117 lines
4.7 KiB
Java
117 lines
4.7 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2021 ViaVersion and contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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package us.myles.ViaVersion.api.data;
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import com.google.gson.JsonArray;
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import com.google.gson.JsonObject;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import java.util.Arrays;
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public class Mappings {
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protected final short[] oldToNew;
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public Mappings(short[] oldToNew) {
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this.oldToNew = oldToNew;
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}
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/**
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* Maps old identifiers to the new ones.
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* If an old value cannot be found in the new mappings, the diffmapping will be checked for the given entry.
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*
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* @param size set size of the underlying short array
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* @param oldMapping mappings to map from
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* @param newMapping mappings to map to
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* @param diffMapping extra mappings that will be used/scanned when an entry cannot be found
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*/
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public Mappings(int size, JsonObject oldMapping, JsonObject newMapping, @Nullable JsonObject diffMapping) {
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oldToNew = new short[size];
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Arrays.fill(oldToNew, (short) -1);
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MappingDataLoader.mapIdentifiers(oldToNew, oldMapping, newMapping, diffMapping);
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}
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public Mappings(JsonObject oldMapping, JsonObject newMapping, @Nullable JsonObject diffMapping) {
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this(oldMapping.entrySet().size(), oldMapping, newMapping, diffMapping);
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}
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/**
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* Maps old identifiers to the new ones.
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*
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* @param size set size of the underlying short array
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* @param oldMapping mappings to map from
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* @param newMapping mappings to map to
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*/
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public Mappings(int size, JsonObject oldMapping, JsonObject newMapping) {
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oldToNew = new short[size];
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Arrays.fill(oldToNew, (short) -1);
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MappingDataLoader.mapIdentifiers(oldToNew, oldMapping, newMapping);
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}
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public Mappings(JsonObject oldMapping, JsonObject newMapping) {
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this(oldMapping.entrySet().size(), oldMapping, newMapping);
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}
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/**
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* Maps old identifiers to the new ones.
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*
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* @param size set size of the underlying short array
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* @param oldMapping mappings to map from
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* @param newMapping mappings to map to
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* @param diffMapping extra mappings that will be used/scanned when an entry cannot be found
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* @param warnOnMissing should "No key for x" be printed if there is no matching identifier
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*/
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public Mappings(int size, JsonArray oldMapping, JsonArray newMapping, JsonObject diffMapping, boolean warnOnMissing) {
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oldToNew = new short[size];
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Arrays.fill(oldToNew, (short) -1);
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MappingDataLoader.mapIdentifiers(oldToNew, oldMapping, newMapping, diffMapping, warnOnMissing);
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}
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public Mappings(int size, JsonArray oldMapping, JsonArray newMapping, boolean warnOnMissing) {
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this(size, oldMapping, newMapping, null, warnOnMissing);
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}
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public Mappings(JsonArray oldMapping, JsonArray newMapping, boolean warnOnMissing) {
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this(oldMapping.size(), oldMapping, newMapping, warnOnMissing);
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}
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public Mappings(int size, JsonArray oldMapping, JsonArray newMapping) {
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this(size, oldMapping, newMapping, true);
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}
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public Mappings(JsonArray oldMapping, JsonArray newMapping, JsonObject diffMapping) {
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this(oldMapping.size(), oldMapping, newMapping, diffMapping, true);
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}
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public Mappings(JsonArray oldMapping, JsonArray newMapping) {
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this(oldMapping.size(), oldMapping, newMapping, true);
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}
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public int getNewId(int old) {
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return old >= 0 && old < oldToNew.length ? oldToNew[old] : -1;
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}
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public short[] getOldToNew() {
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return oldToNew;
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}
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}
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