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This module contains the Metro runtime code.
/*
* Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Distribution License v. 1.0, which is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
package com.sun.xml.ws.policy.parser;
import com.sun.istack.logging.Logger;
import com.sun.xml.ws.api.policy.AlternativeSelector;
import com.sun.xml.ws.api.policy.PolicyResolver;
import com.sun.xml.ws.api.policy.PolicyResolverFactory;
import com.sun.xml.ws.api.policy.ValidationProcessor;
import com.sun.xml.ws.policy.AssertionSet;
import com.sun.xml.ws.policy.EffectivePolicyModifier;
import com.sun.xml.ws.policy.Policy;
import com.sun.xml.ws.policy.PolicyAssertion;
import com.sun.xml.ws.policy.PolicyMap;
import com.sun.xml.ws.policy.PolicyException;
import com.sun.xml.ws.policy.PolicyConstants;
import com.sun.xml.ws.policy.PolicyMapExtender;
import com.sun.xml.ws.policy.PolicyMapKey;
import com.sun.xml.ws.policy.PolicyMapMutator;
import com.sun.xml.ws.policy.PolicySubject;
import com.sun.xml.ws.policy.localization.LocalizationMessages;
import com.sun.xml.ws.policy.spi.PolicyAssertionValidator.Fitness;
import java.net.URL;
import java.util.Collection;
import javax.xml.stream.FactoryConfigurationError;
import javax.xml.ws.WebServiceException;
/**
* Load and process the WSIT configuration files. If they are not present, fall
* back to the JAX-WS default implementation.
*
* @author Rama Pulavarthi
* @author Fabian Ritzmann
*/
public class WsitPolicyResolver implements PolicyResolver {
private static final Logger LOGGER = Logger.getLogger(WsitPolicyResolver.class);
public PolicyMap resolve(ServerContext context) throws WebServiceException {
final Class endpointClass = context.getEndpointClass();
final String configId = endpointClass == null ? null : endpointClass.getName();
if (!context.hasWsdl()) {
// Parse WSIT config file.
PolicyMap map = null;
try {
Collection mutators = context.getMutators();
// No need to check if configId != null because it never is if we have WSDL
map = PolicyConfigParser.parse(configId, context.getContainer(),
mutators.toArray(new PolicyMapMutator[mutators.size()]));
} catch (PolicyException e) {
throw LOGGER.logSevereException(new WebServiceException(
LocalizationMessages.WSP_5006_FAILED_TO_READ_WSIT_CONFIG_FOR_ID(configId), e));
}
if (map == null)
LOGGER.config(LocalizationMessages.WSP_5008_CREATE_POLICY_MAP_FOR_CONFIG(configId));
else {
// Validate server-side Policies such that there exists a single alternative in each scope.
validateServerPolicyMap(map);
}
return map;
}
else {
try {
if (configId != null) {
// Server-side, there should be only one policy configuration either WSDL or WSIT config.
final URL wsitConfigFile = PolicyConfigParser.findConfigFile(configId, context.getContainer());
if (wsitConfigFile != null) {
LOGGER.warning(LocalizationMessages.WSP_5024_WSIT_CONFIG_AND_WSDL(wsitConfigFile));
}
}
return PolicyResolverFactory.DEFAULT_POLICY_RESOLVER.resolve(context);
} catch (PolicyException e) {
throw LOGGER.logSevereException(new WebServiceException(LocalizationMessages.WSP_5023_FIND_WSIT_CONFIG_FAILED(), e));
}
}
}
public PolicyMap resolve(ClientContext context) {
PolicyMap effectivePolicyMap;
try {
final PolicyMap clientConfigPolicyMap = PolicyConfigParser.parse(
PolicyConstants.CLIENT_CONFIGURATION_IDENTIFIER, context.getContainer());
if (clientConfigPolicyMap == null) {
LOGGER.config(LocalizationMessages.WSP_5014_CLIENT_CONFIG_PROCESSING_SKIPPED());
effectivePolicyMap = context.getPolicyMap();
} else {
//Merge Policy Configuration from WSDL and configuration file.
effectivePolicyMap = mergePolicyMap(context.getPolicyMap(), clientConfigPolicyMap);
}
} catch (PolicyException e) {
throw LOGGER.logSevereException(new WebServiceException(
LocalizationMessages.WSP_5004_ERROR_WHILE_PROCESSING_CLIENT_CONFIG(), e));
}
// Chooses best alternative and sets it as effective Policy in each scope.
if(effectivePolicyMap != null)
return doAlternativeSelection(effectivePolicyMap);
else
return null;
}
/**
* Checks if the PolicyMap has only single alternative in the scope.
