} //batchGetUserTweets
public void updatePasswordUsingUDF()
{
//Assembly assembly = Assembly.GetExecutingAssembly();
////Policy policy = new Policy();
////policy.SetTimeout(100);
//RegisterTask rtask = client.Register(policy, "updateUserPwd.lua", "updateUserPwd.lua", Language.LUA);
//rtask.Wait();
Record userRecord = null;
Key userKey = null;
// Get username
string username;
Console.WriteLine("\nEnter username:"******"test", "users", username);
userRecord = client.Get(null, userKey);
if (userRecord != null)
{
// Get new password
string password;
Console.WriteLine("Enter new password for " + username + ":");
password = Console.ReadLine();
//string luaDirectory = @"..\..\udf";
//LuaConfig.PackagePath = luaDirectory + @"\?.lua";
//string filename = "updateUserPwd.lua";
//string path = Path.Combine(luaDirectory, filename);
//RegisterTask rt = client.Register(null, path, filename, Language.LUA);
//rt.Wait();
Assembly assembly = Assembly.GetExecutingAssembly();
Policy policy = new Policy();
policy.SetTimeout(100);
RegisterTask rtask = client.Register(policy, "updateUserPwd.lua", "updateUserPwd.lua", Language.LUA);
rtask.Wait();
string updatedPassword = client.Execute(null, userKey, "updateUserPwd", "updatePassword", Value.Get(password)).ToString();
Console.WriteLine("\nINFO: The password has been set to: " + updatedPassword);
}
else
{
Console.WriteLine("ERROR: User record not found!");
}
}
else
{
Console.WriteLine("ERROR: User record not found!");
}
} //updatePasswordUsingUDF
} //getUserTweets
public void updatePasswordUsingUDF()
{
Record userRecord = null;
Key userKey = null;
// Get username
string username;
Console.WriteLine("\nEnter username:"******"test", "users", username);
userRecord = client.Get(null, userKey);
if (userRecord != null)
{
//Get new password
string password;
Console.WriteLine("Enter new password for " + username + ":");
password = Console.ReadLine();
// TODO: Update userRecord using UDF
// Exercise R2
// NOTE: UDF registration has been included here for convenience and to demonstrate the syntax.
// NOTE: The recommended way of registering UDFs in production env is via AQL
string luaDirectory = @"..\..\udf";
LuaConfig.PackagePath = luaDirectory + @"\?.lua";
string filename = "updateUserPwd.lua";
string path = Path.Combine(luaDirectory, filename);
RegisterTask rt = client.Register(null, path, filename, Language.LUA);
rt.Wait();
// TODO: Execute the UDF updatePassword.lua
// Exercise R2
string updatedPassword = client.Execute(null, userKey, "updateUserPwd", "updatePassword", Value.Get(password)).ToString();
// TODO: Output the updated passord returned by the UDF
// Exercise R2
Console.WriteLine("\nINFO: The password has been set to: " + updatedPassword);
}
else
{
Console.WriteLine("\nERROR: User record not found.");
}
}
else
{
Console.WriteLine("\nERROR: Invalid user name.");
}
} //updatePasswordUsingUDF
public static void Register(AerospikeClient client, Policy policy, string packageName)
{
string path = LuaDirectory + packageName;
RegisterTask task = client.Register(policy, path, packageName, Language.LUA);
task.Wait();
}
} //getUser
public void updatePasswordUsingUDF()
{
Record userRecord = null;
Key userKey = null;
// Get username
string username;
Console.WriteLine("\nEnter username:"******"test", "users", username);
userRecord = client.Get(null, userKey);
if (userRecord != null)
{
// Get new password
string password;
Console.WriteLine("Enter new password for " + username + ":");
password = Console.ReadLine();
// NOTE: UDF registration has been included here for convenience and to demonstrate the syntax. The recommended way of registering UDFs in production env is via AQL
string luaDirectory = @"..\..\udf";
LuaConfig.PackagePath = luaDirectory + @"\?.lua";
string filename = "updateUserPwd.lua";
string path = Path.Combine(luaDirectory, filename);
RegisterTask rt = client.Register(null, path, filename, Language.LUA);
rt.Wait();
string updatedPassword = client.Execute(null, userKey, "updateUserPwd", "updatePassword", Value.Get(password)).ToString();
Console.WriteLine("\nINFO: The password has been set to: " + updatedPassword);
}
else
{
Console.WriteLine("ERROR: User record not found!");
}
}
else
{
Console.WriteLine("ERROR: User record not found!");
}
} //updatePasswordUsingUDF
} //updatePasswordUsingCAS
public void aggregateUsersByTweetCountByRegion()
{
// TODO: Create NUMERIC index on tweetcount in users set (Same as Exercise Q4)
// Exercise A2
// NOTE: Index creation has been included in here for convenience and to demonstrate the syntax
// The recommended way of creating indexes in production env is via AQL
// or create once using a standalone application.
