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Handle empty sets in SetFlag.

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This commit is contained in:
sk89q 2015-01-30 00:03:25 -08:00
parent ea4f4c088b
commit af157b88bd
1 changed files with 10 additions and 5 deletions
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15
src/main/java/com/sk89q/worldguard/protection/flags/SetFlag.java
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@ -19,6 +19,7 @@
package com.sk89q.worldguard.protection.flags;
import com.google.common.collect.Sets;
import com.sk89q.worldguard.bukkit.WorldGuardPlugin;
import org.bukkit.command.CommandSender;
@ -56,13 +57,17 @@ public Flag<T> getType() {
@Override
public Set<T> parseInput(WorldGuardPlugin plugin, CommandSender sender, String input) throws InvalidFlagFormat {
Set<T> items = new HashSet<T>();
if (input.isEmpty()) {
return Sets.newHashSet();
} else {
Set<T> items = Sets.newHashSet();
for (String str : input.split(",")) {
items.add(subFlag.parseInput(plugin, sender, str.trim()));
for (String str : input.split(",")) {
items.add(subFlag.parseInput(plugin, sender, str.trim()));
}
return items;
}
return new HashSet<T>(items);
}
@Override