devpia.dextuploadnj
Enum FileCopyOption

Minimum version supported

1.1.0

Minimum support environment

JRE 1.6

Description

Defines the methods of copying files.

Enum constant	Description
Stream	Copy the file using the buffer stream. This is the basic copy method used up to the existing 1.0.x version. It is affected by the setFileCopyBufferSize method of the Environment object.
Channel	Copy the file using transferTo method of the NIO(Non-blocking I/O) Channel class. It has higher performance than the existing stream method. This is default.
ScatterGather	Copy the file using Scatter/Gather method with the NIO Channel class. It is affected by the setFileCopyBufferSize method of the Environment object.
MemoryMapping	Copy the file using the NIO Channel class and memory mapping method.

The method for setting FileCopyOption is as follows.

# When set direcly to an Environment object
Environment env = new Environment();
env.setFileCopyOption(FileCopyOption.Stream);

# When set as a property of an Environment bean
<property name="fileCopyOption" value="Stream"/>

# When set a parameter of the ExtensionFileUploadFilter or DEXTUploadNJSpringExtensionUploadFilter
<init-param>
  <param-name>fileCopyOption</param-name>
  <param-value>Stream</param-value>
</init-param>