static void Main(string[] args)
{
DBEngine <int, DBElement <int, string> > dbType1 = new DBEngine <int, DBElement <int, string> >();
DBEngine <string, DBElement <string, List <string> > > dbCollectionType = new DBEngine <string, DBElement <string, List <string> > >();
DBItemEditor editor = new DBItemEditor();
"\nDemonstrating Requirement #2 - Primitive Type DB".title();
DBElement <int, string> elem1 = new DBElement <int, string>();
elem1.name = "Jurassic World";
elem1.descr = "Story on escape from giant creatures";
elem1.timeStamp = DateTime.Now;
elem1.payload = "A giant creature attacks the park and becomes a killing machine";
editor.addKeyValyePair <int, String>(dbType1, elem1, DBElementExtensions.generate_int_key());
DBElement <int, string> elem2 = new DBElement <int, string>();
elem2.name = "Cast Away";
elem2.descr = "Story of surviving a crash landing on a deserted island.";
elem2.timeStamp = DateTime.Now;
elem2.children.AddRange(new List <int> {
4, 5
});
elem2.payload = "Directed by Robert Zemeckis and written by Willian Broyles Jr.";
editor.addKeyValyePair <int, String>(dbType1, elem2, DBElementExtensions.generate_int_key());
dbType1.showDB();
int timeInterval = 2000;
Scheduler <int, DBElement <int, string>, List <string>, string> sch = new Scheduler <int, DBElement <int, string>, List <string>, string>(dbType1, timeInterval);
}
static void Main(string[] args)
{
DBEngine <int, DBElement <int, string> > dbType1 = new DBEngine <int, DBElement <int, string> >();
DBEngine <string, DBElement <string, List <string> > > dbType2 = new DBEngine <string, DBElement <string, List <string> > >();
DBItemEditor editor = new DBItemEditor();
//Demonstrating primitive type
DBElement <int, string> elem1 = new DBElement <int, string>();
elem1.name = "Jurassic World";
elem1.descr = "Story on escape from giant creatures";
elem1.timeStamp = DateTime.Now;
elem1.payload = "A giant creature attacks the park and becomes a killing machine";
editor.addKeyValyePair <int, String>(dbType1, elem1, DBElementExtensions.generate_int_key());
DBElement <int, string> elem2 = new DBElement <int, string>();
elem2.name = "Cast Away";
elem2.descr = "Story of surviving a crash landing on a deserted island.";
elem2.timeStamp = DateTime.Now;
elem2.children.AddRange(new List <int> {
4, 5
});
elem2.payload = "Directed by Robert Zemeckis and written by Willian Broyles Jr.";
editor.addKeyValyePair <int, String>(dbType1, elem2, DBElementExtensions.generate_int_key());
dbType1.showDB();
QueryEngine <int, string> queryEnginePrimitive = new QueryEngine <int, string>(dbType1);
string inputString = "11";
Write("\n\n \n Input Search String :" + inputString);
List <int> resultList = queryEnginePrimitive.searchKeyPattern(inputString);
foreach (int key in resultList)
{
Write("\n found \"{0}\" in key \"{1}\"", inputString, key);
}
string inputString2 = "Movie";
Write("\n\n Input Search String :" + inputString);
List <int> resultList2 = queryEnginePrimitive.searchMetadataPattern(inputString2);
foreach (int key in resultList2)
{
Write("\n found \"{0}\" in \"{1}\"", inputString, key);
}
DateTime startDate = new DateTime(2014, DateTime.Today.Month, DateTime.Today.Day, 00, 00, 01);
DateTime endDate = new DateTime(DateTime.Today.Year, DateTime.Today.Month, DateTime.Today.Day, 23, 59, 59);
List <int> resultList3 = queryEnginePrimitive.searchTimeStamp(startDate);
foreach (int key in resultList3)
{
Write("\n found key within \"{0}\" within range \"{1}\" {2}", key, startDate, endDate);
}
}
//----< Demonstrating req 2 - creating generic key/value in-memory database>-------------------
public void TestR2(DBEngine <int, DBElement <int, string> > dbType1, DBEngine <string, DBElement <string, List <string> > > dbType2, DBItemEditor editor)
