return string(strconv.AppendInt(append([]byte(frame.File), ':'), int64(frame.Line), 10))
		}
	}

	return ""
}

func IsValidDBNameChar(c rune) bool {
	return !unicode.IsLetter(c) && !unicode.IsNumber(c) && c != '.' && c != '*' && c != '_' && c != '$' && c != '@'
}

// CheckTruth check string true or not
func CheckTruth(vals ...string) bool {
	for _, val := range vals {

          // Inefficient implementation that defines all letters as escapable.
          @Override
          protected int nextEscapeIndex(CharSequence csq, int index, int end) {
            while (index < end && !Character.isLetter(csq.charAt(index))) {
              index++;
            }
            return index;
          }
        };
    assertThat(e.escape("\0HeLLo \uD800\uDC00 WorlD!\n"))

          // Inefficient implementation that defines all letters as escapable.
          @Override
          protected int nextEscapeIndex(CharSequence csq, int index, int end) {
            while (index < end && !Character.isLetter(csq.charAt(index))) {
              index++;
            }
            return index;
          }
        };
    assertThat(e.escape("\0HeLLo \uD800\uDC00 WorlD!\n"))

     */
    boolean hasReadMethod();

    /**
     * Returns the setter method.
     *
     * @return the setter method
     */
    Method getWriteMethod();

    /**
     * Returns whether the property has a setter method.
     *
     * @return whether the property has a setter method
     */
    boolean hasWriteMethod();

    /**

    }

    // Test getExpiry with default value
    public void test_getExpiry_default() {
        assertEquals(30L * 24 * 60 * 60 * 1000L, purgeThumbnailJob.getExpiry());
    }

    // Test expiry setter with valid value
    public void test_expiry_validValue() {
        long newExpiry = 60L * 24 * 60 * 60 * 1000L; // 60 days
        PurgeThumbnailJob result = purgeThumbnailJob.expiry(newExpiry);

        assertNull(t.getMechanismToken(), "mechanismToken should default to null");
        assertNull(t.getMechanismListMIC(), "mechanismListMIC should default to null");
    }

    @Test
    @DisplayName("Setter and getter for mechanismToken work")
    void setGetMechanismToken() {
        TestSpnegoToken t = new TestSpnegoToken();
        byte[] data = new byte[] { 1, 2, 3 };
        t.setMechanismToken(data);

        assertEquals("${temp}/file", generator.expandPath("${temp}/file")); // No partial replacement
    }

    public void test_directoryNameLength() {
        // Test directoryNameLength setter
        generator = new TestThumbnailGenerator();

        // Default value
        assertEquals(5, generator.directoryNameLength);

        // Set new value
        generator.setDirectoryNameLength(10);