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author | 2017-06-27 21:08:37 +0300 | |
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committer | 2017-06-27 21:10:57 +0300 | |
commit | fe17f093d5c61207949eebef95b83baf5139be50 (patch) | |
tree | 776be9df8cd4cf8e5a69bde1f0ed741e78ab08fb /src/main/java/org/openecomp/modelloader/entity/model/ModelV8ArtifactParser.java | |
parent | faa407b9cd0430c1e6b8b668392fe5e33f792432 (diff) |
Allow handling of legact model artifacts
Change-Id: I3d4c5e51140d4d05b3fd871d58c2590421c0e9db
Signed-off-by: Blimkie, Steven (sb787e) <steven.blimkie@amdocs.com>
Diffstat (limited to 'src/main/java/org/openecomp/modelloader/entity/model/ModelV8ArtifactParser.java')
-rw-r--r-- | src/main/java/org/openecomp/modelloader/entity/model/ModelV8ArtifactParser.java | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/src/main/java/org/openecomp/modelloader/entity/model/ModelV8ArtifactParser.java b/src/main/java/org/openecomp/modelloader/entity/model/ModelV8ArtifactParser.java new file mode 100644 index 0000000..f5ecb2b --- /dev/null +++ b/src/main/java/org/openecomp/modelloader/entity/model/ModelV8ArtifactParser.java @@ -0,0 +1,136 @@ +/** + * ============LICENSE_START======================================================= + * Model Loader + * ================================================================================ + * Copyright © 2017 AT&T Intellectual Property. + * Copyright © 2017 Amdocs + * 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. + * ============LICENSE_END========================================================= + * + * ECOMP and OpenECOMP are trademarks + * and service marks of AT&T Intellectual Property. + */ +package org.openecomp.modelloader.entity.model; + +import org.openecomp.cl.api.Logger; +import org.openecomp.cl.eelf.LoggerFactory; +import org.openecomp.modelloader.entity.Artifact; +import org.openecomp.modelloader.service.ModelLoaderMsgs; + +import org.w3c.dom.Document; +import org.w3c.dom.Element; +import org.w3c.dom.Node; +import org.w3c.dom.NodeList; +import org.xml.sax.InputSource; + +import java.io.StringReader; +import java.util.ArrayList; +import java.util.List; + +import javax.xml.parsers.DocumentBuilder; +import javax.xml.parsers.DocumentBuilderFactory; + + +public class ModelV8ArtifactParser implements IModelParser { + + private static String MODEL_NAME_VERSION_ID = "model-name-version-id"; + private static String RELATIONSHIP_DATA = "relationship-data"; + private static String RELATIONSHIP_KEY = "relationship-key"; + private static String RELATIONSHIP_VALUE = "relationship-value"; + private static String MODEL_ELEMENT_RELATIONSHIP_KEY = "model.model-name-version-id"; + + + private static Logger logger = LoggerFactory.getInstance().getLogger(ModelV8ArtifactParser.class.getName()); + + public List<Artifact> parse(byte[] artifactPayload, String artifactName) { + String payload = new String(artifactPayload); + List<Artifact> modelList = new ArrayList<Artifact>(); + + try { + DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); + DocumentBuilder builder = factory.newDocumentBuilder(); + InputSource is = new InputSource(new StringReader(payload)); + Document doc = builder.parse(is); + + ModelV8Artifact model = parseModel(doc.getDocumentElement(), payload); + + if (model != null) { + logger.info(ModelLoaderMsgs.DISTRIBUTION_EVENT, "Model parsed =====>>>> " + "Model-Named-Version-Id: "+ model.getModelNameVersionId()); + modelList.add(model); + } + else { + logger.error(ModelLoaderMsgs.ARTIFACT_PARSE_ERROR, "Unable to parse legacy model artifact " + artifactName); + return null; + } + } + catch (Exception ex) { + logger.error(ModelLoaderMsgs.ARTIFACT_PARSE_ERROR, "Unable to parse legacy model artifact " + artifactName + ": " + ex.getLocalizedMessage()); + } + + return modelList; + } + + private ModelV8Artifact parseModel(Node modelNode, String payload) { + ModelV8Artifact model = new ModelV8Artifact(); + model.setPayload(payload); + + Element e = (Element)modelNode; + model.setModelNamespace(e.getAttribute("xmlns")); + + parseNode(modelNode, model); + + if (model.getModelNameVersionId() == null) { + return null; + } + + return model; + } + + private void parseNode(Node node, ModelV8Artifact model) { + if (node.getNodeName().equalsIgnoreCase(MODEL_NAME_VERSION_ID)) { + model.setModelNameVersionId(node.getTextContent().trim()); + } + else if (node.getNodeName().equalsIgnoreCase(RELATIONSHIP_DATA)) { + parseRelationshipNode(node, model); + } + else { + NodeList nodeList = node.getChildNodes(); + for (int i = 0; i < nodeList.getLength(); i++) { + Node childNode = nodeList.item(i); + parseNode(childNode, model); + } + } + } + + private void parseRelationshipNode(Node node, ModelV8Artifact model) { + String key = null; + String value = null; + + NodeList nodeList = node.getChildNodes(); + for (int i = 0; i < nodeList.getLength(); i++) { + Node childNode = nodeList.item(i); + if (childNode.getNodeName().equalsIgnoreCase(RELATIONSHIP_KEY)) { + key = childNode.getTextContent().trim(); + } + else if (childNode.getNodeName().equalsIgnoreCase(RELATIONSHIP_VALUE)) { + value = childNode.getTextContent().trim(); + } + } + + if ( (key != null) && (key.equalsIgnoreCase(MODEL_ELEMENT_RELATIONSHIP_KEY )) ) { + if (value != null) { + model.addDependentModelId(value); + } + } + } +} |