DictionaryReader (trino-parquet 366 API)

java.lang.Object
- org.apache.parquet.column.values.ValuesReader
- - io.trino.parquet.dictionary.DictionaryReader

public class DictionaryReader
extends org.apache.parquet.column.values.ValuesReader

Constructor Summary

Constructors
Constructor Description

DictionaryReader(Dictionary dictionary)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`initFromPage(int valueCount, org.apache.parquet.bytes.ByteBufferInputStream in)`
`org.apache.parquet.io.api.Binary`	`readBytes()`
`double`	`readDouble()`
`float`	`readFloat()`
`int`	`readInteger()`
`long`	`readLong()`
`int`	`readValueDictionaryId()`
`void`	`skip()`

Methods inherited from class org.apache.parquet.column.values.ValuesReader
getNextOffset, initFromPage, initFromPage, readBoolean, skip, updateNextOffset

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - DictionaryReader
```
public DictionaryReader(Dictionary dictionary)
```
- Method Detail
  - initFromPage
```
public void initFromPage(int valueCount,
                         org.apache.parquet.bytes.ByteBufferInputStream in)
                  throws IOException
```
    Overrides:
    
    initFromPage in class org.apache.parquet.column.values.ValuesReader
    
    Throws:
    
    IOException
  - readValueDictionaryId
```
public int readValueDictionaryId()
```
    Overrides:
    
    readValueDictionaryId in class org.apache.parquet.column.values.ValuesReader
  - readBytes
```
public org.apache.parquet.io.api.Binary readBytes()
```
    Overrides:
    
    readBytes in class org.apache.parquet.column.values.ValuesReader
  - readFloat
```
public float readFloat()
```
    Overrides:
    
    readFloat in class org.apache.parquet.column.values.ValuesReader
  - readDouble
```
public double readDouble()
```
    Overrides:
    
    readDouble in class org.apache.parquet.column.values.ValuesReader
  - readInteger
```
public int readInteger()
```
    Overrides:
    
    readInteger in class org.apache.parquet.column.values.ValuesReader
  - readLong
```
public long readLong()
```
    Overrides:
    
    readLong in class org.apache.parquet.column.values.ValuesReader
  - skip
```
public void skip()
```
    Specified by:
    
    skip in class org.apache.parquet.column.values.ValuesReader