org.apache.axis2.addressing.AddressingHelper Maven / Gradle / Ivy
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* 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.addressing;
import org.apache.axiom.om.OMElement;
import org.apache.axis2.AxisFault;
import org.apache.axis2.Constants;
import org.apache.axis2.context.MessageContext;
import org.apache.axis2.deployment.DeploymentConstants;
import org.apache.axis2.description.AxisBinding;
import org.apache.axis2.description.AxisDescription;
import org.apache.axis2.description.AxisEndpoint;
import org.apache.axis2.description.AxisOperation;
import org.apache.axis2.description.Parameter;
import org.apache.axis2.util.LoggingControl;
import org.apache.axis2.util.Utils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import java.util.HashMap;
import java.util.Map;
public class AddressingHelper {
private static final Log log = LogFactory.getLog(AddressingHelper.class);
/**
* Returns true if the ReplyTo address matches one of the supported
* anonymous urls. If the ReplyTo is not set, anonymous is assumed, per the Final
* spec. The AddressingInHandler should have set the ReplyTo to non-null in the
* 2004/08 case to ensure the different semantics. (per AXIS2-885)
*
* According to the WS-Addressing Metadata spec the none URI must not be rejected.
*
* @param messageContext
*/
public static boolean isSyncReplyAllowed(MessageContext messageContext) {
EndpointReference replyTo = messageContext.getReplyTo();
if (replyTo == null) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug(messageContext.getLogIDString() +
" isSyncReplyAllowed: ReplyTo is null. Returning true");
}
return true;
} else {
return replyTo.hasAnonymousAddress() || replyTo.hasNoneAddress();
}
}
/**
* Returns true if the FaultTo address matches one of the supported
* anonymous urls. If the FaultTo is not set, the ReplyTo is checked per the
* spec.
*
* According to the WS-Addressing Metadata spec the none URI must not be rejected.
*
* @param messageContext
* @see #isSyncReplyAllowed(org.apache.axis2.context.MessageContext)
*/
public static boolean isSyncFaultAllowed(MessageContext messageContext) {
EndpointReference faultTo = messageContext.getFaultTo();
if (faultTo == null) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug(messageContext.getLogIDString() +
" isSyncFaultAllowed: FaultTo is null. Returning isSyncReplyAllowed");
}
return isSyncReplyAllowed(messageContext);
} else {
return faultTo.hasAnonymousAddress() || faultTo.hasNoneAddress();
}
}
/**
* Returns true if the ReplyTo address does not match one of the supported
* anonymous urls. If the ReplyTo is not set, anonymous is assumed, per the Final
* spec. The AddressingInHandler should have set the ReplyTo to non-null in the
* 2004/08 case to ensure the different semantics. (per AXIS2-885)
*
* @param messageContext
*/
public static boolean isReplyRedirected(MessageContext messageContext) {
EndpointReference replyTo = messageContext.getReplyTo();
if (replyTo == null) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug(messageContext.getLogIDString() +
" isReplyRedirected: ReplyTo is null. Returning false");
}
return false;
} else {
return !replyTo.hasAnonymousAddress();
}
}
/**
* Returns true if the FaultTo address does not match one of the supported
* anonymous urls. If the FaultTo is not set, the ReplyTo is checked per the
* spec.
*
* @param messageContext
* @see #isReplyRedirected(org.apache.axis2.context.MessageContext)
*/
public static boolean isFaultRedirected(MessageContext messageContext) {
EndpointReference faultTo = messageContext.getFaultTo();
if (faultTo == null) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug(messageContext.getLogIDString() +
" isFaultRedirected: FaultTo is null. Returning isReplyRedirected");
}
return isReplyRedirected(messageContext);
} else {
return !faultTo.hasAnonymousAddress();
}
}
/**
* If the inbound FaultTo header was invalid and caused a fault, the fault should not be
* sent to it.
*
* @return true if the fault should be sent to the FaultTo
*/
public static boolean shouldSendFaultToFaultTo(MessageContext messageContext) {
// there are some information that the fault thrower wants to pass to the fault path.
