/*
* 返回String類型的結(jié)果
* 檢查用戶名的合法性,如果用戶已經(jīng)存在，返回false，否則返回true(返回json數(shù)據(jù)，格式為{"valid",true})
*/
@RequestMapping(value = "/checkNameExistsMethod1", produces = "application/json;charset=UTF-8")
public @ResponseBody
String checkNameValidMethod1(@RequestParam String name) {
boolean result = true;
List<Employee> lstEmployees = employeeService.getAllEmployees();
for (Employee employee : lstEmployees) {
if (employee.getName().equals(name)) {
result = false;
break;
}
}
Map<String, Boolean> map = new HashMap<>();
map.put("valid", result);
ObjectMapper mapper = new ObjectMapper();
String resultString = "";
try {
resultString = mapper.writeValueAsString(map);
} catch (JsonProcessingException e) {
e.printStackTrace();
}
return resultString;
}

{"valid":false} //表示不合法，驗(yàn)證不通過(guò)
{"valid":true} //表示合法，驗(yàn)證通過(guò)

$(function(){/* 文檔加載，執(zhí)行一個(gè)函數(shù)*/
$('#defaultForm').bootstrapValidator({
message: 'This value is not valid',
feedbackIcons: {/*input狀態(tài)樣式圖片*/
valid: 'glyphicon glyphicon-ok',
invalid: 'glyphicon glyphicon-remove',
validating: 'glyphicon glyphicon-refresh'
},
fields: {/*驗(yàn)證：規(guī)則*/
username: {//驗(yàn)證input項(xiàng)：驗(yàn)證規(guī)則
message: 'The username is not valid',
validators: {
notEmpty: {//非空驗(yàn)證：提示消息
message: '用戶名不能為空'
},
stringLength: {
min: 6,
max: 30,
message: '用戶名長(zhǎng)度必須在6到30之間'
},
threshold : 6 , //有6字符以上才發(fā)送ajax請(qǐng)求，（input中輸入一個(gè)字符，插件會(huì)向服務(wù)器發(fā)送一次，設(shè)置限制，6字符以上才開始）
remote: {//ajax驗(yàn)證。server result:{"valid",true or false} 向服務(wù)發(fā)送當(dāng)前input name值，獲得一個(gè)json數(shù)據(jù)。例表示正確：{"valid",true} 
url: 'exist2.do',//驗(yàn)證地址
message: '用戶已存在',//提示消息
delay : 2000,//每輸入一個(gè)字符，就發(fā)ajax請(qǐng)求，服務(wù)器壓力還是太大，設(shè)置2秒發(fā)送一次ajax（默認(rèn)輸入一個(gè)字符，提交一次，服務(wù)器壓力太大）
type: 'POST'//請(qǐng)求方式
/**自定義提交數(shù)據(jù)，默認(rèn)值提交當(dāng)前input value
* data: function(validator) {
return {
password: $('[name="passwordNameAttributeInYourForm"]').val(),
whatever: $('[name="whateverNameAttributeInYourForm"]').val()
};
}
*/
},
regexp: {
regexp: /^[a-zA-Z0-9_\.]+$/,
message: '用戶名由數(shù)字字母下劃線和.組成'
}
}
},
password: {
message:'密碼無(wú)效',
validators: {
notEmpty: {
message: '密碼不能為空'
},
stringLength: {
min: 6,
max: 30,
message: '用戶名長(zhǎng)度必須在6到30之間'
},
identical: {//相同
field: 'password', //需要進(jìn)行比較的input name值
message: '兩次密碼不一致'
},
different: {//不能和用戶名相同
field: 'username',//需要進(jìn)行比較的input name值
message: '不能和用戶名相同'
},
regexp: {
regexp: /^[a-zA-Z0-9_\.]+$/,
message: 'The username can only consist of alphabetical, number, dot and underscore'
}
}
},
repassword: {
message: '密碼無(wú)效',
validators: {
notEmpty: {
message: '用戶名不能為空'
},
stringLength: {
min: 6,
max: 30,
message: '用戶名長(zhǎng)度必須在6到30之間'
},
identical: {//相同
field: 'password',
message: '兩次密碼不一致'
},
different: {//不能和用戶名相同
field: 'username',
message: '不能和用戶名相同'
},
regexp: {//匹配規(guī)則
regexp: /^[a-zA-Z0-9_\.]+$/,
message: 'The username can only consist of alphabetical, number, dot and underscore'
}
}
},
email: {
validators: {
notEmpty: {
message: '郵件不能為空'
},
emailAddress: {
message: '請(qǐng)輸入正確的郵件地址如：123@qq.com'
}
}
},
phone: {
message: 'The phone is not valid',
validators: {
notEmpty: {
message: '手機(jī)號(hào)碼不能為空'
},
stringLength: {
min: 11,
max: 11,
message: '請(qǐng)輸入11位手機(jī)號(hào)碼'
},
regexp: {
regexp: /^1[3|5|8]{1}[0-9]{9}$/,
message: '請(qǐng)輸入正確的手機(jī)號(hào)碼'
}
}
},
invite: {
message: '邀請(qǐng)碼',
validators: {
notEmpty: {
message: '邀請(qǐng)碼不能為空'
},
stringLength: {
min: 8,
max: 8,
message: '請(qǐng)輸入正確長(zhǎng)度的邀請(qǐng)碼'
},
regexp: {
regexp: /^[\w]{8}$/,
message: '請(qǐng)輸入正確的邀請(qǐng)碼(包含數(shù)字字母)'
}
}
},
}
})
.on('success.form.bv', function(e) {//點(diǎn)擊提交之后
// Prevent form submission
e.preventDefault();
// Get the form instance
var $form = $(e.target);
// Get the BootstrapValidator instance
var bv = $form.data('bootstrapValidator');
// Use Ajax to submit form data 提交至form標(biāo)簽中的action，result自定義
$.post($form.attr('action'), $form.serialize(), function(result) {
//do something...
});
});
});