private void printServerNode(int level, String serverName) {
printlnAtLevel(level, "[Printing list for Server = " + serverName + "]");
String pattern = serverName + "/...";
if (level == 0) pattern = "/" + pattern;
printlnAtLevel(level, "[Pattern = " + pattern + "]");
ChannelTree tr = getChannelTree(pattern);
if (tr == null) {
printlnAtLevel(level, "[no tree]");
return;
}
Iterator i = tr.rootIterator();
if (!i.hasNext()) {
printlnAtLevel(level, "[empty root list]");
return;
}
// the first node should be for the requested serverName
ChannelTree.Node node = (ChannelTree.Node) i.next();
if (!node.getType().toString().equals("Server")) {
printlnAtLevel(level, "[unexpected non-Server node type = " + node.getType() + "]");
return;
}
if (!node.getName().equals(serverName)) {
printlnAtLevel(level, "[unexpected node name = " + node.getName() + "]");
return;
}
printlnAtLevel(
level, node.getName() + " -- " + node.getFullName() + " (" + node.getType() + ")");
printChildren(level + 1, node);
}
private void printChildren(int level, ChannelTree.Node node) {
// iterate through children of hirarchy
List l = node.getChildren();
Iterator i = l.iterator();
while (i.hasNext()) {
node = (ChannelTree.Node) i.next();
printlnAtLevel(
level, node.getName() + " -- " + node.getFullName() + " (" + node.getType() + ")");
if (node.getType().toString().equals("Server")) printServerNode(level + 1, node.getName());
else {
printChildren(level + 1, node);
}
}
}
private void exec() {
connect();
ChannelTree t = getChannelTree("/...");
Iterator i = t.rootIterator();
int level = 0;
if (!i.hasNext()) {
printlnAtLevel(level, "[empty root list]");
}
// the first node should be for the requested serverName
ChannelTree.Node node = (ChannelTree.Node) i.next();
if (!node.getType().toString().equals("Server")) {
printlnAtLevel(level, "[unexpected non-Server node type = " + node.getType() + "]");
return;
}
String serverName = node.getName();
printServerNode(level, serverName);
}
private void setupChannelList() {
channelPathList = new Vector();
if ((channelPathPattern != null) && !channelPathPattern.equals(""))
appendChannelListFromPattern();
if ((channelPathListString != null) && !channelPathListString.equals(""))
appendChannelListFromString();
Iterator channels = channelPathList.iterator();
if (!channels.hasNext()) {
System.out.println("DataVideoGather: No data channels to monitor.");
this.printUsage();
System.exit(0);
}
channelPathArray = new String[channelPathList.size()];
shortNameArray = new String[channelPathList.size()];
for (int i = 0; i < channelPathArray.length; i++) {
ChannelTree.Node candidate = (ChannelTree.Node) channels.next();
channelPathArray[i] = candidate.getFullName();
shortNameArray[i] = candidate.getName();
}
}