diff options
Diffstat (limited to 'src/main/java/org/openecomp/modelloader/entity/model/ModelArtifactParser.java')
-rw-r--r-- | src/main/java/org/openecomp/modelloader/entity/model/ModelArtifactParser.java | 462 |
1 files changed, 265 insertions, 197 deletions
diff --git a/src/main/java/org/openecomp/modelloader/entity/model/ModelArtifactParser.java b/src/main/java/org/openecomp/modelloader/entity/model/ModelArtifactParser.java index 625145f..de27924 100644 --- a/src/main/java/org/openecomp/modelloader/entity/model/ModelArtifactParser.java +++ b/src/main/java/org/openecomp/modelloader/entity/model/ModelArtifactParser.java @@ -1,197 +1,265 @@ -/*- - * ============LICENSE_START======================================================= - * MODEL LOADER SERVICE - * ================================================================================ - * Copyright (C) 2017 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. - * ============LICENSE_END========================================================= - */ - -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.entity.ArtifactType; -import org.openecomp.modelloader.service.ModelLoaderMsgs; -import org.openecomp.modelloader.util.JsonXmlConverter; -import org.w3c.dom.Document; -import org.w3c.dom.Node; -import org.w3c.dom.NodeList; -import org.xml.sax.InputSource; - -import java.io.StringReader; -import java.io.StringWriter; -import java.util.ArrayList; -import java.util.List; - -import javax.xml.parsers.DocumentBuilder; -import javax.xml.parsers.DocumentBuilderFactory; -import javax.xml.transform.OutputKeys; -import javax.xml.transform.Transformer; -import javax.xml.transform.TransformerException; -import javax.xml.transform.TransformerFactory; -import javax.xml.transform.dom.DOMSource; -import javax.xml.transform.stream.StreamResult; - -public class ModelArtifactParser { - - private static String MODELS_ELEMENT = "models"; - private static String MODEL_ELEMENT = "model"; - private static String NAMED_QUERIES_ELEMENT = "named-queries"; - private static String NAMED_QUERY_ELEMENT = "named-query"; - private static String MODEL_NAME_VERSION_ID = "model-name-version-id"; - private static String NAMED_QUERY_VERSION_ID = "named-query-uuid"; - 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(ModelArtifactParser.class.getName()); - - /** - * This method parses the given artifact payload in byte array format and - * generates a list of model artifacts according to the content. - * - * @param artifactPayload - * artifact content to be parsed - * @param artifactName - * name of the artifact - * @return a list of model artifacts - */ - public List<Artifact> parse(byte[] artifactPayload, String artifactName) { - String payload = new String(artifactPayload); - List<Artifact> modelList = new ArrayList<Artifact>(); - - try { - // Artifact could be JSON or XML - if (JsonXmlConverter.isValidJson(payload)) { - payload = JsonXmlConverter.convertJsonToXml(payload); - } - - DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); - DocumentBuilder builder = factory.newDocumentBuilder(); - InputSource is = new InputSource(new StringReader(payload)); - Document doc = builder.parse(is); - - if ((doc.getDocumentElement().getNodeName().equalsIgnoreCase(MODEL_ELEMENT)) - || (doc.getDocumentElement().getNodeName().equalsIgnoreCase(NAMED_QUERY_ELEMENT))) { - ModelArtifact model = parseModel(doc.getDocumentElement(), payload); - if (model != null) { - modelList.add(model); - } else { - // TODO: A WARN message? - logger.info(ModelLoaderMsgs.DISTRIBUTION_EVENT, - "Unable to parse artifact " + artifactName); - } - } else if ((doc.getDocumentElement().getNodeName().equalsIgnoreCase(MODELS_ELEMENT)) - || (doc.getDocumentElement().getNodeName().equalsIgnoreCase(NAMED_QUERIES_ELEMENT))) { - // The complete set of models/named-queries were contained in this - // artifact - NodeList nodeList = doc.getDocumentElement().getChildNodes(); - for (int i = 0; i < nodeList.getLength(); i++) { - Node childNode = nodeList.item(i); - if ((childNode.getNodeName().equalsIgnoreCase(MODEL_ELEMENT)) - || (childNode.getNodeName().equalsIgnoreCase(NAMED_QUERY_ELEMENT))) { - String modelPayload = nodeToString(childNode); - ModelArtifact model = parseModel(childNode, modelPayload); - if (model != null) { - modelList.add(model); - } else { - // TODO: A WARN message? - logger.info(ModelLoaderMsgs.DISTRIBUTION_EVENT, - "Unable to parse artifact " + artifactName); - modelList.clear(); - break; - } - } - } - } - } catch (Exception ex) { - // This may not be an error. We may be receiving an artifact that is - // unrelated - // to models. In this case, we just ignore it. - // TODO: A WARN message? - logger.info(ModelLoaderMsgs.DISTRIBUTION_EVENT, - "Unable to parse artifact " + artifactName + ": " + ex.getLocalizedMessage()); - } - - return modelList; - } - - private ModelArtifact parseModel(Node modelNode, String payload) { - ModelArtifact model = new ModelArtifact(); - model.setPayload(payload); - - if (modelNode.getNodeName().equalsIgnoreCase(MODEL_ELEMENT)) { - model.setType(ArtifactType.MODEL); - } else { - model.setType(ArtifactType.NAMED_QUERY); - } - - parseNode(modelNode, model); - - if (model.getNameVersionId() == null) { - return null; - } - - return model; - } - - private void parseNode(Node node, ModelArtifact model) { - if (node.getNodeName().equalsIgnoreCase(MODEL_NAME_VERSION_ID)) { - model.setNameVersionId(node.getTextContent().trim()); - } else if (node.getNodeName().equalsIgnoreCase(NAMED_QUERY_VERSION_ID)) { - model.setNameVersionId(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, ModelArtifact 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); - } - } - } - - private String nodeToString(Node node) throws TransformerException { - StringWriter sw = new StringWriter(); - Transformer transfomer = TransformerFactory.newInstance().newTransformer(); - transfomer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes"); - transfomer.transform(new DOMSource(node), new StreamResult(sw)); - return sw.toString(); - } -} +/**
+ * ============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.entity.ArtifactType;
+import org.openecomp.modelloader.service.ModelLoaderMsgs;
+import org.openecomp.modelloader.util.JsonXmlConverter;
+
+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.io.StringWriter;
+import java.util.ArrayList;
+import java.util.List;
+
+import javax.xml.XMLConstants;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import javax.xml.transform.OutputKeys;
+import javax.xml.transform.Transformer;
+import javax.xml.transform.TransformerException;
+import javax.xml.transform.TransformerFactory;
+import javax.xml.transform.dom.DOMSource;
+import javax.xml.transform.stream.StreamResult;
+
+
+public class ModelArtifactParser {
+
+ private static String MODELS_ELEMENT = "models";
+ private static String MODEL_ELEMENT = "model";
