Package org.verapdf.cos.filters
Class COSFilterASCII85Decode
- java.lang.Object
-
- java.io.InputStream
-
- org.verapdf.as.io.ASInputStream
-
- org.verapdf.as.filters.ASInFilter
-
- org.verapdf.as.filters.io.ASBufferedInFilter
-
- org.verapdf.cos.filters.COSFilterASCII85Decode
-
- All Implemented Interfaces:
Closeable
,AutoCloseable
public class COSFilterASCII85Decode extends ASBufferedInFilter
Filter for ASCII 85 data decoding.- Author:
- Sergey Shemyakov
-
-
Field Summary
-
Fields inherited from class org.verapdf.as.filters.io.ASBufferedInFilter
BF_BUFFER_SIZE, buffer, START_BUFFER_SIZE
-
Fields inherited from class org.verapdf.as.io.ASInputStream
isClosed, isSourceClosed, resourceUsers
-
-
Constructor Summary
Constructors Constructor Description COSFilterASCII85Decode(ASInputStream stream)
Constructor from encoded stream.
-
Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
read(byte[] buffer, int size)
Reads up to size bytes of ASCII85 decoded data into buffer.-
Methods inherited from class org.verapdf.as.filters.io.ASBufferedInFilter
addToBuffer, bufferPop, bufferPopArray, bufferSize, closeResource, concatenate, feedBuffer, getBufferBegin, getBufferCapacity, getBufferEnd, getReadCounter, getStream, getStreamUntilToken, initialize, isEOF, peek, peek, processBuffer, read, readByte, reset, resetReadCounter, skip, unread, unread
-
Methods inherited from class org.verapdf.as.filters.ASInFilter
close, decrementResourceUsers, getInputStream, incrementResourceUsers, read, setInputStream
-
Methods inherited from class org.verapdf.as.io.ASInputStream
createStreamFromStream
-
Methods inherited from class java.io.InputStream
available, mark, markSupported, nullInputStream, read, readAllBytes, readNBytes, readNBytes, skip, transferTo
-
-
-
-
Constructor Detail
-
COSFilterASCII85Decode
public COSFilterASCII85Decode(ASInputStream stream) throws IOException
Constructor from encoded stream.- Parameters:
stream
- is ASCII85 encoded stream.- Throws:
IOException
-
-
Method Detail
-
read
public int read(byte[] buffer, int size) throws IOException
Reads up to size bytes of ASCII85 decoded data into buffer.- Overrides:
read
in classASBufferedInFilter
- Parameters:
buffer
- is byte array where decoded data will be read.size
- is maximal amount of decoded bytes. It should be at least 4.- Returns:
- amount of actually read bytes.
- Throws:
IOException
-
-