python实现JAVA源代码从ANSI到UTF-8的批量转换方法

 #-*- coding: utf-8 -*- import codecs import os import shutil import re import chardet def convert_encoding(filename, target_encoding): # Backup the origin file. shutil.copyfile(filename, filename + '.bak') # convert file from the source encoding to target encoding content = codecs.open(filename, 'r').read() source_encoding = chardet.detect(content)['encoding'] print source_encoding, filename content = content.decode(source_encoding) #.encode(source_encoding) codecs.open(filename, 'w', encoding=target_encoding).write(content) def main(): for root, dirs, files in os.walk(os.getcwd()): for f in files: if f.lower().endswith('.java'): filename = os.path.join(root, f) try: convert_encoding(filename, 'utf-8') except Exception, e: print filename def process_bak_files(action='restore'): for root, dirs, files in os.walk(os.getcwd()): for f in files: if f.lower().endswith('.java.bak'): source = os.path.join(root, f) target = os.path.join(root, re.sub('\.java\.bak$', '.java', f, flags=re.IGNORECASE)) try: if action == 'restore': shutil.move(source, target) elif action == 'clear': os.remove(source) except Exception, e: print source if __name__ == '__main__': # process_bak_files(action='clear') main()