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/*
* Copyright (c) 1998, 2021 Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1998, 2018 IBM Corporation. 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
// 11/07/2017 - Dalia Abo Sheasha
// - 526957 : Split the logging and trace messages
package org.eclipse.persistence.logging;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.text.DateFormat;
import java.util.Date;
import org.eclipse.persistence.config.PersistenceUnitProperties;
import org.eclipse.persistence.exceptions.ValidationException;
import org.eclipse.persistence.internal.databaseaccess.Accessor;
import org.eclipse.persistence.internal.helper.ConversionManager;
import org.eclipse.persistence.internal.localization.LoggingLocalization;
import org.eclipse.persistence.internal.localization.TraceLocalization;
import org.eclipse.persistence.internal.security.PrivilegedAccessHelper;
import org.eclipse.persistence.sessions.Session;
/**
* Represents the abstract log that implements all the generic logging functions.
* It contains a singleton SessionLog that logs messages from outside any EclipseLink session.
* The singleton SessionLog can also be passed to an EclipseLink session when messages
* are logged through that session. When JDK1.4 is used, a singleton JavaLog is created.
* Otherwise a singleton DefaultSessionLog is created.
*
* @see SessionLog
* @see SessionLogEntry
* @see DefaultSessionLog
* @see JavaLog
*/
public abstract class AbstractSessionLog implements SessionLog, java.lang.Cloneable {
/**
* Represents the log level
*/
protected int level;
/**
* Represents the singleton SessionLog
*/
protected static SessionLog defaultLog;
/**
* Represents the session that owns this SessionLog
*/
protected Session session;
/**
* Represents prefix to logged severe
*/
protected static String SEVERE_PREFIX = null;
/**
* Represents prefix to logged warning
*/
protected static String WARNING_PREFIX = null;
/**
* Represents prefix to logged info
*/
protected static String INFO_PREFIX = null;
/**
* Represents prefix to logged config
*/
protected static String CONFIG_PREFIX = null;
/**
* Represents prefix to logged fine
*/
protected static String FINE_PREFIX = null;
/**
* Represents prefix to logged finer
*/
protected static String FINER_PREFIX = null;
/**
* Represents prefix to logged finest
*/
protected static String FINEST_PREFIX = null;
/**
* Cached TopLink prefix string.
*/
protected static String TOPLINK_PREFIX = null;
/**
* Connection string
*/
protected static final String CONNECTION_STRING = "Connection";
/**
* Thread string
*/
protected static final String THREAD_STRING = "Thread";
/**
* Represents the writer that will receive the formatted log entries
*/
protected Writer writer;
protected static String DATE_FORMAT_STR = "yyyy.MM.dd HH:mm:ss.SSS";
/**
* Format use to print the current date/time.
*/
protected DateFormat dateFormat;
/**
* Allows the printing of the stack to be explicitly disabled/enabled.
* CR #3870467.
* null value is default behavior of determining from log level.
*/
protected Boolean shouldLogExceptionStackTrace;
/**
* Allows the printing of the date to be explicitly disabled/enabled.
* CR #3870467.
* null value is default behavior of determining from log level.
*/
protected Boolean shouldPrintDate;
/**
* Allows the printing of the thread to be explicitly disabled/enabled.
* CR #3870467.
* null value is default behavior of determining from log level.
*/
protected Boolean shouldPrintThread;
/**
* Allows the printing of the session to be explicitly disabled/enabled.
* CR #3870467.
* null value is default behavior of determining from log level.
*/
protected Boolean shouldPrintSession;
/**
* Allows the printing of the connection to be explicitly disabled/enabled.
* CR #4157545.
* null value is default behavior of determining from log level.
*/
protected Boolean shouldPrintConnection;
/** Used to determine if bingdparameters should be logged or hidden. */
protected Boolean shouldDisplayData;
/**
* Return the system default log level property value.
* @return The system default log level property value or {@code null} if no such property is set.
*/
private static String getDefaultLoggingLevelProperty() {
return PrivilegedAccessHelper.getSystemProperty(PersistenceUnitProperties.LOGGING_LEVEL);
}
/**
* Return the system default log level.
* This is based on the System property "eclipselink.logging.level", or INFO if not set.
