Package com.alibaba.druid.pool.ha.node

Class PoolUpdater

  • All Implemented Interfaces:
    Observer
    public class PoolUpdater
extends Object
implements Observer
    Update the DataSource Connection Pool when notified.
    Author:
    DigitalSonic

    • Method Detail

      • isInited

        public boolean isInited()

      • init

        public void init()
        Create a ScheduledExecutorService to remove unused DataSources.

      • destroy

        public void destroy()

      • update

        public void update​(Observable o,
                   Object arg)
        Process the given NodeEvent[]. Maybe add / delete some nodes.
        Specified by:
        update in interface Observer

      • removeDataSources

        public void removeDataSources()
        Remove unused DataSources.

      • addNode

        protected void addNode​(NodeEvent event)

      • deleteNode

        protected void deleteNode​(NodeEvent event)

      • setHighAvailableDataSource

        public void setHighAvailableDataSource​(HighAvailableDataSource highAvailableDataSource)

      • getNodesToDel

        public Set<String> getNodesToDel()

      • getIntervalSeconds

        public int getIntervalSeconds()

      • setIntervalSeconds

        public void setIntervalSeconds​(int intervalSeconds)

      • isAllowEmptyPool

        public boolean isAllowEmptyPool()

      • setAllowEmptyPool

        public void setAllowEmptyPool​(boolean allowEmptyPool)