org.apache.logging.log4j.util.PropertyFilePropertySource Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
package org.apache.logging.log4j.util;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Properties;
/**
* PropertySource backed by a properties file. Follows the same conventions as {@link PropertiesPropertySource}.
*
* @since 2.10.0
*/
public class PropertyFilePropertySource extends PropertiesPropertySource {
public PropertyFilePropertySource(final String fileName) {
super(loadPropertiesFile(fileName));
}
private static Properties loadPropertiesFile(final String fileName) {
final Properties props = new Properties();
for (final URL url : LoaderUtil.findResources(fileName)) {
try (final InputStream in = url.openStream()) {
props.load(in);
} catch (final IOException e) {
LowLevelLogUtil.logException("Unable to read " + url, e);
}
}
return props;
}
@Override
public int getPriority() {
return 0;
}
}