Method addHostAliasImpl

java/org/apache/catalina/mapper/Mapper.java:200–226

(MappedHost newAlias)

    }

    private synchronized boolean addHostAliasImpl(MappedHost newAlias) {
        MappedHost[] newHosts = new MappedHost[hosts.length + 1];
        if (insertMap(hosts, newHosts, newAlias)) {
            hosts = newHosts;
            if (newAlias.name.equals(defaultHostName)) {
                defaultHost = newAlias;
            }
            if (log.isDebugEnabled()) {
                log.debug(sm.getString("mapper.addHostAlias.success", newAlias.name, newAlias.getRealHostName()));
            }
            return true;
        } else {
            MappedHost duplicate = hosts[find(hosts, newAlias.name)];
            if (duplicate.getRealHost() == newAlias.getRealHost()) {
                // A duplicate Alias for the same Host.
                // A harmless redundancy. E.g.
                // <Host name="localhost"><Alias>localhost</Alias></Host>
                if (log.isDebugEnabled()) {
                    log.debug(sm.getString("mapper.addHostAlias.sameHost", newAlias.name, newAlias.getRealHostName()));
                }
                return false;
            }
            log.error(sm.getString("mapper.duplicateHostAlias", newAlias.name, newAlias.getRealHostName(),
                    duplicate.getRealHostName()));
            return false;
        }
    }

    /**
     * Remove a host alias