ViaVersion/common/src/main/java/com/viaversion/viaversion/rewriter/meta/MetaHandlerEventImpl.java

120 lines
3.2 KiB
Java

/*
* This file is part of ViaBackwards - https://github.com/ViaVersion/ViaBackwards
* Copyright (C) 2016-2021 ViaVersion and contributors
*
* 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
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.viaversion.viaversion.rewriter.meta;
import com.viaversion.viaversion.api.connection.UserConnection;
import com.viaversion.viaversion.api.minecraft.entities.EntityType;
import com.viaversion.viaversion.api.minecraft.metadata.Metadata;
import org.checkerframework.checker.nullness.qual.Nullable;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class MetaHandlerEventImpl implements MetaHandlerEvent {
private final UserConnection connection;
private final EntityType entityType;
private final int entityId;
private final List<Metadata> metadataList;
private final Metadata meta;
private List<Metadata> extraData;
private int index;
private boolean cancel;
public MetaHandlerEventImpl(UserConnection connection, EntityType entityType, int entityId, int index, Metadata meta, List<Metadata> metadataList) {
this.connection = connection;
this.entityType = entityType;
this.entityId = entityId;
this.index = index;
this.meta = meta;
this.metadataList = metadataList;
}
@Override
public @Nullable Metadata getMetaByIndex(int index) {
for (Metadata meta : metadataList) {
if (index == meta.id()) {
return meta;
}
}
return null;
}
@Override
public UserConnection user() {
return connection;
}
@Override
public int entityId() {
return entityId;
}
@Override
public EntityType entityType() {
return entityType;
}
@Override
public int index() {
return index;
}
@Override
public void setIndex(int index) {
this.index = index;
meta.setId(index);
}
@Override
public Metadata meta() {
return meta;
}
@Override
public void cancel() {
this.cancel = true;
}
@Override
public boolean cancelled() {
return cancel;
}
@Override
public List<Metadata> metadataList() {
return Collections.unmodifiableList(metadataList);
}
@Override
public @Nullable List<Metadata> extraMeta() {
return extraData;
}
@Override
public void createExtraMeta(Metadata metadata) {
(extraData != null ? extraData : (extraData = new ArrayList<>())).add(metadata);
}
@Override
public void clearExtraMeta() {
extraData = null;
}
}