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/**
* ============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.sparky.search.filters.searchservice;
import java.io.File;
import java.io.FileReader;
import org.onap.aai.cl.api.Logger;
import org.onap.aai.cl.eelf.LoggerFactory;
import org.onap.aai.sparky.logging.AaiUiMsgs;
import org.onap.aai.sparky.search.filters.config.FiltersConfig;
import com.google.gson.Gson;
import com.google.gson.JsonObject;
import com.google.gson.stream.JsonReader;
public class FileBasedFilters {
private static final Logger LOG = LoggerFactory.getInstance().getLogger(FileBasedFilters.class);
private FiltersConfig filtersConfig;
private JsonObject filters;
private JsonObject views;
private Gson converter;
public FileBasedFilters(FiltersConfig filtersConfig) {
this.filtersConfig = filtersConfig;
this.converter = new Gson();
this.processFiltersAndViewsFromFile();
}
public JsonObject getFilters() {
return filters;
}
public JsonObject getViews() {
return views;
}
public void setFiltersConfig(FiltersConfig filtersConfig) {
this.filtersConfig = filtersConfig;
processFiltersAndViewsFromFile();
}
private void processFiltersAndViewsFromFile() {
String currentReadLocation = "_variable_not_set_check_filters_file_location_";
try {
File filtersFile = filtersConfig.getFiltersFile();
if (filtersFile != null) {
currentReadLocation = filtersConfig.getFiltersFileName();
JsonReader filtersFileReader = new JsonReader(new FileReader(filtersFile));
this.filters = converter.fromJson(filtersFileReader, JsonObject.class);
filtersFileReader.close();
}
File viewsFile = filtersConfig.getViewsFile();
if(viewsFile != null) {
currentReadLocation = filtersConfig.getViewsFileName();
JsonReader viewsFileReader = new JsonReader(new FileReader(viewsFile));
this.views = converter.fromJson(viewsFileReader, JsonObject.class);
viewsFileReader.close();
}
} catch (Exception exc) {
String errorMessage = "Exception " + exc.getClass() + " was caught while reading file " + currentReadLocation;
LOG.error(AaiUiMsgs.ERROR_GENERIC, errorMessage);
}
}
}
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