BlueMap/BlueMapCore/src/main/java/de/bluecolored/bluemap/core/resources/ResourcePath.java

116 lines
4.1 KiB
Java

/*
* This file is part of BlueMap, licensed under the MIT License (MIT).
*
* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
* 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 de.bluecolored.bluemap.core.resources;
import com.google.gson.Gson;
import com.google.gson.TypeAdapter;
import com.google.gson.TypeAdapterFactory;
import com.google.gson.annotations.JsonAdapter;
import com.google.gson.reflect.TypeToken;
import com.google.gson.stream.JsonReader;
import com.google.gson.stream.JsonWriter;
import de.bluecolored.bluemap.api.debug.DebugDump;
import de.bluecolored.bluemap.core.util.Key;
import org.jetbrains.annotations.Nullable;
import java.io.IOException;
import java.nio.file.Path;
import java.util.Locale;
import java.util.function.Function;
@DebugDump
@JsonAdapter(ResourcePath.Adapter.class)
public class ResourcePath<T> extends Key {
private T resource = null;
public ResourcePath(String formatted) {
super(formatted.toLowerCase(Locale.ROOT));
}
public ResourcePath(String namespace, String value) {
super(namespace.toLowerCase(Locale.ROOT), value.toLowerCase(Locale.ROOT));
}
public ResourcePath(Path filePath) {
super(parsePath(filePath).toLowerCase(Locale.ROOT));
}
@Nullable
public T getResource() {
return resource;
}
@Nullable
public T getResource(Function<ResourcePath<T>, T> supplier) {
if (resource == null) resource = supplier.apply(this);
return resource;
}
public void setResource(T resource) {
this.resource = resource;
}
private static String parsePath(Path filePath) {
if (filePath.getNameCount() < 4)
throw new IllegalArgumentException("The provided filePath has less than 4 segments!");
if (!filePath.getName(0).toString().equalsIgnoreCase("assets"))
throw new IllegalArgumentException("The provided filePath doesn't start with 'assets'!");
String namespace = filePath.getName(1).toString();
String path = filePath.subpath(3, filePath.getNameCount()).toString().replace(filePath.getFileSystem().getSeparator(), "/");
// remove file-ending
int dotIndex = path.lastIndexOf('.');
if (dotIndex != -1) path = path.substring(0, dotIndex);
return namespace + ":" + path;
}
static class Adapter implements TypeAdapterFactory {
@Override
public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
if (!type.getRawType().isAssignableFrom(ResourcePath.class))
return null;
return new TypeAdapter<>() {
@Override
public void write(JsonWriter out, T value) throws IOException {
out.value(((ResourcePath<?>) value).getFormatted());
}
@SuppressWarnings("unchecked")
@Override
public T read(JsonReader in) throws IOException {
return (T) new ResourcePath<>(in.nextString());
}
};
}
}
}