public static String genForwardHtml(String url, Map<String, String> parameters, String charset) { StringBuffer returnHtml = new StringBuffer(""); if (!"".equals(url)) { returnHtml.append("<html>"); String head = "<head><meta http-equiv="Content-Type" content="text/html; charset=" + charset + "" pageEncoding="" + charset + "" />"; returnHtml.append(head); returnHtml.append("<title>loading</title>"); returnHtml.append("<style type="text/css">"); returnHtml.append( "body{margin:200px auto;font-family: "宋体", Arial;font-size: 12px;color: #369;text-align: center;}"); returnHtml.append("#1{height:auto; 78px; margin:0 auto;}"); returnHtml.append("#2{height:auto; 153px; margin:0 auto;}"); returnHtml.append("vertical-align: bottom;}"); returnHtml.append("</style>"); returnHtml.append("</head>"); returnHtml.append("<body>"); returnHtml.append("<div id="3">交易处理中...</div>"); returnHtml.append("<form name="forwardForm" action="").append(url).append("" method="POST">"); System.out.println("WebUtils genForwardHtml::url=" + url); Iterator keyIterator = parameters.keySet().iterator(); while (keyIterator.hasNext()) { Object key = keyIterator.next(); returnHtml.append(" <input type="hidden" name="").append(key.toString()).append("" value="") .append((String) parameters.get(key)).append(""/>"); System.out.println("WebUtils genForwardHtml::" + key.toString() + "=" + parameters.get(key)); } returnHtml.append("</form>"); returnHtml.append("<SCRIPT LANGUAGE="Javascript">"); returnHtml.append(" document.forwardForm.submit();"); returnHtml.append("</SCRIPT>"); returnHtml.append("</body>"); returnHtml.append("</html>"); } return returnHtml.toString(); }
调用方式
String result = WebUtils.genForwardHtml(url, paramMap, "utf-8"); OutputStream out = response.getOutputStream(); out.write(result.getBytes("utf-8")); out.flush();