common_code/src/main/java/com/xiongyingqi/utils/code/CodeProcessor.java
private String findPackage() {
        Matcher matcher = PATTERN_FIND_PACKAGE.matcher(content);
        if (matcher.find()) {
            return matcher.group();
        }
        return null;
    }
private String findPackage() {
        Matcher matcher = PATTERN_FIND_PACKAGE.matcher(content);
        if (matcher.find()) {
            return matcher.group();
        }
        return null;
    }
---------------------------------------- 包定义和导入包 ----------------------------------------