ChunkedWriter

java.lang.Object
- java.io.Writer
- - java.io.FilterWriter
  - - org.apache.commons.io.output.ChunkedWriter

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable, java.lang.Appendable, java.lang.AutoCloseable
```
public class ChunkedWriter
extends java.io.FilterWriter
```
Writer which breaks larger output blocks into chunks. Native code may need to copy the input array; if the write buffer is very large this can cause OOME.

Since:

2.5

Field Summary
- Fields inherited from class java.io.FilterWriter
  out
- Fields inherited from class java.io.Writer
  lock

Constructor Summary

Constructors
Constructor	Description
`ChunkedWriter(java.io.Writer writer)`	Constructs a new writer that uses a chunk size of `DEFAULT_CHUNK_SIZE`
`ChunkedWriter(java.io.Writer writer, int chunkSize)`	Constructs a new writer that uses the specified chunk size.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`write(char[] data, int srcOffset, int length)`	Writes the data buffer in chunks to the underlying writer.

Methods inherited from class java.io.FilterWriter
close, flush, write, write

Methods inherited from class java.io.Writer
append, append, append, nullWriter, write, write

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

- Constructor Detail
  - ChunkedWriter
```
public ChunkedWriter(java.io.Writer writer)
```
    Constructs a new writer that uses a chunk size of DEFAULT_CHUNK_SIZE
    
    Parameters:
    
    writer - the writer to wrap.
  - ChunkedWriter
```
public ChunkedWriter(java.io.Writer writer,
                     int chunkSize)
```
    Constructs a new writer that uses the specified chunk size.
    
    Parameters:
    
    writer - the writer to wrap.
    
    chunkSize - the chunk size to use; must be a positive number.
    
    Throws:
    
    java.lang.IllegalArgumentException - if the chunk size is <= 0.
- Method Detail
  - write
```
public void write(char[] data,
                  int srcOffset,
                  int length)
           throws java.io.IOException
```
    Writes the data buffer in chunks to the underlying writer.
    
    Overrides:
    
    write in class java.io.FilterWriter
    
    Parameters:
    
    data - The data.
    
    srcOffset - the offset.
    
    length - the number of bytes to write.
    
    Throws:
    
    java.lang.NullPointerException - if the data is null.
    
    java.lang.IndexOutOfBoundsException - if srcOffset or length are negative, or if srcOffset + length is greater than data.length.
    
    java.io.IOException - If an I/O error occurs.