/**
* Take a quorum list and split it to (trimmed) pairs
*
* @param hostPortQuorumList list of form h1:port, h2:port2,...
* @return a possibly empty list of values between commas. They may not be valid hostname:port
* pairs
*/
public static List<String> splitToPairs(String hostPortQuorumList) {
// split an address hot
String[] strings = StringUtils.getStrings(hostPortQuorumList);
int len = 0;
if (strings != null) {
len = strings.length;
}
List<String> tuples = new ArrayList<String>(len);
if (strings != null) {
for (String s : strings) {
tuples.add(s.trim());
}
}
return tuples;
}
/**
* Split a quorum list into a list of hostnames and ports
*
* @param hostPortQuorumList split to a list of hosts and ports
* @return a list of values
*/
public static List<HostAndPort> splitToHostsAndPorts(String hostPortQuorumList) {
// split an address hot
String[] strings = StringUtils.getStrings(hostPortQuorumList);
int len = 0;
if (strings != null) {
len = strings.length;
}
List<HostAndPort> list = new ArrayList<HostAndPort>(len);
if (strings != null) {
for (String s : strings) {
list.add(HostAndPort.fromString(s.trim()).withDefaultPort(DEFAULT_PORT));
}
}
return list;
}
@Override
protected void map(LongWritable key, Text value, Context ctx)
throws IOException, InterruptedException {
String[] cols = StringUtils.getStrings(value.toString());
ctx.write(new Text(cols[1]), ONE);
}
