org.springframework.integration.file.filters

Class AbstractDirectoryAwareFileListFilter<F>

java.lang.Object

org.springframework.integration.file.filters.AbstractFileListFilter<F>

org.springframework.integration.file.filters.AbstractDirectoryAwareFileListFilter<F>

All Implemented Interfaces:

FileListFilter<F>

Direct Known Subclasses:

AbstractRegexPatternFileListFilter, AbstractSimplePatternFileListFilter

public abstract class AbstractDirectoryAwareFileListFilter<F>
extends AbstractFileListFilter<F>

A file list filter that can be configured to always accept (pass) directories. This permits, for example, pattern matching on just files when using recursion to examine a directory tree.

Since:

5.0

Author:

Gary Russell

Constructor Summary

Constructors

Constructor and Description
AbstractDirectoryAwareFileListFilter()

Method Summary

Modifier and Type	Method and Description
protected boolean	alwaysAccept(F file)
protected abstract boolean	isDirectory(F file) Subclasses must implement this method to indicate whether the file is a directory or not.
void	setAlwaysAcceptDirectories(boolean alwaysAcceptDirectories) Set to true so that filters that support this feature can unconditionally pass directories; default false.

Methods inherited from class org.springframework.integration.file.filters.AbstractFileListFilter

accept, filterFiles, supportsSingleFileFiltering

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractDirectoryAwareFileListFilter

public AbstractDirectoryAwareFileListFilter()

Method Detail

setAlwaysAcceptDirectories

public void setAlwaysAcceptDirectories(boolean alwaysAcceptDirectories)

Set to true so that filters that support this feature can unconditionally pass directories; default false.

Parameters:

alwaysAcceptDirectories - true to always pass directories.

alwaysAccept

protected boolean alwaysAccept(F file)

isDirectory

protected abstract boolean isDirectory(F file)

Subclasses must implement this method to indicate whether the file is a directory or not.

Parameters:

file - the file.

Returns:

true if it's a directory.