diff options
author | lookshe <github@lookshe.org> | 2016-03-12 14:15:39 +0100 |
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committer | lookshe <github@lookshe.org> | 2016-03-12 14:15:39 +0100 |
commit | e72f4091975838edf4ec6edf8b98c8214241a069 (patch) | |
tree | 6551fe6d6a33e0615e21d00aa4ac9b270c1d5b6b /src/main/java/eu/siacs/conversations/utils | |
parent | bf49abe865ca746fad452a759f3792ca322e1fce (diff) |
removed duplicated source
Diffstat (limited to 'src/main/java/eu/siacs/conversations/utils')
-rw-r--r-- | src/main/java/eu/siacs/conversations/utils/FileUtils.java | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/main/java/eu/siacs/conversations/utils/FileUtils.java b/src/main/java/eu/siacs/conversations/utils/FileUtils.java index c5d0c3b0..727891ae 100644 --- a/src/main/java/eu/siacs/conversations/utils/FileUtils.java +++ b/src/main/java/eu/siacs/conversations/utils/FileUtils.java @@ -147,4 +147,27 @@ public class FileUtils { public static boolean isMediaDocument(Uri uri) { return "com.android.providers.media.documents".equals(uri.getAuthority()); } + + /** + * @param filename The filename to extract extension from + * @return last extension or empty string + */ + public static String getLastExtension(final String filename) { + final int lastDotPosition = filename.lastIndexOf('.'); + final String lastPart = lastDotPosition != -1 ? + filename.substring(lastDotPosition + 1) : ""; + return lastPart; + } + + /** + * @param filename The filename to extract extension from + * @return second to last extension or empty string + */ + public static String getSecondToLastExtension(final String filename) { + final int lastDotPosition = filename.lastIndexOf('.'); + final int secondToLastDotPosition = filename.lastIndexOf('.', lastDotPosition - 1); + final String secondToLastPart = secondToLastDotPosition != -1 ? + filename.substring(secondToLastDotPosition + 1, lastDotPosition - 1) : ""; + return secondToLastPart; + } } |