/*
* Copyright 1999-2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.connector.warp;
import org.apache.catalina.Container;
import org.apache.catalina.Logger;
public class WarpLogger {
/* ==================================================================== */
/* Variables */
/* ==================================================================== */
/* -------------------------------------------------------------------- */
/* Bean variables */
/** The <code>Container</code> instance processing requests. */
private Container container=null;
/** The source of log messages for this logger. */
private Object source=null;
/* ==================================================================== */
/* Constructor */
/* ==================================================================== */
/** Deny empty construction. */
private WarpLogger() {
super();
}
/**
* Construct a new instance of a <code>WarpConnector</code>.
*/
public WarpLogger(Object source) {
super();
this.source=source;
}
/* ==================================================================== */
/* Bean methods */
/* ==================================================================== */
/**
* Return the <code>Container</code> instance which will process all
* requests received by this <code>Connector</code>.
*/
public Container getContainer() {
return(this.container);
}
/**
* Set the <code>Container</code> instance which will process all requests
* received by this <code>Connector</code>.
*
* @param container The new Container to use
*/
public void setContainer(Container container) {
this.container=container;
}
/* ==================================================================== */
/* Logging and debugging methods */
/* ==================================================================== */
/** Log to the container logger with the specified level or to stderr */
private void log(String msg, Exception exc, int lev) {
if (this.container==null) {
if (Constants.DEBUG) dump(msg,exc);
return;
}
Logger logg=this.container.getLogger();
if (logg==null) {
if (Constants.DEBUG) dump(msg,exc);
return;
}
String cls="["+this.source.getClass().getName()+"] ";
if (msg==null) msg=cls;
else msg=cls.concat(msg);
if (exc==null) logg.log(msg,lev);
else logg.log(msg,exc,lev);
}
/** Invoked when we can't get a hold on the logger, dump to stderr */
private void dump(String message, Exception exception) {
String cls="["+this.source.getClass().getName()+"] ";
if (message!=null) {
System.err.print(cls);
System.err.println(message);
}
if (exception!=null) {
System.err.print(cls);
exception.printStackTrace(System.err);
}
}
/**
* If Constants.DEBUG was set true at compilation time, dump a debug
* message to Standard Error.
*
* @param message The message to dump.
*/
protected void debug(String message) {
if (Constants.DEBUG) this.log(message,null,Logger.DEBUG);
}
/**
* If Constants.DEBUG was set true at compilation time, dump an exception
* stack trace to Standard Error.
*
* @param exception The exception to dump.
*/
protected void debug(Exception exception) {
if (Constants.DEBUG) this.log(null,exception,Logger.DEBUG);
}
/**
* If Constants.DEBUG was set true at compilation time, dump a debug
* message and a related exception stack trace to Standard Error.
*
* @param exception The exception to dump.
* @param message The message to dump.
*/
protected void debug(String message, Exception exception) {
if (Constants.DEBUG) this.log(message,exception,Logger.DEBUG);
}
/**
* Log a message.
*
* @param message The message to log.
*/
protected void log(String message) {
this.log(message,null,Logger.ERROR);
}
/**
* Log an exception.
*
* @param exception The exception to log.
*/
protected void log(Exception exception) {
this.log(null,exception,Logger.ERROR);
}
/**
* Log an exception and related message.
*
* @param exception The exception to log.
* @param message The message to log.
*/
protected void log(String message, Exception exception) {
this.log(message,exception,Logger.ERROR);
}
}