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/*
* ============LICENSE_START=======================================================
* PNF-REGISTRATION-HANDLER
* ================================================================================
* Copyright (C) 2018 NOKIA 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.onap.dcaegen2.services.prh.configuration;
import com.google.gson.Gson;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.CbsClientConfiguration;
import org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.ImmutableCbsClientConfiguration;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.io.Resource;
import org.springframework.stereotype.Component;
import reactor.core.publisher.Mono;
@Component
public class CbsClientConfigFileReader {
private static final Logger LOGGER = LoggerFactory.getLogger(CbsClientConfigFileReader.class);
private final Resource cbsClientConfigFile;
public CbsClientConfigFileReader(@Value("classpath:cbs_client_config.json") Resource cbsClientConfigFile) {
this.cbsClientConfigFile = cbsClientConfigFile;
}
public Mono<CbsClientConfiguration> readConfig() {
LOGGER.debug("Loading CBS client configuration from configuration file");
try (InputStream inputStream = cbsClientConfigFile.getInputStream()) {
CbsClientConfiguration config = new Gson().fromJson(
new InputStreamReader(inputStream, StandardCharsets.UTF_8), ImmutableCbsClientConfiguration.class);
LOGGER.info("Evaluated variables: {}", config);
return Mono.just(config);
} catch (Exception e) {
return Mono.error(new RuntimeException("Failed to load/parse CBS client configuration file", e));
}
}
}
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