com.sun.xml.ws.fault.SOAPFaultBuilder Maven / Gradle / Ivy
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package com.sun.xml.ws.fault;
import com.sun.istack.NotNull;
import com.sun.istack.Nullable;
import com.sun.xml.ws.api.SOAPVersion;
import com.sun.xml.ws.api.message.Message;
import com.sun.xml.ws.api.model.ExceptionType;
import com.sun.xml.ws.encoding.soap.SOAP12Constants;
import com.sun.xml.ws.encoding.soap.SOAPConstants;
import com.sun.xml.ws.encoding.soap.SerializationException;
import com.sun.xml.ws.message.jaxb.JAXBMessage;
import com.sun.xml.ws.message.FaultMessage;
import com.sun.xml.ws.model.CheckedExceptionImpl;
import com.sun.xml.ws.model.JavaMethodImpl;
import com.sun.xml.ws.spi.db.WrapperComposite;
import com.sun.xml.ws.spi.db.XMLBridge;
import com.sun.xml.ws.util.DOMUtil;
import com.sun.xml.ws.util.StringUtils;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.annotation.XmlTransient;
import javax.xml.namespace.QName;
import javax.xml.soap.SOAPFault;
import javax.xml.soap.Detail;
import javax.xml.soap.DetailEntry;
import javax.xml.transform.dom.DOMResult;
import javax.xml.ws.ProtocolException;
import javax.xml.ws.WebServiceException;
import javax.xml.ws.soap.SOAPFaultException;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Iterator;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Base class that represents SOAP 1.1 or SOAP 1.2 fault. This class can be used by the invocation handlers to create
* an Exception from a received messge.
*
* @author Vivek Pandey
*/
public abstract class SOAPFaultBuilder {
/**
* Gives the {@link DetailType} for a Soap 1.1 or Soap 1.2 message that can be used to create either a checked exception or
* a protocol specific exception
*/
abstract DetailType getDetail();
abstract void setDetail(DetailType detailType);
public @XmlTransient @Nullable QName getFirstDetailEntryName() {
DetailType dt = getDetail();
if (dt != null) {
Node entry = dt.getDetail(0);
if (entry != null) {
return new QName(entry.getNamespaceURI(), entry.getLocalName());
}
}
return null;
}
/**
* gives the fault string that can be used to create an {@link Exception}
*/
abstract String getFaultString();
/**
* This should be called from the client side to throw an {@link Exception} for a given soap mesage
*/
public Throwable createException(Map exceptions) throws JAXBException {
DetailType dt = getDetail();
Node detail = null;
if(dt != null) detail = dt.getDetail(0);
//return ProtocolException if the detail is not present or there is no checked exception
if(detail == null || exceptions == null){
// No soap detail, doesnt look like its a checked exception
// throw a protocol exception
return attachServerException(getProtocolException());
}
//check if the detail is a checked exception, if not throw a ProtocolException
QName detailName = new QName(detail.getNamespaceURI(), detail.getLocalName());
CheckedExceptionImpl ce = exceptions.get(detailName);
if (ce == null) {
//No Checked exception for the received detail QName, throw a SOAPFault exception
return attachServerException(getProtocolException());
}
if (ce.getExceptionType().equals(ExceptionType.UserDefined)) {
return attachServerException(createUserDefinedException(ce));
}
Class exceptionClass = ce.getExceptionClass();
try {
Constructor constructor = exceptionClass.getConstructor(String.class, (Class) ce.getDetailType().type);
Exception exception = (Exception) constructor.newInstance(getFaultString(), getJAXBObject(detail, ce));
return attachServerException(exception);
} catch (Exception e) {
throw new WebServiceException(e);
}
}
/**
* To be called to convert a {@link ProtocolException} and faultcode for a given {@link SOAPVersion} in to a {@link Message}.
*
* @param soapVersion {@link SOAPVersion#SOAP_11} or {@link SOAPVersion#SOAP_12}
* @param ex a ProtocolException
* @param faultcode soap faultcode. Its ignored if the {@link ProtocolException} instance is {@link SOAPFaultException} and it has a
* faultcode present in the underlying {@link SOAPFault}.
