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Core Parts of Axis2. This includes Axis2 engine, Client API, Addressing support, etc.,
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.axis2;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.soap.SOAPFault;
import org.apache.axiom.soap.SOAPFaultCode;
import org.apache.axiom.soap.SOAPFaultDetail;
import org.apache.axiom.soap.SOAPFaultNode;
import org.apache.axiom.soap.SOAPFaultReason;
import org.apache.axiom.soap.SOAPFaultRole;
import org.apache.axiom.soap.SOAPFaultSubCode;
import org.apache.axiom.soap.SOAPHeaderBlock;
import org.apache.axis2.context.MessageContext;
import javax.xml.namespace.QName;
import java.io.Serializable;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.UndeclaredThrowableException;
import java.rmi.RemoteException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
/**
* An exception which maps cleanly to a SOAP fault.
* This is a base class for exceptions which are mapped to faults.
*
* @see
* SOAP1.2 specification
* @see SOAP1.1 Faults
*
* SOAP faults contain
*
* - A fault string
*
- A fault code
*
- A fault actor
*
- Fault details; an xml tree of fault specific elements
*
*
* As SOAP1.2 faults are a superset of SOAP1.1 faults, this type holds soap1.2 fault information. When
* a SOAP1.1 fault is created, spurious information can be discarded.
* Mapping
*
* SOAP1.2 SOAP1.1
* node faultactor
* reason(0).text faultstring
* faultcode.value faultcode
* faultcode.subcode (discarded)
* detail detail
* role (discarded)
*
*/
public class AxisFault extends RemoteException {
private static final long serialVersionUID = -374933082062124907L;
/**
* assume headers are not used very often
*/
private List headers = new ArrayList(0);
private String message;
private List faultReasonList = new ArrayList(1);
private QName faultCode;
private List faultSubCodes;
private String faultNode;
private String faultRole;
private List details;
private SOAPFaultCode soapFaultCode;
private SOAPFaultReason soapFaultReason;
private SOAPFaultNode soapFaultNode;
private SOAPFaultRole soapFaultRole;
private SOAPFaultDetail soapFaultDetail;
/**
* If not null, this MessageContext represents the fault as it
* should be returned. This is used by higher-level layers
* that want to generate the message themselves so that
* processing may take place before they return control (e.g. JAX-WS.)
*/
private MessageContext faultMessageContext;
/**
* SOAP1.2: URI of faulting node. Null for unknown.
*
* The value of the Node element information item is the URI that
* identifies the SOAP node that generated the fault.
* SOAP nodes that do not act as the ultimate SOAP receiver MUST include this element
* information item.
* An ultimate SOAP receiver MAY include this element information item to
* indicate explicitly that it generated the fault.
*/
private String nodeURI;
private String faultAction;
/**
* Constructor.
*
* @param message the human-readable text describing the fault
*/
public AxisFault(String message) {
this.message = message;
addReason(message);
}
/**
* Constructor
*
* @param faultCode - fault code of the message as a QName
* @param faultReason - the reason for the fault. The language will be defaulted to 'en'
* @param cause embedded fault which caused this one
*/
public AxisFault(QName faultCode, String faultReason, Throwable cause) {
this(faultReason, cause);
setFaultCode(faultCode);
}
/**
* Constructor
*
* @param faultCode - fault code of the message as a QName
* @param faultSubCodes - list sub fault codes as a list if QNames
* @param faultReason - the reason for the fault. The language will be defaulted to 'en'
* @param cause embedded fault which caused this one
*/
public AxisFault(QName faultCode, List faultSubCodes, String faultReason, Throwable cause) {
this(faultReason, cause);
setFaultCode(faultCode);
setFaultSubCodes(faultSubCodes);
}
/**
* Constructor
*
* @param faultCode a QName for the fault code
* @param faultReason the reason for the fault. The language will be defaulted to 'en'
* @param faultNode a URL identifying the SOAP node generating this fault, or null
* @param faultRole a URL identifying the SOAP role active when generating this fault, or null
* @param faultDetail arbitrary XML containing application-specific fault data
*/
public AxisFault(QName faultCode, String faultReason, String faultNode, String faultRole,
OMElement faultDetail) {
this(faultReason, faultCode);
this.faultNode = faultNode;
this.faultRole = faultRole;
setDetail(faultDetail);
}
/**
* This is just a convenience method for the user. If you set these, do not use other methods
* in this class to get and set things.
