HDDS-1965. Compile error due to leftover ScmBlockLocationTestIngClient file (#1293)

hadoop-ozone/ozone-manager/src/test/java/org/apache/hadoop/ozone/om/ScmBlockLocationTestIngClient.java

@@ -1,195 +0,0 @@
-/*
- * 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.hadoop.ozone.om;
-
-import org.apache.commons.lang3.StringUtils;
-import org.apache.hadoop.hdds.client.BlockID;
-import org.apache.hadoop.hdds.client.ContainerBlockID;
-import org.apache.hadoop.hdds.protocol.DatanodeDetails;
-import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
-import org.apache.hadoop.hdds.scm.ScmInfo;
-import org.apache.hadoop.hdds.scm.TestUtils;
-import org.apache.hadoop.hdds.scm.container.common.helpers.AllocatedBlock;
-import org.apache.hadoop.hdds.scm.container.common.helpers.DeleteBlockResult;
-import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
-import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
-import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
-import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocol;
-import org.apache.hadoop.ozone.common.BlockGroup;
-import org.apache.hadoop.ozone.common.DeleteBlockGroupResult;
-import org.apache.hadoop.util.Time;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-import java.util.UUID;
-
-import static org.apache.hadoop.hdds.protocol.proto
-    .ScmBlockLocationProtocolProtos.DeleteScmBlockResult.Result;
-import static org.apache.hadoop.hdds.protocol.proto
-    .ScmBlockLocationProtocolProtos.DeleteScmBlockResult.Result.success;
-import static org.apache.hadoop.hdds.protocol.proto
-    .ScmBlockLocationProtocolProtos.DeleteScmBlockResult.Result.unknownFailure;
-
-/**
- * This is a testing client that allows us to intercept calls from OzoneManager
- * to SCM.
- * <p>
- * TODO: OzoneManager#getScmBlockClient -- so that we can load this class up via
- * config setting into OzoneManager. Right now, we just pass this to
- * KeyDeletingService only.
- * <p>
- * TODO: Move this class to a generic test utils so we can use this class in
- * other Ozone Manager tests.
- */
-public class ScmBlockLocationTestingClient implements ScmBlockLocationProtocol {
-  private static final Logger LOG =
-      LoggerFactory.getLogger(ScmBlockLocationTestingClient.class);
-  private final String clusterID;
-  private final String scmId;
-
-  // 0 means no calls will fail, +1 means all calls will fail, +2 means every
-  // second call will fail, +3 means every third and so on.
-  private final int failCallsFrequency;
-  private int currentCall = 0;
-
-  /**
-   * If ClusterID or SCMID is blank a per instance ID is generated.
-   *
-   * @param clusterID - String or blank.
-   * @param scmId - String or Blank.
-   * @param failCallsFrequency - Set to 0 for no failures, 1 for always to fail,
-   * a positive number for that frequency of failure.
-   */
-  public ScmBlockLocationTestingClient(String clusterID, String scmId,
-      int failCallsFrequency) {
-    this.clusterID = StringUtils.isNotBlank(clusterID) ? clusterID :
-        UUID.randomUUID().toString();
-    this.scmId = StringUtils.isNotBlank(scmId) ? scmId :
-        UUID.randomUUID().toString();
-    this.failCallsFrequency = Math.abs(failCallsFrequency);
-    switch (this.failCallsFrequency) {
-    case 0:
-      LOG.debug("Set to no failure mode, all delete block calls will " +
-          "succeed.");
-      break;
-    case 1:
-      LOG.debug("Set to all failure mode. All delete block calls to SCM" +
-          " will fail.");
-      break;
-    default:
-      LOG.debug("Set to Mix mode, every {} -th call will fail",
-          this.failCallsFrequency);
-    }
-
-  }
-
-  /**
-   * Returns Fake blocks to the BlockManager so we get blocks in the Database.
-   * @param size - size of the block.
-   * @param type Replication Type
-   * @param factor - Replication factor
-   * @param owner - String owner.
-   * @param excludeList list of dns/pipelines to exclude
-   * @return
-   * @throws IOException
-   */
-  @Override
-  public List<AllocatedBlock> allocateBlock(long size, int num,
-      HddsProtos.ReplicationType type, HddsProtos.ReplicationFactor factor,
-      String owner, ExcludeList excludeList) throws IOException {
-    DatanodeDetails datanodeDetails = TestUtils.randomDatanodeDetails();
-    Pipeline pipeline = createPipeline(datanodeDetails);
-    long containerID = Time.monotonicNow();
-    long localID = Time.monotonicNow();
-    AllocatedBlock.Builder abb =
-        new AllocatedBlock.Builder()
-            .setContainerBlockID(new ContainerBlockID(containerID, localID))
-            .setPipeline(pipeline);
-    return Collections.singletonList(abb.build());
-  }
-
-  private Pipeline createPipeline(DatanodeDetails datanode) {
-    List<DatanodeDetails> dns = new ArrayList<>();
-    dns.add(datanode);
-    Pipeline pipeline = Pipeline.newBuilder()
-        .setState(Pipeline.PipelineState.OPEN)
-        .setId(PipelineID.randomId())
-        .setType(HddsProtos.ReplicationType.STAND_ALONE)
-        .setFactor(HddsProtos.ReplicationFactor.ONE)
-        .setNodes(dns)
-        .build();
-    return pipeline;
-  }
-
-  @Override
-  public List<DeleteBlockGroupResult> deleteKeyBlocks(
-      List<BlockGroup> keyBlocksInfoList) throws IOException {
-    List<DeleteBlockGroupResult> results = new ArrayList<>();
-    List<DeleteBlockResult> blockResultList = new ArrayList<>();
-    Result result;
-    for (BlockGroup keyBlocks : keyBlocksInfoList) {
-      for (BlockID blockKey : keyBlocks.getBlockIDList()) {
-        currentCall++;
-        switch (this.failCallsFrequency) {
-        case 0:
-          result = success;
-          break;
-        case 1:
-          result = unknownFailure;
-          break;
-        default:
-          if (currentCall % this.failCallsFrequency == 0) {
-            result = unknownFailure;
-          } else {
-            result = success;
-          }
-        }
-        blockResultList.add(new DeleteBlockResult(blockKey, result));
-      }
-      results.add(new DeleteBlockGroupResult(keyBlocks.getGroupID(),
-          blockResultList));
-    }
-    return results;
-  }
-
-  @Override
-  public ScmInfo getScmInfo() throws IOException {
-    ScmInfo.Builder builder =
-        new ScmInfo.Builder()
-            .setClusterId(clusterID)
-            .setScmId(scmId);
-    return builder.build();
-  }
-
-  @Override
-  public List<DatanodeDetails> sortDatanodes(List<String> nodes,
-      String clientMachine) throws IOException {
-    return null;
-  }
-
-  @Override
-  public void close() throws IOException {
-
-  }
-}