[Android] Util: add a method to return the last lines of the application logcat as a string

[Adrien Maglo]

vlc-ports/android | branch: master | Adrien Maglo <magsoft at videolan.org> | Thu May  8 11:44:36 2014 +0200| [b6610cf3d1ab461d398bb5eab3dba02142f149d0] | committer: Adrien Maglo

Util: add a method to return the last lines of the application logcat as a string

> http://git.videolan.org/gitweb.cgi/vlc-ports/android.git/?a=commit;h=b6610cf3d1ab461d398bb5eab3dba02142f149d0
---

 vlc-android/src/org/videolan/vlc/Util.java |   25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/vlc-android/src/org/videolan/vlc/Util.java b/vlc-android/src/org/videolan/vlc/Util.java
index 9751c7c..139a06f 100644
--- a/vlc-android/src/org/videolan/vlc/Util.java
+++ b/vlc-android/src/org/videolan/vlc/Util.java
@@ -237,6 +237,31 @@ public class Util {
     }
 
     /**
+     * Get the last 500 lines of the application logcat.
+     *
+     * @return the log string.
+     * @throws IOException
+     */
+    public static String getLogcat() throws IOException {
+        String[] args = { "logcat", "-v", "time", "-d", "-t", "500" };
+
+        Process process = Runtime.getRuntime().exec(args);
+        InputStreamReader input = new InputStreamReader(
+                process.getInputStream());
+        BufferedReader br = new BufferedReader(input);
+        StringBuilder log = new StringBuilder();
+        String line;
+
+        while ((line = br.readLine()) != null)
+            log.append(line + "\n");
+
+        br.close();
+        input.close();
+
+        return log.toString();
+    }
+
+    /**
      * Convert time to a string
      * @param millis e.g.time/length from file
      * @return formated string (hh:)mm:ss