* Any of the parameters can be null
*
* @param soapFaultCode the fault code
* @param soapFaultReason the fault reason
* @param soapFaultNode the SOAPFaultNode representing the source node for this fault
* @param soapFaultRole the SOAPFaultRole representing the source role for this fault
* @param soapFaultDetail the SOAPFaultDetail containing any application-specific info
*/
public AxisFault(SOAPFaultCode soapFaultCode, SOAPFaultReason soapFaultReason,
SOAPFaultNode soapFaultNode, SOAPFaultRole soapFaultRole,
SOAPFaultDetail soapFaultDetail) {
initializeValues(soapFaultCode, soapFaultReason, soapFaultNode, soapFaultRole,
soapFaultDetail);
}
public AxisFault(SOAPFault fault) {
initializeValues(fault);
}
public AxisFault(SOAPFault fault, MessageContext faultCtx) {
initializeValues(fault);
faultMessageContext = faultCtx;
}
private void initializeValues(SOAPFault fault) {
if (fault != null) {
initializeValues(fault.getCode(), fault.getReason(), fault.getNode(),
fault.getRole(), fault.getDetail());
}
}
private void initializeValues(SOAPFaultCode soapFaultCode,
SOAPFaultReason soapFaultReason,
SOAPFaultNode soapFaultNode,
SOAPFaultRole soapFaultRole,
SOAPFaultDetail soapFaultDetail) {
this.soapFaultCode = soapFaultCode;
this.soapFaultReason = soapFaultReason;
this.soapFaultNode = soapFaultNode;
this.soapFaultRole = soapFaultRole;
this.soapFaultDetail = soapFaultDetail;
if (soapFaultDetail != null) {
// OMElement exceptionElement = soapFaultDetail.getFirstChildWithName(
// new QName(SOAPConstants.SOAP_FAULT_DETAIL_EXCEPTION_ENTRY));
// if (exceptionElement != null && exceptionElement.getText() != null) {
// cause = new Exception(exceptionElement.getText());
// }
details = new ArrayList();
for (Iterator it = soapFaultDetail.getChildElements(); it.hasNext(); ) {
details.add((OMElement)it.next());
}
}
if (soapFaultReason != null) {
message = soapFaultReason.getText();
}
if (soapFaultCode != null) {
// This works the same regardless of SOAP version
faultCode = soapFaultCode.getTextAsQName();
SOAPFaultSubCode subCode = soapFaultCode.getSubCode();
if (subCode != null) {
faultSubCodes = new ArrayList();
while (subCode != null) {
faultSubCodes.add(subCode.getValue().getTextAsQName());
subCode = subCode.getSubCode();
}
}
}
}
/**
* Construct a fault from a Throwable. This is a protected constructor - in general
* to make an AxisFault from an Exception, you should be calling AxisFault.makeFault(e),
* which prevents AxisFaults within AxisFaults.
*
* @param cause the Throwable that caused the problem
*/
protected AxisFault(Throwable cause) {
this((cause != null)
? cause.getMessage()
: null, cause);
}
/**
* Constructor.
*
* @param messageText - this will appear as the Text in the Reason information item of SOAP Fault
* @param faultCode - this will appear as the Value in the Code information item of SOAP Fault
*/
public AxisFault(String messageText, String faultCode) {
this(messageText);
setFaultCode(faultCode);
}
/**
* Constructor
*
* @param messageText this will appear as the Text in the Reason information item of SOAP Fault
* @param faultCode this will appear as the Value in the Code information item of SOAP Fault
*/
public AxisFault(String messageText, QName faultCode) {
this(messageText);
setFaultCode(faultCode);
}
/**
* Constructor
*
* @param message this will appear as the Text in the Reason information item of SOAP Fault
* @param cause the embedded Throwable that caused this fault
*/
public AxisFault(String message, Throwable cause) {
super(message, cause);
if (message != null) {
addReason(message);
this.message = message;
}
}
/**
* @param messageText - this will appear as the Text in the Reason information item of SOAP Fault
* @param faultCode - this will appear as the Value in the Code information item of SOAP Fault
* @param cause - this will appear under the Detail information item of SOAP Fault
*/
public AxisFault(String messageText, QName faultCode, Throwable cause) {
this(messageText, cause);
setFaultCode(faultCode);
}
/**
* @param message
* @param faultMessageContext
* @param cause
*/
public AxisFault(String message, MessageContext faultMessageContext, Throwable cause) {
super(message, cause);
this.faultMessageContext = faultMessageContext;
}
/**
* @param messageText - this will appear as the Text in the Reason information item of SOAP Fault
* @param faultCode - this will appear as the Value in the Code information item of SOAP Fault
* @param cause - this will appear under the Detail information item of SOAP Fault
*/
public AxisFault(String messageText, String faultCode, Throwable cause) {
this(messageText, cause);
setFaultCode(faultCode);
}
/**
* Create an AxisFault by providing a textual message and a MessageContext
* that contains the actual fault representation.
