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Micro Distribution of the Payara Project for IBM JDK
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2011 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
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* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
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* and therefore, elected the GPL Version 2 license, then the option applies
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*/
package com.sun.enterprise.web.accesslog;
import org.apache.catalina.HttpResponse;
import org.apache.catalina.Request;
import org.apache.catalina.Response;
import javax.servlet.ServletRequest;
import javax.servlet.http.HttpServletRequest;
import java.nio.CharBuffer;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.TimeZone;
/**
* Access log formatter using the common access log format from
* Apache.
*/
public class CommonAccessLogFormatterImpl extends AccessLogFormatter {
protected static final String NULL_VALUE = "-";
/**
* Constructor.
*/
public CommonAccessLogFormatterImpl() {
super();
final TimeZone timeZone = tz;
dayFormatter = new ThreadLocal() {
@Override
protected SimpleDateFormat initialValue() {
SimpleDateFormat f = new SimpleDateFormat("dd");
f.setTimeZone(timeZone);
return f;
}
};
monthFormatter = new ThreadLocal() {
@Override
protected SimpleDateFormat initialValue() {
SimpleDateFormat f = new SimpleDateFormat("MM");
f.setTimeZone(timeZone);
return f;
}
};
yearFormatter = new ThreadLocal() {
@Override
protected SimpleDateFormat initialValue() {
SimpleDateFormat f = new SimpleDateFormat("yyyy");
f.setTimeZone(timeZone);
return f;
}
};
timeFormatter = new ThreadLocal() {
@Override
protected SimpleDateFormat initialValue() {
SimpleDateFormat f = new SimpleDateFormat("HH:mm:ss");
f.setTimeZone(timeZone);
return f;
}
};
}
/**
* Appends an access log entry line, with info obtained from the given
* request and response objects, to the given CharBuffer.
*
* @param request The request object from which to obtain access log info
* @param response The response object from which to obtain access log info
* @param charBuffer The CharBuffer to which to append access log info
*/
public void appendLogEntry(Request request,
Response response,
CharBuffer charBuffer) {
ServletRequest req = request.getRequest();
HttpServletRequest hreq = (HttpServletRequest) req;
appendClientName(charBuffer, req);
charBuffer.put(SPACE);
appendClientId(charBuffer, req);
charBuffer.put(SPACE);
appendAuthUserName(charBuffer, hreq);
charBuffer.put(SPACE);
appendCurrentDate(charBuffer);
charBuffer.put(SPACE);
appendRequestInfo(charBuffer, hreq);
charBuffer.put(SPACE);
appendResponseStatus(charBuffer, response);
charBuffer.put(SPACE);
appendResponseLength(charBuffer, response);
charBuffer.put(SPACE);
}
/*
* Appends the client host name of the given request to the given char
* buffer.
*/
private void appendClientName(CharBuffer cb, ServletRequest req) {
String value = req.getRemoteHost();
if (value == null) {
value = NULL_VALUE;
}
cb.put(value);
}
/*
* Appends the client's RFC 1413 identity to the given char buffer..
*/
private void appendClientId(CharBuffer cb, ServletRequest req) {
cb.put(NULL_VALUE); // unsupported
}
/*
* Appends the authenticated user (if any) to the given char buffer.
*/
private void appendAuthUserName(CharBuffer cb, HttpServletRequest hreq) {
String user = hreq.getRemoteUser();
if (user == null) {
user = NULL_VALUE;
}
cb.put(user);
}
/*
* Appends the current date to the given char buffer.
*/
private void appendCurrentDate(CharBuffer cb) {
Date date = getDate();
cb.put("[");
cb.put(dayFormatter.get().format(date)); // Day
cb.put('/');
cb.put(lookup(monthFormatter.get().format(date))); // Month
cb.put('/');
cb.put(yearFormatter.get().format(date)); // Year
cb.put(':');
cb.put(timeFormatter.get().format(date)); // Time
cb.put(SPACE);
cb.put(timeZone); // Time Zone
cb.put("]");
}
/*
* Appends info about the given request to the given char buffer.
*/
private void appendRequestInfo(CharBuffer cb, HttpServletRequest hreq) {
cb.put("\"");
cb.put(hreq.getMethod());
cb.put(SPACE);
String uri = hreq.getRequestURI();
if (uri == null) {
uri = "NULL-HTTP-URI";
}
cb.put(uri);
if (hreq.getQueryString() != null) {
cb.put('?');
cb.put(hreq.getQueryString());
}
cb.put(SPACE);
cb.put(hreq.getProtocol());
cb.put("\"");
}
/*
* Appends the response status to the given char buffer.
*/
private void appendResponseStatus(CharBuffer cb, Response response) {
cb.put(String.valueOf(((HttpResponse) response).getStatus()));
}
/*
* Appends the content length of the given response to the given char
* buffer.
*/
private void appendResponseLength(CharBuffer cb, Response response) {
cb.put("" + response.getContentCount());
}
}
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