void setDepth(Integer depth);

    /**
     * Returns the last modified timestamp of the URL in the queue.
     *
     * @return the last modified timestamp as a Long value.
     */
    Long getLastModified();

    /**
     * Sets the last modified timestamp for the URL queue entry.
     *
     * @param lastModified the timestamp of the last modification in milliseconds since epoch.
     */

                    }
                    return false;
                }
                if (responseData.getLastModified() == null) {
                    return true;
                }
                if (responseData.getLastModified().getTime() <= lastModified.getTime() && httpStatusCode == HTTP_STATUS_OK) {

                    log(logHelper, LogType.NOT_MODIFIED, crawlerContext, urlQueue);

    }

    @Override
    public long getDate() {
        handshake();
        return this.connection.getDate();
    }

    @Override
    public long getLastModified() {
        handshake();
        return this.connection.getLastModified();
    }

    @Override
    public String getHeaderField(final String header) {
        handshake();
        return this.connection.getHeaderField(header);
    }

        // Test last modified getter/setter
        ResponseData data = new ResponseData();

        Date date = new Date();
        data.setLastModified(date);
        assertEquals(date, data.getLastModified());
    }

    public void test_redirectLocationGetterSetter() {
        // Test redirect location getter/setter
        ResponseData data = new ResponseData();

        return contentLength;
    }

    @Override
    public void setContentLength(final Long contentLength) {
        this.contentLength = contentLength;
    }

    @Override
    public Long getLastModified() {
        return lastModified;
    }

    @Override
    public void setLastModified(final Long lastModified) {
        this.lastModified = lastModified;
    }

    /**

        assertNotNull(fileInfo);
        assertEquals(childName, fileInfo.getName());
        assertEquals(size, fileInfo.getSize());
        assertEquals(lastModified, fileInfo.getLastModified());
        assertEquals(isDirectory, fileInfo.isDirectory());
        assertEquals(attributes, fileInfo.getAttributes());
        assertEquals(creationTime, fileInfo.getCreationTime());

        final UrlQueue<?> urlQueue = (UrlQueue<?>) objs[1];
        if (logger.isDebugEnabled()) {
            logger.debug("Checking the last modified: {}", urlQueue.getLastModified());
        }
    }

    /**
     * Processes unsupported URL log events.
     *
     * @param objs the log objects (should contain UrlQueue)
     */

            return size;
        }

        /**
         * Gets the last modification timestamp of this cached item
         * @return the last modified time
         */
        public long getLastModified() {
            return lastModified;
        }

        /**
         * Checks if this cached item represents a directory
         * @return true if this is a directory
         */

                return null;
            }

            @Override
            public void setDepth(Integer depth) {
            }

            @Override
            public Long getLastModified() {
                return null;
            }

            @Override
            public void setLastModified(Long lastModified) {
            }

            @Override

    }

    /**
     * Gets the last modified date of the resource.
     *
     * @return the last modified date, or null if not available
     */
    public Date getLastModified() {
        return lastModified;
    }

    /**
     * Sets the last modified date of the resource.
     *
     * @param lastModified the last modified date to set
     */