StatefulStorageTestContext.java

// Copyright 2016 Twitter. All rights reserved.
//
// 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 com.twitter.heron.statefulstorage;

import com.google.protobuf.ByteString;

import com.twitter.heron.proto.ckptmgr.CheckpointManager;
import com.twitter.heron.proto.system.PhysicalPlans;

public final class StatefulStorageTestContext {

  private StatefulStorageTestContext() {
  }

  public static final String TOPOLOGY_NAME = "topology_name";
  public static final String CHECKPOINT_ID = "checkpoint_id";
  public static final String ROOT_PATH_KEY = "root.path";
  public static final String ROOT_PATH = "localFSTest";
  public static final String STMGR_ID = "stmgr_id";
  public static final String INSTANCE_ID = "instance_id";
  public static final String COMPONENT_NAME = "component_name";
  public static final int TASK_ID = 1;
  public static final int COMPONENT_INDEX = 1;
  public static final byte[] BYTES = "LocalFS test bytes".getBytes();

  public static PhysicalPlans.Instance getInstance() {
    PhysicalPlans.InstanceInfo info = PhysicalPlans.InstanceInfo.newBuilder()
        .setTaskId(StatefulStorageTestContext.TASK_ID)
        .setComponentIndex(StatefulStorageTestContext.COMPONENT_INDEX)
        .setComponentName(StatefulStorageTestContext.COMPONENT_NAME)
        .build();

    return PhysicalPlans.Instance.newBuilder()
        .setInstanceId(StatefulStorageTestContext.INSTANCE_ID)
        .setStmgrId(StatefulStorageTestContext.STMGR_ID)
        .setInfo(info)
        .build();
  }

  public static CheckpointManager.InstanceStateCheckpoint getInstanceStateCheckpoint() {
    return CheckpointManager.InstanceStateCheckpoint.newBuilder()
        .setCheckpointId(StatefulStorageTestContext.CHECKPOINT_ID)
        .setState(ByteString.copyFrom(StatefulStorageTestContext.BYTES))
        .build();
  }
}