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Provide a tab completion handler for JLine. Adds BUKKIT-4168

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This commit is contained in:
Phillip Schichtel 2013-08-17 18:49:27 -06:00 committed by Nate Mortensen
parent 5f65cd9a1c
commit ffcd0f4502
2 changed files with 48 additions and 0 deletions
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1
src/main/java/net/minecraft/server/PlayerList.java
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@ -55,6 +55,7 @@ public abstract class PlayerList {
public PlayerList(MinecraftServer minecraftserver) {
minecraftserver.server = new CraftServer(minecraftserver, this);
minecraftserver.console = org.bukkit.craftbukkit.command.ColouredConsoleSender.getInstance();
minecraftserver.reader.addCompleter(new org.bukkit.craftbukkit.command.ConsoleCommandCompleter(minecraftserver.server));
this.cserver = minecraftserver.server;
// CraftBukkit end

47
src/main/java/org/bukkit/craftbukkit/command/ConsoleCommandCompleter.java Normal file
View file

@ -0,0 +1,47 @@
package org.bukkit.craftbukkit.command;
import java.util.List;
import java.util.concurrent.ExecutionException;
import java.util.logging.Level;
import org.bukkit.craftbukkit.CraftServer;
import org.bukkit.craftbukkit.util.Waitable;
import jline.console.completer.Completer;
public class ConsoleCommandCompleter implements Completer {
private final CraftServer server;
public ConsoleCommandCompleter(CraftServer server) {
this.server = server;
}
public int complete(final String buffer, final int cursor, final List<CharSequence> candidates) {
Waitable<List<String>> waitable = new Waitable<List<String>>() {
@Override
protected List<String> evaluate() {
return server.getCommandMap().tabComplete(server.getConsoleSender(), buffer);
}
};
this.server.getServer().processQueue.add(waitable);
try {
List<String> offers = waitable.get();
if (offers == null) {
return cursor;
}
candidates.addAll(offers);
final int lastSpace = buffer.lastIndexOf(' ');
if (lastSpace == -1) {
return cursor - buffer.length();
} else {
return cursor - (buffer.length() - lastSpace - 1);
}
} catch (ExecutionException e) {
this.server.getLogger().log(Level.WARNING, "Unhandled exception when tab completing", e);
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
return cursor;
}
}