@SuppressWarnings("Immutable") // We don't modify this after construction.
  private final int[] cellRowIndices;

  // For each cell in iteration order, the index of that cell's column key in the column key list.
  @SuppressWarnings("Immutable") // We don't modify this after construction.
  private final int[] cellColumnIndices;

  DenseImmutableTable(
      ImmutableList<Cell<R, C, V>> cellList,

     */
    int getLineNumber();

    /**
     * Gets the one-based index of the column containing the problem. The column number should refer to some text file
     * that is given by {@link #getSource()}.
     *
     * @return the one-based index of the column containing the problem or non-positive value if unknown
     */
    int getColumnNumber();

    /**

     */
    int getLineNumber();

    /**
     * Gets the one-based index of the column containing the problem. The column number should refer to some text file
     * that is given by {@link #getSource()}.
     *
     * @return The one-based index of the column containing the problem or non-positive value if unknown.
     */
    int getColumnNumber();

    /**

services:
  minio1:
    <<: *minio-common
    hostname: minio1
    volumes:
      - cdata1-1:/cdata1
      - cdata1-2:/cdata2

  minio2:
    <<: *minio-common
    hostname: minio2
    volumes:
      - cdata2-1:/cdata1
      - cdata2-2:/cdata2

  minio3:
    <<: *minio-common
    hostname: minio3
    volumes:
      - cdata3-1:/cdata1
      - cdata3-2:/cdata2

  minio4:

services:
  minio1:
    <<: *minio-common
    hostname: minio1
    volumes:
      - rdata1-1:/rdata1
      - rdata1-2:/rdata2

  minio2:
    <<: *minio-common
    hostname: minio2
    volumes:
      - rdata2-1:/rdata1
      - rdata2-2:/rdata2

  minio3:
    <<: *minio-common
    hostname: minio3
    volumes:
      - rdata3-1:/rdata1
      - rdata3-2:/rdata2

  minio4:

  site1-minio1:
    <<: *minio-common
    hostname: site1-minio1
    volumes:
      - site1-data1-1:/data1
      - site1-data1-2:/data2

  site1-minio2:
    <<: *minio-common
    hostname: site1-minio2
    volumes:
      - site1-data2-1:/data1
      - site1-data2-2:/data2

  site1-minio3:
    <<: *minio-common
    hostname: site1-minio3
    volumes:
      - site1-data3-1:/data1
      - site1-data3-2:/data2

     * @param line The one-based index of the line containing the problem or {@code -1} if unknown.
     * @param column The one-based index of the column containing the problem or {@code -1} if unknown.
     * @param cause The cause of the problem, may be {@code null}.
     */
    void add(SettingsProblem.Severity severity, String message, int line, int column, Exception cause);

services:
  minio1:
    <<: *minio-common
    hostname: minio1
    volumes:
      - data1-1:/data1
      - data1-2:/data2
      - data1-3:/data3

  minio2:
    <<: *minio-common
    hostname: minio2
    volumes:
      - data2-1:/data1
      - data2-2:/data2
      - data2-3:/data3

  minio3:
    <<: *minio-common
    hostname: minio3
    volumes:
      - data3-1:/data1
      - data3-2:/data2

    public void setSource(String source) {
        this.source = source;
    }

    @Override
    public void add(Problem.Severity severity, String message, int line, int column, Exception cause) {
        Problem problem = new DefaultProblem(message, severity, source, line, column, cause);

        problems.add(problem);
    }

  site2-minio1:
    <<: *minio-common
    hostname: site2-minio1
    volumes:
      - site2-data1-1:/data1
      - site2-data1-2:/data2

  site2-minio2:
    <<: *minio-common
    hostname: site2-minio2
    volumes:
      - site2-data2-1:/data1
      - site2-data2-2:/data2

  site2-minio3:
    <<: *minio-common
    hostname: site2-minio3
    volumes:
      - site2-data3-1:/data1
      - site2-data3-2:/data2