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/*-
* ============LICENSE_START=======================================================
* ONAP
* ================================================================================
* Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.policy.xacml.pdp.application.optimization;
import com.att.research.xacml.api.AttributeValue;
import com.att.research.xacml.api.DataType;
import com.att.research.xacml.api.DataTypeException;
import com.att.research.xacml.api.DataTypeFactory;
import com.att.research.xacml.api.Identifier;
import com.att.research.xacml.api.Request;
import com.att.research.xacml.api.XACML3;
import com.att.research.xacml.std.StdMutableAttribute;
import com.att.research.xacml.std.StdMutableRequest;
import com.att.research.xacml.std.StdMutableRequestAttributes;
import com.att.research.xacml.std.annotations.XACMLSubject;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import org.onap.policy.models.decisions.concepts.DecisionRequest;
import org.onap.policy.pdp.xacml.application.common.ToscaDictionary;
import org.onap.policy.pdp.xacml.application.common.XacmlApplicationException;
import org.onap.policy.pdp.xacml.application.common.std.StdMatchablePolicyRequest;
public class OptimizationSubscriberRequest extends StdMatchablePolicyRequest {
@XACMLSubject(attributeId = "urn:org:onap:optimization:subscriber:name", includeInResults = true)
List<String> subscriberRoles;
/**
* Create an instance of xacml request.
*
* @param decisionRequest Incoming DecisionRequest object
* @return XACML request
* @throws XacmlApplicationException XacmlApplicationException
*/
@SuppressWarnings({"rawtypes", "unchecked"})
public static Request createInstance(DecisionRequest decisionRequest) throws XacmlApplicationException {
Request request = StdMatchablePolicyRequest.createInstance(decisionRequest);
//
// Add in the context attributes
//
StdMutableRequest mutableRequest = new StdMutableRequest(request);
StdMutableRequestAttributes contextAttributes = new StdMutableRequestAttributes();
contextAttributes.setCategory(XACML3.ID_SUBJECT_CATEGORY_ACCESS_SUBJECT);
//
// Add the context attributes
//
Map<String, Object> contexts = decisionRequest.getContext();
for (Entry<String, Object> entrySet : contexts.entrySet()) {
try {
//
// Should always be a collection, but in case someone changes
// the class without checking this repo.
//
if (entrySet.getValue() instanceof Collection) {
addSubject(contextAttributes, (Collection) entrySet.getValue(),
ToscaDictionary.ID_SUBJECT_OPTIMIZATION_SUBSCRIBER_NAME);
} else {
addSubject(contextAttributes, Arrays.asList(entrySet.getValue().toString()),
ToscaDictionary.ID_SUBJECT_OPTIMIZATION_SUBSCRIBER_NAME);
}
} catch (DataTypeException e) {
throw new XacmlApplicationException("Failed to add resource ", e);
}
}
mutableRequest.add(contextAttributes);
return mutableRequest;
}
protected static StdMutableRequestAttributes addSubject(StdMutableRequestAttributes attributes,
Collection<Object> values, Identifier id) throws DataTypeException {
DataTypeFactory factory = getDataTypeFactory();
if (factory == null) {
return null;
}
for (Object value : values) {
StdMutableAttribute mutableAttribute = new StdMutableAttribute();
mutableAttribute.setCategory(XACML3.ID_SUBJECT_CATEGORY_ACCESS_SUBJECT);
mutableAttribute.setAttributeId(id);
mutableAttribute.setIncludeInResults(true);
DataType<?> dataTypeExtended = factory.getDataType(XACML3.ID_DATATYPE_STRING);
AttributeValue<?> attributeValue = dataTypeExtended.createAttributeValue(value);
Collection<AttributeValue<?>> attributeValues = new ArrayList<>();
attributeValues.add(attributeValue);
mutableAttribute.setValues(attributeValues);
attributes.add(mutableAttribute);
}
return attributes;
}
}
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