Log.java
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/*
* This file is a part of EpnTAPClient.
* This program aims to provide EPN-TAP support for software clients, like CASSIS spectrum analyzer.
* See draft specifications: https://voparis-confluence.obspm.fr/pages/viewpage.action?pageId=559861
* Copyright (C) 2016 Institut de Recherche en Astrophysique et Planétologie.
*
* This program is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public License as published
* by the Free Software Foundation, either version 3 of the License, or (at your option) any later
* version. This program is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details. You should have received a copy of
* the GNU General Public License along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*/
package eu.omp.irap.vespa.epntapclient.utils;
import java.io.FileWriter;
import java.io.IOException;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import eu.omp.irap.vespa.epntapclient.EpnTapMainApp;
/**
* Simple class to provide logging features
*
* @author N. Jourdane
*/
public class Log {
/** The logger for this class. */
private static final Logger logger = LogManager.getLogger(EpnTapMainApp.class);
/** Constructor to hide the implicit public one. */
private Log() {
}
/**
* Print the specified object in JSON format in a file on the temp directory. The default file
* name is "object.json"
*
* @param obj the object to print in a file.
* @return The path of the file.
*/
public static String printObject(Object obj) {
return printObject("object", obj);
}
/**
* Print the specified object in JSON format in a file on the temp directory.
*
* @param title The name of the file.
* @param obj the object to print in a file.
* @return The path of the file.
*/
public static String printObject(String title, Object obj) {
Gson gson = new GsonBuilder().setPrettyPrinting().create();
String json = gson.toJson(obj);
String path = Const.TMP_DIR + "/" + title + ".json";
try (FileWriter writer = new FileWriter(path)) {
writer.write(json);
} catch (IOException e) {
logger.error("Can not print in the file " + path, e);
}
return path;
}
}