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package org.glassfish.grizzly.utils;
import org.glassfish.grizzly.Buffer;
import org.glassfish.grizzly.filterchain.BaseFilter;
import org.glassfish.grizzly.filterchain.FilterChainContext;
import org.glassfish.grizzly.filterchain.NextAction;
import java.io.IOException;
import java.util.logging.Filter;
import java.util.logging.Logger;
import org.glassfish.grizzly.Connection;
import org.glassfish.grizzly.Grizzly;
import java.util.logging.Level;
/**
* Echo {@link Filter} implementation
*
* @author Alexey Stashok
*/
public class EchoFilter extends BaseFilter {
private static final Logger logger = Grizzly.logger(EchoFilter.class);
@Override
public NextAction handleRead(final FilterChainContext ctx)
throws IOException {
final Object message = ctx.getMessage();
final Connection connection = ctx.getConnection();
final Object address = ctx.getAddress();
if (logger.isLoggable(Level.FINEST)) {
logger.log(Level.FINEST, "EchoFilter. connection={0} dstAddress={1} message={2}",
new Object[]{connection, address, message});
}
if (message instanceof Buffer) {
((Buffer) message).allowBufferDispose(true);
}
ctx.write(address, message, null);
return ctx.getStopAction();
}
}