org.apache.fop.pdf

## Class ObjectStream

- java.lang.Object
- - org.apache.fop.pdf.PDFObject
  - - org.apache.fop.pdf.AbstractPDFStream
    - - org.apache.fop.pdf.PDFStream
      - - org.apache.fop.pdf.ObjectStream

- All Implemented Interfaces:
    PDFWritable

      public class ObjectStream
      extends PDFStream

  An object stream, as described in section 3.4.6 of the PDF 1.5 Reference.

- - ### Field Summary

    - ### Fields inherited from class org.apache.fop.pdf.PDFStream

      `data`

    - ### Fields inherited from class org.apache.fop.pdf.PDFObject

      `log`

  - ### Method Summary

    All Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `protected void` | `outputRawStreamData(OutputStream out)` Sends the raw stream data to the target OutputStream.
    `protected void` | `populateStreamDict(Object lengthEntry)` Populates the dictionary with all necessary entries for the stream.

    - ### Methods inherited from class org.apache.fop.pdf.PDFStream

      `add, add, getBufferOutputStream, getBufferWriter, getDataLength, getSizeHint, output, setData, streamHashCode`

    - ### Methods inherited from class org.apache.fop.pdf.AbstractPDFStream

      `encodeAndWriteStream, encodeStream, get, getChildren, getDefaultFilterName, getDictionary, getFilterList, multipleFiltersAllowed, outputStreamData, prepareImplicitFilters, put, registerChildren, setDocument, setupFilterList`

    - ### Methods inherited from class org.apache.fop.pdf.PDFObject

      `contentEquals, encode, encodeBinaryToHexString, encodeString, encodeText, formatObject, getDocument, getDocumentSafely, getGeneration, getObjectID, getObjectNumber, getParent, hasObjectNumber, makeReference, outputInline, referencePDF, setObjectNumber, setObjectNumber, setObjectNumber, setParent, toPDF, toPDFString`

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

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

- - ### Method Detail

    - #### outputRawStreamData

          protected void outputRawStreamData(OutputStream out)
                                      throws IOException

      Description copied from class: `PDFStream`
      Sends the raw stream data to the target OutputStream.
      Overrides:
        `outputRawStreamData` in class `PDFStream`
      Parameters:
        `out` - OutputStream to write to
      Throws:
        `IOException` - In case of an I/O problem

    - #### populateStreamDict

          protected void populateStreamDict(Object lengthEntry)

      Description copied from class: `AbstractPDFStream`
      Populates the dictionary with all necessary entries for the stream. Override this method if you need additional entries.
      Overrides:
        `populateStreamDict` in class `AbstractPDFStream`
      Parameters:
        `lengthEntry` - value for the /Length entry

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