From a674f160cba4cce1f6b4e0344f51f28ef4d163c4 Mon Sep 17 00:00:00 2001
From: yukihane <yukihane.feather@gmail.com>
Date: Fri, 2 Sep 2011 12:23:00 +0900
Subject: [PATCH] =?utf8?q?FileWatch=E7=94=A8=E3=83=A6=E3=83=BC=E3=83=86?=
 =?utf8?q?=E3=82=A3=E3=83=AA=E3=83=86=E3=82=A3?=
MIME-Version: 1.0
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---
 .../yukihane/inqubus/filewatch/FileWatchUtil.java  | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 frontend/src/yukihane/inqubus/filewatch/FileWatchUtil.java

diff --git a/frontend/src/yukihane/inqubus/filewatch/FileWatchUtil.java b/frontend/src/yukihane/inqubus/filewatch/FileWatchUtil.java
new file mode 100644
index 0000000..5bb709a
--- /dev/null
+++ b/frontend/src/yukihane/inqubus/filewatch/FileWatchUtil.java
@@ -0,0 +1,45 @@
+package yukihane.inqubus.filewatch;
+
+import java.nio.file.Path;
+import java.util.Collection;
+import java.util.SortedSet;
+import java.util.TreeSet;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+import org.apache.commons.io.FilenameUtils;
+
+/**
+ *
+ * @author user
+ */
+public final class FileWatchUtil {
+    // TODO スレッドID指定の場合の考慮も必要か
+
+    private static final Pattern VIDEO_ID_PATTERN = Pattern.compile("\\w\\w\\d+");
+
+    private FileWatchUtil() {
+    }
+
+    public static SortedSet<String> getVideoIds(Collection<Path> paths) {
+        final SortedSet<String> set = new TreeSet<>();
+        for (Path p : paths) {
+            final String name = FilenameUtils.getBaseName(p.toString());
+            final Matcher m = VIDEO_ID_PATTERN.matcher(name);
+            while (m.find()) {
+                set.add(m.group());
+            }
+        }
+        return set;
+    }
+
+    public static SortedSet<String> contain(Collection<Path> paths, String id) {
+        final SortedSet<String> set = new TreeSet<>();
+        for (Path p : paths) {
+            final String name = FilenameUtils.getBaseName(p.toString());
+            if (name.contains(id)) {
+                set.add(p.toAbsolutePath().toString());
+            }
+        }
+        return set;
+    }
+}
-- 
2.11.0