文件操作 -- 生成java文件

import hashlib
import os

def genJavaFile(packageName, soFile):
    className, suffix = soFile.split('.');

    className = className[0:1].upper() + className[1:]
    out_file = open(className + '.java', 'w')

    with open(soFile, 'rb') as f:
        data_bytes = f.read()
        out_file.write('package ' + packageName + ';\n\n')
        out_file.write('class ' + className +  ' {\n')
        out_file.write('   public static String ' + className[0:1].lower() + className[1:] + ' = ')
        str = ''
        for data_byte in data_bytes:
            str += '%02x' % data_byte

        m = hashlib.md5()
        m.update(str.encode('utf8'))
        digest = m.hexdigest()

        str = '\"' + str + '\"' + ';\n'
        out_file.write(str)
        out_file.write('    public static String digest = \"%s\";\n' % digest)
        out_file.write('}')
        out_file.close()

def genJavaFiles():
    for root, dirs, files in os.walk('./'):
        for file in files:
            if file[-3:] == '.so':
                genJavaFile('com.xxx.xxx', file)

genJavaFiles()