mapping_contract.sol

pragma solidity ^0.4.2;
contract Account{
    int public variableAB;
    int public variableBA;
    int public balanceAB;

    function Account(int variableAB, int variableBA){
        variableAB = variableAB;
        variableBA = variableBA;
    }

    function setLines(int variableAB, int variableBA){
        variableAB = variableAB;
        variableBA = variableBA;
    }

    function setBalance(int balanceAB){
        balanceAB = balanceAB;
    }

}

contract TLTokenMap{

    mapping(bytes32 => Account) accounts;

    function approve(bytes32 name, int variableAB, int variableBA){
        Account account = accounts[name];
        if(address(account) == address(0)){
            address newAccount = new Account(variableAB, variableBA);
            accounts[name] = Account(newAccount);
        }else{
            account.setLines(variableAB, variableBA);
        }
    }

    function generateBalance(bytes32 name, int balanceAB){
        Account account = accounts[name];
        if(address(account) == address(0)){
            return;
        }else{
            account.setBalance(balanceAB);
        }

    }

    function getAccount(bytes32 name) constant returns (int, int, int){
        Account account = accounts[name];
        if(address(account) == address(0)){
            return (0, 0, 0);
        }else{
            return (account.variableAB(), account.variableBA(), account.balanceAB());
        }
    }

}