val aliases: List<String> = emptyList(),
) {
    Apache2(
        "Apache License, Version 2.0",
        "https://www.apache.org/licenses/LICENSE-2.0",
        listOf(
            "Apache License, Version 2.0",
            "The Apache Software License, Version 2.0",
            "The Apache License, Version 2.0",
            "Apache Software License - Version 2.0",
            "Apache License 2.0",
            "Apache-2.0",

/*
 * Copyright 2012-2025 CodeLibs Project and the Others.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,

specific language governing permissions and limitations
under the License.
-->

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>
  <groupId>org.apache.maven.embedder</groupId>
  <artifactId>simple-project</artifactId>
  <version>1.0-SNAPSHOT</version>

https://archive.apache.org/dist/maven/maven-3/3.9.8/source/apache-maven-3.9.8-src.zip https://archive.apache.org/dist/maven/maven-3/3.9.8/source/apache-maven-3.9.8-src.tar.gz Apache Maven 3.9.7 2024-05-22 3.9.7 https://archive.apache.org/dist/maven/maven-3/3.9.7/binaries/apache-maven-3.9.7-bin.zip https://archive.apache.org/dist/maven/maven-3/3.9.7/binaries/apache-maven-3.9.7-bin.tar.gz https://archive.apache.org/dist/maven/maven-3/3.9.7/source/apache-maven-3.9.7-src.zip https://archive.apache.org/dist...

<?xml version="1.0"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<artifactId>fess-crawler</artifactId>
	<packaging>jar</packaging>
	<name>Fess Crawler</name>
	<description>Fess Crawler is a crawler framework.</description>
	<parent>
		<groupId>org.codelibs.fess</groupId>

[maven-home]: https://maven.apache.org/
[maven-download]: https://maven.apache.org/download.cgi
[users-list]: https://maven.apache.org/mailing-lists.html
[dev-ml-list]: https://www.mail-archive.com/dev@maven.apache.org/
[code-style]: http://maven.apache.org/developers/conventions/code.html
[core-it]: https://maven.apache.org/core-its/core-it-suite/
[building-maven]: https://maven.apache.org/guides/development/guide-building-maven.html

import java.util.Set;

import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.core.Appender;
import org.apache.logging.log4j.core.Core;
import org.apache.logging.log4j.core.Filter;
import org.apache.logging.log4j.core.Layout;
import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.core.appender.AbstractAppender;
import org.apache.logging.log4j.core.config.Property;

import java.util.List;
import java.util.Map;

import org.apache.commons.fileupload2.core.DiskFileItem;
import org.apache.commons.fileupload2.core.DiskFileItemFactory;
import org.apache.commons.fileupload2.core.FileUploadByteCountLimitException;
import org.apache.commons.fileupload2.core.FileUploadException;
import org.apache.commons.fileupload2.jakarta.servlet6.JakartaServletDiskFileUpload;
import org.apache.logging.log4j.LogManager;

import org.apache.maven.model.Model;
import org.apache.maven.model.Prerequisites;
import org.apache.maven.model.Repository;
import org.apache.maven.repository.internal.artifact.MavenArtifactProperties;
import org.apache.maven.repository.internal.type.DefaultType;
import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.artifact.Artifact;
import org.eclipse.aether.artifact.ArtifactProperties;

### Essential Info

- **Language**: Java 21+
- **Build**: Maven 3.x
- **License**: Apache 2.0
- **DI**: LastaFlute DI
- **Repo**: https://github.com/codelibs/fess-crawler

### Tech Stack

- **HTTP**: Apache HttpComponents 4.5+ and 5.x (switchable)
- **Extraction**: Apache Tika, POI, PDFBox
- **Testing**: JUnit 4, UTFlute, Mockito, Testcontainers
- **Storage**: In-memory (default), OpenSearch (optional)