com.itextpdf.kernel.pdf.filters

Class BrotliFilter

java.lang.Object

com.itextpdf.kernel.pdf.MemoryLimitsAwareFilter

com.itextpdf.kernel.pdf.filters.BrotliFilter

All Implemented Interfaces:

IFilterHandler

public class BrotliFilter
extends MemoryLimitsAwareFilter

Filter implementation for decoding Brotli-compressed PDF streams. This filter supports optional Brotli dictionary streams and memory limits awareness.

Constructor Summary

Constructors

Constructor and Description
BrotliFilter() Constructs an empty BrotliFilter instance.

Method Summary

Modifier and Type	Method and Description
byte[]	decode(byte[] b, PdfName filterName, PdfObject decodeParams, PdfDictionary streamDictionary) Decodes Brotli-compressed data from a PDF stream.

Methods inherited from class com.itextpdf.kernel.pdf.MemoryLimitsAwareFilter

enableMemoryLimitsAwareHandler

Methods inherited from class java.lang.Object

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

Constructor Detail

BrotliFilter

public BrotliFilter()

Constructs an empty BrotliFilter instance.

Method Detail

decode

public byte[] decode(byte[] b,
                     PdfName filterName,
                     PdfObject decodeParams,
                     PdfDictionary streamDictionary)

Decodes Brotli-compressed data from a PDF stream.

Parameters:

b - the bytes that need to be decoded

filterName - PdfName of the filter (unused)

decodeParams - decode parameters, may contain a Brotli dictionary stream under key 'D'

streamDictionary - the dictionary of the stream. Can contain additional information needed to decode the byte[]

Returns:

the decoded byte[]

Throws:

PdfException - if decompression fails