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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.schema;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.PathMatcher;
import java.nio.file.Paths;
import java.util.List;
import java.util.Map;
import java.util.ServiceConfigurationError;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import org.onap.aai.setup.ConfigTranslator;
import org.onap.aai.setup.SchemaLocationsBean;
import org.onap.aai.setup.Version;
public class OxmConfigTranslator extends ConfigTranslator {
public OxmConfigTranslator(SchemaLocationsBean bean) {
super(bean);
}
@Override
public Map<Version, List<String>> getNodeFiles() {
String nodeDirectory = bean.getNodeDirectory();
if (nodeDirectory == null) {
throw new ServiceConfigurationError(
"Node(s) directory is empty in the schema location bean (" + bean.getSchemaConfigLocation() + ")");
}
try {
return getVersionMap(Paths.get(nodeDirectory), "*_v*.xml");
} catch (IOException e) {
throw new ServiceConfigurationError("Failed to read node(s) directory " + getPath(nodeDirectory), e);
}
}
@Override
public Map<Version, List<String>> getEdgeFiles() {
String edgeDirectory = bean.getEdgeDirectory();
if (edgeDirectory == null) {
throw new ServiceConfigurationError(
"Edge(s) directory is empty in the schema location bean (" + bean.getSchemaConfigLocation() + ")");
}
try {
return getVersionMap(Paths.get(edgeDirectory), "*_v*.json");
} catch (IOException e) {
throw new ServiceConfigurationError("Failed to read edge(s) directory " + getPath(edgeDirectory), e);
}
}
private String getPath(String nodeDirectory) {
return Paths.get(nodeDirectory).toAbsolutePath().toString();
}
/**
* Creates a map containing each OXM Version and the matching OXM file path(s)
*
* @param folderPath the folder/directory containing the OXM files
* @param fileSuffix
* @return a new Map object (may be empty)
* @throws IOException if there is a problem reading the specified directory path
*/
private Map<Version, List<String>> getVersionMap(Path folderPath, String globPattern) throws IOException {
final PathMatcher filter = folderPath.getFileSystem().getPathMatcher("glob:**/" + globPattern);
try (final Stream<Path> stream = Files.list(folderPath)) {
return stream.filter(filter::matches).map(Path::toString).filter(p -> getVersionFromPath(p) != null)
.collect(Collectors.groupingBy(this::getVersionFromPath));
}
}
private Version getVersionFromPath(String pathName) {
String version = "V" + pathName.replaceAll("^.*\\/", "").replaceAll("\\D+", "");
try {
return Version.valueOf(version);
} catch (IllegalArgumentException e) {
return null;
}
}
}
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