&& checkFileType(uploadedFileName, fessConfig.getSupportedUploadedMediaExtentionsAsArray())) {
            uploadFile = new File(getServletContext().getRealPath("/images/" + fileName));
        } else if (checkFileType(fileName, fessConfig.getSupportedUploadedCssExtentionsAsArray())
                && checkFileType(uploadedFileName, fessConfig.getSupportedUploadedCssExtentionsAsArray())) {

 */
package org.codelibs.fess.thumbnail.impl;

import java.awt.Image;
import java.awt.Rectangle;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.Iterator;
import java.util.Map;

import javax.imageio.ImageIO;
import javax.imageio.ImageReadParam;
import javax.imageio.ImageReader;
import javax.imageio.stream.ImageInputStream;

import org.apache.logging.log4j.LogManager;

        .addFormDataPart("image", "logo-square.png",
            RequestBody.create(
                new File("docs/images/logo-square.png"),
                MEDIA_TYPE_PNG))
        .build();

    Request request = new Request.Builder()
        .header("Authorization", "Client-ID " + IMGUR_CLIENT_ID)
        .url("https://api.imgur.com/3/image")
        .post(requestBody)
        .build();

    }

    public void test_getThumbnailUrl() throws Exception {
        String data = "<meta property=\"og:image\" content=\"http://example/foo.jpg\" />";
        String expected = "http://example/foo.jpg";
        assertGetThumbnailUrl(data, expected);

        data = "<meta property=\"og:image\" content=\"://example/foo.jpg\" />";
        expected = "http://example/foo.jpg";
        assertGetThumbnailUrl(data, expected);

    private static final String META_NAME_THUMBNAIL_CONTENT = "//META[@name=\"thumbnail\" or @name=\"THUMBNAIL\"]/@content";

    private static final String META_PROPERTY_OGIMAGE_CONTENT = "//META[@property=\"og:image\"]/@content";

    private static final String META_NAME_ROBOTS_CONTENT = "//META[@name=\"robots\" or @name=\"ROBOTS\"]/@content";

    private static final String ROBOTS_TAG_NONE = "none";

        if (excludeExtensions == null) {
            excludeExtensions = split(getThumbnailHtmlImageExcludeExtensions(), ",").get(stream -> stream
                    .map(s -> s.toLowerCase(Locale.ROOT).trim()).filter(StringUtil::isNotBlank).toArray(n -> new String[n]));
            propMap.put(THUMBNAIL_HTML_IMAGE_EXCLUDE_EXTENSIONS, excludeExtensions);
        }

        final String path = imageFile.getAbsolutePath();
        if (path.endsWith(".png")) {
            return "image/png";
        }
        if (path.endsWith(".gif")) {
            return "image/gif";
        }
        if (path.endsWith(".jpg") || path.endsWith(".jpeg")) {
            return "image/jpeg";
        }
        return "application/octet-stream";
    }

        final String path = ClassUtil.getPackageName(this.getClass()).replaceAll("\\.", "/") + "/ccc.gif";
        final String contentType = MimeTypeUtil.guessContentType(path);
        assertEquals("image/gif", contentType);
    }

    /**
     * @throws Exception
     */
    @Test
    public void testGetFromPath() throws Exception {

        return getPath("WEB-INF/", StringUtil.EMPTY, "project.properties");
    }

    public static Path getImagePath(final String... names) {
        return getPath(StringUtil.EMPTY, "images", names);
    }

    public static Path getCssPath(final String... names) {
        return getPath(StringUtil.EMPTY, "css", names);
    }

    public static Path getJavaScriptPath(final String... names) {

                            }
                        }
                    }
                });
            } catch (final IOException e) {
                logger.warn("Failed to migrate thumbnail images.", e);
            }
        }, "ThumbnailMigrator").start();
    }

    public void setThumbnailPathCacheSize(final int thumbnailPathCacheSize) {
        this.thumbnailPathCacheSize = thumbnailPathCacheSize;