com.dangdang.config.service.easyzk.support.spring.ZookeeperSourceFactory.java Source code

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Here is the source code for com.dangdang.config.service.easyzk.support.spring.ZookeeperSourceFactory.java

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/**
 * Copyright 1999-2014 dangdang.com.
 *  
 * Licensed 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.dangdang.config.service.easyzk.support.spring;

import com.dangdang.config.service.easyzk.ConfigGroup;
import org.springframework.core.env.MutablePropertySources;
import org.springframework.core.env.PropertySources;

import com.dangdang.config.service.easyzk.ConfigFactory;
import com.google.common.base.Preconditions;

/**
 * Factory to create PropertySource for zookeeper
 * 
 * @author Wang Yuxuan
 *
 */
public class ZookeeperSourceFactory {

    public static PropertySources create(ConfigGroup... configGroups) {
        Preconditions.checkNotNull(configGroups);
        final MutablePropertySources sources = new MutablePropertySources();
        for (ConfigGroup configGroup : configGroups) {
            sources.addLast(new ZookeeperResource(configGroup));
        }
        return sources;
    }

    public static PropertySources create(ConfigFactory configFactory, String... groups) {
        Preconditions.checkNotNull(configFactory);
        Preconditions.checkNotNull(groups);
        ConfigGroup[] configGroups = new ConfigGroup[groups.length];
        for (int i = 0; i < groups.length; i++) {
            configGroups[i] = configFactory.getConfigNode(groups[i]);
        }

        return create(configGroups);
    }

}