数据库存储svg,前台img src请求显示问题
oracle 数据库存数blob的svg图片,src写后台请求,后台取出数据转成流,写入reponse,返回给前台,图片不显示
<img class="nav-user-photo" src="/infobase/indexTop/getUserPortrait?userid=${sessionScope.SESSION_SYS_USER.user_id}" alt="" />
//ServletOutputStream sout = null;
try {
ByteArrayOutputStream baos=new ByteArrayOutputStream();
response.setContentType("image/svg+xml");
//response.setHeader("svg", "image/svg+xml");
//sout = response.getOutputStream();
byte b[] = new byte[1024];
int len=in.read(b);
StringBuffer sbsb=new StringBuffer();
while(len!=-1){
//sout.write(b);
baos.write(b);
len = in.read(b);
}
//sout.flush();
//sout.close();
in.close();
//response.flushBuffer();
System.out.println(baos.toString());
response.getWriter().write(baos.toString());
} catch (Exception e) {
e.printStackTrace();
}