PageCommand.java

package me.desht.scrollingmenusign.commands;

import me.desht.dhutils.MessagePager;
import me.desht.dhutils.MiscUtil;

import org.bukkit.command.CommandSender;
import org.bukkit.plugin.Plugin;

public class PageCommand extends SMSAbstractCommand {

    public PageCommand() {
        super("sms page", 0, 1);
        setUsage("/sms page [<page-number>|<next>|<prev>]");
    }

    @Override
    public boolean execute(Plugin plugin, CommandSender sender, String[] args) {
        MessagePager pager = MessagePager.getPager(sender);
        if (args.length == 0 || args[0].startsWith("n")) {
            // default is to advance one page and display
            pager.nextPage();
            pager.showPage();
        } else if (args[0].startsWith("p")) { //$NON-NLS-1$
            pager.prevPage();
            pager.showPage();
        } else {
            try {
                int pageNum = Integer.parseInt(args[0]);
                pager.showPage(pageNum);
            } catch (NumberFormatException e) {
                MiscUtil.errorMessage(sender, "Invalid page number " + args[1]);
            }
        }

        return true;
    }

}