int time = 1000;

		final int time = 1000;

		// Assertion to track the reason of unexpected failures with tests on external resources

		// Loop until the last modified time has really changed on the file

		assertEquals("The file "+f.getAbsolutePath()+" was not touched!", lastModified+time, f.lastModified());

		int n = 1;

		while (n < 10) { // retry 9 times more if necessary

			if (f.lastModified() != lastModified) {

				// We can leave the loop as the file has been really touched

				return;

			}

			f.setLastModified(lastModified + n*time);

			org.eclipse.jdt.core.tests.util.Util.waitAtLeast(time);

			n++;

		}

		assertFalse("The file "+f.getAbsolutePath()+" was not touched!", lastModified == f.lastModified());