1 files changed, 133 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/impl/ToscaModelConverter.java b/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/impl/ToscaModelConverter.java
new file mode 100644
index 0000000000..2656382972
--- /dev/null
+++ b/openecomp-be/lib/openecomp-tosca-converter-lib/openecomp-tosca-converter-core/src/main/java/org/openecomp/core/impl/ToscaModelConverter.java
@@ -0,0 +1,133 @@
+/*
+ * -
+ *  ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 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.impl;
+
+import static org.openecomp.core.converter.datatypes.Constants.GLOBAL_ST_NAME;
+import static org.openecomp.sdc.tosca.csar.ToscaMetaEntry.ENTRY_DEFINITIONS;
+import static org.openecomp.sdc.tosca.csar.ToscaMetadataFileInfo.TOSCA_META_PATH_FILE_NAME;
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import org.apache.commons.collections4.MapUtils;
+import org.apache.commons.io.FilenameUtils;
+import org.onap.sdc.tosca.datatypes.model.ServiceTemplate;
+import org.openecomp.core.converter.ServiceTemplateReaderService;
+import org.openecomp.core.utilities.file.FileContentHandler;
+import org.openecomp.sdc.logging.api.Logger;
+import org.openecomp.sdc.logging.api.LoggerFactory;
+import org.openecomp.sdc.tosca.csar.OnboardingToscaMetadata;
+import org.openecomp.sdc.tosca.datatypes.ToscaServiceModel;
+
+public class ToscaModelConverter extends AbstractToscaConverter {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(ToscaModelConverter.class);
+
+    private final Set<String> handledDefinitionFilesList = new HashSet<>();
+    private ToscaServiceModel toscaServiceModel;
+    private Map<String, ServiceTemplate> serviceTemplateMap;
+    private FileContentHandler csarFileContentHandler;
+    private FileContentHandler artifactFileContentHandler;
+    private Map<String, byte[]> csarFileMap;
+    private GlobalSubstitutionServiceTemplate globalSubstitutionServiceTemplate;
+    private String mainDefinitionFilePath;
+
+    @Override
+    public ToscaServiceModel convert(final FileContentHandler fileContentHandler) throws IOException {
+        init(fileContentHandler);
+        handleMainServiceTemplate();
+        handleExternalArtifacts();
+        handleMetadataFile(csarFileMap);
+        updateToscaServiceModel();
+        return toscaServiceModel;
+    }
+
+    private void init(final FileContentHandler fileContentHandler) throws IOException {
+        csarFileContentHandler = fileContentHandler;
+        csarFileMap = new HashMap<>(fileContentHandler.getFiles());
+        toscaServiceModel = new ToscaServiceModel();
+        serviceTemplateMap = new HashMap<>();
+        artifactFileContentHandler = new FileContentHandler();
+        globalSubstitutionServiceTemplate = new GlobalSubstitutionServiceTemplate();
+        mainDefinitionFilePath = getMainServiceDefinitionFileName();
+    }
+
+    @Override
+    public void convertTopologyTemplate(final ServiceTemplate serviceTemplate, final ServiceTemplateReaderService readerService) {
+        new VnfTopologyTemplateConverter().convertTopologyTemplate(serviceTemplate, readerService);
+    }
+
+    private void handleMainServiceTemplate() {
+        if (mainDefinitionFilePath == null) {
+            return;
+        }
+        final String mainServiceTemplateFileName = FilenameUtils.getName(mainDefinitionFilePath);
+        handleServiceTemplate(mainServiceTemplateFileName, mainDefinitionFilePath, csarFileMap, serviceTemplateMap);
+        handleImportDefinitions(mainDefinitionFilePath);
+    }
+
+    private void handleExternalArtifacts() {
+        if (MapUtils.isEmpty(csarFileMap)) {
+            return;
+        }
+        csarFileMap.entrySet().stream()
+            .filter(fileEntry -> !handledDefinitionFilesList.contains(fileEntry.getKey()) && !isMetadataFile(fileEntry.getKey()))
+            .forEach(fileEntry -> {
+                if (isGlobalServiceTemplate(fileEntry.getKey())) {
+                    handleServiceTemplate(GLOBAL_ST_NAME, fileEntry.getKey(), csarFileMap, serviceTemplateMap);
+                } else {
+                    artifactFileContentHandler.addFile(getConcreteArtifactFileName(fileEntry.getKey()), fileEntry.getValue());
+                }
+            });
+    }
+
+    private void handleImportDefinitions(final String fileName) {
+        final var toscaDefinitionImportHandler = new ToscaDefinitionImportHandler(csarFileMap, fileName);
+        if (toscaDefinitionImportHandler.hasError()) {
+            throw new InvalidToscaDefinitionImportException(toscaDefinitionImportHandler.getErrors());
+        }
+        final Map<String, ServiceTemplateReaderService> handledImportDefinitionFileMap =
+            toscaDefinitionImportHandler.getHandledImportDefinitionFileMap();
+        handledDefinitionFilesList.addAll(handledImportDefinitionFileMap.keySet());
+        handledDefinitionFilesList.forEach(file -> handleDefinitionTemplate(file, csarFileMap, globalSubstitutionServiceTemplate));
+    }
+
+    private String getMainServiceDefinitionFileName() throws IOException {
+        try {
+            var toscaMetadata = OnboardingToscaMetadata
+                .parseToscaMetadataFile(csarFileContentHandler.getFileContentAsStream(TOSCA_META_PATH_FILE_NAME));
+            return toscaMetadata.getMetaEntries().get(ENTRY_DEFINITIONS.getName());
+        } catch (final IOException e) {
+            LOGGER.error(e.getMessage(), e);
+            throw new IOException(e.getMessage());
+        }
+    }
+
+    private void updateToscaServiceModel() {
+        final String mainDefinitionSimpleName = FilenameUtils.getName(mainDefinitionFilePath);
+        updateToscaServiceModel(toscaServiceModel, serviceTemplateMap, artifactFileContentHandler, globalSubstitutionServiceTemplate, csarFileMap,
+            mainDefinitionSimpleName);
+    }
+
+}