apktool
apktool if xxx.apk install resources // 安装source（非必须）
apktool d xxx.apk -o outfolder // 反编译apk
apktool b smail_source_folder // 打包
apk签名
jarsigner -verbose -keystore cylee.keystore -signedjar new.apk old.apk cylee.keystore
打印log
const-string v3, "zhangmin"
invoke-static {v1}, Ljava/lang/Integer;->toString(I)Ljava/lang/String;
move-result-object v4
invoke-static {v3, v4}, Landroid/util/Log;->v(Ljava/lang/String;Ljava/lang/String;)I