{
//Demonstrating primitive type
"\nDemonstrating Requirement #2 - Primitive Type DB".title();
DBElement <int, string> elem1 = new DBElement <int, string>();
elem1.name = "Jurassic World";
elem1.descr = "Story on escape from giant creatures";
elem1.timeStamp = DateTime.Now;
elem1.payload = "A giant creature attacks the park and becomes a killing machine";
editor.addKeyValyePair <int, String>(dbType1, elem1, DBElementExtensions.generate_int_key());
DBElement <int, string> elem2 = new DBElement <int, string>();
elem2.name = "Cast Away";
elem2.descr = "Story of surviving a crash landing on a deserted island.";
elem2.timeStamp = DateTime.Now;
elem2.children.AddRange(new List <int> {
113, 116
});
elem2.payload = "Directed by Robert Zemeckis and written by Willian Broyles Jr.";
editor.addKeyValyePair <int, String>(dbType1, elem2, DBElementExtensions.generate_int_key());
dbType1.showDB();
//Demostrating IEnumberable Type
"\nDemonstrating Requirement #2 - Collection Type DB".title();
DBElement <string, List <string> > newerelem1 = new DBElement <string, List <string> >();
newerelem1.name = "Movie Name - The Good the Bad and the Ugly";
newerelem1.descr = "A bounty hunting scam joins two men in an uneasy alliance ";
newerelem1.payload = new List <string> {
"Clint Eastwood", " Eli Wallach", "Lee Van Cleef"
};
String key = "The Good, the Bad and the Ugly";
editor.addKeyValyePair <string, List <String>, string>(dbType2, newerelem1, key);
DBElement <string, List <string> > newerelem2 = new DBElement <string, List <string> >();
newerelem2.name = "Movie Name - Django Unchained";
newerelem2.descr = "With the help of a German hunter, a freed slave sets to rescue";
newerelem2.children.AddRange(new[] { key, "Life Is Beautiful" });
newerelem2.payload = new List <string> {
"Jamie Foxx", "Christoph Waltz", "Leonardo DiCaprio"
};
newerelem2.payload.Add("Quentin Tarantino");
String key1 = "Django Unchained";
editor.addKeyValyePair <string, List <String>, string>(dbType2, newerelem2, key1);
dbType2.showEnumerableDB();
}
//----< Demonstrating req 3 - addition/deletion of key/value database for collection type db>-------------------
public void TestR3_NonPrimitive(DBEngine <int, DBElement <int, string> > dbType1, DBEngine <string, DBElement <string, List <string> > > dbType2, DBItemEditor editor)
{
"\nDemonstrating Requirement #3 Collection Type".title();
WriteLine("\n\n Addition of Key/value pair");
String movie_name = "3 Idiots";
WriteLine(" Before Adding Key : " + movie_name);
dbType2.showEnumerableDB();
DBElement <string, List <string> > newerelem3 = new DBElement <string, List <string> >();
newerelem3.name = "Movie Name: 3 Idiots";
newerelem3.descr = "3 Friends revist the college days and recall memories";
newerelem3.children.AddRange(new[] { "The Good, the Bad and the Ugly", "Django Unchained" });
newerelem3.payload = new List <string> {
"Aamir Khan", "Madhavan", "Mona Singh"
};
editor.addKeyValyePair <string, List <String>, string>(dbType2, newerelem3, movie_name);
WriteLine("\n\n After adding key :" + movie_name);
dbType2.showEnumerableDB();
IEnumerable <string> keys = dbType2.Keys();
String first = keys.First();
WriteLine("\n\n Removal of Key/value pair");
WriteLine(" Before removing key :" + first);
dbType2.showEnumerableDB();
editor.removeKey <string, List <string>, string>(dbType2, first);
WriteLine("\n\n After removing key :" + first);
dbType2.showEnumerableDB();
}
//----< Demonstrating req 3 - addition/deletion of key/value database for primitive type db>-------------------
