Spring WS:如何获取和保存XSD验证错误

时间:2015-06-05 12:22:24

标签: java spring spring-ws

我使用SpringWS作为我的soap服务并像这样验证它;

 <sws:interceptors>
    <bean id="payloadValidatingInterceptor" class="org.springframework.ws.soap.server.endpoint.interceptor.PayloadValidatingInterceptor">
        <property name="schema" value="/schemas/my.xsd"/>
        <property name="validateRequest" value="false"/>
        <property name="validateResponse" value="true"/>
    </bean>

@PayloadRoot(namespace = NAMESPACE,  localPart = "ServiceProvider")
@ResponsePayload
public ServiceProviderTxn getAccountDetails(@RequestPayload ServiceProviderrequest)
{ ...}

这样可以正常工作但是当出现错误时它会在到达端点之前返回弹簧生成的错误响应,所以我从来没有机会处理它们。但我希望能够记录并将完整的错误消息保存到数据库。我发现的一种方法是在我的另一个问题中做这样的事情;

Spring WS How to get all error messages when validation fails

但它不能按我的意愿工作。

1 个答案:

答案 0 :(得分:7)

您可以扩展PayloadValidationInterceptor并重新定义方法

protected boolean handleRequestValidationErrors(MessageContext messageContext, SAXParseException[] errors)

如果查看标准实现(可用here),您可以看到它如何转储所有解析错误;您也可以转储传入的消息,因为您可以访问messageContext及其getRequest()方法。你的班级应该像

public class PayloadValidationgInterceptorCustom extends
PayloadValidatingInterceptor {

@Override
protected boolean handleRequestValidationErrors(MessageContext messageContext, SAXParseException[] errors)
        throws TransformerException {
    messageContext.getRequest().writeTo(/*place your Outputstream here something like a ByteArrayOutputStream*/); //use this if you want to dump the message
    for (SAXParseException error : errors) {
        //dump the each error on the db o collect the stack traces in a single string and dump only one or to the database
       /*you can use something like this
         StringWriter sw = new StringWriter();
         PrintWriter pw = new PrintWriter(sw);
         error.printStackTrace(pw);
         sw.toString();
         to get the stack trace
        */

    }
    return super.handleRequestValidationErrors(messageContext,errors);

}