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/*
* ============LICENSE_START=======================================================
* PROJECT
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* Copyright (C) 2018 Nokia. All rights reserved.s
* ================================================================================
* 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.dcae;
import static java.nio.file.Files.readAllBytes;
import static java.util.stream.Collectors.toMap;
import com.fasterxml.jackson.databind.JsonNode;
import com.github.fge.jackson.JsonLoader;
import com.github.fge.jsonschema.core.exceptions.ProcessingException;
import com.github.fge.jsonschema.main.JsonSchema;
import com.github.fge.jsonschema.main.JsonSchemaFactory;
import java.io.IOException;
import java.nio.file.Paths;
import java.util.AbstractMap;
import java.util.Map;
import org.json.JSONObject;
import org.onap.dcae.restapi.VesRestController;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
@Component
public class CollectorSchemas {
private static final Logger LOG = (Logger) LoggerFactory.getLogger(VesRestController.class);
@Autowired
private ApplicationSettings collectorProperties;
//refactor is needed in next iteration
public Map<String, JsonSchema> getJSONSchemasMap(String version) {
JSONObject jsonObject = collectorProperties.jsonSchema();
Map<String, JsonSchema> schemas = jsonObject.toMap().entrySet().stream().map(
versionToFilePath -> {
try {
String schemaContent = new String(
readAllBytes(Paths.get(versionToFilePath.getValue().toString())));
JsonNode schemaNode = JsonLoader.fromString(schemaContent);
JsonSchema schema = JsonSchemaFactory.byDefault().getJsonSchema(schemaNode);
return new AbstractMap.SimpleEntry<>(versionToFilePath.getKey(), schema);
} catch (IOException | ProcessingException e) {
LOG.error("Could not read schema from path: " + versionToFilePath.getValue(), e);
throw new RuntimeException(
"Could not read schema from path: " + versionToFilePath.getValue(), e);
}
}
).collect(toMap(AbstractMap.SimpleEntry::getKey, AbstractMap.SimpleEntry::getValue));
if (schemas.get(version) == null && collectorProperties.eventTransformingEnabled()) {
LOG.error(String.format("Missing necessary %s JSON schema", version));
throw new RuntimeException(String.format("Missing necessary %s JSON schema", version));
}
return schemas;
}
}
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