I have to filter two particular folder paths recursively from a large directory which has many subdirectories using FileUtils.listFilesAndDirs method. So what filters I have to use.
For example, I want to filter all the directory subdirectory paths of directories "results" & "logs" recursively.
Thanks in advance.
I have tried the nameFileFilter but it is filtering only for one directory, it's not filtering recursively.
public static void main(String[] args) {
IOFileFilter filter1 =
FileFilterUtils.notFileFilter(FileFilterUtils.nameFileFilter("results",
null));
IOFileFilter filter2
=FileFilterUtils.notFileFilter(FileFilterUtils.nameFileFilter("logs",
null));
FileFilter filter = FileFilterUtils.and(filter1, filter2);
List<File> filteredFiles = (List<File>)FileUtils.listFilesAndDirs(new
File(args[0]), TrueFileFilter.INSTANCE, (IOFileFilter)fileFilter);
For( File file : filteredFiles) {
System.out.println(file.getAbsolutePath());
}
}
I need to filter all the directories and subdirectories with the name "results" & "logs"
Following code help you to filtering file recursively.
public static void main(String[] args) {
IOFileFilter filter1 = FileFilterUtils.notFileFilter(FileFilterUtils.nameFileFilter("results"));
IOFileFilter filter2 = FileFilterUtils.notFileFilter(FileFilterUtils.nameFileFilter("logs"));
FileFilter filter = FileFilterUtils.andFileFilter(filter1, filter2);
Collection<File> filteredFiles = FileUtils.listFiles(new File("/media/data/test-file-io"),
TrueFileFilter.INSTANCE, (IOFileFilter) filter);
for (File file : filteredFiles) {
System.out.println(file.getAbsolutePath());
}
}
Here i use following dependency of common-io
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-io</artifactId>
<version>1.3.2</version>
</dependency>
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