ObjectClassificationTriplet (Apache FOP 2.7 API)
Date: 2022-01-12

org.apache.fop.afp.modca.triplets

## Class ObjectClassificationTriplet

- java.lang.Object
- - org.apache.fop.afp.modca.AbstractAFPObject
  - - org.apache.fop.afp.modca.triplets.AbstractTriplet
    - - org.apache.fop.afp.modca.triplets.ObjectClassificationTriplet

- All Implemented Interfaces:
    Triplet, Streamable, StructuredData

      public class ObjectClassificationTriplet
      extends AbstractTriplet

  The Object Classification is used to classify and identify object data. The object data may or may not be defined by an IBM presentation architecture

- - ### Nested Class Summary

    - ### Nested classes/interfaces inherited from class org.apache.fop.afp.modca.AbstractAFPObject

      `AbstractAFPObject.Category, AbstractAFPObject.Type`

  - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `static byte` | `CLASS_DATA_OBJECT_FONT` Data object font.
    `static byte` | `CLASS_EXECUTABLE_PROGRAM` This is not a presentation object, the scope of this object is not defined
    `static byte` | `CLASS_SECONDARY_RESOURCE` This is a resource used by a presentation object that may itself be a resource.
    `static byte` | `CLASS_SETUP_FILE` Setup information file, document level.
    `static byte` | `CLASS_TIME_INVARIANT_PAGINATED_PRESENTATION_OBJECT` The scope of this object is the including page or overlay
    `static byte` | `CLASS_TIME_VARIANT_PRESENTATION_OBJECT` The scope of this object is not defined

    - ### Fields inherited from class org.apache.fop.afp.modca.triplets.AbstractTriplet

      `id`

    - ### Fields inherited from class org.apache.fop.afp.modca.AbstractAFPObject

      `LOG, SF_CLASS, SF_HEADER_LENGTH`

    - ### Fields inherited from interface org.apache.fop.afp.modca.triplets.Triplet

      `AREA_DEFINITION, ATTRIBUTE_QUALIFIER, ATTRIBUTE_VALUE, CHARACTER_ROTATION, CMR_TAG_FIDELITY, CODED_GRAPHIC_CHARACTER_SET_GLOBAL_IDENTIFIER, COLOR_FIDELITY, COLOR_MANAGEMENT_RESOURCE_DESCRIPTOR, COLOR_SPECIFICATION, COMMENT, DATA_OBJECT_FONT_DESCRIPTOR, DESCRIPTOR_POSITION, DEVICE_APPEARANCE, ENCODING_SCHEME_ID, EXTENDED_RESOURCE_LOCAL_IDENTIFIER, FINISHING_FIDELITY, FINISHING_OPERATION, FONT_DESCRIPTOR_SPECIFICATION, FONT_FIDELITY, FONT_HORIZONTAL_SCALE_FACTOR, FONT_RESOLUTION_AND_METRIC_TECHNOLOGY, FULLY_QUALIFIED_NAME, LOCALE_SELECTOR, MAPPING_OPTION, MAX_LENGTH, MEASUREMENT_UNITS, MEDIA_EJECT_CONTROL, MEDIA_FIDELITY, MEDIUM_MAP_PAGE_NUMBER, MEDIUM_ORIENTATION, MODCA_INTERCHANGE_SET, OBJECT_AREA_SIZE, OBJECT_BYTE_EXTENT, OBJECT_BYTE_OFFSET, OBJECT_CLASSIFICATION, OBJECT_COUNT, OBJECT_DATE_AND_TIMESTAMP, OBJECT_FUNCTION_SET_SPECIFICATION, OBJECT_OFFSET, OBJECT_STRUCTURED_FIELD_EXTENT, OBJECT_STRUCTURED_FIELD_OFFSET, PAGE_OVERLAY_CONDITIONAL_PROCESSING, PAGE_POSITION_INFORMATION, PARAMETER_VALUE, PRESENTATION_CONTROL, PRESENTATION_SPACE_MIXING_RULE, PRESENTATION_SPACE_RESET_MIXING, RENDERING_INTENT, RESOURCE_LOCAL_IDENTIFIER, RESOURCE_OBJECT_INCLUDE, RESOURCE_SECTION_NUMBER, RESOURCE_USAGE_ATTRIBUTE, TEXT_FIDELITY, TONER_SAVER, UNIVERSAL_DATE_AND_TIMESTAMP, UP3I_FINISHING_OPERATION`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `ObjectClassificationTriplet(byte objectClass, Registry.ObjectType objectType, boolean dataInContainer, boolean containerHasOEG, boolean dataInOCD)` Main constructor
    `ObjectClassificationTriplet(byte objectClass, Registry.ObjectType objectType, boolean dataInContainer, boolean containerHasOEG, boolean dataInOCD, java.lang.String objLev, java.lang.String compName)` Fully parameterized constructor