*/
public static int getDefaultLoggingLevel() {
return translateStringToLoggingLevel(getDefaultLoggingLevelProperty());
}
/**
* PUBLIC:
* Create a new AbstractSessionLog
*/
protected AbstractSessionLog() {
this.writer = new PrintWriter(System.out);
this.level = getDefaultLoggingLevel();
}
/**
* PUBLIC:
*
* Return the log level. It is used when session is not available.
*
* @return the log level
*/
@Override
public int getLevel() {
return getLevel(null);
}
/**
* PUBLIC:
*
* Return the log level as a string value.
*/
@Override
public String getLevelString() {
return LogLevel.toValue(getLevel(), LogLevel.INFO).getName();
}
/**
* PUBLIC:
*
* Return the log level for the category name space.
*
* @return the log level
* @param category the string representation of a EclipseLink category, e.g. "sql", "transaction" ...
*/
@Override
public int getLevel(String category) {
return level;
}
/**
* PUBLIC:
*
* Set the log level. It is used when session is not available.
*
* @param level the new log level
*/
@Override
public void setLevel(int level) {
setLevel(level, null);
}
/**
* PUBLIC:
*
* Set the log level for the category name space.
*
* @param level the new log level
* @param category the string representation of an EclipseLink category, e.g. "sql", "transaction" ...
*/
@Override
public void setLevel(int level, String category) {
this.level = level;
}
/**
* PUBLIC:
* Return true if SQL logging should log visible bind parameters. If the
* shouldDisplayData is not set, check the session log level and return
* true for a level greater than CONFIG.
*/
@Override
public boolean shouldDisplayData() {
if (this.shouldDisplayData != null) {
return shouldDisplayData;
} else {
return this.level < SessionLog.CONFIG;
}
}
/**
* PUBLIC:
*
* Check if a message of the given level would actually be logged.
* It is used when session is not available.
*
* @return true if the given message level will be logged
* @param level the log request level
*/
@Override
public boolean shouldLog(int level) {
return shouldLog(level, null);
}
/**
* PUBLIC:
*
* Check if a message of the given level would actually be logged for the category name space.
* !isOff() is checked to screen out the possibility when both
* log level and log request level are set to OFF.
*
* @return true if the given message level will be logged
* @param level the log request level
* @param category the string representation of an EclipseLink category, e.g. "sql", "transaction" ...*
*/
@Override
public boolean shouldLog(int level, String category) {
return (this.level <= level) && !isOff();
}
/**
* PUBLIC:
*
* Return the singleton SessionLog. If the singleton SessionLog does not exist,
* a new one is created based on the version of JDK being used from the Version class.
*
* @return the singleton SessionLog
*/
public static SessionLog getLog() {
if (defaultLog == null) {
defaultLog = new DefaultSessionLog();
}
return defaultLog;
}
/**
* PUBLIC:
*
* Set the singleton SessionLog.
*
*
* @param sessionLog a SessionLog
*/
public static void setLog(SessionLog sessionLog) {
defaultLog = sessionLog;
defaultLog.setSession(null);
}
/**
* PUBLIC:
*
* Get the session.
*
*
* @return session
*/
@Override
public Session getSession() {
return this.session;
}
/**
* PUBLIC:
*
* Set the session.
*
*
* @param session a Session
*/
@Override
public void setSession(Session session) {
this.session = session;
}
/**
* PUBLIC:
*
* Log a message that does not need to be translated. This method is intended for
* external use when logging messages are required within the EclipseLink output.
