/**
* Remove a port mapping from the active list
*
* @param portMap PortMapping
* @return boolean
*/
private final boolean removePortMapping(PortMapping portMap) {
// Remove the port mapping from the active lists
Integer key = new Integer(portMap.hashCode());
Object removedObj = m_mappings.remove(key);
key =
new Integer(PortMapping.generateHashCode(portMap.getProgramId(), 0, portMap.getProtocol()));
m_noVerMappings.remove(key);
// Return a status indicating if the mapping was removed
return removedObj != null ? true : false;
}
/**
* Search for a port mapping
*
* @param progId int
* @param verId int
* @param proto int
* @return PortMapping
*/
private final PortMapping findPortMapping(int progId, int verId, int proto) {
// Create a key for the RPC service
Integer key = new Integer(PortMapping.generateHashCode(progId, verId, proto));
// Search for the required port mapping, including the version id
PortMapping portMap = m_mappings.get(key);
if (portMap == null && verId == 0) {
// Search for the port mapping without the version id
portMap = m_noVerMappings.get(key);
}
// Return the port mapping, or null if not found
return portMap;
}
/**
* Add a port mapping to the active list
*
* @param portMap PortMapping
* @return boolean
*/
private final boolean addPortMapping(PortMapping portMap) {
// Check if there is an existing port mapping that matches the new port
Integer key = new Integer(portMap.hashCode());
if (m_mappings.get(key) != null) return false;
// Add the port mapping
m_mappings.put(key, portMap);
// Add a port mapping with a version id of zero
key =
new Integer(PortMapping.generateHashCode(portMap.getProgramId(), 0, portMap.getProtocol()));
m_noVerMappings.put(key, portMap);
// Indicate that the mapping was added
return true;
}
