/*
- * Sone - Reply.java - Copyright © 2011 David Roden
+ * Sone - Reply.java - Copyright © 2010–2020 David Roden
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
import java.util.Comparator;
-import net.pterodactylus.util.filter.Filter;
+import com.google.common.base.Predicate;
/**
- * Abstract base class for all replies.
+ * Defines methods common for all replies.
*
* @param <T>
* The type of the reply
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
*/
-public abstract class Reply<T extends Reply<T>> {
+public interface Reply<T extends Reply<T>> extends Identified {
/** Comparator that sorts replies ascending by time. */
- public static final Comparator<Reply<?>> TIME_COMPARATOR = new Comparator<Reply<?>>() {
+ public static final Comparator<? super Reply<?>> TIME_COMPARATOR = new Comparator<Reply<?>>() {
/**
* {@inheritDoc}
};
/** Filter for replies with timestamps from the future. */
- public static final Filter<Reply<?>> FUTURE_REPLY_FILTER = new Filter<Reply<?>>() {
+ public static final Predicate<Reply<?>> FUTURE_REPLY_FILTER = new Predicate<Reply<?>>() {
/**
* {@inheritDoc}
*/
@Override
- public boolean filterObject(Reply<?> reply) {
- return reply.getTime() <= System.currentTimeMillis();
+ public boolean apply(Reply<?> reply) {
+ return (reply != null) && (reply.getTime() <= System.currentTimeMillis());
}
};
*
* @return The ID of the reply
*/
- public abstract String getId();
+ public String getId();
/**
* Returns the Sone that posted this reply.
*
* @return The Sone that posted this reply
*/
- public abstract Sone getSone();
+ public Sone getSone();
/**
* Returns the time of the reply.
*
* @return The time of the reply (in milliseconds since Jan 1, 1970 UTC)
*/
- public abstract long getTime();
+ public long getTime();
/**
* Returns the text of the reply.
*
* @return The text of the reply
*/
- public abstract String getText();
+ public String getText();
+
+ /**
+ * Returns whether this reply is known.
+ *
+ * @return {@code true} if this reply is known, {@code false} otherwise
+ */
+ public boolean isKnown();
+
+ /**
+ * Sets whether this reply is known.
+ *
+ * @param known
+ * {@code true} if this reply is known, {@code false} otherwise
+ * @return This reply
+ */
+ public T setKnown(boolean known);
}