MemoryConfiguration.java

/*******************************************************************************
 * Copyright (C) 2014 Travis Ralston (turt2live)
 *
 * 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.turt2live.antishare.configuration;

import java.util.List;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;

/**
 * Represents a memory-based configuration with no save or load functionality.
 *
 * @author turt2live
 */
public class MemoryConfiguration extends Configuration {

    private ConcurrentMap<String, Object> values = new ConcurrentHashMap<>();

    @Override
    public void load() {
    }

    @Override
    public void save() {
    }

    @Override
    public void set(String key, Object value) {
        if (value == null || key == null) throw new IllegalArgumentException();
        values.put(key, value);
    }

    @Override
    public Object getObject(String key, Object def) {
        if (key == null) throw new IllegalArgumentException();
        return values.containsKey(key) ? values.get(key) : def;
    }

    @Override
    public int getInt(String key, int def) {
        Object obj = getObject(key, def);
        if (obj instanceof Integer) return (Integer) obj;
        return def;
    }

    @Override
    public double getDouble(String key, double def) {
        Object obj = getObject(key, def);
        if (obj instanceof Double) return (Double) obj;
        return def;
    }

    @Override
    public String getString(String key, String def) {
        Object obj = getObject(key, def);
        if (obj instanceof String) return (String) obj;
        return def;
    }

    @Override
    public List<String> getStringList(String key, List<String> def) {
        Object obj = getObject(key, def);
        try {
            List<String> list = (List<String>) obj;
            return list;
        } catch (Exception ignored) {
        }
        return def;
    }

    @Override
    public boolean getBoolean(String key, boolean def) {
        Object obj = getObject(key, def);
        if (obj instanceof Boolean) return (Boolean) obj;
        return def;
    }
}