net.snowflake.client.log.SFFormatter Maven / Gradle / Ivy
/*
* Copyright (c) 2012-2018 Snowflake Computing Inc. All rights reserved.
*/
package net.snowflake.client.log;
import net.snowflake.client.jdbc.SnowflakeDriver;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.logging.Formatter;
import java.util.logging.Handler;
import java.util.logging.LogRecord;
/**
* SFFormatter
*/
public class SFFormatter extends Formatter
{
private static final DateFormat df = new SimpleDateFormat(
"yyyy-MM-dd HH:mm:ss.SSS");
public static final String CLASS_NAME_PREFIX =
SnowflakeDriver.class.getPackage().getName().substring(0,
SnowflakeDriver.class.getPackage().getName().lastIndexOf('.'));
public static final String INFORMATICA_V1_CLASS_NAME_PREFIX =
"com.snowflake";
@Override
public String format(LogRecord record)
{
int lineNumber = -1;
String className = record.getSourceClassName();
final String methodName = record.getSourceMethodName();
StackTraceElement[] stackTraces = Thread.currentThread().getStackTrace();
for (StackTraceElement ste : stackTraces)
{
if (className.equals(ste.getClassName())
&& methodName.equals(ste.getMethodName()))
{
lineNumber = ste.getLineNumber();
break;
}
}
if (className.startsWith(CLASS_NAME_PREFIX))
{
className = "n.s.c" + className.substring(CLASS_NAME_PREFIX.length());
}
else if (className.startsWith(INFORMATICA_V1_CLASS_NAME_PREFIX)) {
className = "c.s" + className.substring(
INFORMATICA_V1_CLASS_NAME_PREFIX.length());
}
StringBuilder builder = new StringBuilder(1000);
builder.append(df.format(new Date(record.getMillis()))).append(" ");
builder.append(className).append(" ");
builder.append(record.getLevel()).append(" ");
builder.append(methodName).append(":");
builder.append(lineNumber).append(" - ");
builder.append(formatMessage(record));
builder.append("\n");
return builder.toString();
}
@Override
public String getHead(Handler h)
{
return super.getHead(h);
}
@Override
public String getTail(Handler h)
{
return super.getTail(h);
}
}