Added Videocut exception. Managed video duration error.

src/fr/devinsy/videocut/VideoCutException.java

@@ -0,0 +1,72 @@
+/**
+ * Copyright (C) 2019 Christian Pierre MOMON <christian.momon@devinsy.fr>
+ *
+ * This file is part of Videocut.
+ *
+ * Videocut is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Videocut is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with Videocut.  If not, see <http://www.gnu.org/licenses/>
+ */
+package fr.devinsy.videocut;
+
+/**
+ * The Class JugaException.
+ * 
+ * @author Christian Pierre MOMON (christian.momon@devinsy.fr)
+ */
+public class VideoCutException extends Exception
+{
+    private static final long serialVersionUID = 5920490740327255439L;
+
+    /**
+     * Instantiates a new Juga exception.
+     */
+    public VideoCutException()
+    {
+        super();
+    }
+
+    /**
+     * Instantiates a new Juga exception.
+     * 
+     * @param message
+     *            the message
+     */
+    public VideoCutException(final String message)
+    {
+        super(message);
+    }
+
+    /**
+     * Instantiates a new Juga exception.
+     * 
+     * @param message
+     *            the message
+     * @param cause
+     *            the cause
+     */
+    public VideoCutException(final String message, final Throwable cause)
+    {
+        super(message, cause);
+    }
+
+    /**
+     * Instantiates a new Juga exception.
+     * 
+     * @param cause
+     *            the cause
+     */
+    public VideoCutException(final Throwable cause)
+    {
+        super(cause);
+    }
+}

src/fr/devinsy/videocut/VideoCutUtils.java

@@ -19,6 +19,7 @@
 package fr.devinsy.videocut;
 
 import org.apache.commons.io.FilenameUtils;
+import org.apache.commons.lang3.StringUtils;
 
 import fr.devinsy.util.cmdexec.CmdExec;
 import fr.devinsy.util.cmdexec.CmdExecException;
@@ -144,6 +145,7 @@ public class VideoCutUtils
      * @return the double
      * @throws CmdExecException
      *             the cmd exec exception
+     * @throws VideoCutException
      */
     public static double videoDuration(final String videoFileName) throws CmdExecException
     {
@@ -157,7 +159,15 @@ public class VideoCutUtils
 
         System.out.println("log=[" + log + "]");
 
-        result = Double.parseDouble(log);
+        if (StringUtils.isBlank(log))
+        {
+            result = 0;
+        }
+        else
+        {
+            result = Double.parseDouble(log);
+        }
+
         System.out.println("ret=[" + result + "]");
 
         //