oracle.toplink.essentials.platform.server.ServerLog Maven / Gradle / Ivy
/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the "License"). You may not use this file except
* in compliance with the License.
*
* You can obtain a copy of the license at
* glassfish/bootstrap/legal/CDDLv1.0.txt or
* https://glassfish.dev.java.net/public/CDDLv1.0.html.
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* HEADER in each file and include the License file at
* glassfish/bootstrap/legal/CDDLv1.0.txt. If applicable,
* add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your
* own identifying information: Portions Copyright [yyyy]
* [name of copyright owner]
*/
// Copyright (c) 1998, 2007, Oracle. All rights reserved.
package oracle.toplink.essentials.platform.server;
import java.io.*;
import oracle.toplink.essentials.internal.helper.*;
import oracle.toplink.essentials.exceptions.*;
import oracle.toplink.essentials.logging.*;
/**
*
* Basic logging class that provides framework for integration with the application
* server log. This class is used when messages need to be logged through an application
* server, e.g. OC4J.
*
* @see SessionLog
* @see AbstractSessionLog
* @see SessionLogEntry
* @see Session
*
*/
public class ServerLog extends AbstractSessionLog {
/**
* PUBLIC:
*
* Create and return a new ServerLog.
*
*/
public ServerLog() {
super();
setLevel(INFO);
}
/**
* PUBLIC:
*
* Log a SessionLogEntry
*
*
* @param entry SessionLogEntry that holds all the information for a TopLink logging event
*
*/
public void log(SessionLogEntry entry) {
if (!shouldLog(entry.getLevel())) {
return;
}
String message = getSupplementDetailString(entry);
if (entry.hasException()) {
message += entry.getException();
} else {
message += formatMessage(entry);
}
basicLog(entry.getLevel(), message);
}
/**
*
* Log message to a writer by default. It needs to be overridden by the subclasses.
*
*
* @param level the log request level
*
* @param message the formatted string message
*
*/
protected void basicLog(int level, String message) {
try {
printPrefixString(level);
getWriter().write(message);
getWriter().write(Helper.cr());
getWriter().flush();
} catch (IOException exception) {
throw ValidationException.logIOError(exception);
}
}
}