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/*
 * Copyright 2012-2019 the original author or authors.
 *
 * 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
 *
 *      https://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.springframework.boot.logging;

import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

/**
 * Logger groups configured via the Spring Environment.
 *
 * @author HaiTao Zhang
 * @author Phillip Webb
 * @since 2.2.0 #see {@link LoggerGroup}
 */
public final class LoggerGroups implements Iterable {

	private final Map groups = new ConcurrentHashMap<>();

	public LoggerGroups() {
	}

	public LoggerGroups(Map> namesAndMembers) {
		putAll(namesAndMembers);
	}

	public void putAll(Map> namesAndMembers) {
		namesAndMembers.forEach(this::put);
	}

	private void put(String name, List members) {
		put(new LoggerGroup(name, members));
	}

	private void put(LoggerGroup loggerGroup) {
		this.groups.put(loggerGroup.getName(), loggerGroup);
	}

	public LoggerGroup get(String name) {
		return this.groups.get(name);
	}

	@Override
	public Iterator iterator() {
		return this.groups.values().iterator();
	}

}




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