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `int` | `getDataLength()` Returns the data length of this structured field
    `byte[]` | `getStructureFlagsAsBytes(boolean dataInContainer, boolean containerHasOEG, boolean dataInOCD)` Returns the structured field flags
    `void` | `writeToStream(java.io.OutputStream os)` DataStream objects must implement the writeToStream() method to write its data to the given OutputStream

    - ### Methods inherited from class org.apache.fop.afp.modca.triplets.AbstractTriplet

      `getData, getId`

    - ### Methods inherited from class org.apache.fop.afp.modca.AbstractAFPObject

      `copySF, copySF, truncate, writeChunksToStream, writeObjects`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Field Detail

    - #### CLASS_TIME_INVARIANT_PAGINATED_PRESENTATION_OBJECT

          public static final byte CLASS_TIME_INVARIANT_PAGINATED_PRESENTATION_OBJECT

      The scope of this object is the including page or overlay
      See Also:
        Constant Field Values

    - #### CLASS_TIME_VARIANT_PRESENTATION_OBJECT

          public static final byte CLASS_TIME_VARIANT_PRESENTATION_OBJECT

      The scope of this object is not defined
      See Also:
        Constant Field Values

    - #### CLASS_EXECUTABLE_PROGRAM

          public static final byte CLASS_EXECUTABLE_PROGRAM

      This is not a presentation object, the scope of this object is not defined
      See Also:
        Constant Field Values

    - #### CLASS_SETUP_FILE

          public static final byte CLASS_SETUP_FILE

      Setup information file, document level. This is not a presentation object,
      See Also:
        Constant Field Values

    - #### CLASS_SECONDARY_RESOURCE

          public static final byte CLASS_SECONDARY_RESOURCE

      This is a resource used by a presentation object that may itself be a resource. The scope of the resource is the object that uses the resource.
      See Also:
        Constant Field Values

    - #### CLASS_DATA_OBJECT_FONT

          public static final byte CLASS_DATA_OBJECT_FONT

      Data object font. This is a non-FOCA font resource used to present text in a data object. The scope of the resource is the object that uses the resource.
      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### ObjectClassificationTriplet

          public ObjectClassificationTriplet(byte objectClass,
                                             Registry.ObjectType objectType,
                                             boolean dataInContainer,
                                             boolean containerHasOEG,
                                             boolean dataInOCD)

      Main constructor
      Parameters:
        `objectClass` - the object class type
        `objectType` - the object type registry entry
        `dataInContainer` - whether the data resides in the container
        `containerHasOEG` - whether the container has an object environment group
        `dataInOCD` - whether the data resides in a object container data structured field

    - #### ObjectClassificationTriplet

          public ObjectClassificationTriplet(byte objectClass,
                                             Registry.ObjectType objectType,
                                             boolean dataInContainer,
                                             boolean containerHasOEG,
                                             boolean dataInOCD,
                                             java.lang.String objLev,
                                             java.lang.String compName)

      Fully parameterized constructor
      Parameters:
        `objectClass` - the object class type
        `objectType` - the object type registry entry
        `dataInContainer` - whether the data resides in the container
        `containerHasOEG` - whether the container has an object environment group
        `dataInOCD` - whether the data resides in a object container data structured field
        `objLev` - the release level or version number of the object type
        `compName` - the name of the company or organization that owns the object definition

  - ### Method Detail

    - #### getStructureFlagsAsBytes

          public byte[] getStructureFlagsAsBytes(boolean dataInContainer,
                                                 boolean containerHasOEG,
                                                 boolean dataInOCD)

      Returns the structured field flags
      Parameters:
        `dataInContainer` - true if the object data in carried in the object container
        `containerHasOEG` - true if the object container has an object environment group
        `dataInOCD` - true if the object container data carries the object data
      Returns:
        the byte value of this structure

    - #### getDataLength

          public int getDataLength()

      Returns the data length of this structured field
      Returns:
        the data length of this structured field

    - #### writeToStream

          public void writeToStream(java.io.OutputStream os)
                             throws java.io.IOException

      DataStream objects must implement the writeToStream() method to write its data to the given OutputStream
      Parameters:
        `os` - the outputsteam stream
      Throws:
        `java.io.IOException` - an I/O exception of some sort has occurred.

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