*
* @param message A string that's really only useful for logging.
* @param faultMessageContext A MessageContext which must contain SOAP fault info
*/
public AxisFault(String message, MessageContext faultMessageContext) {
this(message);
this.faultMessageContext = faultMessageContext;
}
/**
* Add a header to the list of fault headers
*
* @param header to add.
*/
public void addHeader(SOAPHeaderBlock header) {
headers.add(header);
}
/**
* Add a reason for the fault in the empty "" language
*
* @param text text message
*/
public void addReason(String text) {
faultReasonList.add(new FaultReason(text, ""));
}
/**
* Add a reason for the fault
*
* @param text text message
* @param language language
*/
public void addReason(String text, String language) {
faultReasonList.add(new FaultReason(text, language));
}
/**
* Returns the first fault reason, if available. If not found, returns null.
*
* @return faultReason
*/
public String getReason() {
if (faultReasonList.size() >= 1) {
return faultReasonList.get(0).getText();
} else if (soapFaultReason != null) {
return soapFaultReason.getText();
}
return null;
}
/**
* Iterate over all of the headers
*
* @return iterator
*/
public ListIterator headerIterator() {
return headers.listIterator();
}
/**
* Get at the headers. Useful for java1.5 iteration.
*
* @return the headers for this fault
*/
public List headers() {
return headers;
}
/**
* Make an AxisFault based on a passed Exception. If the Exception is
* already an AxisFault, simply use that. Otherwise, wrap it in an
* AxisFault. If the Exception is an InvocationTargetException (which
* already wraps another Exception), get the wrapped Exception out from
* there and use that instead of the passed one.
*
* @param e the Exception to build a fault for
* @return an AxisFault representing e
*/
public static AxisFault makeFault(Throwable e) {
if (e instanceof InvocationTargetException) {
return makeFault(((InvocationTargetException) e).getTargetException());
} else if (e instanceof UndeclaredThrowableException) {
Throwable t = ((UndeclaredThrowableException) e).getCause();
if (t instanceof Exception) {
e = t;
}
}
if (e instanceof AxisFault) {
return (AxisFault) e;
}
return new AxisFault(e);
}
/**
* Get the current fault detail. If the fault has several detail elements, only the first one is
* returned.
*
* @return the (first) detail element, or null if there is no detail element
*/
public OMElement getDetail() {
return details == null || details.isEmpty() ? null : details.get(0);
}
/**
* Get the SOAP fault detail elements.
