/**
* Adds an IP address to the DHCPPool if the address is not already present. If present, nothing
* is added to the DHCPPool.
*
* @param {@code byte[]} ip: The IP address to attempt to add to the DHCPPool
* @return {@code DHCPBinding}: Reference to the DHCPBinding object if successful, null if
* unsuccessful
*/
public DHCPBinding addIPv4ToDHCPPool(IPv4Address ip) {
DHCPBinding binding = null;
if (this.getDHCPbindingFromIPv4(ip) == null) {
if (ip.getInt() < STARTING_ADDRESS.getInt()) {
STARTING_ADDRESS = ip;
}
binding = new DHCPBinding(ip, null);
DHCP_POOL.add(binding);
this.setPoolSize(this.getPoolSize() + 1);
this.setPoolFull(false);
}
return binding;
}
/**
* Constructor for a DHCPPool of DHCPBinding's. Each DHCPBinding object is initialized with a null
* MAC address and the lease is set to inactive (i.e. false).
*
* @param {@code byte[]} startingIPv4Address: The lowest IP address to lease.
* @param {@code integer} size: (startingIPv4Address + size) is the highest IP address to lease.
* @return none
*/
public DHCPPool(IPv4Address startingIPv4Address, int size, Logger log) {
this.log = log;
int IPv4AsInt = startingIPv4Address.getInt();
this.setPoolSize(size);
this.setPoolAvailability(size);
STARTING_ADDRESS = startingIPv4Address;
for (int i = 0; i < size; i++) {
DHCP_POOL.add(new DHCPBinding(IPv4Address.of(IPv4AsInt + i), UNASSIGNED_MAC));
}
}