/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alibaba.jstorm.utils;

import java.util.Map;

import org.apache.commons.lang.StringUtils;

import backtype.storm.Config;


public class Utils {
    public static Map LoadConf(String arg) {
        if (arg.endsWith("yaml")) {
            return LoadConf.LoadYaml(arg);
        } else {
            return LoadConf.LoadProperty(arg);
        }
    }
    
    public static Config getConfig(String[] args) {
        Config ret = new Config();
        if (args == null || args.length == 0) {
            return ret;
        }
        
        if (StringUtils.isBlank(args[0])) {
            return ret;
        }
        
        Map conf = LoadConf(args[0]);
        ret.putAll(conf);
        return ret;
    }
}