content: package org.opencv.test;
  
  import java.io.File;
  import java.io.IOException;
  
  import org.opencv.core.Mat;
  
  public class OpenCVTestRunner {
      public static String LENA_PATH = "";
      public static String CHESS_PATH = "";
      public static String LBPCASCADE_FRONTALFACE_PATH = "";
  
      private static String TAG = "opencv_test_java";
  
  
      public static String getTempFileName(String extension)
      {
          if (!extension.startsWith("."))
              extension = "." + extension;
          try {
              File tmp = File.createTempFile("OpenCV", extension);
              String path = tmp.getAbsolutePath();
              tmp.delete();
              return path;
          } catch (IOException e) {
              Log("Failed to get temp file name. Exception is thrown: " + e);
          }
          return null;
      }
  
      static public void Log(String message) {
          System.out.println(TAG + " :: " +  message);
      }
  
      static public void Log(Mat m) {
          System.out.println(TAG + " :: " + m + "\n " + m.dump());
      }
  
      public static String getOutputFileName(String name)
      {
          return getTempFileName(name);
      }
  }
  