+ private static String NAMED_QUERIES_ELEMENT = "named-queries";
+ private static String NAMED_QUERY_ELEMENT = "named-query";
+ private static String MODEL_NAME_VERSION_ID = "model-name-version-id";
+ private static String MODEL_VER = "model-ver";
+ private static String MODEL_VERSION_ID = "model-version-id";
+ private static String MODEL_INVARIANT_ID = "model-invariant-id";
+ private static String NAMED_QUERY_VERSION_ID = "named-query-uuid";
+ 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-invariant-id";
+ private static String MODEL_VER_ELEMENT_RELATIONSHIP_KEY = "model-ver.model-version-id";
+
+ private static Logger logger = LoggerFactory.getInstance().getLogger(ModelArtifactParser.class.getName());
+
+ public List<Artifact> parse(byte[] artifactPayload, String artifactName) {
+ String payload = new String(artifactPayload);
+ List<Artifact> modelList = new ArrayList<Artifact>();
+
+ try {
+ // Artifact could be JSON or XML
+ if (JsonXmlConverter.isValidJson(payload)) {
+ payload = JsonXmlConverter.convertJsonToXml(payload);
+ }
+
+ DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+ DocumentBuilder builder = factory.newDocumentBuilder();
+ InputSource is = new InputSource(new StringReader(payload));
+ Document doc = builder.parse(is);
+
+ if ( (doc.getDocumentElement().getNodeName().equalsIgnoreCase(MODEL_ELEMENT)) ||
+ (doc.getDocumentElement().getNodeName().equalsIgnoreCase(NAMED_QUERY_ELEMENT)) ) {
+
+ ModelArtifact model = parseModel(doc.getDocumentElement(), payload);
+
+ if (model != null) {
+ if ( ArtifactType.MODEL.equals(model.getType())) {
+ logger.info( ModelLoaderMsgs.DISTRIBUTION_EVENT, "Model parsed =====>>>> "
+ + "Model-invariant-Id: "+ model.getModelInvariantId()
+ + " Model-Version-Id: "+ model.getModelVerId());
+ }
+ modelList.add(model);
+ }
+ else {
+ logger.error(ModelLoaderMsgs.ARTIFACT_PARSE_ERROR, "Unable to parse artifact " + artifactName);
+ return null;
+ }
+ }
+ else if ( (doc.getDocumentElement().getNodeName().equalsIgnoreCase(MODELS_ELEMENT)) ||
+ (doc.getDocumentElement().getNodeName().equalsIgnoreCase(NAMED_QUERIES_ELEMENT)) ) {
+ // The complete set of models/named-queries were contained in this artifact
+ NodeList nodeList = doc.getDocumentElement().getChildNodes();
+ for (int i = 0; i < nodeList.getLength(); i++) {
+ Node childNode = nodeList.item(i);
+ if ( (childNode.getNodeName().equalsIgnoreCase(MODEL_ELEMENT)) ||
+ (childNode.getNodeName().equalsIgnoreCase(NAMED_QUERY_ELEMENT)) ) {
+ String modelPayload = nodeToString(childNode);
+ ModelArtifact model = parseModel(childNode, modelPayload);
+ if (model != null) {
+ modelList.add(model);
+ }
+ else {
+ logger.error(ModelLoaderMsgs.ARTIFACT_PARSE_ERROR, "Unable to parse artifact " + artifactName);
+ modelList.clear();
+ break;
+ }
+ }
+ }
+ }
+ }
+ catch (Exception ex) {
+ logger.error(ModelLoaderMsgs.ARTIFACT_PARSE_ERROR, "Unable to parse artifact " + artifactName + ": " + ex.getLocalizedMessage());
+ }
+
+ return modelList;
+ }
+
+ private void printDetails(Node modelVer) throws TransformerException {
+ logger.info(ModelLoaderMsgs.DISTRIBUTION_EVENT, nodeToString(modelVer));
+ }
+
+ private ModelArtifact parseModel(Node modelNode, String payload) {
+ ModelArtifact model = new ModelArtifact();
+ model.setPayload(payload);
+
+ if (modelNode.getNodeName().equalsIgnoreCase(MODEL_ELEMENT)) {
+ //compare with Model-ver
+ model.setType(ArtifactType.MODEL);
+ }
+ else {
+ model.setType(ArtifactType.NAMED_QUERY);
+ }
+