*
* @param level the log request level value
* @param message the string message - this should not be a bundle key
*/
@Override
public void log(int level, String message) {
// Warning: do not use this function to pass in bundle keys as they will not get transformed into string messages
if (!shouldLog(level)) {
return;
}
//Bug#4566524 Pass in false for external use
log(level, message, null, false);
}
/**
* PUBLIC:
*
* Log a message with one parameter that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param param a parameter of the message
*/
@Override
public void log(int level, String message, Object param) {
if (!shouldLog(level)) {
return;
}
log(level, message, new Object[] { param });
}
/**
* PUBLIC:
*
* Log a message with one parameter that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param param a parameter of the message
*/
@Override
public void log(int level, String category, String message, Object param) {
if (!shouldLog(level, category)) {
return;
}
log(level, category, message, new Object[] { param }, true);
}
/**
* PUBLIC:
*
* Log a message with two parameters that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param param1 a parameter of the message
* @param param2 second parameter of the message
*/
@Override
public void log(int level, String message, Object param1, Object param2) {
if (!shouldLog(level)) {
return;
}
log(level, message, new Object[] { param1, param2 });
}
/**
* PUBLIC:
*
* Log a message with two parameters that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param param1 a parameter of the message
* @param param2 second parameter of the message
*/
@Override
public void log(int level, String category, String message, Object param1, Object param2) {
if (!shouldLog(level)) {
return;
}
log(level, category, message, new Object[] { param1, param2 }, true);
}
/**
* PUBLIC:
*
* Log a message with three parameters that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param param1 a parameter of the message
* @param param2 second parameter of the message
* @param param3 third parameter of the message
*/
@Override
public void log(int level, String message, Object param1, Object param2, Object param3) {
if (!shouldLog(level)) {
return;
}
log(level, message, new Object[] { param1, param2, param3 });
}
/**
* PUBLIC:
*
* Log a message with three parameters that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param param1 a parameter of the message
* @param param2 second parameter of the message
* @param param3 third parameter of the message
*/
@Override
public void log(int level, String category, String message, Object param1, Object param2, Object param3) {
if (!shouldLog(level)) {
return;
}
log(level, category, message, new Object[] { param1, param2, param3 }, true);
}
/**
* PUBLIC:
*
* Log a message with four parameters that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param param1 a parameter of the message
* @param param2 second parameter of the message
* @param param3 third parameter of the message
* @param param4 third parameter of the message
*/
@Override
public void log(int level, String message, Object param1, Object param2, Object param3, Object param4) {
if (!shouldLog(level)) {
return;
}
log(level, message, new Object[] { param1, param2, param3, param4 });
}
/**
* PUBLIC:
*
* Log a message with four parameters that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param param1 a parameter of the message
* @param param2 second parameter of the message
* @param param3 third parameter of the message
* @param param4 third parameter of the message
*/
@Override
public void log(int level, String category, String message, Object param1, Object param2, Object param3, Object param4) {
if (!shouldLog(level)) {
return;
}
log(level, category, message, new Object[] { param1, param2, param3, param4 }, true);
}
/**
* PUBLIC:
*
* Log a message with an array of parameters that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param params array of parameters to the message
*/
@Override
public void log(int level, String message, Object[] params) {
log(level, message, params, true);
}
/**
* PUBLIC:
*
* Log a message with an array of parameters that needs to be translated.
*
* @param level the log request level value
* @param message the string message
* @param params array of parameters to the message
*/
@Override
public void log(int level, String category, String message, Object[] params) {
log(level, category, message, params, true);
}
/**
* PUBLIC:
*
* Log a message. shouldTranslate determines if the message needs to be translated.
*
* @param level the log request level
* @param message the string message
* @param params array of parameters to the message
* @param shouldTranslate true if the message needs to be translated
*/
@Override
public void log(int level, String message, Object[] params, boolean shouldTranslate) {
if (!shouldLog(level)) {
return;
}
log(new SessionLogEntry(level, null, message, params, null, shouldTranslate));
}
/**
* PUBLIC:
*
* Log a message. shouldTranslate determines if the message needs to be translated.
*
* @param level the log request level
* @param message the string message
* @param category the log category
* @param params array of parameters to the message
* @param shouldTranslate true if the message needs to be translated
*/
@Override
public void log(int level, String category, String message, Object[] params, boolean shouldTranslate) {
if (!shouldLog(level, category)) {
return;
}
log(new SessionLogEntry(level, category, null, message, params, null, shouldTranslate));
}
/**
* PUBLIC:
*
* Log a SessionLogEntry
*
* @param sessionLogEntry SessionLogEntry that holds all the information for an EclipseLink logging event
*/
@Override
public abstract void log(SessionLogEntry sessionLogEntry);
/**
* By default the session (and its connection is available) are printed,
* this can be turned off.
*/
@Override
public boolean shouldPrintSession() {
return (shouldPrintSession == null) || shouldPrintSession;
}
/**
* By default the session (and its connection is available) are printed,
* this can be turned off.
