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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2019 Nordix Foundation
* ================================================================================
* 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.openecomp.core.converter.impl.pnfd.parser;
import com.google.common.collect.ImmutableMap;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.stream.Collectors;
import org.apache.commons.collections.MapUtils;
import org.onap.sdc.tosca.datatypes.model.ParameterDefinition;
import org.openecomp.core.converter.impl.pnfd.PnfdQueryExecutor;
import org.openecomp.core.converter.pnfd.model.ConversionDefinition;
import org.openecomp.core.converter.pnfd.model.ConversionQuery;
import org.openecomp.core.converter.pnfd.model.Transformation;
import org.openecomp.core.converter.pnfd.strategy.PnfdConversionStrategy;
import org.openecomp.sdc.tosca.services.DataModelUtil;
public class PnfdInputBlockParser extends AbstractPnfdBlockParser {
public PnfdInputBlockParser(final Transformation transformation) {
super(transformation);
}
@Override
protected Optional<Map<String, Object>> buildParsedBlock(final Map<String, Object> attributeQuery,
final Map<String, Object> originalAttributeMap, final ConversionDefinition conversionDefinition) {
//cannot query for more than one attribute
if (attributeQuery.keySet().size() > 1) {
return Optional.empty();
}
final String attribute = attributeQuery.keySet().iterator().next();
final Map<String, Object> parsedInput = new HashMap<>();
if (attributeQuery.get(attribute) == null) {
final PnfdConversionStrategy pnfdConversionStrategy = conversionDefinition.getPnfdConversionStrategy();
final Optional convertedAttribute = pnfdConversionStrategy.convert(originalAttributeMap.get(attribute));
convertedAttribute.ifPresent(convertedAttribute1 -> parsedInput.put(conversionDefinition.getToAttributeName(), convertedAttribute1));
} else {
final Optional<Map<String, Object>> builtInput = buildParsedBlock((Map<String, Object>) attributeQuery.get(attribute),
(Map<String, Object>) originalAttributeMap.get(attribute), conversionDefinition);
builtInput.ifPresent(builtInput1 -> parsedInput.put(attribute, builtInput1));
}
return parsedInput.isEmpty() ? Optional.empty() : Optional.of(parsedInput);
}
@Override
protected void write(final String blockName, final Map<String, Object> parsedBlockYamlObject) {
if (!parsedBlockYamlObject.isEmpty()) {
final ParameterDefinition parameterDefinition = ParameterDefinitionYamlParser.parse(parsedBlockYamlObject);
DataModelUtil.addInputParameterToTopologyTemplate(templateTo, blockName, parameterDefinition);
}
}
@Override
protected Set<Map<String, Object>> findBlocksToParse() {
final ConversionQuery conversionQuery = transformation.getConversionQuery();
final Map<String, Object> inputsMap = templateFrom.getInputs();
if (MapUtils.isEmpty(inputsMap)) {
return Collections.emptySet();
}
return inputsMap.entrySet().stream()
.filter(inputMapEntry -> PnfdQueryExecutor
.find(conversionQuery, ImmutableMap.of(inputMapEntry.getKey(), inputMapEntry.getValue()))
)
.map(inputMapEntry -> {
final Map<String, Object> map = new HashMap<>();
map.put(inputMapEntry.getKey(), inputMapEntry.getValue());
return map;
}).collect(Collectors.toSet());
}
}
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