* @return {@link Message} representing SOAP fault
*/
public static @NotNull Message createSOAPFaultMessage(@NotNull SOAPVersion soapVersion, @NotNull ProtocolException ex, @Nullable QName faultcode){
Object detail = getFaultDetail(null, ex);
if(soapVersion == SOAPVersion.SOAP_12)
return createSOAP12Fault(soapVersion, ex, detail, null, faultcode);
return createSOAP11Fault(soapVersion, ex, detail, null, faultcode);
}
/**
* To be called by the server runtime in the situations when there is an Exception that needs to be transformed in
* to a soapenv:Fault payload.
*
* @param ceModel {@link CheckedExceptionImpl} model that provides useful informations such as the detail tagname
* and the Exception associated with it. Caller of this constructor should get the CheckedException
* model by calling {@link JavaMethodImpl#getCheckedException(Class)}, where
* Class is t.getClass().
*
* If its null then this is not a checked exception and in that case the soap fault will be
* serialized only from the exception as described below.
* @param ex Exception that needs to be translated into soapenv:Fault, always non-null.
*
* - If t is instance of {@link SOAPFaultException} then its serilaized as protocol exception.
*
- If t.getCause() is instance of {@link SOAPFaultException} and t is a checked exception then
* the soap fault detail is serilaized from t and the fault actor/string/role is taken from t.getCause().
*
* @param soapVersion non-null
*/
public static Message createSOAPFaultMessage(SOAPVersion soapVersion, CheckedExceptionImpl ceModel, Throwable ex) {
// Sometimes InvocationTargetException.getCause() is null
// but InvocationTargetException.getTargetException() contains the real exception
// even though they are supposed to be equivalent.
// If we only look at .getCause this results in the real exception being lost.
// Looks like a JDK bug.
final Throwable t =
ex instanceof java.lang.reflect.InvocationTargetException
?
((java.lang.reflect.InvocationTargetException)ex).getTargetException()
:
ex;
return createSOAPFaultMessage(soapVersion, ceModel, t, null);
}
/**
* Create the Message with the specified faultCode
*
* @see #createSOAPFaultMessage(SOAPVersion, CheckedExceptionImpl, Throwable)
*/
public static Message createSOAPFaultMessage(SOAPVersion soapVersion, CheckedExceptionImpl ceModel, Throwable ex, QName faultCode) {
Object detail = getFaultDetail(ceModel, ex);
if(soapVersion == SOAPVersion.SOAP_12)
return createSOAP12Fault(soapVersion, ex, detail, ceModel, faultCode);
return createSOAP11Fault(soapVersion, ex, detail, ceModel, faultCode);
}
/**
* Server runtime will call this when there is some internal error not resulting from an exception.
*
* @param soapVersion {@link SOAPVersion#SOAP_11} or {@link SOAPVersion#SOAP_12}
* @param faultString must be non-null
* @param faultCode For SOAP 1.1, it must be one of
*
* - {@link SOAPVersion#faultCodeClient}
*
- {@link SOAPVersion#faultCodeServer}
*
- {@link SOAPConstants#FAULT_CODE_MUST_UNDERSTAND}
*
- {@link SOAPConstants#FAULT_CODE_VERSION_MISMATCH}
*
*
* For SOAP 1.2
*
* - {@link SOAPVersion#faultCodeClient}
*
- {@link SOAPVersion#faultCodeServer}
*
- {@link SOAP12Constants#FAULT_CODE_MUST_UNDERSTAND}
*
- {@link SOAP12Constants#FAULT_CODE_VERSION_MISMATCH}
*
- {@link SOAP12Constants#FAULT_CODE_DATA_ENCODING_UNKNOWN}
*
* @return non-null {@link Message}
*/
public static Message createSOAPFaultMessage(SOAPVersion soapVersion, String faultString, QName faultCode) {
if (faultCode == null)
faultCode = getDefaultFaultCode(soapVersion);
return createSOAPFaultMessage(soapVersion, faultString, faultCode, null);
}
public static Message createSOAPFaultMessage(SOAPVersion soapVersion, SOAPFault fault) {
switch (soapVersion) {
case SOAP_11:
return JAXBMessage.create(JAXB_CONTEXT, new SOAP11Fault(fault), soapVersion);
case SOAP_12:
return JAXBMessage.create(JAXB_CONTEXT, new SOAP12Fault(fault), soapVersion);
default:
throw new AssertionError();
}
}
private static Message createSOAPFaultMessage(SOAPVersion soapVersion, String faultString, QName faultCode, Element detail) {
switch (soapVersion) {
case SOAP_11:
return JAXBMessage.create(JAXB_CONTEXT, new SOAP11Fault(faultCode, faultString, null, detail), soapVersion);
case SOAP_12:
return JAXBMessage.create(JAXB_CONTEXT, new SOAP12Fault(faultCode, faultString, detail), soapVersion);
default:
throw new AssertionError();
}
}
/**
* Creates a DOM node that represents the complete stack trace of the exception,
* and attach that to {@link DetailType}.
