content: /*
   * 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
   *
   *   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.apache.bookkeeper.bookie;
  
  import java.io.File;
  import lombok.extern.slf4j.Slf4j;
  import org.apache.bookkeeper.conf.ServerConfiguration;
  import org.apache.bookkeeper.conf.TestBKConfiguration;
  import org.apache.bookkeeper.util.DiskChecker;
  import org.apache.commons.io.FileUtils;
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Rule;
  import org.junit.rules.TestName;
  
  /**
   * Test the checkpoint logic in bookies.
   */
  @Slf4j
  public abstract class LedgerStorageTestBase {
  
      @Rule
      public TestName testName = new TestName();
  
      protected ServerConfiguration conf;
      protected File journalDir, ledgerDir;
      protected LedgerDirsManager ledgerDirsManager;
  
      private File createTempDir(String suffix) throws Exception {
          File dir = File.createTempFile(testName.getMethodName(), suffix);
          dir.delete();
          dir.mkdirs();
          return dir;
      }
  
      protected LedgerStorageTestBase() {
          conf = TestBKConfiguration.newServerConfiguration();
      }
  
      @Before
      public void setUp() throws Exception {
          journalDir = createTempDir("journal");
          ledgerDir = createTempDir("ledger");
  
          // create current directories
          BookieImpl.getCurrentDirectory(journalDir).mkdir();
          BookieImpl.getCurrentDirectory(ledgerDir).mkdir();
  
          // build the configuration
          conf.setMetadataServiceUri(null);
          conf.setJournalDirName(journalDir.getPath());
          conf.setLedgerDirNames(new String[] { ledgerDir.getPath() });
  
          // build the ledger monitor
          DiskChecker checker = new DiskChecker(
              conf.getDiskUsageThreshold(),
              conf.getDiskUsageWarnThreshold());
          ledgerDirsManager = new LedgerDirsManager(
              conf,
              conf.getLedgerDirs(),
              checker);
      }
  
      @After
      public void tearDown() throws Exception {
          FileUtils.deleteDirectory(journalDir);
          FileUtils.deleteDirectory(ledgerDir);
      }
  
  
  }
  