*
* @return the list of SOAP fault detail elements, or null if no detail elements
* have been set for this fault
*/
public List getDetails() {
return details;
}
public QName getFaultCode() {
return faultCode;
}
public List getFaultSubCodes() {
return faultSubCodes;
}
/**
* @return SOAPFaultCode if, user has set a {@link SOAPFaultCode} element when constructing the
* {@link #AxisFault(org.apache.axiom.soap.SOAPFaultCode, org.apache.axiom.soap.SOAPFaultReason, org.apache.axiom.soap.SOAPFaultNode, org.apache.axiom.soap.SOAPFaultRole, org.apache.axiom.soap.SOAPFaultDetail) AxisFault}
*/
public SOAPFaultCode getFaultCodeElement() {
return soapFaultCode;
}
/**
* @return SOAPFaultCode if, user has set a {@link SOAPFaultReason} element when constructing the
* {@link #AxisFault(org.apache.axiom.soap.SOAPFaultCode, org.apache.axiom.soap.SOAPFaultReason, org.apache.axiom.soap.SOAPFaultNode, org.apache.axiom.soap.SOAPFaultRole, org.apache.axiom.soap.SOAPFaultDetail) AxisFault}
*/
public SOAPFaultReason getFaultReasonElement() {
return soapFaultReason;
}
/**
* @return SOAPFaultCode if, user has set a {@link SOAPFaultNode} element when constructing the
* {@link #AxisFault(org.apache.axiom.soap.SOAPFaultCode, org.apache.axiom.soap.SOAPFaultReason, org.apache.axiom.soap.SOAPFaultNode, org.apache.axiom.soap.SOAPFaultRole, org.apache.axiom.soap.SOAPFaultDetail) AxisFault}
*/
public SOAPFaultNode getFaultNodeElement() {
return soapFaultNode;
}
/**
* @return SOAPFaultCode if, user has set a {@link SOAPFaultRole} element when constructing the
* {@link #AxisFault(org.apache.axiom.soap.SOAPFaultCode, org.apache.axiom.soap.SOAPFaultReason, org.apache.axiom.soap.SOAPFaultNode, org.apache.axiom.soap.SOAPFaultRole, org.apache.axiom.soap.SOAPFaultDetail) AxisFault}
*/
public SOAPFaultRole getFaultRoleElement() {
return soapFaultRole;
}
/**
* @return SOAPFaultCode if, user has set a {@link SOAPFaultDetail} element when constructing the
* {@link #AxisFault(org.apache.axiom.soap.SOAPFaultCode, org.apache.axiom.soap.SOAPFaultReason, org.apache.axiom.soap.SOAPFaultNode, org.apache.axiom.soap.SOAPFaultRole, org.apache.axiom.soap.SOAPFaultDetail) AxisFault}
*/
public SOAPFaultDetail getFaultDetailElement() {
return soapFaultDetail;
}
/**
* Get the faulting node uri.
* SOAP1.2
*
* @return URI as a string or null
*/
public String getNodeURI() {
return nodeURI;
}
/**
* Set the entire detail element of the fault
*
* @param detail an OMElement which MUST be
*/
public void setDetail(OMElement detail) {
details = new ArrayList();
details.add(detail);
}
/**
* Set the SOAP fault details.
*
* @param details
* a list of elements for the SOAP fault details
*/
public void setDetails(List details) {
this.details = details;
}
public void setFaultCode(QName soapFaultCode) {
this.faultCode = soapFaultCode;
}
public void setFaultSubCodes(List faultSubCodes) {
this.faultSubCodes = faultSubCodes;
}
public void setFaultCode(String soapFaultCode) {
// TODO: is it really safe to assume that the passed string is always the localpart?
// What if someone passes soapenv:Sender?
faultCode = new QName(soapFaultCode);
}
/**
* Set the faulting node uri. (SOAP1.2)
*
* @param nodeURI a String containing a URI indicating which SOAP Node faulted
*/
public void setNodeURI(String nodeURI) {
this.nodeURI = nodeURI;
}
public String getFaultNode() {
return faultNode;
}
public String getFaultRole() {
return faultRole;
}
/**
* Returns the MessageContext representation of the fault if the fault
* was created by providing that.
*
* @return The MessageContext representing the fault message or null if the
* fault was not created with MessageContext representation.
*/
public MessageContext getFaultMessageContext() {
return faultMessageContext;
}
class FaultReason implements Serializable{
private static final long serialVersionUID = -8125991422614607169L;
/**
* Language of the reason.
* xml:lang="en" "en-GB" or just ""
*/
private String language = "";
/**
* env:reasontext
*/
private String text;
public FaultReason() {
}
public FaultReason(String text, String language) {
this.text = text;
this.language = language;
}
/**
* Returns a string representation of the object.
*
* @return the text value
*/
public String toString() {
return text;
}
public String getLanguage() {
return language;
}
public String getText() {
return text;
}
public void setLanguage(String language) {
this.language = language;
}
public void setText(String text) {
this.text = text;
}
}
/**
* @return the action value set for the fault message
*/
public String getFaultAction() {
return faultAction;
}
/**
* Set the (OPTIONAL) action value for the fault message
*
* @param faultAction a String containing an action URI for the fault
*/
public void setFaultAction(String faultAction) {
this.faultAction = faultAction;
}
/**
* Returns the detail message, including the message from the cause, if any, of this exception.
*
* @return the detail message
*/
public String getMessage() {
return message;
}
/**
* this field is used to identify the axis2 fault type
*/
private int faultType;
public int getFaultType() {
return faultType;
}
public void setFaultType(int faultType) {
this.faultType = faultType;
}
}