ChunkDecompressor (Pinot Segment Service Provider Interface 0.12.1 API)

```
public interface ChunkDecompressor
```
Interface to decompress a chunk of data.

Method Summary

Modifier and Type	Method	Description
`int`	`decompress(ByteBuffer compressedInput, ByteBuffer decompressedOutput)`	This method decompresses chunk of data that was compressed using `ChunkCompressor`.
`int`	`decompressedLength(ByteBuffer compressedInput)`	Returns the length in bytes of the decompressed chunk

- Method Detail
  - decompress
```
int decompress(ByteBuffer compressedInput,
               ByteBuffer decompressedOutput)
        throws IOException
```
    This method decompresses chunk of data that was compressed using ChunkCompressor. Assumes that size of output ByteBuffer is large enough to de-compress the input.
    
    Parameters:
    
    compressedInput - Compressed data
    
    decompressedOutput - ByteBuffer where the decompressed data is put.
    
    Returns:
    
    Size of decompressed data.
    
    Throws:
    
    IOException
  - decompressedLength
```
int decompressedLength(ByteBuffer compressedInput)
                throws IOException
```
    Returns the length in bytes of the decompressed chunk
    
    Parameters:
    
    compressedInput - compressed input
    
    Returns:
    
    the decompressed length in bytes, if known, otherwise -1
    
    Throws:
    
    IOException - if the buffer is not in the expected compressed format