package com.atlassian.webdriver.matchers;
   
   import org.hamcrest.Description;
   import org.hamcrest.Matcher;
   import org.hamcrest.TypeSafeMatcher;
   
   import java.io.File;
   
   import static com.google.common.base.Preconditions.checkNotNull;
  
  /**
   * Hamcrest matchers for files.
   *
   * @since 2.1
   */
  public final class FileMatchers
  {
  
      private FileMatchers()
      {
          throw new AssertionError("Don't instantiate me");
      }
  
      public static Matcher<File> hasAbsolutePath(final String absolutePath)
      {
          checkNotNull(absolutePath, "absolutePath");
          return new TypeSafeMatcher<File>()
          {
              @Override
              public boolean matchesSafely(File item)
              {
                  return item != null && absolutePath.equals(item.getAbsolutePath());
              }
  
              @Override
              public void describeTo(Description description)
              {
                  description.appendText("A File with absolute path ").appendValue(absolutePath);
              }
          };
      }
  
      public static Matcher<File> exists()
      {
          return new TypeSafeMatcher<File>()
          {
              @Override
              public boolean matchesSafely(File item)
              {
                  return item.exists();
              }
  
              @Override
              public void describeTo(Description description)
              {
                  description.appendText("A file or directory that exists");
              }
          };
      }
  
      public static Matcher<File> isDirectory()
      {
          return new TypeSafeMatcher<File>()
          {
              @Override
              public boolean matchesSafely(File item)
              {
                  return item.isDirectory();
              }
  
              @Override
              public void describeTo(Description description)
              {
                  description.appendText("An existing directory");
              }
          };
      }
  
      public static Matcher<File> isFile()
      {
          return new TypeSafeMatcher<File>()
          {
              @Override
              public boolean matchesSafely(File item)
              {
                  return item.isFile();
              }
  
              @Override
              public void describeTo(Description description)
              {
                  description.appendText("An existing file");
              }
          };
      }
  }