java从网页中提取图片地址
import java.util.regex.Matcher;import java.util.regex.Pattern;//1：这个是拿到一个字符取得里面的图像地址返回一个List public static List<String> getImgStr(String htmlStr){ String img=""; Pattern p_image; Matcher m_image; List<String> pics = new ArrayList<String>(); String regEx_img = "<img.*src=(.*?)[^>]*?>"; //图片链接地址 p_image = Pattern.compile (regEx_img,Pattern.CASE_INSENSITIVE); m_image = p_image.matcher(htmlStr); while(m_image.find()){ img = img + "," + m_image.group(); Matcher m= Pattern.compile("src=\"?(.*?)(\"|>|\\s+)").matcher(img); //匹配src while(m.find()){ pics.add(m.group(1)); } } return pics; } //2：下面是获得第一个地址存入到数据库 public String saveOrUpdate() { try{ if(infoId !=null){ infoTpicnew = infoTpicnewService.getInfoTpicnew(infoId); }else{ infoTpicnew.setInfoDatetime(new Date()); } infoTpicnew.setInfoContent(infoContent); List list =getImgStr(infoContent); infoTpicnew.setInfoPicname((String) list.get(0)); infoTpicnewService.saveOrUpdateInfoTpicnew(infoTpicnew); return SUCCESS; } catch (Exception e) { e.printStackTrace(); return INPUT; } }本文来自CSDN博客，转载请标明出处：http://blog.csdn.net/lancijk/archive/2010/03/17/5389394.aspx
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