// Means that the fault is a ws-addressing one hence use the ws-addressing fault action.
Object faultInfoForHeaders =
messageContext.getLocalProperty(Constants.FAULT_INFORMATION_FOR_HEADERS);
// if the exception is due to a problem in the faultTo header itself, we can not use those
// fault informatio to send the error. Try to send using replyTo, leave it to transport
boolean doNotSendFaultUsingFaultTo = false;
if (faultInfoForHeaders != null) {
// TODO: This should probably store a QName instead of a String.. currently we rely on prefix string matching!!
String problemHeaderName = (String) ((Map) faultInfoForHeaders)
.get(AddressingConstants.Final.FAULT_HEADER_PROB_HEADER_QNAME);
doNotSendFaultUsingFaultTo = (problemHeaderName != null && (AddressingConstants
.WSA_DEFAULT_PREFIX + ":" + AddressingConstants.WSA_FAULT_TO)
.equals(problemHeaderName));
}
return !doNotSendFaultUsingFaultTo;
}
public static String getAddressingRequirementParemeterValue(AxisDescription axisDescription){
String value = "";
if (axisDescription != null) {
value = Utils.getParameterValue(
axisDescription.getParameter(AddressingConstants.ADDRESSING_REQUIREMENT_PARAMETER));
if(value !=null){
value = value.trim();
}
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("getAddressingRequirementParemeterValue: value: '" + value + "'");
}
}
if (value == null || "".equals(value)) {
value = AddressingConstants.ADDRESSING_UNSPECIFIED;
}
return value;
}
public static String getRequestAddressingRequirementParameterValue(MessageContext response){
String value = "";
if (response != null) {
HashMap operationMessageContexts = response.getOperationContext().getMessageContexts();
for(MessageContext messageContext : operationMessageContexts.values()) {
// Assumes at most 2 messages on operation, if there is more than 2 it
// will use the value from the first message it gets that is != response
if(!messageContext.equals(response)) {
value = (String) messageContext.getProperty(AddressingConstants.ADDRESSING_REQUIREMENT_PARAMETER);
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("getRequestAddressingRequirementParameterValue: got value from MessageContext "+messageContext+", value: '" + value + "'");
}
break;
}
}
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("getRequestAddressingRequirementParameterValue: value: '" + value + "'");
}
}
if (value == null || "".equals(value)) {
value = AddressingConstants.ADDRESSING_UNSPECIFIED;
}
return value;
}
/**
* Extract the parameter representing the Anonymous flag from the AxisOperation
* and return the String value. Return the default of "optional" if not specified.
*
* @param axisOperation
*/
public static String getInvocationPatternParameterValue(AxisOperation axisOperation) {
String value = "";
if (axisOperation != null) {
value = Utils.getParameterValue(
axisOperation.getParameter(AddressingConstants.WSAM_INVOCATION_PATTERN_PARAMETER_NAME));
if(value !=null){
value = value.trim();
}
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("getInvocationPatternParameterValue: value: '" + value + "'");
}
}
if (value == null || "".equals(value)) {
value = AddressingConstants.WSAM_INVOCATION_PATTERN_BOTH;
}
return value;
}
/**
* Set the value of an existing unlocked Parameter representing Anonymous or add a new one if one
* does not exist. If a locked Parameter of the same name already exists the method will trace and
* return.
*
* @param axisOperation
* @param value
*/
public static void setInvocationPatternParameterValue(AxisOperation axisOperation, String value) {
if (value == null) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setInvocationPatternParameterValue: value passed in is null. return");
}
return;
}
Parameter param =
axisOperation.getParameter(AddressingConstants.WSAM_INVOCATION_PATTERN_PARAMETER_NAME);
// If an existing parameter exists
if (param != null) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setInvocationPatternParameterValue: Parameter already exists");
}
// and is not locked
if (!param.isLocked()) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setInvocationPatternParameterValue: Parameter not locked. Setting value: " +
value);
}
// set the value
param.setValue(value);
}
} else {
// otherwise, if no Parameter exists
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setInvocationPatternParameterValue: Parameter does not exist");
}
// Create new Parameter with correct name/value
param = new Parameter();
param.setName(AddressingConstants.WSAM_INVOCATION_PATTERN_PARAMETER_NAME);
param.setValue(value);
try {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setInvocationPatternParameterValue: Adding parameter with value: " + value);
}
// and add it to the AxisOperation object
axisOperation.addParameter(param);
} catch (AxisFault af) {
// This should not happen. AxisFault is only ever thrown when a locked Parameter
// of the same name already exists and this should be dealt with by the outer
// if statement.
