ForgePatch/src/fmllauncher/java/net/minecraftforge/fml/loading/progress/StartupMessageManager.java

127 lines
4.0 KiB
Java

/*
* Minecraft Forge
* Copyright (c) 2016-2020.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation version 2.1
* of the License.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package net.minecraftforge.fml.loading.progress;
import com.google.common.base.Ascii;
import com.google.common.base.CharMatcher;
import org.apache.commons.lang3.tuple.Pair;
import java.util.*;
import java.util.function.Consumer;
import java.util.stream.Collectors;
public class StartupMessageManager {
private static volatile EnumMap<MessageType, List<Message>> messages = new EnumMap<>(MessageType.class);
public static List<Pair<Integer,Message>> getMessages() {
final long ts = System.nanoTime();
return messages.values().stream().flatMap(Collection::stream).
sorted(Comparator.comparingLong(Message::getTimestamp).thenComparing(Message::getText).reversed()).
map(m -> Pair.of((int) ((ts - m.timestamp) / 1e6), m)).
limit(5).
collect(Collectors.toList());
}
public static class Message {
private final String text;
private final MessageType type;
private final long timestamp;
public Message(final String text, final MessageType type) {
this.text = text;
this.type = type;
this.timestamp = System.nanoTime();
}
public String getText() {
return text;
}
MessageType getType() {
return type;
}
long getTimestamp() {
return timestamp;
}
public float[] getTypeColour() {
return type.colour();
}
}
enum MessageType {
MC(1.0f, 1.0f, 1.0f),
ML(0.0f, 0.0f, 0.5f),
LOC(0.0f, 0.5f, 0.0f),
MOD(0.5f, 0.0f, 0.0f);
private final float[] colour;
MessageType(final float r, final float g, final float b) {
colour = new float[] {r,g,b};
}
public float[] colour() {
return colour;
}
}
private synchronized static void addMessage(MessageType type, String message, int maxSize)
{
EnumMap<MessageType, List<Message>> newMessages = new EnumMap<>(messages);
newMessages.compute(type, (key, existingList) -> {
List<Message> newList = new ArrayList<>();
if (existingList != null)
{
if (maxSize < 0)
{
newList.addAll(existingList);
}
else
{
newList.addAll(existingList.subList(0, Math.min(existingList.size(), maxSize)));
}
}
newList.add(new Message(message, type));
return newList;
});
messages = newMessages;
}
public static void addModMessage(final String message) {
final String safeMessage = Ascii.truncate(CharMatcher.ascii().retainFrom(message),80,"~");
addMessage(MessageType.MOD, safeMessage, 20);
}
public static Optional<Consumer<String>> modLoaderConsumer() {
return Optional.of(s-> addMessage(MessageType.ML, s, -1));
}
public static Optional<Consumer<String>> locatorConsumer() {
return Optional.of(s -> addMessage(MessageType.LOC, s, -1));
}
public static Optional<Consumer<String>> mcLoaderConsumer() {
return Optional.of(s-> addMessage(MessageType.MC, s, -1));
}
}