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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.spike.util;
import java.io.IOException;
import java.io.InputStream;
import java.net.URISyntaxException;
import java.nio.file.Files;
import java.nio.file.NoSuchFileException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Properties;
import org.onap.aai.cl.eelf.LoggerFactory;
import org.onap.aai.spike.exception.SpikeException;
import org.onap.aai.spike.logging.SpikeMsgs;
public class SchemaIngestPropertiesReader {
private static final String SCHEMA_INGEST_PROPERTIES_LOCATION =
System.getProperty("CONFIG_HOME") + "/schemaIngest.properties";
private static org.onap.aai.cl.api.Logger logger =
LoggerFactory.getInstance().getLogger(SchemaIngestPropertiesReader.class.getName());
/**
* Gets the Node directory location to ingest OXMs
*
* @return path to OXMs
* @throws SpikeException
*/
public String getNodeDir() throws SpikeException {
Properties prop = findSchemaIngestPropertyFile();
return prop.getProperty("nodeDir");
}
/**
* Gets the Edge directory location to ingest OXM
*
* @return path to OXMs
* @throws SpikeException
*/
public String getEdgeDir() throws SpikeException {
Properties prop = findSchemaIngestPropertyFile();
return prop.getProperty("edgeDir");
}
/**
* Gets the location of the Edge Properties
*
* @return
* @throws SpikeException
*/
public String getEdgePropsDir() throws SpikeException {
Properties prop = findSchemaIngestPropertyFile();
return prop.getProperty("edgePropsDir");
}
private Properties findSchemaIngestPropertyFile() throws SpikeException {
Properties prop = new Properties();
try {
prop = loadFromFile(SCHEMA_INGEST_PROPERTIES_LOCATION);
} catch (NoSuchFileException e) {
// if file not found, try via classpath
try {
prop = loadFromClasspath("schemaIngest.properties");
} catch (URISyntaxException | IOException e1) {
logger.error(SpikeMsgs.SPIKE_SCHEMA_INGEST_LOAD_ERROR, e1.getMessage());
throw new SpikeException("Failed to load schemaIngest.properties", e1);
}
} catch (IOException e) {
logger.error(SpikeMsgs.SPIKE_SCHEMA_INGEST_LOAD_ERROR, e.getMessage());
throw new SpikeException("Failed to load schemaIngest.properties", e);
}
return prop;
}
private Properties loadFromFile(String filename) throws IOException {
Path configLocation = Paths.get(filename);
try (InputStream stream = Files.newInputStream(configLocation)) {
return loadProperties(stream);
}
}
private Properties loadFromClasspath(String resourceName) throws URISyntaxException, IOException {
Path path = Paths.get(ClassLoader.getSystemResource(resourceName).toURI());
try (InputStream stream = Files.newInputStream(path)) {
return loadProperties(stream);
}
}
private Properties loadProperties(InputStream stream) throws IOException {
Properties config = new Properties();
config.load(stream);
return config;
}
}
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