org.glassfish.grizzly.http.server.accesslog.StreamAppender Maven / Gradle / Ivy
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package org.glassfish.grizzly.http.server.accesslog;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.nio.charset.Charset;
/**
* An {@link AccessLogAppender appender} writing log entries to an
* {@link OutputStream}.
*
* Log entries will always encoded in UTF-8.
*
* @author Pier Fumagalli
* @author USRZ.com
*/
public class StreamAppender implements AccessLogAppender {
/* Line separator for entries, respect Windoshhhh */
private static final String LINE_SEPARATOR = System.getProperty("line.separator");
/* The writer we'll actually use */
private final Writer writer;
/**
* Create a new {@link StreamAppender} instance writing log entries to the
* specified {@link OutputStream}.
*/
public StreamAppender(OutputStream output) {
writer = new OutputStreamWriter(output, Charset.forName("UTF-8"));
}
@Override
public void append(String accessLogEntry)
throws IOException {
synchronized(this) {
writer.write(accessLogEntry);
writer.write(LINE_SEPARATOR);
writer.flush();
}
}
@Override
public void close()
throws IOException {
writer.close();
}
}