60 lines
1.7 KiB
Java
60 lines
1.7 KiB
Java
// files/Find.java
|
|
// (c)2016 MindView LLC: see Copyright.txt
|
|
// We make no guarantees that this code is fit for any purpose.
|
|
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
|
|
import java.nio.file.*;
|
|
|
|
public class Find {
|
|
public static void
|
|
main(String[] args) throws Exception {
|
|
Path test = Paths.get("test");
|
|
Directories.refreshTestDir();
|
|
Directories.populateTestDir();
|
|
// Creating a *directory*, not a file:
|
|
Files.createDirectory(test.resolve("dir.tmp"));
|
|
|
|
PathMatcher matcher = FileSystems.getDefault()
|
|
.getPathMatcher("glob:**/*.{tmp,txt}");
|
|
Files.walk(test)
|
|
.filter(matcher::matches)
|
|
.forEach(System.out::println);
|
|
System.out.println("***************");
|
|
|
|
PathMatcher matcher2 = FileSystems.getDefault()
|
|
.getPathMatcher("glob:*.tmp");
|
|
Files.walk(test)
|
|
.map(Path::getFileName)
|
|
.filter(matcher2::matches)
|
|
.forEach(System.out::println);
|
|
System.out.println("***************");
|
|
|
|
Files.walk(test) // Only look for files
|
|
.filter(Files::isRegularFile)
|
|
.map(Path::getFileName)
|
|
.filter(matcher2::matches)
|
|
.forEach(System.out::println);
|
|
}
|
|
}
|
|
/* Output:
|
|
test\bag\foo\bar\baz\6081303161062291208.tmp
|
|
test\bag\foo\bar\baz\File.txt
|
|
test\bar\baz\bag\foo\771297659941286896.tmp
|
|
test\bar\baz\bag\foo\File.txt
|
|
test\baz\bag\foo\bar\1769334171376700049.tmp
|
|
test\baz\bag\foo\bar\File.txt
|
|
test\dir.tmp
|
|
test\foo\bar\baz\bag\4483950466184961816.tmp
|
|
test\foo\bar\baz\bag\File.txt
|
|
***************
|
|
6081303161062291208.tmp
|
|
771297659941286896.tmp
|
|
1769334171376700049.tmp
|
|
dir.tmp
|
|
4483950466184961816.tmp
|
|
***************
|
|
6081303161062291208.tmp
|
|
771297659941286896.tmp
|
|
1769334171376700049.tmp
|
|
4483950466184961816.tmp
|
|
*/
|