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug(
"setInvocationPatternParameterValue: addParameter failed: " + af.getMessage());
}
}
}
}
public static void setAddressingRequirementParemeterValue(AxisDescription axisDescription, String value) {
if (value == null) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setAddressingRequirementParemeterValue: value passed in is null. return");
}
return;
}
Parameter param =
axisDescription.getParameter(AddressingConstants.ADDRESSING_REQUIREMENT_PARAMETER);
// If an existing parameter exists
if (param != null) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setAddressingRequirementParemeterValue: Parameter already exists");
}
// and is not locked
if (!param.isLocked()) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setAddressingRequirementParemeterValue: Parameter not locked. Setting value: " +
value);
}
// set the value
param.setValue(value);
}
} else {
// otherwise, if no Parameter exists
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setAddressingRequirementParemeterValue: Parameter does not exist");
}
// Create new Parameter with correct name/value
param = new Parameter();
param.setName(AddressingConstants.ADDRESSING_REQUIREMENT_PARAMETER);
param.setValue(value);
try {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug("setAddressingRequirementParemeterValue: Adding parameter with value: " + value);
}
// and add it to the AxisOperation object
axisDescription.addParameter(param);
} catch (AxisFault af) {
// This should not happen. AxisFault is only ever thrown when a locked Parameter
// of the same name already exists and this should be dealt with by the outer
// if statement.
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug(
"setAddressingRequirementParemeterValue: addParameter failed: " + af.getMessage());
}
}
}
}
/**
* @param endpoint
* The endpoint to check for a
* {@link AddressingConstants#ADDRESSING_IDENTITY_PARAMETER}. Must not be
* null
* @return The Addressing identity OMElement ({@link AddressingConstants#QNAME_IDENTITY}) if
* such is configured on the specified endpoint or its binding
* , or null if not available. This will normally be available if the
* service was created from a WSDL which contains a WS-Addressing endpoint reference
* with an <wsid:Identity> extension either on the port or corresponding binding.
*/
public static OMElement getAddressingIdentityParameterValue(AxisEndpoint endpoint) {
OMElement identityElement = (OMElement) endpoint.getParameterValue(AddressingConstants.ADDRESSING_IDENTITY_PARAMETER);
//unwrap identity element if wrapped in a parameter element
//NB: in revision 1371373 wrapping of parameter value when parsing parameters from services.xml has been removed
if (identityElement != null && identityElement.getLocalName().equals(DeploymentConstants.TAG_PARAMETER)) {
identityElement = identityElement.getFirstElement();
}
if (identityElement != null) {
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug(String.format("getAddressingIdentityParameterValue: %s parameter from AxisEndpoint '%s': %s", AddressingConstants.ADDRESSING_IDENTITY_PARAMETER,
endpoint.getName(), identityElement.toString()));
}
return identityElement;
}
AxisBinding binding = endpoint.getBinding();
if (binding != null) {
identityElement = (OMElement) binding.getParameterValue(AddressingConstants.ADDRESSING_IDENTITY_PARAMETER);
}
//unwrap identity element if wrapped in a parameter element
if (identityElement != null && identityElement.getLocalName().equals(DeploymentConstants.TAG_PARAMETER)) {
identityElement = identityElement.getFirstElement();
}
if (LoggingControl.debugLoggingAllowed && log.isDebugEnabled()) {
log.debug(String.format("getAddressingIdentityParameterValue: %s parameter from AxisBinding '%s': %s", AddressingConstants.ADDRESSING_IDENTITY_PARAMETER,
binding.getName(), identityElement == null ? "N/A" : identityElement.toString()));
}
return identityElement;
}
}
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