net.dv8tion.jda.api.entities.channel.attribute.IPositionableChannel Maven / Gradle / Ivy
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/*
* Copyright 2015 Austin Keener, Michael Ritter, Florian Spieß, and the JDA contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.dv8tion.jda.api.entities.channel.attribute;
import net.dv8tion.jda.api.entities.channel.middleman.GuildChannel;
import net.dv8tion.jda.api.managers.channel.attribute.IPositionableChannelManager;
import javax.annotation.Nonnull;
/**
* Represents a {@link GuildChannel GuildChannel} that has a position.
*
* These channels can be re-ordered using a position value.
*
*
In the case of identical position values, the natural order of the channel snowflakes is used.
*/
public interface IPositionableChannel extends GuildChannel
{
@Override
@Nonnull
IPositionableChannelManager getManager();
/**
* The position of this channel in the channel list of the guild.
*
This does not account for thread channels, as they do not have positions.
*
*
This is functionally equivalent to {@code getGuild().getChannels().indexOf(channel)}.
* To efficiently compare the position between channels, it is recommended to use {@link #compareTo(Object)} instead of the position.
*
* @throws IllegalStateException
* If this channel is not in the guild cache
*
* @return Zero-based int of position of the GuildChannel.
*/
default int getPosition()
{
int position = getGuild().getChannels().indexOf(this);
if (position > -1)
return position;
throw new IllegalStateException("Somehow when determining position we never found the " + getType().name() + " in the Guild's channels? wtf?");
}
/**
* The actual position of the {@link GuildChannel GuildChannel} as stored and given by Discord.
*
*
Channel positions are actually based on a pairing of the creation time (as stored in the snowflake id)
* and the position. If 2 or more channels share the same position then they are sorted based on their creation date.
* The more recent a channel was created, the lower it is in the hierarchy. This is handled by {@link #getPosition()}
* and it is most likely the method you want. If, for some reason, you want the actual position of the
* channel then this method will give you that value.
*
* @return The true, Discord stored, position of the {@link GuildChannel GuildChannel}.
*/
int getPositionRaw();
}