src/main/java/me/codeboy/common/base/io/util/CBFileUtil.java
public static void saveContentToFile(String content, File file,
                                         String encoding, boolean append) throws IOException {
        BufferedWriter buff = new BufferedWriter(new OutputStreamWriter(
                new FileOutputStream(file, append), encoding));
        buff.write(content);
        buff.flush();
        buff.close();
    }
public static void saveContentToFile(String content, File file,
                                         String encoding, boolean append) throws IOException {
        BufferedWriter buff = new BufferedWriter(new OutputStreamWriter(
                new FileOutputStream(file, append), encoding));
        buff.write(content);
        buff.flush();
        buff.close();
    }
按照指定编码保存相应内容到指定文件

@param content  文件内容
@param file     文件
@param encoding 编码
@param append 是否追加
@throws IOException io exception