protected String groupsToString(StringBuffer buf, Collection<CallGraphNode> clusters) {
int groupNumber = 1;
String clusterFormat =
parameters.getParameter(
ParameterConstants.CLUSTER_TEXT_FORMAT_KEY, ClusterTextFormatEnum.NEWICK.toString());
ClusterTextFormatEnum textFormatEnum = ClusterTextFormatEnum.valueOf(clusterFormat);
for (CallGraphNode node : clusters) {
buf.append("Group ").append(groupNumber).append(": ");
buf.append(node.getSimpleName()).append(":\n");
if (node instanceof CallGraphCluster) {
CallGraphCluster cluster = (CallGraphCluster) node;
if (ClusterTextFormatEnum.FLAT.equals(textFormatEnum)) {
clusterToFlatGroupString(buf, cluster);
} else {
cluster.toNestedString(1, buf);
}
} else { // Regular CallGraphNode
buf.append(" ").append(node.getSimpleName()).append("\n");
}
groupNumber++;
}
String clustersString = buf.toString();
return clustersString;
}
protected void clusterToFlatGroupString(StringBuffer buf, CallGraphCluster cluster) {
SortedSet<CallGraphNode> subnodes = cluster.getElements();
ArrayList<CallGraphNode> subNodeList = new ArrayList<CallGraphNode>(subnodes);
Collections.sort(subNodeList, nodeNameComparator);
for (CallGraphNode subnode : subNodeList) {
buf.append(" ").append(subnode.getSimpleName()).append("\n");
}
}