package org.springframework.boot.liquibase;
import liquibase.configuration.LiquibaseConfiguration;
import liquibase.logging.LogLevel;
import liquibase.logging.Logger;
import liquibase.logging.core.AbstractLogger;
import liquibase.logging.core.DefaultLoggerConfiguration;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* Liqubase {@link Logger} that that delegates to an Apache Commons {@link Log}.
*
* @author Michael Cramer
* @author Phillip Webb
* @since 1.2.0
*/
public class CommonsLoggingLiquibaseLogger extends AbstractLogger {
public static final int PRIORITY = 10;
private Log logger;
@Override
public void setName(String name) {
this.logger = createLogger(name);
}
/**
* Factory method used to create the logger.
* @param name the name of the logger
* @return a {@link Log} instance
*/
protected Log createLogger(String name) {
return LogFactory.getLog(name);
}
@Override
public void setLogLevel(String logLevel, String logFile) {
super.setLogLevel(logLevel);
}
@Override
public void severe(String message) {
if (isEnabled(LogLevel.SEVERE)) {
this.logger.error(buildMessage(message));
}
}
@Override
public void severe(String message, Throwable e) {
if (isEnabled(LogLevel.SEVERE)) {
this.logger.error(buildMessage(message), e);
}
}
@Override
public void warning(String message) {
if (isEnabled(LogLevel.WARNING)) {
this.logger.warn(buildMessage(message));
}
}
@Override
public void warning(String message, Throwable e) {
if (isEnabled(LogLevel.WARNING)) {
this.logger.warn(buildMessage(message), e);
}
}
@Override
public void info(String message) {
if (isEnabled(LogLevel.INFO)) {
this.logger.info(buildMessage(message));
}
}
@Override
public void info(String message, Throwable e) {
if (isEnabled(LogLevel.INFO)) {
this.logger.info(buildMessage(message), e);
}
}
@Override
public void debug(String message) {
if (isEnabled(LogLevel.DEBUG)) {
this.logger.debug(buildMessage(message));
}
}
@Override
public void debug(String message, Throwable e) {
if (isEnabled(LogLevel.DEBUG)) {
this.logger.debug(buildMessage(message), e);
}
}
@Override
public int getPriority() {
return PRIORITY;
}
private boolean isEnabled(LogLevel level) {
if (this.logger != null && getLogLevel().compareTo(level) <= 0) {
switch (level) {
case DEBUG:
return this.logger.isDebugEnabled();
case INFO:
return this.logger.isInfoEnabled();
case WARNING:
return this.logger.isWarnEnabled();
case SEVERE:
return this.logger.isErrorEnabled();
}
}
return false;
}
@Override
public LogLevel getLogLevel() {
LogLevel logLevel = super.getLogLevel();
if (logLevel == null) {
return toLogLevel(LiquibaseConfiguration.getInstance()
.getConfiguration(DefaultLoggerConfiguration.class).getLogLevel());
}
return logLevel;
}
}