Program: 28975
Project: 28975
Buggy source:
/** 
 * Note: This method is not synchronized, we are assuming that the synchronization will happen at the Log Handler.publish( ) method.
 */
private String uniformLogFormat(LogRecord record){
  try {
    LogEventImpl logEvent=new LogEventImpl();
    SimpleDateFormat dateFormatter=new SimpleDateFormat(getRecordDateFormat() != null ? getRecordDateFormat() : RFC_3339_DATE_FORMAT);
    StringBuilder recordBuffer=new StringBuilder(getRecordBeginMarker() != null ? getRecordBeginMarker() : RECORD_BEGIN_MARKER);
    date.setTime(record.getMillis());
    String timestamp=dateFormatter.format(date);
    logEvent.setTimestamp(timestamp);
    recordBuffer.append(timestamp);
    recordBuffer.append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    logEvent.setLevel(record.getLevel().getName());
    recordBuffer.append(record.getLevel()).append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    String compId=getProductId();
    logEvent.setComponentId(compId);
    recordBuffer.append(compId).append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    logEvent.setLogger(record.getLoggerName());
    recordBuffer.append(record.getLoggerName()).append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
    logEvent.setThreadId(record.getThreadID());
    recordBuffer.append(record.getThreadID()).append(NVPAIR_SEPARATOR);
    recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
    String threadName;
    if (record instanceof GFLogRecord) {
      threadName=((GFLogRecord)record).getThreadName();
    }
 else {
      threadName=Thread.currentThread().getName();
    }
    logEvent.setThreadName(threadName);
    recordBuffer.append(threadName);
    recordBuffer.append(NVPAIR_SEPARATOR);
    recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
    logEvent.setTimeMillis(record.getMillis());
    recordBuffer.append(record.getMillis()).append(NVPAIR_SEPARATOR);
    recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
    Level level=record.getLevel();
    int levelValue=level.intValue();
    logEvent.setLevelValue(levelValue);
    recordBuffer.append(levelValue).append(NVPAIR_SEPARATOR);
    String msgId=getMessageId(record);
    if (msgId != null && !msgId.isEmpty()) {
      logEvent.setMessageId(msgId);
      recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
      recordBuffer.append(msgId).append(NVPAIR_SEPARATOR);
    }
    if (LOG_SOURCE_IN_KEY_VALUE || (level.intValue() <= Level.FINE.intValue())) {
      recordBuffer.append(CLASS_NAME).append(NV_SEPARATOR);
      logEvent.getSupplementalAttributes().put(CLASS_NAME,record.getSourceClassName());
      recordBuffer.append(record.getSourceClassName());
      recordBuffer.append(NVPAIR_SEPARATOR);
      recordBuffer.append(METHOD_NAME).append(NV_SEPARATOR);
      logEvent.getSupplementalAttributes().put(METHOD_NAME,record.getSourceMethodName());
      recordBuffer.append(record.getSourceMethodName());
      recordBuffer.append(NVPAIR_SEPARATOR);
    }
    if (RECORD_NUMBER_IN_KEY_VALUE) {
      recordNumber++;
      recordBuffer.append(RECORD_NUMBER).append(NV_SEPARATOR);
      logEvent.getSupplementalAttributes().put(RECORD_NUMBER,recordNumber);
      recordBuffer.append(recordNumber).append(NVPAIR_SEPARATOR);
    }
    if (_delegate != null) {
      _delegate.format(recordBuffer,level);
    }
    recordBuffer.append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    String logMessage=record.getMessage();
    if (logMessage == null || logMessage.trim().equals("String_Node_Str")) {
      if (record.getThrown() != null) {
        StringWriter sw=new StringWriter();
        PrintWriter pw=new PrintWriter(sw);
        record.getThrown().printStackTrace(pw);
        pw.close();
        logMessage=sw.toString();
        sw.close();
      }
 else {
        logMessage="String_Node_Str";
      }
      logEvent.setMessage(logMessage);
      recordBuffer.append(logMessage);
    }
 else {
      if (logMessage.indexOf("String_Node_Str") >= 0 && logMessage.contains("String_Node_Str") && record.getParameters() != null) {
        logMessage=java.text.MessageFormat.format(logMessage,record.getParameters());
      }
 else {
        ResourceBundle rb=getResourceBundle(record.getLoggerName());
        if (rb != null) {
          try {
            logMessage=MessageFormat.format(rb.getString(logMessage),record.getParameters());
          }
 catch (          java.util.MissingResourceException e) {
          }
        }
      }
      StringBuffer logMessageBuffer=new StringBuffer();
      logMessageBuffer.append(logMessage);
      Throwable throwable=getThrowable(record);
      if (throwable != null) {
        logMessageBuffer.append(LINE_SEPARATOR);
        StringWriter sw=new StringWriter();
        PrintWriter pw=new PrintWriter(sw);
        throwable.printStackTrace(pw);
        pw.close();
        logMessageBuffer.append(sw.toString());
        sw.close();
      }
      logMessage=logMessageBuffer.toString();
      logEvent.setMessage(logMessage);
      recordBuffer.append(logMessage);
    }
    recordBuffer.append(getRecordEndMarker() != null ? getRecordEndMarker() : RECORD_END_MARKER).append(LINE_SEPARATOR).append(LINE_SEPARATOR);
    informLogEventListeners(logEvent);
    return recordBuffer.toString();
  }
 catch (  Exception ex) {
    new ErrorManager().error("String_Node_Str",ex,ErrorManager.FORMAT_FAILURE);
    return "String_Node_Str";
  }
}

Fixed version (ground truth):
/** 
 * Note: This method is not synchronized, we are assuming that the synchronization will happen at the Log Handler.publish( ) method.
