Mars Lan 5f5c0937d1 Rename web, backend-service (#490)
* Rename web to wherehows-api and update README.

* Rename backend-service to wherehows-backend

* Rename metadata-etl to wherehows-etl

* Rename hadoop-dataset-extractor-standalone to wherehows-hadoop
2017-07-10 13:42:56 -07:00

42 lines
1.2 KiB
Java

/**
* Copyright 2015 LinkedIn Corp. All rights reserved.
*
* 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.
*/
package utils;
import com.fasterxml.jackson.databind.JsonNode;
import org.apache.commons.lang3.StringUtils;
import play.Logger;
import play.Play;
import play.libs.Json;
import java.io.File;
import java.io.FileInputStream;
public class Tree
{
public static JsonNode loadTreeJsonNode(String key) {
if (StringUtils.isNotBlank(key)) {
String treeName = Play.application().configuration().getString(key);
if (StringUtils.isNotBlank(treeName)) {
try {
return Json.parse(new FileInputStream(new File(treeName)));
} catch (Exception e) {
Logger.error(e.getMessage());
}
}
}
return Json.toJson("");
}
}