void setEncoding(String encoding);

    String getParentUrl();

    void setParentUrl(String parentUrl);

    Integer getDepth();

    void setDepth(Integer depth);

    Long getLastModified();

    void setLastModified(Long lastModified);

    Long getCreateTime();

    void setCreateTime(Long createTime);

        this.method = method;
        this.source = source;
        this.response = response;

        String etag = getEtag(response);
        this.metaData = new DefaultExternalResourceMetaData(source, getLastModified(), getContentLength(), getContentType(), etag, getSha1(response, etag), getFilename(), response.wasMissing());
    }

    public URI getURI() {
        return source;
    }

    @Override

import java.io.File;

/**
 * Represents a file backed local resource.
 */
public interface LocallyAvailableResource extends Resource {

    File getFile();

    HashCode getSha1();

    long getLastModified();

    long getContentLength();

            ftpClient.setInitParameterMap(params);
            final ResponseData responseData = ftpClient.doHead("ftp://localhost:" + FTP_PORT + "/text1.txt");
            assertNotNull(responseData.getLastModified());
            assertTrue(responseData.getLastModified().getTime() < new Date().getTime());
            assertNull(responseData.getResponseBody());
        } finally {
            if (server != null) {
                server.stop();

    void setAccessResultData(AccessResultData<IDTYPE> accessResultData);

    Long getContentLength();

    void setContentLength(Long contentLength);

    Long getLastModified();

    void setLastModified(Long lastModified);

        this.attributes = attributes;
    }

    @Override
    public long getSize() {
        return attributes.size();
    }

    @Override
    public long getLastModified() {
        return attributes.lastModifiedTime().toMillis();
    }

     */
    long getContentLength();

    @Nullable
    ExternalResourceMetaData getExternalResourceMetaData();

    /**
     * Null safe shortcut for getExternalResourceMetaData().getLastModified();
     *
     * @return The external last modified, or null if unavailable.
     */
    Date getExternalLastModified();

        }
    }

    @Override
    public boolean isDirectory() {
        return fileDetails.isDirectory();
    }

    @Override
    public long getLastModified() {
        return fileDetails.getLastModified();
    }

    @Override
    public long getSize() {
        if (filterChain.hasFilters()) {
            ByteCountingOutputStream outputStream = new ByteCountingOutputStream();

        return externalResourceMetaData;
    }

    @Override
    public Date getExternalLastModified() {
        return externalResourceMetaData != null ? externalResourceMetaData.getLastModified() : null;
    }

    @Override
    public long getContentLength() {
        return isMissing() ? -1 : cachedFile.length();
    }

    @Override
    public File getFile() {
        return file;
    }

    @Override
    public String getDisplayName() {
        return "file '" + file + "'";
    }

    @Override
    public long getLastModified() {
        return file.lastModified();
    }

    @Override
    public long getSize() {
        return file.length();
    }

    @Override
    public boolean isDirectory() {