/*
 * Copyright © 2015 Cask Data, Inc.
 *
 * 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 co.cask.cdap.data.stream.service;

import com.google.common.util.concurrent.AbstractIdleService;

/**
 * No-op implementation of a {@link StreamWriterSizeCollector}.
 */
public class NoOpStreamWriterSizeManager
  extends AbstractIdleService
  implements StreamWriterSizeManager, StreamWriterSizeCollector {

  @Override
  protected void startUp() throws Exception {
    // No-op
  }

  @Override
  protected void shutDown() throws Exception {
    // No-op
  }

  @Override
  public void received(String streamName, long dataSize) {
    // No-op
  }

  @Override
  public void initialize() {
    // No-op
  }
}

/*
 * Copyright © 2015 Cask Data, Inc.
 *
 * 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 co.cask.cdap.data.stream.service;

import com.google.common.util.concurrent.AbstractIdleService;

/**
 * No-op implementation of a {@link StreamWriterSizeManager}. Also includes a no-op
 * implementation of {@link StreamWriterSizeCollector}.
 */
public class NoOpStreamWriterSizeManager
  extends AbstractIdleService
  implements StreamWriterSizeManager, StreamWriterSizeCollector {

  @Override
  protected void startUp() throws Exception {
    // No-op
  }

  @Override
  protected void shutDown() throws Exception {
    // No-op
  }

  @Override
  public void received(String streamName, long dataSize) {
    // No-op
  }

  @Override
  public void initialize() {
    // No-op
  }
}

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