public static String versionsToString(long[] versions, ClusterSnapshot clusterSnapshot) {
if (versions == null || versions.length == 0) {
return "[]";
} else if (clusterSnapshot != null && versions.length != clusterSnapshot.size()) {
return "[N/A]";
}
if (clusterSnapshot == null) {
if (versions.length == 1) {
return "[" + versions[0] + "]";
} else {
StringBuilder stringBuilder = new StringBuilder("[");
stringBuilder.append(versions[0]);
for (int i = 1; i < versions.length; ++i) {
stringBuilder.append(",").append(versions[i]);
}
return stringBuilder.append("]").toString();
}
}
if (versions.length == 1) {
return "[" + clusterSnapshot.get(0) + "=" + versions[0] + "]";
} else {
StringBuilder stringBuilder = new StringBuilder("[");
stringBuilder.append(clusterSnapshot.get(0)).append("=").append(versions[0]);
for (int i = 1; i < versions.length; ++i) {
stringBuilder.append(",").append(clusterSnapshot.get(i)).append("=").append(versions[i]);
}
return stringBuilder.append("]").toString();
}
}
/**
* reset the state (before each round)
*
* @param clusterSnapshot the current cluster snapshot
*/
public final synchronized void resetState(ClusterSnapshot clusterSnapshot) {
this.clusterSnapshot = clusterSnapshot;
accessesByPrimaryOwner = new Accesses[clusterSnapshot.size()];
for (int i = 0; i < accessesByPrimaryOwner.length; ++i) {
accessesByPrimaryOwner[i] = new Accesses();
}
hasAccessesCalculated = false;
}