I am using java.util.logging for logging (I don’t want to use log4j or anything else). This is my complete private logging.properties: This is the code in my program: Since this gives each log message on 2 lines, I tried this How do I get java logging output to appear on a single line? Copied the LogFor…
Tag: logging
Most efficient way to check if a file is empty in Java on Windows
I am trying to check if a log file is empty (meaning no errors) or not, in Java, on Windows. I have tried using 2 methods so far. Method 1 (Failure) Method 2 (Failure) Now both these methods fail at times when the log file is empty (has no content), yet the file size is not zero (2 bytes). What
Tool to extract java stack traces from log files [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. We don’t allow questions seeking recommendations for books, tools, software libraries, and more. You can edit the question so it can be answered with facts and citations. Closed 4 years ago. Improve this ques…
How to change root logging level programmatically for logback
I have the following logback.xml file: Now, upon the occurrence of a specific event, I want to programmatically change the level of the root logger from debug to error. I can’t use variable substitution, it is mandatory that I do this within the code. How can it be done ? Thanks. Answer Try this: Note t…
What is the proper way to use a Logger in a Serializable Java class?
I have the following (doctored) class in a system I’m working on and Findbugs is generating a SE_BAD_FIELD warning and I’m trying to understand why it would say that before I fix it in the way that I thought I would. The reason I’m confused is because the description would seem to indicate t…
log4j vs. System.out.println – logger advantages?
I’m using log4j for the first time in a project. A fellow programmer told me that using System.out.println is considered a bad style and that log4j is something like standard for logging matters nowadays. We do lots of JUnit testing – System.out stuff turns out to be harder to test. Therefore I be…
Is there a command line option for setting the default log level in Java
Can I do something along the lines of: Obviously that doesn’t work, but you get the idea. Is there anything like that? Or am I forced to create a properties file? Answer You can even pass your log Level as a user defined property. In your code: But I have the idea that your are looking for a more “…