org.openqa.selenium.logging.LogCombiner Maven / Gradle / Ivy

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/*
Copyright 2012 Software Freedom Conservancy

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 org.openqa.selenium.logging;

import java.util.Comparator;

import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;

public class LogCombiner {
  private static final Comparator LOG_ENTRY_TIMESTAMP_COMPARATOR =
      new Comparator() {
    public int compare(LogEntry left, LogEntry right) {
      return new Long(left.getTimestamp()).compareTo(right.getTimestamp());
    }
  };

  public static LogEntries combine(LogEntries... entries) {
    return new LogEntries(Iterables.mergeSorted(Lists.newArrayList(entries),
        LOG_ENTRY_TIMESTAMP_COMPARATOR));
  }
}