*/
final void captureStackTrace(@Nullable Throwable t) {
if(t==null) return;
if(!captureStackTrace) return; // feature disabled
try {
Document d = DOMUtil.createDom();
ExceptionBean.marshal(t,d);
DetailType detail = getDetail();
if(detail==null)
setDetail(detail=new DetailType());
detail.getDetails().add(d.getDocumentElement());
} catch (JAXBException e) {
// this should never happen
logger.log(Level.WARNING, "Unable to capture the stack trace into XML",e);
}
}
/**
* Initialize the cause of this exception by attaching the server side exception.
*/
private T attachServerException(T t) {
DetailType detail = getDetail();
if(detail==null) return t; // no details
for (Element n : detail.getDetails()) {
if(ExceptionBean.isStackTraceXml(n)) {
try {
t.initCause(ExceptionBean.unmarshal(n));
} catch (JAXBException e) {
// perhaps incorrectly formatted XML.
logger.log(Level.WARNING, "Unable to read the capture stack trace in the fault",e);
}
return t;
}
}
return t;
}
abstract protected Throwable getProtocolException();
private Object getJAXBObject(Node jaxbBean, CheckedExceptionImpl ce) throws JAXBException {
XMLBridge bridge = ce.getBond();
return bridge.unmarshal(jaxbBean,null);
}
private Exception createUserDefinedException(CheckedExceptionImpl ce) {
Class exceptionClass = ce.getExceptionClass();
Class detailBean = ce.getDetailBean();
try{
Node detailNode = getDetail().getDetails().get(0);
Object jaxbDetail = getJAXBObject(detailNode, ce);
if (jaxbDetail instanceof Exception) return (Exception)jaxbDetail;
Constructor exConstructor;
try{
exConstructor = exceptionClass.getConstructor(String.class, detailBean);
return (Exception) exConstructor.newInstance(getFaultString(), jaxbDetail);
}catch(NoSuchMethodException e){
exConstructor = exceptionClass.getConstructor(String.class);
return (Exception) exConstructor.newInstance(getFaultString());
}
} catch (Exception e) {
throw new WebServiceException(e);
}
}
private static String getWriteMethod(Field f) {
return "set" + StringUtils.capitalize(f.getName());
}
private static Object getFaultDetail(CheckedExceptionImpl ce, Throwable exception) {
if (ce == null)
return null;
if (ce.getExceptionType().equals(ExceptionType.UserDefined)) {
return createDetailFromUserDefinedException(ce, exception);
}
try {
return ce.getFaultInfoGetter().invoke(exception);
} catch (Exception e) {
throw new SerializationException(e);
}
}
private static Object createDetailFromUserDefinedException(CheckedExceptionImpl ce, Object exception) {
Class detailBean = ce.getDetailBean();
if (ce.getExceptionClass().equals(detailBean)) return exception;
Field[] fields = detailBean.getDeclaredFields();
try {
Object detail = detailBean.newInstance();
for (Field f : fields) {
Method em = exception.getClass().getMethod(getReadMethod(f));
try {
Method sm = detailBean.getMethod(getWriteMethod(f), em.getReturnType());
sm.invoke(detail, em.invoke(exception));
} catch(NoSuchMethodException ne) {
// Try to use exception bean's public field to populate the value.
