code: // Licensed to the Software Freedom Conservancy (SFC) under one
  // or more contributor license agreements.  See the NOTICE file
  // distributed with this work for additional information
  // regarding copyright ownership.  The SFC 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.openqa.selenium.logging;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import java.util.Set;
  
  /**
   * LocalLogs instance that has its own storage. This should be used for explicit storing of logs,
   * such as for profiling.
   */
  class StoringLocalLogs extends LocalLogs {
    private final Map<String, List<LogEntry>> localLogs = new HashMap<>();
    private final Set<String> logTypesToInclude;
  
    public StoringLocalLogs(Set<String> logTypesToInclude) {
      this.logTypesToInclude = logTypesToInclude;
    }
  
    @Override
    public LogEntries get(String logType) {
      return new LogEntries(getLocalLogs(logType));
    }
  
    private Iterable<LogEntry> getLocalLogs(String logType) {
      if (localLogs.containsKey(logType)) {
        List<LogEntry> entries = localLogs.get(logType);
        localLogs.put(logType, new ArrayList<>());
        return entries;
      }
  
      return new ArrayList<>();
    }
  
    /**
     * Add a new log entry to the local storage.
     *
     * @param logType the log type to store
     * @param entry the entry to store
     */
    @Override
    public void addEntry(String logType, LogEntry entry) {
      if (!logTypesToInclude.contains(logType)) {
        return;
      }
  
      if (!localLogs.containsKey(logType)) {
        List<LogEntry> entries = new ArrayList<>();
        entries.add(entry);
        localLogs.put(logType, entries);
      } else {
        localLogs.get(logType).add(entry);
      }
    }
  
    @Override
    public Set<String> getAvailableLogTypes() {
      return localLogs.keySet();
    }
  }
  