public class FixedLenByteArrayPlainValuesReader extends ValuesReader
| Constructor and Description |
|---|
FixedLenByteArrayPlainValuesReader(int length) |
| Modifier and Type | Method and Description |
|---|---|
void |
initFromPage(int valueCount,
ByteBufferInputStream stream)
Called to initialize the column reader from a part of a page.
|
Binary |
readBytes() |
void |
skip()
Skips the next value in the page
|
void |
skip(int n)
Skips the next n values in the page
|
getNextOffset, initFromPage, initFromPage, readBoolean, readDouble, readFloat, readInteger, readLong, readValueDictionaryId, updateNextOffsetpublic FixedLenByteArrayPlainValuesReader(int length)
public Binary readBytes()
readBytes in class ValuesReaderpublic void skip()
ValuesReaderskip in class ValuesReaderpublic void skip(int n)
ValuesReaderskip in class ValuesReadern - the number of values to be skippedpublic void initFromPage(int valueCount,
ByteBufferInputStream stream)
throws IOException
ValuesReaderImplementations must consume all bytes from the input stream, leaving the stream ready to read the next section of data. The underlying implementation knows how much data to read, so a length is not provided.
Each page may contain several sections:
initFromPage in class ValuesReadervalueCount - count of values in this pagestream - an input stream containing the page data at the correct offsetIOException - if there is an exception while reading from the input streamCopyright © 2024 The Apache Software Foundation. All rights reserved.