org.joyqueue.datasource.DataSourceFactory Maven / Gradle / Ivy
/**
* Copyright 2019 The JoyQueue Authors.
*
* 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 org.joyqueue.datasource;
import com.jd.laf.extension.ExtensionPoint;
import com.jd.laf.extension.ExtensionPointLazy;
import com.jd.laf.extension.SpiLoader;
/**
* 数据源工厂类
*/
public class DataSourceFactory {
private ExtensionPoint builders = new ExtensionPointLazy<>(DataSourceBuilder.class, SpiLoader.INSTANCE, null, null);
private DataSourceConfig config;
public DataSourceFactory(DataSourceConfig config) {
this.config = config;
}
/**
* 构建数据源
*
* @param config 数据源配置
* @return 数据源
*/
public static XDataSource build(DataSourceConfig config) {
if (config == null) {
return null;
}
DataSourceFactory factory = new DataSourceFactory(config);
return factory.build();
}
/**
* 构建数据源
*
* @return 数据源
*/
public XDataSource build() {
DataSourceBuilder builder = builders.get(config.getType());
if (builder == null) {
return null;
}
return builder.build(config);
}
}