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.Collection;
  import java.util.Collections;
  import java.util.Set;
  
  /** LocalLogs instance that extracts entries from a logging handler. */
  class HandlerBasedLocalLogs extends LocalLogs {
    private final LoggingHandler loggingHandler;
    private final Set<String> logTypesToInclude;
  
    protected HandlerBasedLocalLogs(LoggingHandler loggingHandler, Set<String> logTypesToInclude) {
      super();
      this.loggingHandler = loggingHandler;
      this.logTypesToInclude = logTypesToInclude;
    }
  
    @Override
    public LogEntries get(String logType) {
      if (LogType.CLIENT.equals(logType) && logTypesToInclude.contains(logType)) {
        Collection<LogEntry> entries = loggingHandler.getRecords();
        loggingHandler.flush();
        return new LogEntries(entries);
      }
      return new LogEntries(Collections.emptyList());
    }
  
    @Override
    public Set<String> getAvailableLogTypes() {
      return Collections.singleton(LogType.CLIENT);
    }
  
    @Override
    public void addEntry(String logType, LogEntry entry) {
      throw new RuntimeException("Log to this instance of LocalLogs using standard Java logging.");
    }
  }
  