工具类图片转base64

import sun.misc.BASE64Encoder;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;

class ImgToBase64 {
    /**
     * 图片转base64字符串
     *
     * @param imgFile 图片路径
     * @return
     */
    public static String imageToBase64Str(String imgFile) {
        InputStream inputStream = null;
        byte[] data = null;
        try {
            inputStream = new FileInputStream(imgFile);
            data = new byte[inputStream.available()];
            inputStream.read(data);
            inputStream.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
        // 加密
        BASE64Encoder encoder = new BASE64Encoder();
        return encoder.encode(data);
    }
}

标签：java,base64,inputStream,io,import,工具,data,图片
来源： https://www.cnblogs.com/guobabiancheng/p/16320446.html