JAVA生成【缩略图】方法

/**
  * 创建缩略图片
  *
  * @param orgpath
  * @param filename
  * @return
  * @description: 描述
  */
//此方法对于ssh项目并且针对 上传功能时，非常有用
 public static Boolean createAbbreviateImg(String orgpath, String filename) {
  Boolean flag = true;
  String filetype = orgpath.substring(orgpath.lastIndexOf(".") + 1,
    orgpath.length());
  if ("jpg".equalsIgnoreCase(filetype)
    || "gif".equalsIgnoreCase(filetype)
    || "png".equalsIgnoreCase(filetype)) {
   try {
    Image srcImage = ImageIO.read(new File(orgpath));
    BufferedImage tag = new BufferedImage(380, 230,
      BufferedImage.TYPE_INT_RGB);
    tag.getGraphics().drawImage(srcImage, 0, 0, 380, 230, null);
    String newImage = IMG_Recroad_LOG_PATH + filename;
    FileOutputStream out = new FileOutputStream(newImage);
    JPEGImageEncoder encoder = JPEGCodec.createJPEGEncoder(out);
    JPEGEncodeParam jep = JPEGCodec.getDefaultJPEGEncodeParam(tag);
    jep.setQuality(1, true);
    encoder.encode(tag, jep);
    srcImage.flush();
    out.close();
   } catch (Exception e) {
    // TODO Auto-generated catch block
    e.printStackTrace();
   }
  } else {
   try {
    BufferedImage bis = ImageIO.read(new File(orgpath));
    int width = bis.getWidth();
    int height = bis.getHeight();
    int wantwidth = 80;// 想要的高度
    int wantheight = (wantwidth * height) / width;
  &nb