1.后台action产生json数据。
List blackList = blackService.getBlackInfoList(mobileNum, gatewayid, startDate, endDate);
int totalRows = blackList.size();
StringBuffer sb = new StringBuffer();
sb.append(\"{\\\"totalCount\\\":\\\"\"+totalRows+\"\\\",\");
sb.append(\"\\\"jsonRoot\\\":[\");
for (int i=0;i<blackList.size();i++) {
LBlack blackInfo = (LBlack)blackList.get(i);
sb.append(\"{\\\"id\\\":\\\"\"+ blackInfo.getId());
sb.append(\"\\\",\");
sb.append(\"\\\"mobile\\\":\\\"\"+ blackInfo.getMobile());
sb.append(\"\\\",\");
sb.append(\"\\\"province\\\":\\\"\"+ blackInfo.getProvince());
sb.append(\"\\\",\");
sb.append(\"\\\"gateway\\\":\\\"\"+ blackInfo.getGateway());
sb.append(\"\\\",\");
sb.append(\"\\\"insertTime\\\":\\\"\"+ blackInfo.getInsertTime());
sb.append(\"\\\",\");
sb.append(\"\\\"remark\\\":\\\"\"+ blackInfo.getRemark());
sb.append(\"\\\"\");
sb.append(\"},\");
}
sb.deleteCharAt(sb.lastIndexOf(\",\")); // 删去最后一个逗号
sb.append(\"]}\");
HttpServletResponse response = ServletActionContext.getResponse();
response.setContentType(\"text/plain\");
response.getWriter().print(sb);
2.struts.xml相关配置
<action name=\"blackList\" class=\"blackAction\" method=\"blackList\"> <!--plaintext用于显示页面原始代码的结果类型--> <result type=\"plainText\"> <param name=\"charSet\">UTF-8</param> <param name=\"location\">/WEB-INF/jsp/manage/black.jsp</param> </result> </action>
3.js获取json数据分页显示
function getJSONData(pn) {
// alert(pn);
$.getJSON(\"blackList.ce\", function(data) {
var totalCount = data.totalCount; // 总记录数
var pageSize = 10; // 每页显示几条记录
var pageTotal = Math.ceil(totalCount / pageSize); // 总页数
var startPage = pageSize * (pn - 1);
var endPage = startPage + pageSize - 1;
var $ul = $(\"#json-list\");
$ul.empty();
for (var i = 0; i < pageSize; i++) {
$ul.append(\'<li class=\"li-tag\"></li>\');
}
var dataRoot = data.jsonRoot;
if (pageTotal == 1) { // 当只有一页时
for (var j = 0; j < totalCount; j++) {
$(\".li-tag\").eq(j).append(\"<span class=\'col1\'><input type=\'checkbox\' value=\'\"+parseInt(j + 1)+\"\'/></span>\")
.append(\"<span class=\'col2\'>\" + parseInt(j + 1)
+ \"</span>\").append(\"<span class=\'col3\'>\" + dataRoot[j].mobile
+ \"</span>\").append(\"<span class=\'col4\'>\" + dataRoot[j].province
+ \"</span>\").append(\"<span class=\'col5\'>\" + dataRoot[j].gateway
+ \"</span>\").append(\"<span class=\'col6\'>\" + dataRoot[j].insertTime
+ \"</span>\").append(\"<span class=\'col7\'>\" + dataRoot[j].remark
+ \"</span>\")
}
} else {
for (var j = startPage, k = 0; j < endPage, k < pageSize; j++, k++) {
if( j == totalCount){
break; // 当遍历到最后一条记录时,跳出循环
}
$(\".li-tag\").eq(k).append(\"<span class=\'col1\'><input type=\'checkbox\' value=\'\"+parseInt(j + 1)+\"\'/></span>\")
.append(\"<span class=\'col2\'>\" + parseInt(j + 1)
+ \"</span>\").append(\"<span class=\'col3\'>\" + dataRoot[j].mobile
+ \"</span>\").append(\"<span class=\'col4\'>\" + dataRoot[j].province
+ \"</span>\").append(\"<span class=\'col5\'>\" + dataRoot[j].gateway
+ \"</span>\").append(\"<span class=\'col6\'>\" + dataRoot[j].insertTime
+ \"</span>\").append(\"<span class=\'col7\'>\" + dataRoot[j].remark
+ \"</span>\")
}
}
$(\".page-count\").text(pageTotal);
})
}
function getPage() {
$.getJSON(\"blackList.ce\", function(data) {
pn = 1;
var totalCount = data.totalCount; // 总记录数
var pageSize = 10; // 每页显示几条记录
var pageTotal = Math.ceil(totalCount / pageSize); // 总页数
$(\"#next\").click(function() {
if (pn == pageTotal) {
alert(\"后面没有了\");
pn = pageTotal;
} else {
pn++;
gotoPage(pn);
}
});
$(\"#prev\").click(function() {
if (pn == 1) {
alert(\"前面没有了\");
pn = 1;
} else {
pn--;
gotoPage(pn);
}
})
$(\"#firstPage\").click(function() {
pn = 1;
gotoPage(pn);
});
$(\"#lastPage\").click(function() {
pn = pageTotal;
gotoPage(pn);
});
$(\"#page-jump\").click(function(){
if($(\".page-num\").val() <= pageTotal && $(\".page-num\").val() != \'\'){
pn = $(\".page-num\").val();
gotoPage(pn);
}else{
alert(\"您输入的页码有误!\");
$(\".page-num\").val(\'\').focus();
}
})
$(\"#firstPage\").trigger(\"click\");
})
}
function gotoPage(pn) {
// alert(pn);
$(\".current-page\").text(pn);
getJSONData(pn)
}
$(function() {
getPage();
})
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