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/*
* ============LICENSE_START=======================================================
* ONAP : SDNC
* ================================================================================
* Copyright 2019 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.sdnc.oam.datamigrator.migrators;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import org.apache.commons.lang3.StringUtils;
import java.util.Map;
import java.util.Set;
public abstract class RenameDeleteLeafMigrator extends Migrator {
protected static Map<String,String> renamedFields ;
protected static Set<String> deletedFields ;
@Override
protected String convertData(JsonObject sourceData) {
JsonObject target = convert(sourceData,"");
return target.toString();
}
protected JsonObject convert(JsonObject source,String parent) {
JsonObject target = new JsonObject();
for (String key : source.keySet()){
String prefixKey = StringUtils.isNotEmpty(parent) ? parent + "."+key : key;
if(!deletedFields.contains(prefixKey)) {
JsonElement value = source.get(key);
if (value.isJsonPrimitive()) {
target.add(renamedFields.getOrDefault(prefixKey,key), value);
} else if(value.isJsonArray()){
JsonArray targetList = new JsonArray();
JsonArray sourceArray = value.getAsJsonArray();
for(JsonElement e : sourceArray){
targetList.add(convert(e.getAsJsonObject(),prefixKey));
}
target.add(renamedFields.getOrDefault(prefixKey,key), targetList);
} else{
target.add(renamedFields.getOrDefault(prefixKey,key), convert(value.getAsJsonObject(),prefixKey));
}
}
}
return target;
}
}
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