April 2019 - slf4j-dev - mailman3.qos.ch

[JIRA] (SLF4J-458) More Multiple Argument Variants for Debug and Trace Statements
by QOS.CH (JIRA) 15 Apr '19

15 Apr '19

[ https://jira.qos.ch/browse/SLF4J-458?page=com.atlassian.jira.plugin.system.… ] Ceki Gülcü commented on SLF4J-458: ---------------------------------- Please add your text in the description section. > More Multiple Argument Variants for Debug and Trace Statements > -------------------------------------------------------------- > > Key: SLF4J-458 > URL: https://jira.qos.ch/browse/SLF4J-458 > Project: SLF4J > Issue Type: Improvement > Environment: [https://www.slf4j.org/faq.html#logging_performance] > {quote} > A two argument variant is also available. For example, you can write: > logger.debug("The new entry is {}. It replaces {}.", entry, oldEntry); > If three or more arguments need to be passed, you can make use of the Object... variant of the printing methods. For example, you can write: > logger.debug("Value {} was inserted between {} and {}.", newVal, below, above); > This form incurs the hidden cost of construction of an Object[] (object array) which is usually very small. The one and two argument variants do not incur this hidden cost and exist solely for this reason (efficiency). The slf4j-api would be smaller/cleaner with only the Object... variant. > {quote} > Please create a 3 and 4 argument variant for {{debug}} and {{trace}} statements. > Reporter: DAVID MOLLITOR > Assignee: SLF4J developers list > -- This message was sent by Atlassian JIRA (v7.3.1#73012)

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[JIRA] (SLF4J-458) More Multiple Argument Variants for Debug and Trace Statements
by QOS.CH (JIRA) 15 Apr '19

15 Apr '19

DAVID A MOLLITOR created SLF4J-458: -------------------------------------- Summary: More Multiple Argument Variants for Debug and Trace Statements Key: SLF4J-458 URL: https://jira.qos.ch/browse/SLF4J-458 Project: SLF4J Issue Type: Improvement Environment: [https://www.slf4j.org/faq.html#logging_performance] {quote} A two argument variant is also available. For example, you can write: logger.debug("The new entry is {}. It replaces {}.", entry, oldEntry); If three or more arguments need to be passed, you can make use of the Object... variant of the printing methods. For example, you can write: logger.debug("Value {} was inserted between {} and {}.", newVal, below, above); This form incurs the hidden cost of construction of an Object[] (object array) which is usually very small. The one and two argument variants do not incur this hidden cost and exist solely for this reason (efficiency). The slf4j-api would be smaller/cleaner with only the Object... variant. {quote} Please create a 3 and 4 argument variant for {{debug}} and {{trace}} statements. Reporter: DAVID A MOLLITOR Assignee: SLF4J developers list -- This message was sent by Atlassian JIRA (v7.3.1#73012)

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Preventing Possible NullPointerException
by Shubham Raj 06 Apr '19

06 Apr '19

I did a case study on slf4j using Checker Framework <https://checkerframework.org/>. The Case Study revealed some possible NullPointerException that can be caused in future. Should I make a pull request for the rectification for the same.

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