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/*
* SonarQube, open source software quality management tool.
* Copyright (C) 2008-2014 SonarSource
* mailto:contact AT sonarsource DOT com
*
* SonarQube 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.
*
* SonarQube 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.batch.protocol;
import com.google.protobuf.Message;
import com.google.protobuf.Parser;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
public class ProtobufUtil {
private ProtobufUtil() {
// only static stuff
}
public static <T extends Message> T readFile(File file, Parser<T> parser) {
try (InputStream input = new BufferedInputStream(new FileInputStream(file))) {
return parser.parseFrom(input);
} catch (IOException e) {
throw new IllegalStateException("Failed to read file: " + file, e);
}
}
public static void writeToFile(Message message, File toFile) {
try (OutputStream out = new BufferedOutputStream(new FileOutputStream(toFile, false))) {
message.writeTo(out);
} catch (IOException e) {
throw new IllegalStateException("Unable to write protocol buffer data to file " + toFile, e);
}
}
}
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