*/
@Override
public void setShouldPrintSession(boolean shouldPrintSession) {
if (shouldPrintSession) {
this.shouldPrintSession = Boolean.TRUE;
} else {
this.shouldPrintSession = Boolean.FALSE;
}
}
/**
* By default the connection is printed, this can be turned off.
*/
@Override
public boolean shouldPrintConnection() {
return (shouldPrintConnection == null) || shouldPrintConnection;
}
/**
* By default the connection is printed, this can be turned off.
*/
@Override
public void setShouldPrintConnection(boolean shouldPrintConnection) {
if (shouldPrintConnection) {
this.shouldPrintConnection = Boolean.TRUE;
} else {
this.shouldPrintConnection = Boolean.FALSE;
}
}
/**
* By default the stack is logged for FINER or less (finest).
* The logging of the stack can also be explicitly turned on or off.
*/
@Override
public boolean shouldLogExceptionStackTrace() {
if (shouldLogExceptionStackTrace == null) {
return getLevel() <= FINER;
} else {
return shouldLogExceptionStackTrace;
}
}
/**
* PUBLIC:
* Set whether bind parameters should be displayed when logging SQL.
*/
@Override
public void setShouldDisplayData(Boolean shouldDisplayData) {
this.shouldDisplayData = shouldDisplayData;
}
/**
* By default the stack is logged for FINER or less (finest).
* The logging of the stack can also be explicitly turned on or off.
*/
@Override
public void setShouldLogExceptionStackTrace(boolean shouldLogExceptionStackTrace) {
if (shouldLogExceptionStackTrace) {
this.shouldLogExceptionStackTrace = Boolean.TRUE;
} else {
this.shouldLogExceptionStackTrace = Boolean.FALSE;
}
}
/**
* By default the date is always printed, but can be turned off.
*/
@Override
public boolean shouldPrintDate() {
return (shouldPrintDate == null) || (shouldPrintDate);
}
/**
* By default the date is always printed, but can be turned off.
*/
@Override
public void setShouldPrintDate(boolean shouldPrintDate) {
if (shouldPrintDate) {
this.shouldPrintDate = Boolean.TRUE;
} else {
this.shouldPrintDate = Boolean.FALSE;
}
}
/**
* By default the thread is logged for FINE or less (finer,etc.).
* The logging of the thread can also be explicitly turned on or off.
*/
@Override
public boolean shouldPrintThread() {
if (shouldPrintThread == null) {
return getLevel() <= FINE;
} else {
return shouldPrintThread;
}
}
/**
* By default the thread is logged for FINE or less (finer,etc.).
* The logging of the thread can also be explicitly turned on or off.
*/
@Override
public void setShouldPrintThread(boolean shouldPrintThread) {
if (shouldPrintThread) {
this.shouldPrintThread = Boolean.TRUE;
} else {
this.shouldPrintThread = Boolean.FALSE;
}
}
/**
* PUBLIC:
*
* Return the writer that will receive the formatted log entries.
*
* @return the log writer
*/
@Override
public Writer getWriter() {
return writer;
}
/**
* PUBLIC:
*
* Set the writer that will receive the formatted log entries.
*
* @param writer the log writer
*/
@Override
public void setWriter(Writer writer) {
this.writer = writer;
}
/**
* PUBLIC:
*
* Set the writer that will receive the formatted log entries.
*
* @param outputstream the log writer
*/
public void setWriter(OutputStream outputstream) {
this.writer = new OutputStreamWriter(outputstream);
}
/**
* PUBLIC:
* Return the date format to be used when printing a log entry date.
* @return the date format
*/
public DateFormat getDateFormat() {
return dateFormat;
}
/**
* Return the specified date and/or time information in string.
* The format will be determined by the date format settings.
*/
protected String getDateString(Date date) {
if (getDateFormat() != null) {
return getDateFormat().format(date);
}
if (date == null) {
return null;
}
// Since we currently do not have a thread-safe way to format dates,
// we will use ConversionManager to build the string.
return ConversionManager.getDefaultManager().convertObject(date, String.class).toString();
}
/**
* Return the supplement detail information including date, session, thread, connection,
* source class name and source method name.
