public int getConnectionPoolMaximumIdle() {
    return Integer.parseInt(getProperty(SERVER_JDBC_CONNECTION_POOL_MAX_IDLE_TIME));
  }
Gets the maximum amount of time in seconds that an idle connection can
remain in the pool. This should always be greater than the value returned
from {@link #getConnectionPoolMaximumExcessIdle()}
ambari-server/src/main/java/org/apache/ambari/server/configuration/Configuration.java