Package com.itextpdf.text.io
Class ArrayRandomAccessSource
- java.lang.Object
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- com.itextpdf.text.io.ArrayRandomAccessSource
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- All Implemented Interfaces:
RandomAccessSource
class ArrayRandomAccessSource extends java.lang.Object implements RandomAccessSource
A RandomAccessSource that is based on an underlying byte array- Since:
- 5.3.5
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Field Summary
Fields Modifier and Type Field Description private byte[]
array
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Constructor Summary
Constructors Constructor Description ArrayRandomAccessSource(byte[] array)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
close()
Closes this source.int
get(long offset)
Gets a byte at the specified positionint
get(long offset, byte[] bytes, int off, int len)
Gets an array at the specified position.long
length()
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Method Detail
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get
public int get(long offset)
Description copied from interface:RandomAccessSource
Gets a byte at the specified position- Specified by:
get
in interfaceRandomAccessSource
- Returns:
- the byte, or -1 if EOF is reached
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get
public int get(long offset, byte[] bytes, int off, int len)
Description copied from interface:RandomAccessSource
Gets an array at the specified position. If the number of bytes requested cannot be read, the bytes that can be read will be placed in bytes and the number actually read will be returned.- Specified by:
get
in interfaceRandomAccessSource
- Parameters:
offset
- the position in the RandomAccessSource to read frombytes
- output bufferoff
- offset into the output buffer where results will be placedlen
- the number of bytes to read- Returns:
- the number of bytes actually read, or -1 if the file is at EOF
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length
public long length()
- Specified by:
length
in interfaceRandomAccessSource
- Returns:
- the length of this source
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close
public void close() throws java.io.IOException
Description copied from interface:RandomAccessSource
Closes this source. The underlying data structure or source (if any) will also be closed- Specified by:
close
in interfaceRandomAccessSource
- Throws:
java.io.IOException
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