我使用 Spring-WS 创建了一个 Web 服务。
为了保持与旧系统的兼容性,我需要将命名空间前缀从SOAP-ENV
to soap
.
我知道SOAP-ENV
and soap
只是命名空间前缀。
只要它们引用正确的命名空间("http://schemas.xmlsoap.org/soap/envelope/"
),应该没问题。
但旧系统对解析器代码进行了硬编码,只期望soap
命名空间前缀。
目前回应:
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/">
<SOAP-ENV:Header/>
<SOAP-ENV:Body>
...
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>
预期回应:
<soap:Envelope xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
<soap:Header/>
<soap:Body>
...
</soap:Body>
</soap:Envelope>
这是我到目前为止尝试过的
-
Create EndpointInterceptorAdapter
子类。这将拦截 SOAP 响应/错误并更改 SOAP 信封。
这可行,但在性能方面并不理想。
public class CustomEndpointInterceptor extends EndpointInterceptorAdapter {
private static final String DEFAULT_NS = "xmlns:SOAP-ENV";
private static final String SOAP_ENV_NAMESPACE = "http://schemas.xmlsoap.org/soap/envelope/";
private static final String PREFERRED_PREFIX = "soap";
private static final String HEADER_LOCAL_NAME = "Header";
private static final String BODY_LOCAL_NAME = "Body";
private static final String FAULT_LOCAL_NAME = "Fault";
@Override
public boolean handleResponse(MessageContext messageContext, Object endpoint) throws Exception {
SaajSoapMessage soapResponse = (SaajSoapMessage) messageContext.getResponse();
alterSoapEnvelope(soapResponse);
return super.handleResponse(messageContext, endpoint);
}
@Override
public boolean handleFault(MessageContext messageContext, Object endpoint) throws Exception {
SaajSoapMessage soapResponse = (SaajSoapMessage) messageContext.getResponse();
alterSoapEnvelope(soapResponse);
return super.handleFault(messageContext, endpoint);
}
private void alterSoapEnvelope(SaajSoapMessage soapResponse) {
Document doc = soapResponse.getDocument();
Element rootElement = doc.getDocumentElement();
rootElement.setPrefix(PREFERRED_PREFIX);
// Remove default SOAP namespace
rootElement.removeAttribute(DEFAULT_NS);
NodeList headerNodes = doc.getElementsByTagNameNS(SOAP_ENV_NAMESPACE, HEADER_LOCAL_NAME);
NodeList bodyNodes = doc.getElementsByTagNameNS(SOAP_ENV_NAMESPACE, BODY_LOCAL_NAME);
NodeList faultNodes = doc.getElementsByTagNameNS(SOAP_ENV_NAMESPACE, FAULT_LOCAL_NAME);
// Remove Header node.
if (headerNodes.getLength() != 0) {
rootElement.removeChild(headerNodes.item(0));
}
// Change Body's SOAP namespace prefix.
if (bodyNodes.getLength() != 0) {
Element bodyElement = (Element) bodyNodes.item(0);
bodyElement.setPrefix(PREFERRED_PREFIX);
}
if (faultNodes.getLength() != 0) {
Element faultElement = (Element) faultNodes.item(0);
faultElement.setPrefix(PREFERRED_PREFIX);
}
}
}
-
Change package-info.java
在包含 WSDL 生成的类的包中。
我已经使用公司的命名空间前缀成功完成了此操作,但它不适用于SOAP-ENV
prefix.
@javax.xml.bind.annotation.XmlSchema(namespace = "http://www.example.com/ns/2008/02/02/webservices/blah",
xmlns = {
@javax.xml.bind.annotation.XmlNs(namespaceURI = "http://www.example.com/ns/2008/02/02/webservices/blah", prefix = ""),
@javax.xml.bind.annotation.XmlNs(namespaceURI = "http://schemas.example.com/ns/2007/10/blah", prefix = "ns2"),
@javax.xml.bind.annotation.XmlNs(namespaceURI = "http://example.com/ns/2007/23/05/blah/fundamental", prefix = "ns3"),
@javax.xml.bind.annotation.XmlNs(namespaceURI = "http://schemas.xmlsoap.org/soap/envelope/", prefix = "soap") // doesn't work
},
elementFormDefault = javax.xml.bind.annotation.XmlNsForm.QUALIFIED)
package com.thomsonreuters.ts.ets.interdayws.soap.webservice;
有没有一个理想的改变方式SOAP-ENV
to soap
在 Spring-WS 中?
顺便说一句,这是设置此前缀的代码。StraapElement.java https://github.com/spring-projects/spring-ws/blob/2.2.2.RELEASE/sandbox/src/main/java/org/springframework/ws/soap/stroap/StroapElement.java#L47
更好的解决方案
Use SOAP消息API https://docs.oracle.com/javase/8/docs/api/javax/xml/soap/SOAPMessage.html而不是 DOM。
private void alterSoapEnvelope(SaajSoapMessage soapResponse) {
try {
SOAPMessage soapMessage = soapResponse.getSaajMessage();
SOAPPart soapPart = soapMessage.getSOAPPart();
SOAPEnvelope envelope = soapPart.getEnvelope();
SOAPHeader header = soapMessage.getSOAPHeader();
SOAPBody body = soapMessage.getSOAPBody();
SOAPFault fault = body.getFault();
envelope.removeNamespaceDeclaration(envelope.getPrefix());
envelope.addNamespaceDeclaration(PREFERRED_PREFIX, SOAP_ENV_NAMESPACE);
envelope.setPrefix(PREFERRED_PREFIX);
header.setPrefix(PREFERRED_PREFIX);
body.setPrefix(PREFERRED_PREFIX);
if (fault != null) {
fault.setPrefix(PREFERRED_PREFIX);
}
} catch (SOAPException e) {
e.printStackTrace();
}
}
现在快多了。
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