//IndexTask task = client.CreateIndex(null, "test", "users", "tweetcount_index", "tweetcount", IndexType.NUMERIC);
//task.Wait();
ResultSet rs = null;
try
{
int min;
int max;
Console.WriteLine("\nEnter Min Tweet Count:");
min = int.Parse(Console.ReadLine());
Console.WriteLine("Enter Max Tweet Count:");
max = int.Parse(Console.ReadLine());
// TODO: Register UDF
// Exercise A2
// NOTE: UDF registration has been included here for convenience and to demonstrate the syntax.
// The recommended way of registering UDFs in production env is via AQL
// or standalone application using code similar to below.
string luaDirectory = @"..\..\udf";
LuaConfig.PackagePath = luaDirectory + @"\?.lua";
string filename = "aggregationByRegion.lua";
string path = Path.Combine(luaDirectory, filename);
RegisterTask rt = client.Register(null, path, filename, Language.LUA);
rt.Wait();
// TODO: Create string array of bins that you would like to retrieve
// In this example, we want to display which region has how many tweets.
// Exercise A2
string[] bins = { "tweetcount", "region" };
// TODO: Create Statement instance
// Exercise A2
Statement stmt = new Statement();
// TODO: Set namespace on the instance of the Statement
// Exercise A2
stmt.SetNamespace("test");
// TODO: Set the name of the set on the instance of the Statement
// Exercise A2
stmt.SetSetName("users");
// TODO: Set the name of index on the instance of the Statement
// Exercise A2
stmt.SetIndexName("tweetcount_index");
// TODO: Set the list of bins to retrieve on the instance of the Statement
// Exercise A2
stmt.SetBinNames(bins);
// TODO: Set the range Filter on tweetcount on the instance of the Statement
// Exercise A2
stmt.SetFilters(Filter.Range("tweetcount", min, max));
Console.WriteLine("\nAggregating users with " + min + "-" + max + " tweets by region. Hang on...\n");
// TODO: Execute the Aggregation Query passing null policy and Statement instance,
// Lua Module and module function to call.
// Exercise A2
rs = client.QueryAggregate(null, stmt, "aggregationByRegion", "sum");
if (rs.Next())
{
// TODO: Iterate through returned RecordSet and output text in format "Total Users in <region>: <#>"
// Exercise A2
Dictionary <object, object> result = (Dictionary <object, object>)rs.Object;
Console.WriteLine("Total Users in North: " + result["n"]);
Console.WriteLine("Total Users in South: " + result["s"]);
Console.WriteLine("Total Users in East: " + result["e"]);
Console.WriteLine("Total Users in West: " + result["w"]);
}
}
finally
{
// TODO: Close the RecordSet
// Exercise A2
if (rs != null)
{
// Close record set
rs.Close();
}
}
} //aggregateUsersByTweetCountByRegion
} //main
public void aggregateUsersByTweetCountByRegion(AerospikeClient client)
{
ResultSet rs = null;
try
{
int min;
int max;
Console.WriteLine("\nEnter Min Tweet Count:");
min = int.Parse(Console.ReadLine());
Console.WriteLine("Enter Max Tweet Count:");
max = int.Parse(Console.ReadLine());
Console.WriteLine("\nAggregating users with " + min + "-" + max + " tweets by region. Hang on...\n");
// NOTE: Index creation has been included in here for convenience and to demonstrate the syntax.
// NOTE: The recommended way of creating indexes in production env is via AQL.
IndexTask task = client.CreateIndex(null, "test", "testusers", "tweetcountindex", "tweetcount", IndexType.NUMERIC);
task.Wait();
// NOTE: UDF registration has been included here for convenience and to demonstrate the syntax.
// NOTE: The recommended way of registering UDFs in production env is via AQL
string luaDirectory = @"..\..\udf";
LuaConfig.PackagePath = luaDirectory + @"\?.lua";
string filename = "aggregationByRegion.lua";
string path = Path.Combine(luaDirectory, filename);
RegisterTask rt = client.Register(null, path, filename, Language.LUA);
rt.Wait();
Statement stmt = new Statement();
stmt.SetNamespace("test");
stmt.SetSetName("testusers");
stmt.SetIndexName("tweetcountindex");
stmt.SetFilters(Filter.Range("tweetcount", min, max));
rs = client.QueryAggregate(null, stmt, "aggregationByRegion", "sum");
if (rs.Next())
{
Dictionary <object, object> result = (Dictionary <object, object>)rs.Object;
Console.WriteLine("Here's the breakdown...\n");
Console.WriteLine("Total Users in North: " + result["n"]);
Console.WriteLine("Total Users in South: " + result["s"]);
Console.WriteLine("Total Users in East: " + result["e"]);
Console.WriteLine("Total Users in West: " + result["w"]);
}
}
catch (AerospikeException e)
{
Console.WriteLine("AerospikeException - Message: " + e.Message);
Console.WriteLine("AerospikeException - StackTrace: " + e.StackTrace);
}
finally
{
if (rs != null)
{
// Close record set
rs.Close();
}
}
} //aggregateUsersByTweetCountByRegion
