com.oceanbase.jdbc.internal.failover.LoadBalanceStrategy

Interface BalanceStrategy

All Known Implementing Classes:

RandomStrategy, RotationStrategy, ServerAffinityStrategy

public interface BalanceStrategy

Method Summary

Modifier and Type	Method and Description
static boolean	allBlack(List<HostAddress> loopAddress, ConcurrentMap<HostAddress,HostStateInfo> blacklist)
void	pickConnection(LoadBalanceAddressList loadBalanceAddressList, UrlParser urlParser, Listener listener, GlobalStateInfo globalInfo, SearchFilter searchFilter, ConcurrentMap<HostAddress,HostStateInfo> blacklist, Set<HostAddress> pickedList) Select a proper connection based on the current configuration information
void	pickConnectionFallThrough(LoadBalanceAddressList loadBalanceAddressList, Listener listener, GlobalStateInfo globalInfo)

Method Detail

allBlack

static boolean allBlack(List<HostAddress> loopAddress,
                        ConcurrentMap<HostAddress,HostStateInfo> blacklist)

pickConnection

void pickConnection(LoadBalanceAddressList loadBalanceAddressList,
                    UrlParser urlParser,
                    Listener listener,
                    GlobalStateInfo globalInfo,
                    SearchFilter searchFilter,
                    ConcurrentMap<HostAddress,HostStateInfo> blacklist,
                    Set<HostAddress> pickedList)
             throws SQLException

Select a proper connection based on the current configuration information

Parameters:

loadBalanceAddressList - current load balance config info

urlParser - url parser,get options from it

listener - current listener

globalInfo - global info

searchFilter - filter

blacklist - current black host list

Throws:

SQLException

pickConnectionFallThrough

void pickConnectionFallThrough(LoadBalanceAddressList loadBalanceAddressList,
                               Listener listener,
                               GlobalStateInfo globalInfo)
                        throws SQLException

Throws:

SQLException