Field sf = detailBean.getField(f.getName());
sf.set(detail, em.invoke(exception));
}
}
return detail;
} catch (Exception e) {
throw new SerializationException(e);
}
}
private static String getReadMethod(Field f) {
if (f.getType().isAssignableFrom(boolean.class))
return "is" + StringUtils.capitalize(f.getName());
return "get" + StringUtils.capitalize(f.getName());
}
private static Message createSOAP11Fault(SOAPVersion soapVersion, Throwable e, Object detail, CheckedExceptionImpl ce, QName faultCode) {
SOAPFaultException soapFaultException = null;
String faultString = null;
String faultActor = null;
Throwable cause = e.getCause();
if (e instanceof SOAPFaultException) {
soapFaultException = (SOAPFaultException) e;
} else if (cause != null && cause instanceof SOAPFaultException) {
soapFaultException = (SOAPFaultException) e.getCause();
}
if (soapFaultException != null) {
QName soapFaultCode = soapFaultException.getFault().getFaultCodeAsQName();
if(soapFaultCode != null)
faultCode = soapFaultCode;
faultString = soapFaultException.getFault().getFaultString();
faultActor = soapFaultException.getFault().getFaultActor();
}
if (faultCode == null) {
faultCode = getDefaultFaultCode(soapVersion);
}
if (faultString == null) {
faultString = e.getMessage();
if (faultString == null) {
faultString = e.toString();
}
}
Element detailNode = null;
QName firstEntry = null;
if (detail == null && soapFaultException != null) {
detailNode = soapFaultException.getFault().getDetail();
firstEntry = getFirstDetailEntryName((Detail)detailNode);
} else if(ce != null){
try {
DOMResult dr = new DOMResult();
ce.getBond().marshal(detail,dr);
detailNode = (Element)dr.getNode().getFirstChild();
firstEntry = getFirstDetailEntryName(detailNode);
} catch (JAXBException e1) {
//Should we throw Internal Server Error???
faultString = e.getMessage();
faultCode = getDefaultFaultCode(soapVersion);
}
}
SOAP11Fault soap11Fault = new SOAP11Fault(faultCode, faultString, faultActor, detailNode);
//Don't fill the stacktrace for Service specific exceptions.
if(ce == null) {
soap11Fault.captureStackTrace(e);
}
Message msg = JAXBMessage.create(JAXB_CONTEXT, soap11Fault, soapVersion);
return new FaultMessage(msg, firstEntry);
}
private static @Nullable QName getFirstDetailEntryName(@Nullable Detail detail) {
if (detail != null) {
Iterator it = detail.getDetailEntries();
if (it.hasNext()) {
DetailEntry entry = it.next();
return getFirstDetailEntryName(entry);
}
}
return null;
}
private static @NotNull QName getFirstDetailEntryName(@NotNull Element entry) {
return new QName(entry.getNamespaceURI(), entry.getLocalName());
}
private static Message createSOAP12Fault(SOAPVersion soapVersion, Throwable e, Object detail, CheckedExceptionImpl ce, QName faultCode) {
SOAPFaultException soapFaultException = null;
CodeType code = null;
String faultString = null;
String faultRole = null;
String faultNode = null;
Throwable cause = e.getCause();
if (e instanceof SOAPFaultException) {
soapFaultException = (SOAPFaultException) e;
} else if (cause != null && cause instanceof SOAPFaultException) {
soapFaultException = (SOAPFaultException) e.getCause();
}
if (soapFaultException != null) {
SOAPFault fault = soapFaultException.getFault();
QName soapFaultCode = fault.getFaultCodeAsQName();
if(soapFaultCode != null){
faultCode = soapFaultCode;
code = new CodeType(faultCode);
Iterator iter = fault.getFaultSubcodes();
boolean first = true;
SubcodeType subcode = null;
while(iter.hasNext()){
