string> > > db2 = new DBEngine <string, DBElement <string, List <string> > >();
"\n 3) Fetch the keys which starts with r in the below database with key/value pairs".title(); //Taking new database with string keys
DBElement <string, List <string> > elem4 = new DBElement <string, List <string> >();
elem4.name = "Christ college";
elem4.descr = "College where the person studied";
elem4.timeStamp = DateTime.Now;
elem4.children.AddRange(new List <string> {
"rakesh"
});
elem4.payload = new List <string> {
"One", "Two", "Three", "Four"
};
db2.insert("saahith", elem4);
DBElement <string, List <string> > elem5 = new DBElement <string, List <string> >();
elem5.name = "PESIT college";
elem5.descr = "College where the person pursued undergraduation";
elem5.timeStamp = DateTime.Now.AddDays(-2);
elem5.children.AddRange(new List <string> {
"saahith"
});
elem5.payload = new List <string> {
"Five", "Six", "Seven", "Eight"
};
db2.insert("rakesh", elem5);
db2.showEnumerableDB();
WriteLine();
QueryEngine <string, DBElement <string, List <string> > > qEngine2 = new QueryEngine <string, DBElement <string, List <string> > >(db2);
string pattern1 = @"(^r)";
var spKeys = qEngine2.getListStringKeyPattern(pattern1);
displayStringKeys(spKeys);
"\n4) Fetch keys with metadata pattern 'Country'".title();
string pattern = "Country";
var mdKeys = qEngine.getListMetaDataPattern(pattern);
displayKeys(mdKeys);
"\n5) Fetch keys which are created between two dates 29th sept 2015 and 15th oct 2015".title();
DateTime time1 = new DateTime(2015, 9, 29);
DateTime time2 = new DateTime(2015, 10, 15);
var tpKeys = qEngine.getListTimePattern(time1, time2);
displayKeys(tpKeys);
}
