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/*
* Copyright (c) 1998, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0,
* or the Eclipse Distribution License v. 1.0 which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
*/
// Contributors:
// Oracle - initial API and implementation from Oracle TopLink
package org.eclipse.persistence.logging;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.text.MessageFormat;
import java.util.Date;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import java.util.logging.SimpleFormatter;
import org.eclipse.persistence.internal.helper.Helper;
/**
* <p>
* Print a brief summary of a TopLink LogRecord in a human readable
* format. The summary will typically be 1 or 2 lines.
* </p>
*/
public class LogFormatter extends SimpleFormatter {
Date dat = new Date();
private final static String format = "{0,date} {0,time}";
private MessageFormat formatter;
private Object[] args = new Object[1];
// Line separator string. This is the value of the line.separator
// property at the moment that the SimpleFormatter was created.
private final String lineSeparator = Helper.cr();
/**
* Format the given LogRecord.
* @param record0 the log record to be formatted.
* @return a formatted log record
*/
public synchronized String format(LogRecord record0) {
if (!(record0 instanceof EclipseLinkLogRecord)) {
return super.format(record0);
} else {
EclipseLinkLogRecord record = (EclipseLinkLogRecord)record0;
StringBuffer sb = new StringBuffer();
if (record.shouldPrintDate()) {
// Minimize memory allocations here.
dat.setTime(record.getMillis());
args[0] = dat;
StringBuffer text = new StringBuffer();
if (formatter == null) {
formatter = new MessageFormat(format);
}
formatter.format(args, text, null);
sb.append(text);
sb.append(" ");
}
if (record.getSourceClassName() != null) {
sb.append(record.getSourceClassName());
} else {
sb.append(record.getLoggerName());
}
if (record.getSourceMethodName() != null) {
sb.append(" ");
sb.append(record.getSourceMethodName());
}
if (record.getSessionString() != null) {
sb.append(" ");
sb.append(record.getSessionString());
}
if (record.getConnection() != null) {
sb.append(" ");
sb.append(AbstractSessionLog.CONNECTION_STRING + "(" + String.valueOf(System.identityHashCode(record.getConnection())) + ")");
}
if (record.shouldPrintThread()) {
sb.append(" ");
sb.append(AbstractSessionLog.THREAD_STRING + "(" + String.valueOf(record.getThreadID()) + ")");
}
sb.append(lineSeparator);
String message = formatMessage(record);
sb.append(record.getLevel().getLocalizedName());
sb.append(": ");
sb.append(message);
sb.append(lineSeparator);
if (record.getThrown() != null) {
StringWriter sw = new StringWriter();
try (PrintWriter pw = new PrintWriter(sw)) {
if (record.getLevel().intValue() == Level.SEVERE.intValue()) {
record.getThrown().printStackTrace(pw);
} else if (record.getLevel().intValue() <= Level.WARNING.intValue()) {
if (record.shouldLogExceptionStackTrace()) {
record.getThrown().printStackTrace(pw);
} else {
pw.write(record.getThrown().toString());
pw.write(lineSeparator);
}
}
pw.close();
sb.append(sw.toString());
}
}
return sb.toString();
}
}
}
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