config.ConfigParser Maven / Gradle / Ivy
/*
* Copyright 2018 OpenAPI-Generator Contributors (https://openapi-generator.tech)
* Copyright 2018 SmartBear Software
*
* 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 config;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.util.Iterator;
import java.util.Map;
public class ConfigParser {
private static final Logger LOGGER = LoggerFactory.getLogger(ConfigParser.class);
public static Config read(String location) {
LOGGER.info("reading config from " + location);
ObjectMapper mapper = new ObjectMapper();
Config config = new Config();
try {
JsonNode rootNode = mapper.readTree(new File(location));
Iterator> optionNodes = rootNode.fields();
while (optionNodes.hasNext()) {
Map.Entry optionNode = optionNodes.next();
if (optionNode.getValue().isValueNode()) {
config.setOption(optionNode.getKey(), optionNode.getValue().asText());
} else {
LOGGER.warn("omitting non-value node " + optionNode.getKey());
}
}
} catch (Exception e) {
LOGGER.error(e.getMessage());
return null;
}
return config;
}
}