*/
protected String getSupplementDetailString(SessionLogEntry entry) {
StringWriter writer = new StringWriter();
if (shouldPrintDate()) {
writer.write(getDateString(entry.getDate()));
writer.write("--");
}
if (shouldPrintSession() && (entry.getSession() != null)) {
writer.write(this.getSessionString(entry.getSession()));
writer.write("--");
}
if (shouldPrintConnection() && (entry.getConnection() != null)) {
writer.write(this.getConnectionString(entry.getConnection()));
writer.write("--");
}
if (shouldPrintThread()) {
writer.write(this.getThreadString(entry.getThread()));
writer.write("--");
}
if (entry.getSourceClassName() != null) {
writer.write(entry.getSourceClassName());
writer.write("--");
}
if (entry.getSourceMethodName() != null) {
writer.write(entry.getSourceMethodName());
writer.write("--");
}
return writer.toString();
}
/**
* Return the current session including the type and id.
*/
protected String getSessionString(Session session) {
// For bug 3422759 the session to log against should be the one in the
// event, not the static one in the SessionLog, for there are many
// sessions but only one SessionLog.
if (session != null) {
return ((org.eclipse.persistence.internal.sessions.AbstractSession)session).getLogSessionString();
} else {
return "";
}
}
/**
* Return the specified connection information.
*/
protected String getConnectionString(Accessor connection) {
// Bug 3630182 - if possible, print the actual connection's hashcode instead of just the accessor
if (connection.getDatasourceConnection() == null){
return CONNECTION_STRING + "(" + System.identityHashCode(connection) + ")";
} else {
return CONNECTION_STRING + "(" + System.identityHashCode(connection.getDatasourceConnection()) + ")";
}
}
/**
* Return the specified thread information.
*/
protected String getThreadString(Thread thread) {
return THREAD_STRING + "(" + thread + ")";
}
/**
* Print the prefix string representing EclipseLink logging
*/
//Bug3135111 Prefix strings are not translated until the first time they are used.
protected void printPrefixString(int level, String category) {
try {
switch (level) {
case SEVERE:
if (SEVERE_PREFIX == null) {
SEVERE_PREFIX = LoggingLocalization.buildMessage("toplink_severe");
}
this.getWriter().write(SEVERE_PREFIX);
break;
case WARNING:
if (WARNING_PREFIX == null) {
WARNING_PREFIX = LoggingLocalization.buildMessage("toplink_warning");
}
this.getWriter().write(WARNING_PREFIX);
break;
case INFO:
if (INFO_PREFIX == null) {
INFO_PREFIX = LoggingLocalization.buildMessage("toplink_info");
}
this.getWriter().write(INFO_PREFIX);
break;
case CONFIG:
if (CONFIG_PREFIX == null) {
CONFIG_PREFIX = LoggingLocalization.buildMessage("toplink_config");
}
this.getWriter().write(CONFIG_PREFIX);
break;
case FINE:
if (FINE_PREFIX == null) {
FINE_PREFIX = LoggingLocalization.buildMessage("toplink_fine");
}
this.getWriter().write(FINE_PREFIX);
break;
case FINER:
if (FINER_PREFIX == null) {
FINER_PREFIX = LoggingLocalization.buildMessage("toplink_finer");
}
this.getWriter().write(FINER_PREFIX);
break;
case FINEST:
if (FINEST_PREFIX == null) {
FINEST_PREFIX = LoggingLocalization.buildMessage("toplink_finest");
}
this.getWriter().write(FINEST_PREFIX);
break;
default:
if (TOPLINK_PREFIX == null) {
TOPLINK_PREFIX = LoggingLocalization.buildMessage("toplink");
}
this.getWriter().write(TOPLINK_PREFIX);
}
if (category != null) {
this.getWriter().write(category);
this.getWriter().write(": ");
}
} catch (IOException exception) {
throw ValidationException.logIOError(exception);
}
}
/**
* PUBLIC:
* Set the date format to be used when printing a log entry date.
*
Note: the JDK's java.text.SimpleDateFormat is NOT thread-safe.
* The user is strongly advised to consider using Apache Commons
* org.apache.commons.lang.time.FastDateFormat instead.
*
* @param dateFormat java.text.DateFormat
*/
public void setDateFormat(DateFormat dateFormat) {
this.dateFormat = dateFormat;
}
/**
* Return the formatted message based on the information from the given SessionLogEntry.
