要将异常转换为返回代码,您可以使用Spring-WS的EndpointExceptionResolver
。以下是一个简单的示例,说明如何使用EndpointExceptionResolver
将异常转换为返回代码。
EndpointExceptionResolver
实现:import org.springframework.ws.server.EndpointInterceptor;
import org.springframework.ws.server.endpoint.AbstractMarshallingPayloadEndpoint;
import org.springframework.ws.server.endpoint.MarshallingPayloadEndpoint;
public class CustomEndpointExceptionResolver extends AbstractMarshallingPayloadEndpoint {
@Override
protected void invokeInternal(MessageContext messageContext) throws Exception {
try {
super.invokeInternal(messageContext);
} catch (Exception e) {
// 将异常转换为返回代码
messageContext.getResponse().setStatus(HttpStatus.INTERNAL_SERVER_ERROR);
}
}
@Override
public void setInterceptors(List<EndpointInterceptor> interceptors) {
super.setInterceptors(interceptors);
}
@Override
public void setMarshaller(Marshaller marshaller) {
super.setMarshaller(marshaller);
}
@Override
public void setUnmarshaller(Unmarshaller unmarshaller) {
super.setUnmarshaller(unmarshaller);
}
@Override
public void setMessageFactory(MessageFactory messageFactory) {
super.setMessageFactory(messageFactory);
}
@Override
public void setMessageSender(MessageSender messageSender) {
super.setMessageSender(messageSender);
}
@Override
public void setMessageReceivers(List<MessageReceiver> messageReceivers) {
super.setMessageReceivers(messageReceivers);
}
@Override
public void setMessageConverters(List<HttpMessageConverter<?>> messageConverters) {
super.setMessageConverters(messageConverters);
}
@Override
public void setDefaultResponseContentType(String defaultResponseContentType) {
super.setDefaultResponseContentType(defaultResponseContentType);
}
}
EndpointExceptionResolver
:<bean class="org.springframework.ws.server.endpoint.mapping.PayloadRootAnnotationMethodEndpointMapping">
<property name="interceptors">
<list>
<ref bean="customEndpointExceptionResolver"/>
</list>
</property>
</bean>
<bean id="customEndpointExceptionResolver" class="com.example.CustomEndpointExceptionResolver">
<property name="marshaller" ref="marshaller"/>
<property name="unmarshaller" ref="unmarshaller"/>
<property name="messageFactory" ref="messageFactory"/>
<property name="messageSender" ref="messageSender"/>
<property name="messageReceivers">
<list>
<ref bean="messageReceiver"/>
</list>
</property>
<property name="messageConverters">
<list>
<ref bean="marshallingHttpMessageConverter"/>
</list>
</property>
<property name="defaultResponseContentType" value="text/xml"/>
</bean>
现在,当Spring-WS处理请求时,如果发生异常,它将使用自定义的EndpointExceptionResolver
将异常转换为返回代码。在这个例子中,它将返回HTTP状态代码500(内部服务器错误)。您可以根据需要自定义异常处理逻辑。
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