Code Cleanup

1. improve help message: one line contains less 80 chars 🎶
   • show-busy-java-threads
   • find-in-jars
2. improve docs 📚
3. fix typo: seperator -> separator 🤡
   • show-busy-java-threads
   • find-in-jars

Have Fun! 💕
2019-06-01

Improvements

1. show-busy-java-threads:
   • check before write file ✍️
2. find-in-jars:
   • check dirs
3. coat & a2l
   • reorder color, avoid first line is red

Code Cleanup

1. show-busy-java-threads:
   • extract util functions: logAndRun, logAndCat
   • use satisfy condition or die pattern
   • use printf instead of print in awk script.
   • use pipe instead <(), improve readability. 😋
   • reorder/extract functions/variables.
2. find-in-jars:
   • use arithmetic operation
   • use satisfy condition or die pattern
   • use pipe instead <(), improve readability.
3. documentation:
   • compress png files 🐾
   • improve docs of coat, find-in-jars
   • improve format of markdown

Have Fun! 💕
2019-01-28

New Features

1. show-busy-java-threads:
   • store all intermediate output for review/debug #74 🍭
   • support command name jsvc to find java process #72 🌀

Bug Fix

1. show-busy-java-threads:
   • fix bug for top v3.2 #71 🎩

Improvements

1. show-busy-java-threads:
   • check append file of -a option #70 ☔
   • ensure output blank line between thread stacks #68
2. find-in-jars:
   • reecho wc -l, ensure no extra whitespace for jar file total count.

Code Cleanup

1. show-busy-java-threads:
   • use printf instead of print in awk script.
   • use pipe instead <(), improve readability. 😋
   • reorder/extract functions/variables.
2. find-in-jars:
   • use pipe instead <(), improve readability.

Have Fun! 💕
2018-6-17

New Features

1. show-busy-java-threads:
   • use top command to get percent of thread cpu usage 🎩 🎉
     you can use -P, --use-ps option so as to use ps command to find busy thead(cpu usage) instead of top command.
   • support -S, --jstack-file-dir option to specify the dir for storing jstack output files, and keep files. 🛐
     default store jstack output files at tmp dir, and auto remove after run.
     use this option to keep files so as to review jstack output later.
   • support -d, --top-delay option to specifies the delay between top samples. 😋
     get thread cpu percentage during this delay interval.
2. xpf/xpl:
   • support mac, parse option by hand instead of getopt #66 🍡

Bug Fix

1. show-busy-java-threads:
   • should re-jstack when next update
   • option parse fail should exit

Improvements

• show-busy-java-threads:
  • improve show-busy-java-threads help format 📚
  • improve output color 🌈
  • improve docs

Code Cleanup

• show-busy-java-threads:
  • main function style 💅
  • reorder functions
  • use ARITHMETIC EVALUATION explicitly instead of -gt etc 🔢

Have Fun! 💕
2018-5-22

New Features

1. c:
   • add quiet option(-q) 🙉
   • add keep eol option(-k) 🐽
   • check unrecognized option 🌪
   • improve stability 💎
     • check pipe fail
     • use if instead &&/||, avoid exit logic bug when "if clause" fail
2. find-in-jars:
   • add separator option(-s) 🌈
   • check unrecognized option 🌪

Code Cleanup

1. improve usage function to simplify exit code 🌵

Have Fun! 💕
2018-3-5

New Features

1. show-busy-java-threads:
   • support unlimited use name width(use ps wide output) 🍻
2. find-in-jars:
   • color grep match pattern #63 🌈
   • support absolute path option(-a)

Improvements

1. coat: if not in console, use cat command directly 🐯
2. improve docs and comments

Code Cleanup

1. use &&/|| instead of if/else if code is more concise and readable.
2. use fatal function to simplify exit logic
3. improve option parse of find-in-jars, support --
4. remove unnecessary arithmetic parenthesis
5. fix typo

Have Fun! 💕
Happy new year!
2018-1-1

Chang Log

1. show-busy-java-threads
   • fix bug: long username(more 8 chars) will be trunk, cause jstack fail #62 ✨
     PR from @xiongchen2012 ❤️
2. find-in-jars
   • support support ignore case option -i
3. code cleanup
   • remove sh file name suffix for shell script
   • remove unnecessary arithmetic parenthesis

Have Fun! 💕
2017-11-2

Chang Log

1. show-busy-java-threads
   • support full options of jstack, like -m/-l 😱
2. rewrite coat(formerly colines)
   • use cat instead of self implementation, so as to support all options of cat 💋
   • rewrite by bash, faster and less dependency(python) 🍬
3. improve stability & readability, clean code:
   • use -t 1 check instead of -c /dev/stdout when check is tty/console
   • use escape sequence syntax to avoid separated echo, avoid break line when parallel output from multi-process
   • adjust color order of coat/a2l, more human friendly
4. several documentation improvement

Have Fun! 💕
2017-10-23

Change Log

1. show-busy-java-threads
   • support delay/count arguments, so as to run multiply time automatically 🍬
   • support options -a to append info to log file, so as to review later 😋
   • support jstack options -F, force dump 😱
   • support options -s to specify jstack path, it's convenient when run by sudo
   • check os support, report os unsupported info and exit
   • fix wrong user bug, when run by sudo -u user_foo
2. find-in-jars
   • support macOS (reimplement option parse)
   • support multiply find directories
   • support all pattern mode of grep, -E/-F/-P options ✨
   • support responsive process info output when run at console(tty) 🙆
   • performance optimization, use zipinfo/unzip command first
     zipinfo -1/unzip -Z1 is ~25 times faster than jar tf ⚡️ 😎
3. tcp-connection-state-counter
   • support macOS #56 PR from @sunuslee ❤️
4. Documentation update
   • add OS support info
   • hide doc for svn related scripts from index readme. (Yes, please use git instead! 💥 )
   • several documentation improvement

Have fun! 💕
2017-10-03