Package org.apache.poi.util
Interface FixedField
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- All Known Implementing Classes:
ByteField
,IntegerField
,LongField
,ShortField
public interface FixedField
behavior of a field at a fixed location within a byte array
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description void
readFromBytes(byte[] data)
set the value from its offset into an array of bytesvoid
readFromStream(InputStream stream)
set the value from an InputStreamString
toString()
return the value as a Stringvoid
writeToBytes(byte[] data)
write the value out to an array of bytes at the appropriate offset
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Method Detail
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readFromBytes
void readFromBytes(byte[] data) throws ArrayIndexOutOfBoundsException
set the value from its offset into an array of bytes- Parameters:
data
- the byte array from which the value is to be read- Throws:
ArrayIndexOutOfBoundsException
- if the offset is out of the array's valid index range
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readFromStream
void readFromStream(InputStream stream) throws IOException
set the value from an InputStream- Parameters:
stream
- the InputStream from which the value is to be read- Throws:
LittleEndian.BufferUnderrunException
- if there is not enough data available from the InputStreamIOException
- if an IOException is thrown from reading the InputStream
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writeToBytes
void writeToBytes(byte[] data) throws ArrayIndexOutOfBoundsException
write the value out to an array of bytes at the appropriate offset- Parameters:
data
- the array of bytes to which the value is to be written- Throws:
ArrayIndexOutOfBoundsException
- if the offset is out of the array's valid index range
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