content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.underfs.options;
  
  import alluxio.annotation.PublicApi;
  
  import com.google.common.base.MoreObjects;
  import com.google.common.base.Objects;
  
  import javax.annotation.concurrent.NotThreadSafe;
  
  /**
   * Method options for file locations in {@link alluxio.underfs.UnderFileSystem}.
   */
  @PublicApi
  @NotThreadSafe
  public final class FileLocationOptions {
    // Offset within a file in bytes
    private long mOffset;
  
    /**
     * @return the default {@link FileLocationOptions}
     */
    public static FileLocationOptions defaults() {
      return new FileLocationOptions();
    }
  
    /**
     * Constructs a default {@link FileLocationOptions}.
     */
    private FileLocationOptions() {
      mOffset = 0;
    }
  
    /**
     * @return offset within a file in bytes
     */
    public long getOffset() {
      return mOffset;
    }
  
    /**
     * Sets the offset for which locations are to be queried.
     *
     * @param offset within a file in bytes
     * @return the updated option object
     */
    public FileLocationOptions setOffset(long offset) {
      mOffset = offset;
      return this;
    }
  
    @Override
    public boolean equals(Object o) {
      if (this == o) {
        return true;
      }
      if (!(o instanceof FileLocationOptions)) {
        return false;
      }
      FileLocationOptions that = (FileLocationOptions) o;
      return Objects.equal(mOffset, that.mOffset);
    }
  
    @Override
    public int hashCode() {
      return Objects.hashCode(mOffset);
    }
  
    @Override
    public String toString() {
      return MoreObjects.toStringHelper(this)
          .add("offset", mOffset)
          .toString();
    }
  }
  