* The message will either be translated and formatted or formatted only depending
* on if the shouldTranslate flag is set to true of false.
*/
protected String formatMessage(SessionLogEntry entry) {
String message = entry.getMessage();
if (entry.shouldTranslate()) {
if (entry.getLevel() > FINE) {
message = LoggingLocalization.buildMessage(message, entry.getParameters());
} else {
message = TraceLocalization.buildMessage(message, entry.getParameters(), true);
}
} else {
//Bug5976657, if there are entry parameters and the string "{0" contained in the message
//body, we assume it needs to be formatted.
if (entry.getParameters()!=null && entry.getParameters().length>0 && message.indexOf("{0") >= 0) {
message = java.text.MessageFormat.format(message, entry.getParameters());
}
}
return message;
}
/**
* INTERNAL:
* Translate the string value of the log level to the constant value.
* If value is null or invalid use the default.
*/
public static int translateStringToLoggingLevel(String loggingLevel) {
final LogLevel logLevel = LogLevel.toValue(loggingLevel);
return logLevel != null ? logLevel.getId() : LogLevel.INFO.getId();
}
/**
* PUBLIC:
*
* Log a throwable at FINER level.
*
* @param throwable a Throwable
*/
@Override
public void throwing(Throwable throwable) {
if (shouldLog(FINER)) {
SessionLogEntry entry = new SessionLogEntry(null, throwable);
entry.setLevel(FINER);
log(entry);
}
}
/**
* PUBLIC:
*
* This method is called when a severe level message needs to be logged.
* The message will be translated
*
* @param message the message key
*/
@Override
public void severe(String message) {
log(SEVERE, message, null);
}
/**
* PUBLIC:
*
* This method is called when a warning level message needs to be logged.
* The message will be translated
*
* @param message the message key
*/
@Override
public void warning(String message) {
log(WARNING, message, null);
}
/**
* PUBLIC:
*
* This method is called when a info level message needs to be logged.
* The message will be translated
*
* @param message the message key
*/
@Override
public void info(String message) {
log(INFO, message, null);
}
/**
* PUBLIC:
*
* This method is called when a config level message needs to be logged.
* The message will be translated
*
* @param message the message key
*/
@Override
public void config(String message) {
log(CONFIG, message, null);
}
/**
* PUBLIC:
*
* This method is called when a fine level message needs to be logged.
* The message will be translated
*
* @param message the message key
*/
@Override
public void fine(String message) {
log(FINE, message, null);
}
/**
* PUBLIC:
*
* This method is called when a finer level message needs to be logged.
* The message will be translated
*
* @param message the message key
*/
@Override
public void finer(String message) {
log(FINER, message, null);
}
/**
* PUBLIC:
*
* This method is called when a finest level message needs to be logged.
* The message will be translated
*
* @param message the message key
*/
@Override
public void finest(String message) {
log(FINEST, message, null);
}
/**
* PUBLIC:
*
* Log a throwable with level.
*
* @param level the log request level value
* @param throwable a Throwable
*/
@Override
public void logThrowable(int level, Throwable throwable) {
// Must not create the log if not logging as is a performance issue.
if (shouldLog(level)) {
log(new SessionLogEntry(null, level, null, throwable));
}
}
/**
* PUBLIC:
*
* Log a throwable with level.
*
* @param level the log request level value
* @param throwable a Throwable
*/
@Override
public void logThrowable(int level, String category, Throwable throwable) {
// Must not create the log if not logging as is a performance issue.
if (shouldLog(level, category)) {
log(new SessionLogEntry(null, level, category, throwable));
}
}
/**
* INTERNAL:
* Check if the log level is set to off.
*/
public boolean isOff() {
return this.level == OFF;
}
/**
* INTERNAL:
* Each session owns its own session log because session is stored in the session log
*/
@Override
public Object clone() {
try {
return super.clone();
} catch (Exception exception) {
throw new AssertionError(exception);
}
}
/**
* INTERNAL:
* Translate the string value of the log level to the constant value.
* If value is null or invalid use the default.
*/
public static String translateLoggingLevelToString(final int loggingLevel) {
return LogLevel.toValue(loggingLevel, LogLevel.INFO).getName();
}
}