@Override
public int getColumnToSort() {
if (state != null) {
return state.getSortColumn();
} else {
return 0;
}
}
@Override
public void init(String name, String url, ServletRequest request, HttpSession session) {
columns = new ArrayList<>();
lines = new ArrayList<>();
this.name = name;
setRoutingAddress(url);
this.session = session;
this.request = request;
state = (ArrayPaneStatusBean) session.getAttribute(getName());
if (state == null) {
state = new ArrayPaneStatusBean();
session.setAttribute(getName(), state);
}
String target = request.getParameter(TARGET_PARAMETER_NAME);
if (target != null && target.equals(name)) {
String action = request.getParameter(ACTION_PARAMETER_NAME);
if ("Sort".equals(action)) {
String newState = request.getParameter(COLUMN_PARAMETER_NAME);
if (newState != null) {
int ns = Integer.parseInt(newState);
if ((ns == state.getSortColumn()) || (ns + state.getSortColumn() == 0)) {
state.setSortColumn(-state.getSortColumn());
} else {
state.setSortColumn(ns);
}
}
} else if ("ChangePage".equals(action)) {
String index = request.getParameter(INDEX_PARAMETER_NAME);
state.setFirstVisibleLine(Integer.parseInt(index));
}
}
if (state.getSortColumn() >= 1) {
setColumnToSort(state.getSortColumn());
}
}
@Override
public void setColumnToSort(int columnNumber) {
state.setSortColumn(columnNumber);
}
@Override
public void setVisibleLineNumber(int maximum) {
state.setMaximumVisibleLine(maximum);
}
