ComplexFrameMaker (druid-processing 30.0.1 API)

java.lang.Object
- org.apache.druid.frame.write.columnar.ComplexFrameMaker

```
public class ComplexFrameMaker
extends Object
```
Column writer for complex columns. Dual to ComplexFrameColumnReader.

Field Summary

Fields
Modifier and Type Field Description

static byte NOT_NULL_MARKER

static byte NULL_MARKER

static int TYPE_NAME_LENGTH_POSITION

static int TYPE_NAME_POSITION

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`add(byte[] bytes)`
`void`	`close()`
`long`	`size()`
`void`	`undo()`
`long`	`writeTo(org.apache.datasketches.memory.WritableMemory memory, long startPosition)`

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

Field Detail
- NOT_NULL_MARKER
```
public static final byte NOT_NULL_MARKER
```
  See Also:
  
  Constant Field Values
- NULL_MARKER
```
public static final byte NULL_MARKER
```
  See Also:
  
  Constant Field Values
- TYPE_NAME_LENGTH_POSITION
```
public static final int TYPE_NAME_LENGTH_POSITION
```
  See Also:
  
  Constant Field Values
- TYPE_NAME_POSITION
```
public static final int TYPE_NAME_POSITION
```
  See Also:
  
  Constant Field Values

Method Detail

add
```
public boolean add(byte[] bytes)
```

undo
```
public void undo()
```

size
```
public long size()
```

writeTo

public long writeTo(org.apache.datasketches.memory.WritableMemory memory,
                    long startPosition)

close
```
public void close()
```