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// **********************************************************************
//
// Copyright (c) 2003-2009 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package Ice;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.io.IOException;
public final class SysLoggerI implements Logger
{
public
SysLoggerI(String ident)
{
_ident = ident;
//
// Open a datagram socket to communicate with the localhost
// syslog daemon.
//
try
{
_host = IceInternal.Network.getLocalAddress(IceInternal.Network.EnableBoth);
_socket = new DatagramSocket();
_socket.connect(_host, _port);
}
catch(IOException ex)
{
Ice.SocketException se = new Ice.SocketException();
se.initCause(ex);
throw se;
}
}
public void
print(String message)
{
log(LOG_INFO, message);
}
public void
trace(String category, String message)
{
log(LOG_INFO, category + ": " + message);
}
public void
warning(String message)
{
log(LOG_WARNING, message);
}
public void
error(String message)
{
log(LOG_ERR, message);
}
private void
log(int severity, String message)
{
try
{
//
// Create a syslog message as defined by the RFC 3164:
// <PRI>HEADER MSG. PRI is the priority and is calculated
// from the facility and the severity. We don't specify
// the HEADER. MSG contains the identifier followed by a
// colon character and the message.
//
int priority = (LOG_USER << 3) | severity;
String msg = '<' + Integer.toString(priority) + '>' + _ident + ": " + message;
byte buf[] = msg.getBytes();
DatagramPacket p = new DatagramPacket(buf, buf.length, _host, _port);
_socket.send(p);
}
catch(IOException ex)
{
Ice.SocketException se = new Ice.SocketException();
se.initCause(ex);
throw se;
}
}
private String _ident;
private DatagramSocket _socket;
private InetAddress _host;
private static int _port = 514;
//
// Syslog facilities facilities (as defined in syslog.h)
//
private final int LOG_USER = 1;
//
// Syslog priorities (as defined in syslog.h)
//
private final int LOG_ERR = 3;
private final int LOG_WARNING = 4;
private final int LOG_INFO = 6;
}
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