private List<String> createTreeForStatsProvider(TreeNode parentNode, Object statsProvider) {
/* construct monitoring tree at PluginPoint using subTreePath */
List<String> childNodeNames = new ArrayList();
/* retrieve ManagedAttribute attribute id (v2 compatible) and method names */
/* Check for custom reset method and store for later to be called instead of
standard reset methods on Statistic classes*/
for (Method m : statsProvider.getClass().getMethods()) {
ManagedAttribute ma = m.getAnnotation(ManagedAttribute.class);
Reset resetMeth = m.getAnnotation(Reset.class);
if (resetMeth != null) {
StatsProviderRegistryElement spre =
this.statsProviderRegistry.getStatsProviderRegistryElement(statsProvider);
spre.setResetMethod(m);
}
if (ma != null) {
String methodName = m.getName();
String id = ma.id();
if ((id == null) || id.isEmpty()) { // if id not specified, derive from method name
String methodNameLower = methodName.toLowerCase(Locale.ENGLISH);
if (methodNameLower.startsWith("get") && methodNameLower.length() > 3) {
id = methodNameLower.substring(3);
}
}
TreeNode attrNode = TreeNodeFactory.createMethodInvoker(id, statsProvider, id, m);
parentNode.addChild(attrNode);
childNodeNames.add(attrNode.getName());
}
}
return childNodeNames;
}
private TreeNode createSubTreeNode(TreeNode parent, String child) {
TreeNode childNode = parent.getChild(child);
if (childNode == null) {
childNode = TreeNodeFactory.createTreeNode(child, null, child);
parent.addChild(childNode);
} else {
// the childNode is found, but ensure that its enabled
enableTreeNode(childNode);
}
return childNode;
}