Package org.apache.pdfbox.preflight.font.descriptor

Class FontDescriptorHelper<T extends FontContainer>

java.lang.Object
org.apache.pdfbox.preflight.font.descriptor.FontDescriptorHelper<T>
Direct Known Subclasses:
CIDType0DescriptorHelper, CIDType2DescriptorHelper, TrueTypeDescriptorHelper, Type1DescriptorHelper
public abstract class FontDescriptorHelper<T extends FontContainer> extends Object

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    protected PreflightContext
    context
     
    protected T
    fContainer
     
    protected org.apache.pdfbox.pdmodel.font.PDFontLike
    font
     
    protected org.apache.pdfbox.pdmodel.font.PDFontDescriptor
    fontDescriptor
     

  • Constructor Summary

    Constructors
    Constructor
    Description
    FontDescriptorHelper(PreflightContext context, org.apache.pdfbox.pdmodel.font.PDFontLike font, T fontContainer)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    protected void
    checkFontFileMetaData(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor, org.apache.pdfbox.pdmodel.common.PDStream fontFile)
    Type0, Type1 and TrueType FontValidator call this method to check the FontFile meta data.
    protected boolean
    checkMandatoryFields(org.apache.pdfbox.cos.COSDictionary fDescriptor)
     
    abstract org.apache.pdfbox.pdmodel.common.PDStream
    extractFontFile(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor)
     
    protected boolean
    fontFileNotEmbedded(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor)
     
    protected final byte[]
    getMetaDataStreamAsBytes(org.apache.pdfbox.pdmodel.common.PDMetadata metadata)
     
    protected boolean
    hasOnlyOneFontFile(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor)
    Return true if the FontDescriptor has only one FontFile entry.
    static boolean
    isSubSet(String fontName)
     
    protected abstract void
    processFontFile(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor, org.apache.pdfbox.pdmodel.common.PDStream fontFile)
     
    void
    validate()
     

    Methods inherited from class java.lang.Object

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

  • Field Details

    • context

      protected PreflightContext context

    • font

      protected org.apache.pdfbox.pdmodel.font.PDFontLike font

    • fontDescriptor

      protected org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor

  • Constructor Details

    • FontDescriptorHelper

      public FontDescriptorHelper(PreflightContext context, org.apache.pdfbox.pdmodel.font.PDFontLike font, T fontContainer)

  • Method Details

    • validate

      public void validate()

    • checkMandatoryFields

      protected boolean checkMandatoryFields(org.apache.pdfbox.cos.COSDictionary fDescriptor)

    • extractFontFile

      public abstract org.apache.pdfbox.pdmodel.common.PDStream extractFontFile(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor)

    • hasOnlyOneFontFile

      protected boolean hasOnlyOneFontFile(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor)
      Return true if the FontDescriptor has only one FontFile entry.
      Parameters:
      fontDescriptor -
      Returns:
      true if the FontDescriptor has only one FontFile entry.

    • fontFileNotEmbedded

      protected boolean fontFileNotEmbedded(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor)

    • processFontFile

      protected abstract void processFontFile(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor, org.apache.pdfbox.pdmodel.common.PDStream fontFile)

    • checkFontFileMetaData

      protected void checkFontFileMetaData(org.apache.pdfbox.pdmodel.font.PDFontDescriptor fontDescriptor, org.apache.pdfbox.pdmodel.common.PDStream fontFile)
      Type0, Type1 and TrueType FontValidator call this method to check the FontFile meta data.
      Parameters:
      fontDescriptor - The FontDescriptor which contains the FontFile stream
      fontFile - The font file stream to check

    • getMetaDataStreamAsBytes

      protected final byte[] getMetaDataStreamAsBytes(org.apache.pdfbox.pdmodel.common.PDMetadata metadata)

    • isSubSet

      public static boolean isSubSet(String fontName)