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.asterix.cloud;
  
  import java.io.IOException;
  import java.io.OutputStream;
  
  import org.apache.asterix.cloud.clients.ICloudWriter;
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  
  public final class CloudOutputStream extends OutputStream {
      private static final Logger LOGGER = LogManager.getLogger();
  
      private final ICloudWriter cloudWriter;
      private boolean aborted = false;
  
      public CloudOutputStream(ICloudWriter cloudWriter) {
          this.cloudWriter = cloudWriter;
      }
  
      @Override
      public void write(byte[] b, int off, int len) throws IOException {
          cloudWriter.write(b, off, len);
      }
  
      @Override
      public void write(int b) throws IOException {
          cloudWriter.write(b);
      }
  
      @Override
      public void close() throws IOException {
          if (aborted) {
              LOGGER.debug("Skipping call to finish() as operation was aborted");
              return;
          }
          cloudWriter.finish();
      }
  
      public void abort() throws IOException {
          if (aborted) {
              LOGGER.debug("Skipping call to abort() as we have aborted already");
              return;
          }
          aborted = true;
          cloudWriter.abort();
      }
  }
  