模仿ajax利用rest导出文件

- 日理万妓 2022-08-08 14:47 3阅读 0赞

var form=$("<form>");//定义一个form表单
    	form.attr("style","display:none");
    	form.attr("target","");
    	form.attr("method","get");
    	form.attr("action",serverUrl);
    	var input1=$("<input>");
    	input1.attr("type","hidden");
    	input1.attr("name","dicGuid");
    	input1.attr("value",dictionaryGuid);
    	$("body").append(form);//将表单放置在web中
    	form.append(input1);
    
    	form.submit();//表单提交

public Representation get() throws ResourceException {
    		Form form = getRequest().getResourceRef().getQueryAsForm() ;    //获取查询参数  
    		String dicGuid = form.getFirstValue(PARAM_DICTIONARY_DICTIONARYID).trim();
    		DictionaryBean dicBean;
    		try {
    			dicBean = ChapterUtil.getDictionary(dicGuid);
    		} catch (FileException e) {
    			throw new ResourceException(Status.CLIENT_ERROR_BAD_REQUEST, "获取词典库失败");
    		}
    		String name = dicBean.getName();
    		String content = listToStr(dicBean.getContent());
    		
    		final byte[] bpmnBytes;
    		try {
    			bpmnBytes = content.getBytes("UTF-8");
    			Disposition disposition = new Disposition(Disposition.TYPE_ATTACHMENT);
    		    disposition.setFilename(new String(name.getBytes("utf-8"), "ISO_8859_1") + ".txt");
    			OutputRepresentation output = new OutputRepresentation(MediaType.APPLICATION_OCTET_STREAM) {
    	             
    				public void write(OutputStream os)
    	                     throws IOException
    	             {
    	                 os.write(bpmnBytes);
    	                 os.flush();
    	             }
    	         };
    	         output.setDisposition(disposition);
    	         return output;
    		} catch (UnsupportedEncodingException e) {
    			throw new ResourceException(Status.CLIENT_ERROR_BAD_REQUEST, "获取词典库失败");
    		}
    	}
    
    
                         if(agent.indexOf("firefox") > 0){
                    disposition.setFilename(new String(fileName.getBytes("utf-8"), "ISO_8859_1") + ".pdf");
                }else{
                    String fileName2 = URLEncoder.encode(fileName + ".pdf", "utf-8");
                    disposition.setFilename(fileName2); 
                }