/*
* This file is part of LanternServer, licensed under the MIT License (MIT).
*
* Copyright (c) LanternPowered <https://www.lanternpowered.org>
* Copyright (c) SpongePowered <https://www.spongepowered.org>
* Copyright (c) contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the Software), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.lanternpowered.server.config;
import com.google.common.collect.Multimap;
import com.google.common.reflect.TypeToken;
import ninja.leaping.configurate.ConfigurationNode;
import ninja.leaping.configurate.ConfigurationOptions;
import ninja.leaping.configurate.commented.SimpleCommentedConfigurationNode;
import ninja.leaping.configurate.gson.GsonConfigurationLoader;
import ninja.leaping.configurate.hocon.HoconConfigurationLoader;
import ninja.leaping.configurate.loader.ConfigurationLoader;
import ninja.leaping.configurate.objectmapping.ObjectMapper;
import ninja.leaping.configurate.objectmapping.ObjectMappingException;
import ninja.leaping.configurate.objectmapping.serialize.TypeSerializer;
import ninja.leaping.configurate.objectmapping.serialize.TypeSerializerCollection;
import org.lanternpowered.server.config.serializer.CatalogTypeSerializer;
import org.lanternpowered.server.config.serializer.DataViewTypeSerializer;
import org.lanternpowered.server.config.serializer.InetAddressTypeSerializer;
import org.lanternpowered.server.config.serializer.InstantTypeSerializer;
import org.lanternpowered.server.config.serializer.MultimapTypeSerializer;
import org.lanternpowered.server.config.serializer.ProxyTypeSerializer;
import org.lanternpowered.server.config.serializer.TextTypeSerializer;
import org.lanternpowered.server.network.ProxyType;
import org.lanternpowered.server.profile.LanternGameProfile;
import org.lanternpowered.server.profile.LanternProfileProperty;
import org.lanternpowered.server.util.IpSet;
import org.spongepowered.api.CatalogType;
import org.spongepowered.api.data.DataContainer;
import org.spongepowered.api.data.DataView;
import org.spongepowered.api.profile.GameProfile;
import org.spongepowered.api.profile.property.ProfileProperty;
import org.spongepowered.api.text.Text;
import java.io.IOException;
import java.net.InetAddress;
import java.nio.file.Files;
import java.nio.file.Path;
import java.time.Instant;
@SuppressWarnings({"rawtypes", "unchecked"})
public abstract class ConfigBase {
protected static final ConfigurationOptions DEFAULT_OPTIONS;
static {
final TypeSerializerCollection typeSerializers = ConfigurationOptions.defaults().getSerializers().newChild();
final DataViewTypeSerializer dataViewTypeSerializer = new DataViewTypeSerializer();
typeSerializers.registerType(TypeToken.of(Text.class), new TextTypeSerializer())
.registerType(TypeToken.of(CatalogType.class), new CatalogTypeSerializer())
.registerType(TypeToken.of(IpSet.class), new IpSet.IpSetSerializer())
.registerType(TypeToken.of(GameProfile.class), (TypeSerializer) typeSerializers.get(
TypeToken.of(LanternGameProfile.class)))
.registerType(TypeToken.of(ProfileProperty.class), (TypeSerializer) typeSerializers.get(
TypeToken.of(LanternProfileProperty.class)))
.registerType(TypeToken.of(InetAddress.class), new InetAddressTypeSerializer())
.registerType(TypeToken.of(Instant.class), new InstantTypeSerializer())
.registerType(TypeToken.of(Multimap.class), new MultimapTypeSerializer())
.registerType(TypeToken.of(DataView.class), dataViewTypeSerializer)
.registerType(TypeToken.of(DataContainer.class), dataViewTypeSerializer)
.registerType(TypeToken.of(ProxyType.class), new ProxyTypeSerializer())
;
DEFAULT_OPTIONS = ConfigurationOptions.defaults().setSerializers(typeSerializers);
}
private final ObjectMapper<ConfigBase>.BoundInstance configMapper;
private final ConfigurationLoader<ConfigurationNode> loader;
private final ConfigurationOptions options;
private final Path path;
private final boolean hocon;
private volatile ConfigurationNode root;
/**
* Creates a new config object.
*
* @param path The config path
*/
public ConfigBase(Path path, boolean hocon) throws IOException {
this(path, DEFAULT_OPTIONS, hocon);
}
/**
* Creates a new config object.
*
* @param path The config file path
* @param options The config options
*/
public ConfigBase(Path path, ConfigurationOptions options, boolean hocon) throws IOException {
this.hocon = hocon;
this.loader = createConfigurationLoader(path, options, hocon);
try {
this.configMapper = ObjectMapper.forObject(this);
} catch (ObjectMappingException e) {
throw new IOException("Unable to create a config mapper for the object.", e);
}
this.root = SimpleCommentedConfigurationNode.root(options);
this.options = options;
this.path = path;
}
private static ConfigurationLoader<ConfigurationNode> createConfigurationLoader(Path path, ConfigurationOptions options, boolean hocon) {
if (hocon) {
return (ConfigurationLoader) HoconConfigurationLoader.builder().setPath(path).setDefaultOptions(options).build();
} else {
return GsonConfigurationLoader.builder().setPath(path).setDefaultOptions(options).build();
}
}
public Path getPath() {
return this.path;
}
public void load() throws IOException {
if (!Files.exists(this.path)) {
this.save();
} else {
this.root = this.loader.load(this.options);
try {
this.configMapper.populate(this.root);
} catch (ObjectMappingException e) {
throw new IOException("An error occurred while serializing the object.", e);
}
}
}
public void loadFrom(Path path) throws IOException {
if (Files.exists(path)) {
ConfigurationLoader<ConfigurationNode> loader = createConfigurationLoader(path, this.options, this.hocon);
this.root = loader.load(this.options);
try {
this.configMapper.populate(this.root);
} catch (ObjectMappingException e) {
throw new IOException("An error occurred while serializing the object.", e);
}
}
}
public void copyFrom(ConfigBase configBase) throws IOException {
try {
configBase.configMapper.serialize(this.root);
this.configMapper.populate(this.root);
} catch (ObjectMappingException e) {
throw new IOException("An error occurred while mapping the object.", e);
}
}
public void save() throws IOException {
if (!Files.exists(this.path.getParent())) {
Files.createDirectories(this.path.getParent());
}
try {
this.configMapper.serialize(this.root);
} catch (ObjectMappingException e) {
throw new IOException("An error occurred while mapping the object.", e);
}
this.loader.save(this.root);
}
}