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/*
* Copyright © 2017-2018 AT&T Intellectual Property.
* Modifications Copyright © 2018 IBM.
*
* 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.
*/
package org.onap.ccsdk.config.model.validator;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.lang3.StringUtils;
import org.onap.ccsdk.config.model.ConfigModelConstant;
import org.onap.ccsdk.config.model.ConfigModelException;
import org.onap.ccsdk.config.model.data.DataType;
import org.onap.ccsdk.config.model.data.NodeTemplate;
import org.onap.ccsdk.config.model.data.NodeType;
import org.onap.ccsdk.config.model.data.PropertyDefinition;
import org.onap.ccsdk.config.model.data.RequirementAssignment;
import org.onap.ccsdk.config.model.data.ServiceTemplate;
import org.onap.ccsdk.config.model.data.TopologyTemplate;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
/**
* TopologyTemplateValidator.java Purpose: Provide Configuration Generator TopologyTemplateValidator
*
* @version 1.0
*/
public class TopologyTemplateValidator {
private static EELFLogger logger = EELFManager.getInstance().getLogger(TopologyTemplateValidator.class);
private StringBuilder message;
private Map<String, DataType> stDataTypes;
private Map<String, NodeType> stNodeTypes;
private Map<String, NodeTemplate> stNodeTemplates;
private ServiceTemplate serviceTemplate;
private PropertyDefinitionValidator propertyDefinitionValidator;
/**
* This is a TopologyTemplateValidator
*
* @param serviceTemplate
* @throws ConfigModelException
*/
public TopologyTemplateValidator(ServiceTemplate serviceTemplate, StringBuilder message) {
this.serviceTemplate = serviceTemplate;
this.message = message;
propertyDefinitionValidator = new PropertyDefinitionValidator(this.message);
stDataTypes = new HashMap<>();
stNodeTypes = new HashMap<>();
stNodeTemplates = new HashMap<>();
loadInitial();
}
private void loadInitial() {
if (serviceTemplate != null) {
if (serviceTemplate.getDataTypes() != null) {
serviceTemplate.getDataTypes().forEach((dataTypeKey, dataType) -> {
stDataTypes.put(dataTypeKey, dataType);
logger.trace("Data Type ({}) loaded successfully.", dataTypeKey);
});
}
if (serviceTemplate.getNodeTypes() != null) {
serviceTemplate.getNodeTypes().forEach((nodeTypeKey, nodeType) -> {
stNodeTypes.put(nodeTypeKey, nodeType);
logger.trace("Node Type ({}) loaded successfully.", nodeTypeKey);
});
}
if (serviceTemplate.getTopologyTemplate() != null) {
TopologyTemplate topologyTemplate = serviceTemplate.getTopologyTemplate();
if (topologyTemplate.getNodeTemplates() != null) {
topologyTemplate.getNodeTemplates().forEach((nodeTemplateKey, nodeTemplate) -> {
stNodeTemplates.put(nodeTemplateKey, nodeTemplate);
logger.trace("Node Template ({}) Type loaded successfully.", nodeTemplateKey);
});
}
}
}
}
/**
* This is a validateTopologyTemplate to validate the Topology Template
*
* @return boolean
* @throws ConfigModelException
*/
public boolean validateTopologyTemplate() {
if (serviceTemplate != null && serviceTemplate.getTopologyTemplate() != null) {
checkValidInputProperties(serviceTemplate.getTopologyTemplate().getInputs());
validateNodeTemplates(serviceTemplate.getTopologyTemplate().getNodeTemplates());
}
return true;
}
private boolean checkValidInputProperties(Map<String, PropertyDefinition> properties) {
if (properties != null) {
message.append("\n Validation topology template input properties :");
propertyDefinitionValidator.validatePropertyDefinition(stDataTypes, properties);
}
return true;
}
@SuppressWarnings({"squid:S00112", "squid:S3776"})
private boolean validateNodeTemplates(Map<String, NodeTemplate> nodeTemplates) {
if (nodeTemplates != null) {
nodeTemplates.forEach((nodeTemplateKey, nodeTemplate) -> {
if (nodeTemplate != null) {
message.append("\n ##### Validation Node Template (" + nodeTemplateKey + "), of type ("
+ nodeTemplate.getType() + ")");
String nodeTypeName = nodeTemplate.getType();
if (!stNodeTypes.containsKey(nodeTypeName)) {
throw new RuntimeException("Node Type (" + nodeTypeName + ")not Defined.");
}
if (nodeTemplate.getRequirements() != null) {
validateNodeTemplateRequirement(nodeTemplate.getRequirements());
}
// Validate Resource Assignments
NodeType nodeType = stNodeTypes.get(nodeTypeName);
if (nodeType != null
&& ConfigModelConstant.MODEL_TYPE_NODE_ARTIFACT.equals(nodeType.getDerivedFrom())) {
logger.info("Validating Resource Assignment NodeTemplate ({}).", nodeTemplateKey);
ResourceAssignmentValidator resourceAssignmentValidator;
try {
resourceAssignmentValidator = new ResourceAssignmentValidator(nodeTemplate);
resourceAssignmentValidator.validateResourceAssignment();
} catch (ConfigModelException e) {
throw new RuntimeException(e);
}
}
}
});
}
return true;
}
@SuppressWarnings("squid:S00112")
private boolean validateNodeTemplateRequirement(Map<String, RequirementAssignment> requirements) {
if (requirements != null) {
requirements.forEach((requirementKey, requirement) -> {
if (requirement != null) {
String requirementnodeTypeName = requirement.getNode();
String capabilityName = requirement.getCapability();
try {
checkCapabilityPresentInNodeTemplate(requirementnodeTypeName, capabilityName);
} catch (ConfigModelException e) {
throw new RuntimeException(e);
}
}
});
}
return true;
}
private boolean checkCapabilityPresentInNodeTemplate(String nodeTemplateName, String capabilityName)
throws ConfigModelException {
if (StringUtils.isNotBlank(nodeTemplateName) && StringUtils.isNotBlank(capabilityName)) {
if (!stNodeTemplates.containsKey(nodeTemplateName)) {
throw new ConfigModelException(nodeTemplateName + " Node Template not Defined.");
} else {
message.append("\n Node Template (" + nodeTemplateName + ") Defined.");
}
NodeTemplate relationalNodeType = stNodeTemplates.get(nodeTemplateName);
if (relationalNodeType.getCapabilities() == null) {
throw new ConfigModelException(
"Node Template (" + nodeTemplateName + "), doesn't have Capability Definitions.");
}
if (!relationalNodeType.getCapabilities().containsKey(capabilityName)) {
throw new ConfigModelException("Node Type (" + nodeTemplateName + ") doesn't have (" + capabilityName
+ ") Capability Definitions.");
} else {
message.append("\n Node Template (" + nodeTemplateName + ") has (" + capabilityName
+ ") Capability Definitions.");
}
}
return true;
}
}
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