rgoers/log4j2-core/src/main/java/org/apache/logging/log4j/core/filter/ValueLevelPair.java

/*
 * 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.core.filter;

import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.core.config.plugins.Plugin;
import org.apache.logging.log4j.core.config.plugins.PluginAttr;
import org.apache.logging.log4j.core.config.plugins.PluginFactory;

/**
 * A key and its value.
 */
@Plugin(name = "ValueLevelPair", type = "Core")
public class ValueLevelPair {

    private String key;
    private Level  level;

    public ValueLevelPair(String key, Level level) {
        this.key = key;
        this.level = level;
    }

    public String getKey() {
        return key;
    }

    public Level getLevel() {
        return level;
    }

    /**
     * Create a Value/Level pair using the Log Levels.
     * @param key The key.
     * @param value Its value.
     * @return A ValueLevelPair.
     */
    @PluginFactory
    public static ValueLevelPair createPair(@PluginAttr("key") String key,
                                          @PluginAttr("threshold")  String value) {

        Level level = Level.toLevel(value);
        return new ValueLevelPair(key, level);
    }
}