walks through all java files in given folder and checks if class in log4j logger matches the encapsulating class

.Slf4j_log_checker

this is project name keeper

slf4jLogChecker.py

#!/usr/bin/python

import sys
import os
import re

if len(sys.argv) != 2:
    print('usage:: {0} <java project root>'.format(sys.argv[0]))
    sys.exit(1)

classNameRe = re.compile('^(?:@[^)]+\) |@[^(]+ )*(?:public |final |abstract )*\s*(?:class|@?interface|enum)\s+([^ <{]+)[ <]?')
loggerAnchorRe = re.compile('LoggerFactory.getLogger\((?:[^\)]+\.)*([^\.]+)\.class(?:\..+)?\)')


def filterAndCheck(dirpath, dirnames, names, checker):
    for sourceFile in names:
        if sourceFile.endswith('.java'):
            if sourceFile not in ('package-info.java'):
                checker(dirpath + '/' + sourceFile)

def checkLogger(javaFile):
    className = None
    loggerAnchor = None
    with open(javaFile, 'r') as javaHandle:
        LIMIT = 150
        count = 0
        for rawLine in javaHandle:
            line = rawLine.strip()
            count += 1
            if count >= LIMIT:
                #break
                pass

            if not className:
                mach = classNameRe.search(line)
                if mach:
                    className = mach.group(1)
                    continue
            elif not loggerAnchor:
                mach = loggerAnchorRe.search(line)
                if mach:
                    loggerAnchor = mach.group(1)
                    break
                
    if not className:
        sys.stdout.write('\n\033[33;1mWW: class name missed\033[0m -> {0}'.format(javaFile))
    elif loggerAnchor:
        if className == loggerAnchor:
            sys.stdout.write('\n\033[32;1mOK:\033[0m {0}'.format(javaFile))
        else:
            sys.stdout.write('\n\033[31;1m!!: \033[0mclass \033[37;1m{0}\033[0m -> getLogger(\033[31;1;9m{1}.class\033[0m)'.format(className, loggerAnchor))
    else:
        #print('LOGGER not found [{0}]: {1}'.format(javaFile, className))
        sys.stdout.write('.')


for (dirpath, dirnames, filenames) in os.walk(sys.argv[1]):
    filterAndCheck(dirpath, dirnames, filenames, checkLogger)

sys.stdout.write('\n')