/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * 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.apache.hadoop.ozone.segmentparser;

import com.google.common.annotations.VisibleForTesting;
import org.apache.ratis.proto.RaftProtos;
import org.apache.ratis.tools.ParseRatisLog;
import picocli.CommandLine;

import java.io.File;
import java.util.function.Function;

/**
 * Base Ratis Log Parser used by generic, datanode etc.
 */
public abstract class BaseLogParser {
  @CommandLine.Option(names = {"-s", "--segmentPath", "--segment-path"},
      required = true,
      description = "Path of the segment file")
  private File segmentFile;

  public void parseRatisLogs(
      Function<RaftProtos.StateMachineLogEntryProto, String> smLogToStr) {
    try {
      ParseRatisLog.Builder builder = new ParseRatisLog.Builder();
      builder.setSegmentFile(segmentFile);
      builder.setSMLogToString(smLogToStr);

      ParseRatisLog prl = builder.build();
      prl.dumpSegmentFile();
    } catch (Exception e) {
      System.out.println(DatanodeRatisLogParser.class.getSimpleName()
          + "failed with exception  " + e.toString());
    }
  }

  @VisibleForTesting
  public void setSegmentFile(File segmentFile) {
    this.segmentFile = segmentFile;
  }
}