QName value = (QName)iter.next();
if(first){
SubcodeType sct = new SubcodeType(value);
code.setSubcode(sct);
subcode = sct;
first = false;
continue;
}
subcode = fillSubcodes(subcode, value);
}
}
faultString = soapFaultException.getFault().getFaultString();
faultRole = soapFaultException.getFault().getFaultActor();
faultNode = soapFaultException.getFault().getFaultNode();
}
if (faultCode == null) {
faultCode = getDefaultFaultCode(soapVersion);
code = new CodeType(faultCode);
}else if(code == null){
code = new CodeType(faultCode);
}
if (faultString == null) {
faultString = e.getMessage();
if (faultString == null) {
faultString = e.toString();
}
}
ReasonType reason = new ReasonType(faultString);
Element detailNode = null;
QName firstEntry = null;
if (detail == null && soapFaultException != null) {
detailNode = soapFaultException.getFault().getDetail();
firstEntry = getFirstDetailEntryName((Detail)detailNode);
} else if(detail != null){
try {
DOMResult dr = new DOMResult();
ce.getBond().marshal(detail, dr);
detailNode = (Element)dr.getNode().getFirstChild();
firstEntry = getFirstDetailEntryName(detailNode);
} catch (JAXBException e1) {
//Should we throw Internal Server Error???
faultString = e.getMessage();
}
}
SOAP12Fault soap12Fault = new SOAP12Fault(code, reason, faultNode, faultRole, detailNode);
//Don't fill the stacktrace for Service specific exceptions.
if(ce == null) {
soap12Fault.captureStackTrace(e);
}
Message msg = JAXBMessage.create(JAXB_CONTEXT, soap12Fault, soapVersion);
return new FaultMessage(msg, firstEntry);
}
private static SubcodeType fillSubcodes(SubcodeType parent, QName value){
SubcodeType newCode = new SubcodeType(value);
parent.setSubcode(newCode);
return newCode;
}
private static QName getDefaultFaultCode(SOAPVersion soapVersion) {
return soapVersion.faultCodeServer;
}
/**
* Parses a fault {@link Message} and returns it as a {@link SOAPFaultBuilder}.
*
* @return always non-null valid object.
* @throws JAXBException if the parsing fails.
*/
public static SOAPFaultBuilder create(Message msg) throws JAXBException {
return msg.readPayloadAsJAXB(JAXB_CONTEXT.createUnmarshaller());
}
/**
* This {@link JAXBContext} can handle SOAP 1.1/1.2 faults.
*/
private static final JAXBContext JAXB_CONTEXT;
private static final Logger logger = Logger.getLogger(SOAPFaultBuilder.class.getName());
/**
* Set to false if you don't want the generated faults to have stack trace in it.
*/
public static final boolean captureStackTrace;
/*package*/ static final String CAPTURE_STACK_TRACE_PROPERTY = SOAPFaultBuilder.class.getName()+".captureStackTrace";
static {
boolean tmpVal = false;
try {
tmpVal = Boolean.getBoolean(CAPTURE_STACK_TRACE_PROPERTY);
} catch (SecurityException e) {
// ignore
}
captureStackTrace = tmpVal;
JAXB_CONTEXT = createJAXBContext();
}
private static JAXBContext createJAXBContext() {
// in jdk runtime doPrivileged is necessary since JAX-WS internal classes are in restricted packages
if (isJDKRuntime()) {
return AccessController.doPrivileged(
new PrivilegedAction() {
@Override
public JAXBContext run() {
try {
return JAXBContext.newInstance(SOAP11Fault.class, SOAP12Fault.class);
} catch (JAXBException e) {
throw new Error(e);
}
}
});
} else {
try {
return JAXBContext.newInstance(SOAP11Fault.class, SOAP12Fault.class);
} catch (JAXBException e) {
throw new Error(e);
}
}
}
private static boolean isJDKRuntime() {
return SOAPFaultBuilder.class.getName().contains("internal");
}
}