Android 解析xml数据

我有以下XML数据。如果请求或输入无效，如何跟踪错误标记

如果可能的话，你能为我提供正确的代码吗

登录请求：

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <Signin xmlns="http://tempuri.org/">
  <card_number> 123/321 </ card_number >
   <dob>MM|DD|YYYY </dob >
    </Signin>
  </soap:Body>
</soap:Envelope>

123/321 
年月日

答复：

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <SigninResponse xmlns="http://tempuri.org/">
      <user>
        <user_id>long</user_id>
        <current_balance>string</current_balance>
        <card_iamge><![CDATA[string]]></card_iamge>
      </user>
    </SigninResponse>
  </soap:Body>
</soap:Envelope>

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <TransactionHistoryResponse xmlns="http://tempuri.org/">
      <transactions>
        <transaction>
  <date><![CDATA[08/30/2010]]></date>
  <amt>$10.50</amt>
  <card>ASYU763543</card>
      </transaction>
        <transaction>
  <date><![CDATA[08/30/2010]]></date>
  <amt>$10.50</amt>
  <card>ASYU763543</card>
      </transaction>
<transaction>
  <date><![CDATA[08/30/2010]]></date>
  <amt>$10.50</amt>
  <card>ASYU763543</card>
      </transaction>
      </transactions>
    </TransactionHistoryResponse>
  </soap:Body>
</soap:Envelope>

长的
一串

交易历史记录请求：

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <TransactionHistory xmlns="http://tempuri.org/">
  < user_id >1/2 </ user_id >


    </TransactionHistory>
  </soap:Body>
</soap:Envelope>

1/2

答复：

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <SigninResponse xmlns="http://tempuri.org/">
      <user>
        <user_id>long</user_id>
        <current_balance>string</current_balance>
        <card_iamge><![CDATA[string]]></card_iamge>
      </user>
    </SigninResponse>
  </soap:Body>
</soap:Envelope>

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <TransactionHistoryResponse xmlns="http://tempuri.org/">
      <transactions>
        <transaction>
  <date><![CDATA[08/30/2010]]></date>
  <amt>$10.50</amt>
  <card>ASYU763543</card>
      </transaction>
        <transaction>
  <date><![CDATA[08/30/2010]]></date>
  <amt>$10.50</amt>
  <card>ASYU763543</card>
      </transaction>
<transaction>
  <date><![CDATA[08/30/2010]]></date>
  <amt>$10.50</amt>
  <card>ASYU763543</card>
      </transaction>
      </transactions>
    </TransactionHistoryResponse>
  </soap:Body>
</soap:Envelope>

$10.50
ASYU763543
$10.50
ASYU763543
$10.50
ASYU763543

错误：

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <*Response xmlns="http://tempuri.org/">
  < error> string </ error >
    </<*Response>
  </soap:Body>
</soap:Envelope>

字符串
看看这个

也许这可以解决你的问题