public void TestR3(DBEngine <int, DBElement <int, string> > dbType1, DBEngine <string, DBElement <string, List <string> > > dbType2, DBItemEditor editor)
{
"\nDemonstrating Requirement #3 Primitive Type".title();
int key1 = DBElementExtensions.generate_int_key();
WriteLine("\n\n Addition of Key/value pair");
WriteLine(" Before Adding Key : " + key1);
dbType1.showDB();
WriteLine("\n\n After adding key :" + key1);
DBElement <int, string> elem1 = new DBElement <int, string>();
elem1.name = "Titanic";
elem1.descr = "A seventeen-year-old aristocrat falls in love with a kind";
elem1.timeStamp = DateTime.Now;
elem1.children.AddRange(new List <int> {
114, 116
});
elem1.payload = "Stars: Leonardo DiCaprio, Kate Winslet, Billy Zane";
editor.addKeyValyePair <int, String>(dbType1, elem1, key1);
dbType1.showDB();
IEnumerable <int> keys1 = dbType1.Keys();
int first = keys1.First();
WriteLine("\n\n Removal of Key/value pair");
WriteLine(" Before removing key :" + first);
dbType1.showDB();
WriteLine("\n\n After removing key :" + first);
editor.removeKey <int, string>(dbType1, first);
dbType1.showDB();
}
static void Main(string[] args)
{
DBEngine <int, DBElement <int, string> > dbType1 = new DBEngine <int, DBElement <int, string> >();
DBEngine <string, DBElement <string, List <string> > > dbType2 = new DBEngine <string, DBElement <string, List <string> > >();
DBItemEditor editor = new DBItemEditor();
//Demonstrating primitive type
"\nDemonstrating Requirement #2 - Primitive Type DB".title();
DBElement <int, string> elem1 = new DBElement <int, string>();
elem1.name = "Jurassic World";
elem1.descr = "Story on escape from giant creatures";
elem1.timeStamp = DateTime.Now;
elem1.payload = "A giant creature attacks the park and becomes a killing machine";
editor.addKeyValyePair <int, String>(dbType1, elem1, DBElementExtensions.generate_int_key());
DBElement <int, string> elem2 = new DBElement <int, string>();
elem2.name = "Cast Away";
elem2.descr = "Story of surviving a crash landing on a deserted island.";
elem2.timeStamp = DateTime.Now;
elem2.children.AddRange(new List <int> {
4, 5
});
elem2.payload = "Directed by Robert Zemeckis and written by Willian Broyles Jr.";
editor.addKeyValyePair <int, String>(dbType1, elem2, DBElementExtensions.generate_int_key());
dbType1.showDB();
Console.WriteLine("\n\n Before updating metadata");
IEnumerable <int> keys1 = dbType1.Keys();
int first = keys1.First();
dbType1.showDB();
Console.WriteLine("\n\n After updating metadata");
editor.updateMetadataInfo <int, String>(dbType1, first, "Reborn -Cast Away", "The guy who survived in deserted insland");
dbType1.showDB();
IEnumerable <int> keys = dbType1.Keys();
int firstDB1Key = keys.ElementAt(0);
int secondDB1Key = keys.ElementAt(1);
DBElement <int, string> elem22 = new DBElement <int, string>();
elem22.name = "Titanic Reborn";
elem22.descr = "A new movie directed in 2015 with the same plot line";
elem22.timeStamp = DateTime.Now;
elem22.children.AddRange(new List <int> {
1
});
elem22.payload = "The movie will feature same actors but director changes";
editor.updatePayloadInfo <int, String>(dbType1, elem22, secondDB1Key);
Console.WriteLine("\n\n Before adding child Instance " + secondDB1Key + " from key " + firstDB1Key);
dbType1.showDB();
editor.addChildren <int, string>(dbType1, firstDB1Key, secondDB1Key);
Console.WriteLine("\n\n After adding child Instance : " + secondDB1Key + " from key " + firstDB1Key);
dbType1.showDB();
Console.WriteLine("\n\n Before removing child Instance key " + 114 + " from key " + firstDB1Key);
dbType1.showDB();
editor.removeChildren <int, string>(dbType1, firstDB1Key, 114);
Console.WriteLine("\n\n After removing child Instance key " + 114 + " from key " + firstDB1Key);
dbType1.showDB();
}
