# Uses of Package
org.apache.poi

- Packages that use org.apache.poi
  Package | Description
  --- | ---
  org.apache.poi |
  org.apache.poi.extractor |
  org.apache.poi.hdgf |
  org.apache.poi.hpbf |
  org.apache.poi.hpsf | Processes streams in the Horrible Property Set Format (HPSF) in POI filesystems.
  org.apache.poi.hpsf.extractor |
  org.apache.poi.hslf.exceptions |
  org.apache.poi.hslf.usermodel |
  org.apache.poi.hsmf |
  org.apache.poi.hssf | Horrible SpreadSheet Format API's for reading/writting Excel files using pure Java.
  org.apache.poi.hssf.usermodel | The usermodel package maps HSSF low level structures to familiar workbook/sheet model
  org.apache.poi.hwpf |
  org.apache.poi.openxml4j.exceptions |
  org.apache.poi.poifs.filesystem | filesystem package maps OLE 2 Compound document files to a more familiar filesystem interface.
  org.apache.poi.sl.usermodel |
  org.apache.poi.ss.usermodel |
  org.apache.poi.util | Top-level util package are classes that are useful throughout the project.
  org.apache.poi.xssf |

- Classes in org.apache.poi used by org.apache.poi
  Class and Description
  POIDocument This holds the common functionality for all POI Document classes.
  UnsupportedFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that isn't supported

- Classes in org.apache.poi used by org.apache.poi.extractor
  Class and Description
  POIDocument This holds the common functionality for all POI Document classes.

- Classes in org.apache.poi used by org.apache.poi.hdgf
  Class and Description
  POIDocument This holds the common functionality for all POI Document classes.
  POIReadOnlyDocument This holds the common functionality for all read-only POI Document classes, i.e.

- Classes in org.apache.poi used by org.apache.poi.hpbf
  Class and Description
  POIDocument This holds the common functionality for all POI Document classes.
  POIReadOnlyDocument This holds the common functionality for all read-only POI Document classes, i.e.

- Classes in org.apache.poi used by org.apache.poi.hpsf
  Class and Description
  POIDocument This holds the common functionality for all POI Document classes.

- Classes in org.apache.poi used by org.apache.poi.hpsf.extractor
  Class and Description
  POIDocument This holds the common functionality for all POI Document classes.

- Classes in org.apache.poi used by org.apache.poi.hslf.exceptions
  Class and Description
  EncryptedDocumentException
  OldFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that's older than currently supported.
  UnsupportedFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that isn't supported

- Classes in org.apache.poi used by org.apache.poi.hslf.usermodel
  Class and Description
  POIDocument This holds the common functionality for all POI Document classes.

- Classes in org.apache.poi used by org.apache.poi.hsmf
  Class and Description
  POIDocument This holds the common functionality for all POI Document classes.
  POIReadOnlyDocument This holds the common functionality for all read-only POI Document classes, i.e.

- Classes in org.apache.poi used by org.apache.poi.hssf
  Class and Description
  OldFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that's older than currently supported.
  UnsupportedFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that isn't supported

- Classes in org.apache.poi used by org.apache.poi.hssf.usermodel
  Class and Description
  POIDocument This holds the common functionality for all POI Document classes.

- Classes in org.apache.poi used by org.apache.poi.hwpf
  Class and Description
  OldFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that's older than currently supported.
  POIDocument This holds the common functionality for all POI Document classes.
  UnsupportedFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that isn't supported

- Classes in org.apache.poi used by org.apache.poi.openxml4j.exceptions
  Class and Description
  UnsupportedFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that isn't supported

- Classes in org.apache.poi used by org.apache.poi.poifs.filesystem
  Class and Description
  UnsupportedFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that isn't supported

- Classes in org.apache.poi used by org.apache.poi.sl.usermodel
  Class and Description
  EncryptedDocumentException

- Classes in org.apache.poi used by org.apache.poi.ss.usermodel
  Class and Description
  EncryptedDocumentException

- Classes in org.apache.poi used by org.apache.poi.util
  Class and Description
  EmptyFileException Exception thrown if an Empty (zero byte) file is supplied
  POIDocument This holds the common functionality for all POI Document classes.

- Classes in org.apache.poi used by org.apache.poi.xssf
  Class and Description
  UnsupportedFileFormatException Base class of all the exceptions that POI throws in the event that it's given a file that isn't supported

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