com.igormaznitsa.mindmap.model.logger.impl.JavaLoggerServiceImpl Maven / Gradle / Ivy

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/*
 * Copyright (C) 2015-2022 Igor A. Maznitsa
 *
 * 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.
 */

package com.igormaznitsa.mindmap.model.logger.impl;

import static java.util.Objects.requireNonNull;

import com.igormaznitsa.mindmap.model.logger.Logger;
import com.igormaznitsa.mindmap.model.logger.LoggerService;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.Level;

/**
 * Basic implementations working over java.util.logging.Logger
 */
public class JavaLoggerServiceImpl implements LoggerService {

  private final Map, Logger> cacheForClasses = new HashMap<>();
  private final Map cacheForNames = new HashMap<>();

  public JavaLoggerServiceImpl(){
    java.util.logging.Logger.getLogger("").setLevel(Level.WARNING);
  }
  
  @Override
  public Logger getLogger(final Class klazz) {
    synchronized (this.cacheForClasses) {
      Logger result = this.cacheForClasses.get(requireNonNull(klazz));
      if (result == null) {
        result = new JavaLogger(klazz);
        this.cacheForClasses.put(klazz, result);
      }
      return result;
    }
  }

  @Override
  public Logger getLogger(final String name) {
    synchronized (this.cacheForNames) {
      Logger result = this.cacheForNames.get(requireNonNull(name));
      if (result == null) {
        result = new JavaLogger(name);
        this.cacheForNames.put(name, result);
      }
      return result;
    }
  }

}