+ Element e = (Element)modelNode;
+ model.setModelNamespace(e.getAttribute("xmlns"));
+
+ parseNode(modelNode, model);
+
+ if (model.getModelInvariantId() == null && model.getNameVersionId() == null) {
+ return null;
+ }
+
+ return model;
+ }
+
+ private void parseNode(Node node, ModelArtifact model) {
+
+ if(node.getNodeName().equalsIgnoreCase(MODEL_NAME_VERSION_ID)){
+ model.setModelVerId(node.getTextContent().trim());
+ model.setV9Artifact(false);
+ }
+ else if(node.getNodeName().equalsIgnoreCase("model-id")){
+ model.setModelInvariantId(node.getTextContent().trim());
+ model.setV9Artifact(false);
+ }
+
+ else if (node.getNodeName().equalsIgnoreCase(MODEL_INVARIANT_ID)) {
+ model.setModelInvariantId(node.getTextContent().trim());
+ }
+ else if (node.getNodeName().equalsIgnoreCase(MODEL_VERSION_ID)) {
+ model.setModelVerId(node.getTextContent().trim());
+ //Change to Model Invariant Id
+ }
+ else if (node.getNodeName().equalsIgnoreCase(NAMED_QUERY_VERSION_ID)) {
+ model.setNameVersionId(node.getTextContent().trim());
+ }
+ else if (node.getNodeName().equalsIgnoreCase(RELATIONSHIP_DATA)) {
+ parseRelationshipNode(node, model);
+ if(model.getModelModelInvariantId()!=null && model.getModelVerModelVersionId()!=null && !model.getModelModelInvariantId().isEmpty() && !model.getModelVerModelVersionId().isEmpty()){
+ model.addDependentModelId(model.getModelModelInvariantId() + "|" + model.getModelVerModelVersionId());
+ model.setModelModelInvariantId("");
+ model.setModelVerModelVersionId("");
+ }
+ }
+ else {
+
+ if (node.getNodeName().equalsIgnoreCase(MODEL_VER)) {
+ model.setModelVer(node);
+ if ( (model.getModelNamespace() != null) && (!model.getModelNamespace().isEmpty()) ) {
+ Element e = (Element) node;
+ e.setAttributeNS(XMLConstants.XMLNS_ATTRIBUTE_NS_URI, "xmlns", model.getModelNamespace());
+ System.out.println("Setting NS: " + e.getAttribute("xmlns"));
+ }
+ }
+
+ 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, ModelArtifact model) {
+
+ //invariant-id comes before model-version-id .. create a list of values
+ String key = null;
+ String value = null;
+ String modelVersionIdKey=null;
+ String modelInvariantIdIdKey=null;
+ String modelVersionIdValue=null;
+ String modelInvariantIdIdValue=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();
+ if(key.equalsIgnoreCase(MODEL_VER_ELEMENT_RELATIONSHIP_KEY)){
+ modelVersionIdKey = key;
+ }
+ else if(key.equalsIgnoreCase(MODEL_ELEMENT_RELATIONSHIP_KEY)){
+ modelInvariantIdIdKey = key;
+ }
+ }
+ else if (childNode.getNodeName().equalsIgnoreCase(RELATIONSHIP_VALUE)) {
+ value = childNode.getTextContent().trim();
+ if(modelVersionIdKey!=null){
+ modelVersionIdValue = value;
+ model.setModelVerModelVersionId(modelVersionIdValue);
+ }
+ else if(modelInvariantIdIdKey!=null){
+ modelInvariantIdIdValue = value;
+ model.setModelModelInvariantId(modelInvariantIdIdValue);
+ }
+
+ }
+ }
+
+ if ( (key != null) && (key.equalsIgnoreCase(MODEL_ELEMENT_RELATIONSHIP_KEY )) &&
+ (model.isV9Artifact == false ||ArtifactType.NAMED_QUERY.equals(model.getType())) ) {
+ if (value != null) {
+ model.addDependentModelId(value);
+ }
+ }
+ }
+
+ private String nodeToString(Node node) throws TransformerException {
+ StringWriter sw = new StringWriter();
+ Transformer t = TransformerFactory.newInstance().newTransformer();
+ t.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
+ t.transform(new DOMSource(node), new StreamResult(sw));
+ return sw.toString();
+ }
+}
|