 */
private String uniformLogFormat(LogRecord record){
  try {
    LogEventImpl logEvent=new LogEventImpl();
    SimpleDateFormat dateFormatter=new SimpleDateFormat(getRecordDateFormat() != null ? getRecordDateFormat() : RFC_3339_DATE_FORMAT);
    StringBuilder recordBuffer=new StringBuilder(getRecordBeginMarker() != null ? getRecordBeginMarker() : RECORD_BEGIN_MARKER);
    date.setTime(record.getMillis());
    String timestamp=dateFormatter.format(date);
    logEvent.setTimestamp(timestamp);
    recordBuffer.append(timestamp);
    recordBuffer.append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    logEvent.setLevel(record.getLevel().getName());
    recordBuffer.append(record.getLevel()).append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    String compId=getProductId();
    logEvent.setComponentId(compId);
    recordBuffer.append(compId).append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    logEvent.setLogger(record.getLoggerName());
    recordBuffer.append(record.getLoggerName()).append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
    logEvent.setThreadId(record.getThreadID());
    recordBuffer.append(record.getThreadID()).append(NVPAIR_SEPARATOR);
    recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
    String threadName;
    if (record instanceof GFLogRecord) {
      threadName=((GFLogRecord)record).getThreadName();
    }
 else {
      threadName=Thread.currentThread().getName();
    }
    logEvent.setThreadName(threadName);
    recordBuffer.append(threadName);
    recordBuffer.append(NVPAIR_SEPARATOR);
    recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
    logEvent.setTimeMillis(record.getMillis());
    recordBuffer.append(record.getMillis()).append(NVPAIR_SEPARATOR);
    recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
    Level level=record.getLevel();
    int levelValue=level.intValue();
    logEvent.setLevelValue(levelValue);
    recordBuffer.append(levelValue).append(NVPAIR_SEPARATOR);
    String msgId=getMessageId(record);
    if (msgId != null && !msgId.isEmpty()) {
      logEvent.setMessageId(msgId);
      recordBuffer.append("String_Node_Str").append(NV_SEPARATOR);
      recordBuffer.append(msgId).append(NVPAIR_SEPARATOR);
    }
    if (LOG_SOURCE_IN_KEY_VALUE || (level.intValue() <= Level.FINE.intValue())) {
      String sourceClassName=record.getSourceClassName();
      sourceClassName=(sourceClassName == null) ? "String_Node_Str" : sourceClassName;
      recordBuffer.append(CLASS_NAME).append(NV_SEPARATOR);
      logEvent.getSupplementalAttributes().put(CLASS_NAME,sourceClassName);
      recordBuffer.append(sourceClassName);
      recordBuffer.append(NVPAIR_SEPARATOR);
      String sourceMethodName=record.getSourceMethodName();
      sourceMethodName=(sourceMethodName == null) ? "String_Node_Str" : sourceMethodName;
      recordBuffer.append(METHOD_NAME).append(NV_SEPARATOR);
      logEvent.getSupplementalAttributes().put(METHOD_NAME,sourceMethodName);
      recordBuffer.append(sourceMethodName);
      recordBuffer.append(NVPAIR_SEPARATOR);
    }
    if (RECORD_NUMBER_IN_KEY_VALUE) {
      recordNumber++;
      recordBuffer.append(RECORD_NUMBER).append(NV_SEPARATOR);
      logEvent.getSupplementalAttributes().put(RECORD_NUMBER,recordNumber);
      recordBuffer.append(recordNumber).append(NVPAIR_SEPARATOR);
    }
    if (_delegate != null) {
      _delegate.format(recordBuffer,level);
    }
    recordBuffer.append(getRecordFieldSeparator() != null ? getRecordFieldSeparator() : FIELD_SEPARATOR);
    String logMessage=record.getMessage();
    if (logMessage == null || logMessage.trim().equals("String_Node_Str")) {
      if (record.getThrown() != null) {
        StringWriter sw=new StringWriter();
        PrintWriter pw=new PrintWriter(sw);
        record.getThrown().printStackTrace(pw);
        pw.close();
        logMessage=sw.toString();
        sw.close();
      }
 else {
        logMessage="String_Node_Str";
      }
      logEvent.setMessage(logMessage);
      recordBuffer.append(logMessage);
    }
 else {
      if (logMessage.indexOf("String_Node_Str") >= 0 && logMessage.contains("String_Node_Str") && record.getParameters() != null) {
        logMessage=java.text.MessageFormat.format(logMessage,record.getParameters());
      }
 else {
        ResourceBundle rb=getResourceBundle(record.getLoggerName());
        if (rb != null) {
          try {
            logMessage=MessageFormat.format(rb.getString(logMessage),record.getParameters());
          }
 catch (          java.util.MissingResourceException e) {
          }
        }
      }
      StringBuffer logMessageBuffer=new StringBuffer();
      logMessageBuffer.append(logMessage);
      Throwable throwable=getThrowable(record);
      if (throwable != null) {
        logMessageBuffer.append(LINE_SEPARATOR);
        StringWriter sw=new StringWriter();
        PrintWriter pw=new PrintWriter(sw);
        throwable.printStackTrace(pw);
        pw.close();
        logMessageBuffer.append(sw.toString());
        sw.close();
      }
      logMessage=logMessageBuffer.toString();
      logEvent.setMessage(logMessage);
      recordBuffer.append(logMessage);
    }
    recordBuffer.append(getRecordEndMarker() != null ? getRecordEndMarker() : RECORD_END_MARKER).append(LINE_SEPARATOR).append(LINE_SEPARATOR);
    informLogEventListeners(logEvent);
    return recordBuffer.toString();
  }
 catch (  Exception ex) {
    new ErrorManager().error("String_Node_Str",ex,ErrorManager.FORMAT_FAILURE);
    return "String_Node_Str";
  }
}