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package org.glassfish.jersey.server.internal.inject;
import java.io.Closeable;
import java.util.Set;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.glassfish.jersey.process.internal.RequestScoped;
import org.glassfish.jersey.server.CloseableService;
import org.glassfish.jersey.server.internal.LocalizationMessages;
import org.glassfish.hk2.utilities.binding.AbstractBinder;
import jersey.repackaged.com.google.common.collect.Sets;
/**
* Binder and Factory implementations for {@code CloseableService}.
*
* @author Michal Gajdos (michal.gajdos at oracle.com)
*/
public class CloseableServiceBinder extends AbstractBinder {
/**
* {@code CloseableService} implementation that stores instances of {@code Closeable} into the properties map obtained from
* {@code HttpContext}.
*/
private static class DefaultCloseableService implements CloseableService {
private final static Logger LOGGER = Logger.getLogger(DefaultCloseableService.class.getName());
private final AtomicBoolean closed = new AtomicBoolean(false);
private final Set closeables = Sets.newIdentityHashSet();
@Override
public void add(final Closeable closeable) {
if (!closed.get()) {
closeables.add(closeable);
}
}
@Override
public void close() {
if (closed.compareAndSet(false, true)) {
for (final Closeable closeable : closeables) {
try {
closeable.close();
} catch (Exception ex) {
LOGGER.log(Level.SEVERE,
LocalizationMessages.CLOSEABLE_UNABLE_TO_CLOSE(closeable.getClass().getName()), ex);
}
}
}
}
}
@Override
protected void configure() {
bind(DefaultCloseableService.class).to(CloseableService.class).in(RequestScoped.class);
}
}