| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.atlas.repository.converters; |
| |
| import org.apache.atlas.AtlasErrorCode; |
| import org.apache.atlas.AtlasException; |
| import org.apache.atlas.exception.AtlasBaseException; |
| import org.apache.atlas.model.TypeCategory; |
| import org.apache.atlas.model.instance.AtlasClassification; |
| import org.apache.atlas.type.AtlasClassificationType; |
| import org.apache.atlas.type.AtlasType; |
| import org.apache.atlas.type.AtlasTypeRegistry; |
| import org.apache.atlas.typesystem.IStruct; |
| import org.apache.commons.collections.MapUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.util.Map; |
| |
| public class AtlasClassificationFormatConverter extends AtlasStructFormatConverter { |
| private static final Logger LOG = LoggerFactory.getLogger(AtlasClassificationFormatConverter.class); |
| |
| public AtlasClassificationFormatConverter(AtlasFormatConverters registry, AtlasTypeRegistry typeRegistry) { |
| super(registry, typeRegistry, TypeCategory.CLASSIFICATION); |
| } |
| |
| @Override |
| public AtlasClassification fromV1ToV2(Object v1Obj, AtlasType type, ConverterContext ctx) throws AtlasBaseException { |
| AtlasClassification ret = null; |
| |
| if (v1Obj != null) { |
| AtlasClassificationType classificationType = (AtlasClassificationType)type; |
| |
| if (v1Obj instanceof Map) { |
| final Map v1Map = (Map) v1Obj; |
| final Map v1Attribs = (Map) v1Map.get(ATTRIBUTES_PROPERTY_KEY); |
| |
| if (MapUtils.isNotEmpty(v1Attribs)) { |
| ret = new AtlasClassification(type.getTypeName(), fromV1ToV2(classificationType, v1Attribs, ctx)); |
| } else { |
| ret = new AtlasClassification(type.getTypeName()); |
| } |
| } else if (v1Obj instanceof IStruct) { |
| IStruct struct = (IStruct) v1Obj; |
| Map<String, Object> v1Attribs = null; |
| |
| try { |
| v1Attribs = struct.getValuesMap(); |
| } catch (AtlasException excp) { |
| LOG.error("IStruct.getValuesMap() failed", excp); |
| } |
| |
| ret = new AtlasClassification(type.getTypeName(), fromV1ToV2(classificationType, v1Attribs, ctx)); |
| } else { |
| throw new AtlasBaseException(AtlasErrorCode.UNEXPECTED_TYPE, "Map or IStruct", |
| v1Obj.getClass().getCanonicalName()); |
| } |
| } |
| |
| return ret; |
| } |
| } |