How to use

clear

method

in

org.apache.shardingsphere.core.routing.router.masterslave.MasterVisitedManager

@Override
public final void close() throws SQLException {
  closed = true;
  HintManagerHolder.clear();
  MasterVisitedManager.clear();
  TransactionTypeHolder.clear();
  int connectionSize = cachedConnections.size();
  try {
    forceExecuteTemplateForClose.execute(cachedConnections.entries(), new ForceExecuteCallback<Entry<String, Connection>>() {
  
      @Override
      public void execute(final Entry<String, Connection> cachedConnections) throws SQLException {
        cachedConnections.getValue().close();
      }
    });
  } finally {
    cachedConnections.clear();
    rootInvokeHook.finish(connectionSize);
  }
}

/**
 * Close cached connection.
 *
 * @param forceClose force close flag
 * @throws SQLException SQL exception
 */
public synchronized void close(final boolean forceClose) throws SQLException {
  Collection<SQLException> exceptions = new LinkedList<>();
  MasterVisitedManager.clear();
  exceptions.addAll(closeStatements());
  exceptions.addAll(closeResultSets());
  if (!stateHandler.isInTransaction() || forceClose) {
    exceptions.addAll(releaseConnections(forceClose));
  }
  stateHandler.doNotifyIfNecessary();
  throwSQLExceptionIfNecessary(exceptions);
}

/**
 * Close cached connection.
 *
 * @param forceClose force close flag
 * @throws SQLException SQL exception
 */
public synchronized void close(final boolean forceClose) throws SQLException {
  Collection<SQLException> exceptions = new LinkedList<>();
  MasterVisitedManager.clear();
  exceptions.addAll(closeStatements());
  exceptions.addAll(closeResultSets());
  if (!stateHandler.isInTransaction() || forceClose) {
    exceptions.addAll(releaseConnections(forceClose));
  }
  stateHandler.doNotifyIfNecessary();
  throwSQLExceptionIfNecessary(exceptions);
}