public void setOldConf(final Configuration oldConf) {
        this.oldConf = oldConf;
    }
A configuration entry with current peers and old peers.
@author boyan (boyan@alibaba-inc.com)

2018-Apr-04 2:25:06 PM
jraft-core/src/main/java/com/alipay/sofa/jraft/conf/ConfigurationEntry.java