*
* @param policyMap
* PolicyMap that needs to be validated.
*/
private static void validateServerPolicyMap(PolicyMap policyMap) {
try {
final ValidationProcessor validationProcessor = ValidationProcessor.getInstance();
for (Policy policy : policyMap) {
// TODO: here is a good place to check if the actual policy has only one alternative...
for (AssertionSet assertionSet : policy) {
for (PolicyAssertion assertion : assertionSet) {
Fitness validationResult = validationProcessor.validateServerSide(assertion);
if (validationResult != Fitness.SUPPORTED) {
throw new PolicyException(LocalizationMessages.WSP_5017_SERVER_SIDE_ASSERTION_VALIDATION_FAILED(
assertion.getName(),
validationResult));
}
}
}
}
} catch (PolicyException e) {
throw new WebServiceException(e);
}
}
/**
* Selects a best alternative if there are multiple policy alternatives.
*
* @param policyMap
* @return
*/
private static PolicyMap doAlternativeSelection(PolicyMap policyMap) {
final EffectivePolicyModifier modifier = EffectivePolicyModifier.createEffectivePolicyModifier();
modifier.connect(policyMap);
try {
AlternativeSelector.doSelection(modifier);
} catch (PolicyException e) {
throw new WebServiceException(e);
} finally {
modifier.disconnect();
}
return policyMap;
}
/**
* Merge Policies policyMap and clientPolicyMap.
*
* @param policyMap The first policy map to be merged.
* @param clientPolicyMap The second policy map to be merged.
* @return merged PolicyMap
* @throws PolicyException If merge failed.
*/
private static PolicyMap mergePolicyMap(PolicyMap policyMap, PolicyMap clientPolicyMap) throws PolicyException {
final PolicyMapExtender mapExtender = PolicyMapExtender.createPolicyMapExtender();
final String clientWsitConfigId = PolicyConstants.CLIENT_CONFIGURATION_IDENTIFIER;
if (policyMap != null) {
mapExtender.connect(policyMap);
try {
for (PolicyMapKey key : clientPolicyMap.getAllServiceScopeKeys()) {
final Policy policy = clientPolicyMap.getServiceEffectivePolicy(key);
// setting subject to provided URL of client WSIT config
mapExtender.putServiceSubject(key, new PolicySubject(clientWsitConfigId, policy));
}
for (PolicyMapKey key : clientPolicyMap.getAllEndpointScopeKeys()) {
final Policy policy = clientPolicyMap.getEndpointEffectivePolicy(key);
// setting subject to provided URL of client WSIT config
mapExtender.putEndpointSubject(key, new PolicySubject(clientWsitConfigId, policy));
}
for (PolicyMapKey key : clientPolicyMap.getAllOperationScopeKeys()) {
final Policy policy = clientPolicyMap.getOperationEffectivePolicy(key);
// setting subject to provided URL of client WSIT config
mapExtender.putOperationSubject(key, new PolicySubject(clientWsitConfigId, policy));
}
for (PolicyMapKey key : clientPolicyMap.getAllInputMessageScopeKeys()) {
final Policy policy = clientPolicyMap.getInputMessageEffectivePolicy(key);
// setting subject to provided URL of client WSIT config
mapExtender.putInputMessageSubject(key, new PolicySubject(clientWsitConfigId, policy));
}
for (PolicyMapKey key : clientPolicyMap.getAllOutputMessageScopeKeys()) {
final Policy policy = clientPolicyMap.getOutputMessageEffectivePolicy(key);
// setting subject to provided URL of client WSIT config
mapExtender.putOutputMessageSubject(key, new PolicySubject(clientWsitConfigId, policy));
}
for (PolicyMapKey key : clientPolicyMap.getAllFaultMessageScopeKeys()) {
final Policy policy = clientPolicyMap.getFaultMessageEffectivePolicy(key);
// setting subject to provided URL of client WSIT config
mapExtender.putFaultMessageSubject(key, new PolicySubject(clientWsitConfigId, policy));
}
LOGGER.fine(LocalizationMessages.WSP_5015_CLIENT_CFG_POLICIES_TRANSFERED_INTO_FINAL_POLICY_MAP(policyMap));
} catch (FactoryConfigurationError ex) {
throw LOGGER.logSevereException(new PolicyException(ex));
}
return policyMap;
} else {
return clientPolicyMap;
}
}
}