private HadoopConnection getConnectionForCluster(HadoopCluster cluster) {
HadoopConnection result = _connections.get(cluster.getClusterName());
if (result == null) {
/* TODO: SshUtils could be a single shared thread-safe object or non threadsafe object per connection */
result = new HadoopConnection(cluster, _connectionProperties, new NonThreadSafeSshUtils());
result.setHadoopCredentials(_credentials);
result.setHadoopExcludeTTPath(_jtConfig.getExcludeTTPath());
result.setHadoopHomePath(_jtConfig.getHadoopHomePath());
_connections.put(cluster.getClusterName(), result);
}
setErrorParamValue(ParamTypes.HADOOP_HOME, result.getHadoopHome());
setErrorParamValue(ParamTypes.JOBTRACKER, result.getJobTrackerName());
setErrorParamValue(ParamTypes.EXCLUDE_FILE, result.getExcludeFilePath());
return result;
}