ColumnNodeReader (Apache HBase 1.2.12 API)

java.lang.Object
- org.apache.hadoop.hbase.codec.prefixtree.decode.column.ColumnNodeReader

@InterfaceAudience.Private
public class ColumnNodeReader
extends Object

Field Summary

Fields
Modifier and Type	Field and Description
`protected byte[]`	`block`
`protected PrefixTreeBlockMeta`	`blockMeta` fields
`protected byte[]`	`columnBuffer`
`protected ColumnNodeType`	`nodeType`
`protected int`	`offsetIntoBlock`
`protected int`	`parentStartPosition`
`protected int`	`tokenLength`
`protected int`	`tokenOffsetIntoBlock`

Constructor Summary

Constructors
Constructor and Description

ColumnNodeReader(byte[] columnBuffer, ColumnNodeType nodeType)
construct

Constructors
Constructor and Description
`ColumnNodeReader(byte[] columnBuffer, ColumnNodeType nodeType)` construct

Method Summary

Methods
Modifier and Type	Method and Description
`int`	`getParentStartPosition()`
`int`	`getTokenLength()` get/set
`void`	`initOnBlock(PrefixTreeBlockMeta blockMeta, byte[] block)`
`boolean`	`isRoot()`
`void`	`positionAt(int offsetIntoBlock)` methods
`void`	`prependTokenToBuffer(int bufferStartIndex)`
`String`	`toString()` standard methods

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

Field Detail

blockMeta

protected PrefixTreeBlockMeta blockMeta

fields

block
```
protected byte[] block
```

nodeType
```
protected ColumnNodeType nodeType
```

columnBuffer
```
protected byte[] columnBuffer
```

offsetIntoBlock
```
protected int offsetIntoBlock
```

tokenOffsetIntoBlock
```
protected int tokenOffsetIntoBlock
```

tokenLength
```
protected int tokenLength
```

parentStartPosition
```
protected int parentStartPosition
```

Constructor Detail

ColumnNodeReader

public ColumnNodeReader(byte[] columnBuffer,
                ColumnNodeType nodeType)

construct

Method Detail

initOnBlock

public void initOnBlock(PrefixTreeBlockMeta blockMeta,
               byte[] block)

positionAt

public void positionAt(int offsetIntoBlock)

methods

prependTokenToBuffer

public void prependTokenToBuffer(int bufferStartIndex)

isRoot
```
public boolean isRoot()
```

toString
```
public String toString()
```
standard methods

Overrides:

toString in class Object

getTokenLength
```
public int getTokenLength()
```
get/set

getParentStartPosition
```
public int getParentStartPosition()
```

Class ColumnNodeReader

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

blockMeta

block

nodeType

columnBuffer

offsetIntoBlock

tokenOffsetIntoBlock

tokenLength

parentStartPosition

Constructor Detail

ColumnNodeReader

Method Detail

initOnBlock

positionAt

prependTokenToBuffer

isRoot

toString

getTokenLength

getParentStartPosition