org.sonar.server.util.ObjectInputStreamIterator Maven / Gradle / Ivy
/*
* SonarQube
* Copyright (C) 2009-2017 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.server.util;
import com.google.common.base.Throwables;
import org.apache.commons.io.IOUtils;
import java.io.EOFException;
import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInputStream;
import org.sonar.core.util.CloseableIterator;
public class ObjectInputStreamIterator extends CloseableIterator {
private ObjectInputStream stream;
public ObjectInputStreamIterator(InputStream stream) throws IOException {
this.stream = new ObjectInputStream(stream);
}
@Override
protected E doNext() {
try {
return (E) stream.readObject();
} catch (EOFException e) {
return null;
} catch (Exception e) {
throw Throwables.propagate(e);
}
}
@Override
protected void doClose() {
IOUtils.closeQuietly(stream);
}
}