io.shardingsphere.opentracing.config.OpentracingConfigurationParser Maven / Gradle / Ivy
/*
* Copyright 2016-2018 shardingsphere.io.
*
* 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 io.shardingsphere.opentracing.config;
import com.google.common.base.Optional;
/**
* Parse config from java opts.
*
* @author gaohongtao
* @author wangkai
*/
public final class OpentracingConfigurationParser implements ConfigurationParser {
private static final String PREFIX = "shardingjdbc.opentracing";
@Override
public Optional parse(final String configItem) {
return Optional.fromNullable(System.getProperty(PREFIX + "." + configItem));
}
}