forked from nathanmarz/storm
/
Topologies.java
40 lines (32 loc) · 1.26 KB
/
Topologies.java
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package backtype.storm.scheduler;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
public class Topologies {
Map<String, TopologyDetails> topologies;
Map<String, String> nameToId;
public Topologies(Map<String, TopologyDetails> topologies) {
if(topologies==null) topologies = new HashMap();
this.topologies = new HashMap<String, TopologyDetails>(topologies.size());
this.topologies.putAll(topologies);
this.nameToId = new HashMap<String, String>(topologies.size());
for (String topologyId : topologies.keySet()) {
TopologyDetails topology = topologies.get(topologyId);
this.nameToId.put(topology.getName(), topologyId);
}
}
public TopologyDetails getById(String topologyId) {
return this.topologies.get(topologyId);
}
public TopologyDetails getByName(String topologyName) {
String topologyId = this.nameToId.get(topologyName);
if (topologyId == null) {
return null;
} else {
return this.getById(topologyId);
}
}
public Collection<TopologyDetails> getTopologies() {
return this.topologies.values();
}
}