/**
* Adds nodes to the specified parent node recurrsively.
*
* @param parent_node the parent node.
* @param list the list of child node names.
*/
protected void addNode(DefaultMutableTreeNode parent_node, Vector list) {
SortableArray array = null;
if (mode == DATE_ORIENTED && parent_node.getLevel() <= 2) {
array = new Array(list.size());
for (int i = 0; i < list.size(); i++)
((Array) array).set(i, Integer.parseInt((String) list.elementAt(i)));
} else {
array = new StringArray(list.size());
for (int i = 0; i < list.size(); i++)
((StringArray) array).set(i, (String) list.elementAt(i));
}
ArrayIndex index = array.sortAscendant();
for (int i = 0; i < array.getArraySize(); i++) {
String name = (String) list.elementAt(index.get(i));
// Converts 1...12 to January...December.
if (mode == DATE_ORIENTED && parent_node.getLevel() == 1) {
int month = Integer.parseInt(name);
name = JulianDay.getFullSpellMonthString(month);
}
DefaultMutableTreeNode node = new DefaultMutableTreeNode(name);
parent_node.add(node);
}
}
/**
* Gets the sortable array of the specified column.
*
* @param header_value the header value of the column to sort.
*/
protected SortableArray getSortableArray(String header_value) {
if (header_value.length() == 0) return null;
SortableArray array = null;
if (header_value.equals("R.A.") || header_value.equals("Decl.") || header_value.equals("ID"))
array = new StringArray(record_list.size());
else array = new Array(record_list.size());
for (int i = 0; i < record_list.size(); i++) {
String value = getCellString(header_value, i);
if (header_value.equals("R.A.")
|| header_value.equals("Decl.")
|| header_value.equals("ID")) {
((StringArray) array).set(i, value);
} else if (header_value.equals("Max Mag") || header_value.equals("Min Mag")) {
double mag_value = 0.0;
if ('0' <= value.charAt(0) && value.charAt(0) <= '9'
|| value.charAt(0) == '-'
|| value.charAt(0) == '+') {
mag_value = Format.doubleValueOf(value);
} else {
mag_value = 100 + Format.doubleValueOf(value.substring(1));
}
((Array) array).set(i, mag_value);
} else if (header_value.equals("First Date") || header_value.equals("Last Date")) {
double jd = 0.0;
if (value.length() > 0) jd = JulianDay.create(value).getJD();
((Array) array).set(i, jd);
} else {
((Array) array).set(i, Double.parseDouble(value));
}
}
return array;
}