org.sonar.plugins.javascript.eslint.cache.JsonSerialization Maven / Gradle / Ivy
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/*
* SonarQube JavaScript Plugin
* Copyright (C) 2011-2022 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.plugins.javascript.eslint.cache;
import com.google.gson.Gson;
import com.google.gson.JsonParseException;
import java.io.IOException;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import org.sonar.api.batch.sensor.SensorContext;
import org.sonar.api.utils.log.Logger;
import org.sonar.api.utils.log.Loggers;
class JsonSerialization extends AbstractSerialization {
private static final Logger LOG = Loggers.get(JsonSerialization.class);
private final Class
jsonClass;
private final Gson gson = new Gson();
JsonSerialization(Class
jsonClass, SensorContext context, CacheKey cacheKey) {
super(context, cacheKey);
this.jsonClass = jsonClass;
}
P readFromCache() throws IOException {
try (var input = getInputStream()) {
var value = gson.fromJson(new InputStreamReader(input, StandardCharsets.UTF_8), jsonClass);
LOG.debug("Cache entry extracted for key '{}'", getCacheKey());
return value;
} catch (JsonParseException e) {
throw new IOException("Failure when parsing cache entry JSON", e);
}
}
void writeToCache(P payload) {
write(gson.toJson(payload).getBytes(StandardCharsets.UTF_8));
LOG.debug("Cache entry created for key '{}'", getCacheKey());
}
}