+++ /dev/null
-/**
- * ============LICENSE_START=======================================================
- * org.onap.aai
- * ================================================================================
- * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
- * Copyright © 2017-2018 Amdocs
- * ================================================================================
- * 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.onap.aai.sa.searchdbabstraction.util;
-
-import com.fasterxml.jackson.databind.ObjectMapper;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.util.List;
-import java.util.concurrent.atomic.AtomicBoolean;
-import org.apache.commons.io.IOUtils;
-import org.onap.aai.sa.rest.DocumentFieldSchema;
-import org.onap.aai.sa.rest.DocumentSchema;
-
-public class DocumentSchemaUtil {
-
- private static String dynamicCustomMapping = null;
- private static final String DYNAMIC_CUSTOM_TEMPALTE_FILE =
- System.getProperty("CONFIG_HOME") + File.separator + "dynamic-custom-template.json";
-
- private DocumentSchemaUtil() { // Do not instantiate
- }
-
- public static String generateDocumentMappings(String documentSchema) throws IOException {
- // Unmarshal the json content into a document schema object.
- ObjectMapper mapper = new ObjectMapper();
- DocumentSchema schema = mapper.readValue(documentSchema, DocumentSchema.class);
- return generateDocumentMappings(schema);
- }
-
- public static String generateDocumentMappings(DocumentSchema schema) throws IOException {
- // Adding dynamic template to add fielddata=true to dynamic fields of type "string"
- // in order to avoid aggregation queries breaking in ESv6.1.2
- if (dynamicCustomMapping == null) {
- try {
- dynamicCustomMapping = IOUtils.toString(new FileInputStream(DYNAMIC_CUSTOM_TEMPALTE_FILE), "UTF-8")
- .replaceAll("\\s+", "");
- } catch (IOException e) {
- throw new IOException(
- "Dynamic Custom template configuration went wrong! Please check for the correct template file.",
- e);
- }
- }
-
- // Now, generate the Elastic Search mapping json and return it.
- StringBuilder sb = new StringBuilder();
- sb.append("{");
- // Adding custom mapping which adds fielddata=true to dynamic fields of type "string"
- sb.append(dynamicCustomMapping != null ? dynamicCustomMapping : "");
- sb.append("\"properties\": {");
-
- generateFieldMappings(schema.getFields(), sb);
-
- sb.append("}");
- sb.append("}");
-
- return sb.toString();
- }
-
-
- private static void generateFieldMappings(List<DocumentFieldSchema> fields, StringBuilder sb) {
-
- AtomicBoolean firstField = new AtomicBoolean(true);
-
- for (DocumentFieldSchema field : fields) {
-
- // If this isn't the first field in the list, prepend it with a ','
- if (!firstField.compareAndSet(true, false)) {
- sb.append(", ");
- }
-
- // Now, append the translated field contents.
- generateFieldMapping(field, sb);
- }
- }
-
- private static void generateFieldMapping(DocumentFieldSchema fieldSchema, StringBuilder sb) {
-
- sb.append("\"").append(fieldSchema.getName()).append("\": {");
-
- // The field type is mandatory.
- sb.append("\"type\": \"").append(fieldSchema.getDataType()).append("\"");
-
- // For date type fields we may optionally supply a format specifier.
- if (fieldSchema.getDataType().equals("date") && fieldSchema.getFormat() != null) {
- sb.append(", \"format\": \"").append(fieldSchema.getFormat()).append("\"");
- }
-
- // If the index field was specified, then append it.
- if (fieldSchema.getSearchable() != null) {
- sb.append(", \"index\": \"").append(fieldSchema.getSearchable() ? "analyzed" : "not_analyzed").append("\"");
- }
-
- // If a search analyzer was specified, then append it.
- if (fieldSchema.getSearchAnalyzer() != null) {
- sb.append(", \"search_analyzer\": \"").append(fieldSchema.getSearchAnalyzer()).append("\"");
- }
-
- // If an indexing analyzer was specified, then append it.
- if (fieldSchema.getIndexAnalyzer() != null) {
- sb.append(", \"analyzer\": \"").append(fieldSchema.getIndexAnalyzer()).append("\"");
- }
-
-
- if (fieldSchema.getDataType().equals("nested")) {
-
- sb.append(", \"properties\": {");
- generateFieldMappings(fieldSchema.getSubFields(), sb);
- sb.append("}");
- }
-
- sb.append("}");
- }
-
-}
-