Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance. Project price only 1 $
You can buy this project and download/modify it how often you want.
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2008-2016 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:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* 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
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.mail.util;
import java.io.IOException;
import java.io.OutputStream;
import java.util.logging.Level;
/**
* Capture output lines and send them to the mail logger.
*/
public class LogOutputStream extends OutputStream {
protected MailLogger logger;
protected Level level;
private int lastb = -1;
private byte[] buf = new byte[80];
private int pos = 0;
/**
* Log to the specified logger.
*
* @param logger the MailLogger
*/
public LogOutputStream(MailLogger logger) {
this.logger = logger;
this.level = Level.FINEST;
}
@Override
public void write(int b) throws IOException {
if (!logger.isLoggable(level))
return;
if (b == '\r') {
logBuf();
} else if (b == '\n') {
if (lastb != '\r')
logBuf();
} else {
expandCapacity(1);
buf[pos++] = (byte)b;
}
lastb = b;
}
@Override
public void write(byte b[]) throws IOException {
write(b, 0, b.length);
}
@Override
public void write(byte b[], int off, int len) throws IOException {
int start = off;
if (!logger.isLoggable(level))
return;
len += off;
for (int i = start; i < len ; i++) {
if (b[i] == '\r') {
expandCapacity(i - start);
System.arraycopy(b, start, buf, pos, i - start);
pos += i - start;
logBuf();
start = i + 1;
} else if (b[i] == '\n') {
if (lastb != '\r') {
expandCapacity(i - start);
System.arraycopy(b, start, buf, pos, i - start);
pos += i - start;
logBuf();
}
start = i + 1;
}
lastb = b[i];
}
if ((len - start) > 0) {
expandCapacity(len - start);
System.arraycopy(b, start, buf, pos, len - start);
pos += len - start;
}
}
/**
* Log the specified message.
* Can be overridden by subclass to do different logging.
*
* @param msg the message to log
*/
protected void log(String msg) {
logger.log(level, msg);
}
/**
* Convert the buffer to a string and log it.
*/
private void logBuf() {
String msg = new String(buf, 0, pos);
pos = 0;
log(msg);
}
/**
* Ensure that the buffer can hold at least len bytes
* beyond the current position.
*/
private void expandCapacity(int len) {
while (pos + len > buf.length) {
byte[] nb = new byte[buf.length * 2];
System.arraycopy(buf, 0, nb, 0, pos);
buf = nb;
}
}
}
