PageSegment (Apache FOP Core 2.11 API)
Date: 2025-04-24

org.apache.fop.afp.modca

## Class PageSegment

- java.lang.Object
- - org.apache.fop.afp.modca.AbstractAFPObject
  - - org.apache.fop.afp.modca.AbstractStructuredObject
    - - org.apache.fop.afp.modca.AbstractTripletStructuredObject
      - - org.apache.fop.afp.modca.AbstractNamedAFPObject
        - - org.apache.fop.afp.modca.PageSegment

- All Implemented Interfaces:
    Streamable

      public class PageSegment
      extends AbstractNamedAFPObject

  A page segment is a MO:DCA-P resource object. It may be stored in an external resource library or it may be carried in a resource group. Page segments contain any combination of IOCA image objects and GOCA graphics objects.

- - ### Nested Class Summary

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

      `AbstractAFPObject.Category, AbstractAFPObject.Type`

  - ### Field Summary

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

      `name`

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

      `triplets`

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

      `LOG, SF_CLASS, SF_HEADER_LENGTH`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `PageSegment(String name)` Main constructor

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `void` | `addObject(AbstractAFPObject object)` Adds a resource object (image/graphic) to this page segment
    `List<AbstractAFPObject>` | `getObjects()` Returns a list of objects contained withing this page segment
    `String` | `toString()`
    `protected void` | `writeContent(OutputStream os)` Helper method to write the contents of the Object.
    `protected void` | `writeEnd(OutputStream os)` Helper method to write the end of the Object.
    `protected void` | `writeStart(OutputStream os)` Helper method to write the start of the Object.

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

      `copySF, getName, getNameBytes, getNameLength, setName`

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

      `addTriplet, addTriplets, getFullyQualifiedName, getTripletDataLength, getTriplets, hasTriplet, hasTriplets, setComment, setFullyQualifiedName, setFullyQualifiedName, setObjectClassification, writeTriplets`

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

      `writeToStream`

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

      `copySF, truncate, writeChunksToStream, writeObjects`

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

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

- - ### Constructor Detail

    - #### PageSegment

          public PageSegment(String name)

      Main constructor
      Parameters:
        `name` - the name of this object

  - ### Method Detail

    - #### getObjects

          public List<AbstractAFPObject> getObjects()

      Returns a list of objects contained withing this page segment
      Returns:
        a list of objects contained within this page segment

    - #### addObject

          public void addObject(AbstractAFPObject object)

      Adds a resource object (image/graphic) to this page segment
      Parameters:
        `object` - the resource objec to add to this page segment

    - #### writeStart

          protected void writeStart(OutputStream os)
                             throws IOException

      Helper method to write the start of the Object.
      Overrides:
        `writeStart` in class `AbstractStructuredObject`
      Parameters:
        `os` - The stream to write to
      Throws:
        `IOException` - throws an I/O exception if one occurred

    - #### writeContent

          protected void writeContent(OutputStream os)
                               throws IOException

      Helper method to write the contents of the Object.
      Overrides:
        `writeContent` in class `AbstractStructuredObject`
      Parameters:
        `os` - The stream to write to
      Throws:
        `IOException` - throws an I/O exception if one occurred

    - #### writeEnd

          protected void writeEnd(OutputStream os)
                           throws IOException

      Helper method to write the end of the Object.
      Overrides:
        `writeEnd` in class `AbstractStructuredObject`
      Parameters:
        `os` - The stream to write to
      Throws:
        `IOException` - an I/O exception if one occurred

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `AbstractNamedAFPObject`

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