com.sk89q.worldedit.util.gson.VectorAdapter.java Source code

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Here is the source code for com.sk89q.worldedit.util.gson.VectorAdapter.java

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/*
 * WorldEdit, a Minecraft world manipulation toolkit
 * Copyright (C) sk89q <http://www.sk89q.com>
 * Copyright (C) WorldEdit team and contributors
 *
 * This program 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, 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 Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package com.sk89q.worldedit.util.gson;

import com.google.gson.JsonArray;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;
import com.sk89q.worldedit.Vector;

import java.lang.reflect.Type;

/**
 * Deserializes {@code Vector}s for GSON.
 */
public class VectorAdapter implements JsonDeserializer<Vector> {

    @Override
    public Vector deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
            throws JsonParseException {
        JsonArray jsonArray = json.getAsJsonArray();
        if (jsonArray.size() != 3) {
            throw new JsonParseException("Expected array of 3 length for Vector");
        }

        double x = jsonArray.get(0).getAsDouble();
        double y = jsonArray.get(1).getAsDouble();
        double z = jsonArray.get(2).getAsDouble();

        return new Vector(x, y, z);
    }
}