DoubleFrameMaker (druid-processing 28.0.1 API)

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

All Implemented Interfaces:: Closeable, AutoCloseable

public class DoubleFrameMaker
extends Object
implements Closeable

Field Summary

Fields
Modifier and Type Field Description

static long DATA_OFFSET

Constructor Summary

Constructors
Constructor Description

DoubleFrameMaker(MemoryAllocator allocator, boolean hasNulls)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`add(double value)`
`boolean`	`addNull()`
`void`	`close()`
`long`	`size()`
`void`	`undo()`
`static int`	`valueSize(boolean hasNulls)`
`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
- DATA_OFFSET
```
public static final long DATA_OFFSET
```
  See Also:
  
  Constant Field Values

Constructor Detail

DoubleFrameMaker

public DoubleFrameMaker(MemoryAllocator allocator,
                        boolean hasNulls)

Method Detail

valueSize

public static int valueSize(boolean hasNulls)

add
```
public boolean add(double value)
```

addNull
```
public boolean addNull()
```

undo
```
public void undo()
```

size
```
public long size()
```

writeTo

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

close
```
public void close()
```
Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable