com.weibo.datasys.common.conf.ConfigFactory.java Source code

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Here is the source code for com.weibo.datasys.common.conf.ConfigFactory.java

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/**
 *  Copyright (c)  2016-2020 Weibo, Inc.
 *  All rights reserved.
 *
 *  This software is the confidential and proprietary information of Weibo, 
 *  Inc. ("Confidential Information"). You shall not
 *  disclose such Confidential Information and shall use it only in
 *  accordance with the terms of the license agreement you entered into with Weibo.
 */
package com.weibo.datasys.common.conf;

import java.io.File;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.XMLConfiguration;
import org.apache.commons.configuration.reloading.FileChangedReloadingStrategy;

/**
 * 
 *??
 *
 **/
public class ConfigFactory {

    private static final String CONFIG_FILE_DEFAULT_PATH = "./conf/config.xml";
    private static XMLConfiguration config = null;
    private static File configDirPath;

    private ConfigFactory() {
    }

    public static void init(String configFilePath) {
        // ??
        if (configFilePath == null) {
            configFilePath = CONFIG_FILE_DEFAULT_PATH;
        }
        try {
            System.out.println(new Date() + " - [ConfigInit] - ConfigPath= " + configFilePath);
            config = new XMLConfiguration(configFilePath);
            config.setReloadingStrategy(new FileChangedReloadingStrategy());
            configDirPath = new File(configFilePath).getParentFile();
        } catch (ConfigurationException e) {
            System.out.println(new Date() + " - [FatalError] - Init ConfigFactory Error. System Exit.");
            System.exit(1);
        }
    }

    /**
     * @return ?
     */
    public static File getConfigDirPath() {
        return configDirPath;
    }

    /**
     * ??
     * 
     * @param configXPath
     *            ?
     * @return
     */
    public static String getString(String configXPath) {
        return config.getString(configXPath, null);
    }

    /**
     * ??
     * 
     * @param configXPath
     *            ?
     * @param defaultValue
     *            ?
     * @return
     */
    public static String getString(String configXPath, String defaultValue) {
        return config.getString(configXPath, defaultValue);
    }

    /**
     * ??double
     * 
     * @param configXPath
     *            ?
     * @param defaultValue
     *            ?
     * @return
     */
    public static double getDouble(String configXPath, double defaultValue) {
        return config.getDouble(configXPath, defaultValue);
    }

    /**
     * ??
     * 
     * @param configXPath
     *            ?
     * @param defaultValue
     *            ?
     * @return
     */
    public static float getFloat(String configXPath, float defaultValue) {
        return config.getFloat(configXPath, defaultValue);
    }

    /**
     * ??
     * 
     * @param configXPath
     *            ?
     * @param defaultValue
     *            ?
     * @return
     */
    public static int getInt(String configXPath, int defaultValue) {
        return config.getInt(configXPath, defaultValue);
    }

    /**
     * ??
     * 
     * @param configXPath
     *            ?
     * @param defaultValue
     *            ?
     * @return
     */
    public static long getLong(String configXPath, long defaultValue) {
        return config.getLong(configXPath, defaultValue);
    }

    /**
     * ??boolean
     * 
     * @param configXPath
     *            ?
     * @param defaultValue
     *            ?
     * @return
     */
    public static boolean getBoolean(String configXPath, boolean defaultValue) {
        return config.getBoolean(configXPath, defaultValue);
    }

    /**
     * ??List
     * 
     * @param configXPath
     *            ?
     * @return
     */
    public static List<String> getList(String configXPath) {
        List<String> values = new ArrayList<String>();
        for (Object o : config.getList(configXPath)) {
            values.add(o.toString());
        }
        return values;
    }

    /**
     * 
     * String?
     * 
     * @param configXPath
     * @param value
     */
    public static void setString(String configXPath, String value) {
        config.setProperty(configXPath, value);
    }

    /**
     * 
     * int?
     * 
     * @param configXPath
     * @param value
     */
    public static void setInt(String configXPath, int value) {
        config.setProperty(configXPath, value);
    }

    /**
     * 
     * Float?
     * 
     * @param configXPath
     * @param value
     */
    public static void setFloat(String configXPath, float value) {
        config.setProperty(configXPath, value);
    }

    /**
     * 
     * Long?
     * 
     * @param configXPath
     * @param value
     */
    public static void setLong(String configXPath, long value) {
        config.setProperty(configXPath, value);
    }

    /**
     * 
     * Boolean?
     * 
     * @param configXPath
     * @param value
     */
    public static void setBoolean(String configXPath, boolean value) {
        config.setProperty(configXPath, value);
    }

    /**
     * ?
     * 
     * @param key
     */
    public static void remove(String key) {
        config.clearTree(key);
    }

    /**
     * ??
     */
    public static void save() {
        try {
            config.save();
        } catch (ConfigurationException e) {
            e.printStackTrace();

        }
    }

}