Maps

https://amazingax.wordpress.com/2013/01/13/microsoft-dynamics-ax-2012-maps-in-aot/
http://ajstudi0.blogspot.in/2012/10/microsoft-dynamics-ax-maps.html



Create a class and 4 methods as follows depicts example of map in AX

public class CreateCountryCountMap

{

Map countryMap;

}

private void searchCustomers()

{

CustTable custTable;

Counter cnt;

LogisticsAddressCountryRegionId countryId;

LogisticsAddressCountryRegionName countryName;

countryMap = new Map(Types::String, Types::Integer);

while select custTable

{

countryId =

custTable.postalAddress().CountryRegionId;

countryName =

LogisticsAddressCountryRegion::find(countryId).displayName(

);

cnt = 0;

if (countryMap.exists(countryName))

{

cnt = countryMap.lookup(countryName);

countryMap.remove(countryId);

}

cnt++;

countryMap.insert(countryName, cnt);

}

}

private void loopCountries()

{

MapEnumerator mapEnumerator = new

MapEnumerator(countryMap);

while (mapEnumerator.moveNext())

{

info(strFmt("There are %1 customers in %2",

mapEnumerator.currentValue(), mapEnumerator.currentKey()));

}

}

private void run()

{

this.searchCustomers();

this.loopCountries();

}

static void main(Args _args)

{

CreateCountryCountMap countryCount = new

CreateCountryCountMap();

countryCount.run();

}