将base64解析图片保存到本地的两个方法
/**
* base64转图片
* @param base64str base64码
* @param savePath 图片路径
* @return
*/
public static boolean GenerateImage(String base64str, String savePath) {
//对字节数组字符串进行Base64解码并生成图片
if (base64str == null) {
return false;
}
BASE64Decoder decoder = new BASE64Decoder();
try {
//Base64解码
byte[] b = decoder.decodeBuffer(base64str);
for (int i = 0; i < b.length; ++i) {
//调整异常数据
if (b[i] < 0) {
b[i] += 256;
}
}
//生成jpeg图片
OutputStream out = new FileOutputStream(savePath);
out.write(b);
out.flush();
out.close();
return true;
} catch (Exception e) {
return false;
}
}
/**
* base64转图片
* @param base64Code base64码
*/
public static void convertBase64ToImage(String base64Code){
BufferedImage image = null;
byte[] imageByte = null;
try {
imageByte = DatatypeConverter.parseBase64Binary(base64Code);
ByteArrayInputStream bis = new ByteArrayInputStream(imageByte);
image = ImageIO.read(new ByteArrayInputStream(imageByte));
bis.close();
File outputfile = new File("d:\\sealImg.jpg");
ImageIO.write(image, "jpg", outputfile);
} catch (IOException e) {
e.printStackTrace();
}
}