import com.google.common.collect.Lists;

import jakarta.annotation.PostConstruct;
import jakarta.annotation.PreDestroy;

/**
 * Manager class for handling thumbnail generation and management.
 * Provides functionality to generate, cache, and serve thumbnail images for documents.
 */
public class ThumbnailManager {
    private static final String NOIMAGE_FILE_SUFFIX = ".txt";

    /**
     * Default directory name for thumbnails.

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN"
	"http://dbflute.org/meta/lastadi10.dtd">
<components>
	<component name="ldapManager" class="org.codelibs.fess.ldap.LdapManager">
	</component>

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN"
	"http://dbflute.org/meta/lastadi10.dtd">
<components>
	<component name="scriptEngineFactory"
		class="org.codelibs.fess.script.ScriptEngineFactory">
	</component>

 */
package org.codelibs.fess.opensearch.config.cbean;

import org.codelibs.fess.opensearch.config.cbean.bs.BsAccessTokenCB;

/**
 * @author ESFlute (using FreeGen)
 */
public class AccessTokenCB extends BsAccessTokenCB {

 */
package org.codelibs.fess.opensearch.config.cbean;

import org.codelibs.fess.opensearch.config.cbean.bs.BsBadWordCB;

/**
 * @author ESFlute (using FreeGen)
 */
public class BadWordCB extends BsBadWordCB {

 */
package org.codelibs.fess.opensearch.config.cbean;

import org.codelibs.fess.opensearch.config.cbean.bs.BsFailureUrlCB;

/**
 * @author ESFlute (using FreeGen)
 */
public class FailureUrlCB extends BsFailureUrlCB {

 */
package org.codelibs.fess.opensearch.config.cbean;

import org.codelibs.fess.opensearch.config.cbean.bs.BsFileConfigCB;

/**
 * @author ESFlute (using FreeGen)
 */
public class FileConfigCB extends BsFileConfigCB {

 */
package org.codelibs.fess.opensearch.config.cbean;

import org.codelibs.fess.opensearch.config.cbean.bs.BsKeyMatchCB;

/**
 * @author ESFlute (using FreeGen)
 */
public class KeyMatchCB extends BsKeyMatchCB {

 */
package org.codelibs.fess.opensearch.config.cbean;

import org.codelibs.fess.opensearch.config.cbean.bs.BsRelatedContentCB;

/**
 * @author ESFlute (using FreeGen)
 */
public class RelatedContentCB extends BsRelatedContentCB {

 */
package org.codelibs.fess.opensearch.config.cbean;

import org.codelibs.fess.opensearch.config.cbean.bs.BsWebConfigCB;

/**
 * @author ESFlute (using FreeGen)
 */
public class WebConfigCB extends BsWebConfigCB {