initial commit

.gitignore

@@ -0,0 +1,34 @@
+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
+esdata/

.mvn/wrapper/MavenWrapperDownloader.java

@@ -0,0 +1,117 @@
+/*
+ * Copyright 2007-present the original author or authors.
+ *
+ * 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
+ *
+ *      https://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,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import java.net.*;
+import java.io.*;
+import java.nio.channels.*;
+import java.util.Properties;
+
+public class MavenWrapperDownloader {
+
+    private static final String WRAPPER_VERSION = "0.5.6";
+    /**
+     * Default URL to download the maven-wrapper.jar from, if no 'downloadUrl' is provided.
+     */
+    private static final String DEFAULT_DOWNLOAD_URL = "https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/"
+        + WRAPPER_VERSION + "/maven-wrapper-" + WRAPPER_VERSION + ".jar";
+
+    /**
+     * Path to the maven-wrapper.properties file, which might contain a downloadUrl property to
+     * use instead of the default one.
+     */
+    private static final String MAVEN_WRAPPER_PROPERTIES_PATH =
+            ".mvn/wrapper/maven-wrapper.properties";
+
+    /**
+     * Path where the maven-wrapper.jar will be saved to.
+     */
+    private static final String MAVEN_WRAPPER_JAR_PATH =
+            ".mvn/wrapper/maven-wrapper.jar";
+
+    /**
+     * Name of the property which should be used to override the default download url for the wrapper.
+     */
+    private static final String PROPERTY_NAME_WRAPPER_URL = "wrapperUrl";
+
+    public static void main(String args[]) {
+        System.out.println("- Downloader started");
+        File baseDirectory = new File(args[0]);
+        System.out.println("- Using base directory: " + baseDirectory.getAbsolutePath());
+
+        // If the maven-wrapper.properties exists, read it and check if it contains a custom
+        // wrapperUrl parameter.
+        File mavenWrapperPropertyFile = new File(baseDirectory, MAVEN_WRAPPER_PROPERTIES_PATH);
+        String url = DEFAULT_DOWNLOAD_URL;
+        if(mavenWrapperPropertyFile.exists()) {
+            FileInputStream mavenWrapperPropertyFileInputStream = null;
+            try {
+                mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);
+                Properties mavenWrapperProperties = new Properties();
+                mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);
+                url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);
+            } catch (IOException e) {
+                System.out.println("- ERROR loading '" + MAVEN_WRAPPER_PROPERTIES_PATH + "'");
+            } finally {
+                try {
+                    if(mavenWrapperPropertyFileInputStream != null) {
+                        mavenWrapperPropertyFileInputStream.close();
+                    }
+                } catch (IOException e) {
+                    // Ignore ...
+                }
+            }
+        }
+        System.out.println("- Downloading from: " + url);
+
+        File outputFile = new File(baseDirectory.getAbsolutePath(), MAVEN_WRAPPER_JAR_PATH);
+        if(!outputFile.getParentFile().exists()) {
+            if(!outputFile.getParentFile().mkdirs()) {
+                System.out.println(
+                        "- ERROR creating output directory '" + outputFile.getParentFile().getAbsolutePath() + "'");
+            }
+        }
+        System.out.println("- Downloading to: " + outputFile.getAbsolutePath());
+        try {
+            downloadFileFromURL(url, outputFile);
+            System.out.println("Done");
+            System.exit(0);
+        } catch (Throwable e) {
+            System.out.println("- Error downloading");
+            e.printStackTrace();
+            System.exit(1);
+        }
+    }
+
+    private static void downloadFileFromURL(String urlString, File destination) throws Exception {
+        if (System.getenv("MVNW_USERNAME") != null && System.getenv("MVNW_PASSWORD") != null) {
+            String username = System.getenv("MVNW_USERNAME");
+            char[] password = System.getenv("MVNW_PASSWORD").toCharArray();
+            Authenticator.setDefault(new Authenticator() {
+                @Override
+                protected PasswordAuthentication getPasswordAuthentication() {
+                    return new PasswordAuthentication(username, password);
+                }
+            });
+        }
+        URL website = new URL(urlString);
+        ReadableByteChannel rbc;
+        rbc = Channels.newChannel(website.openStream());
+        FileOutputStream fos = new FileOutputStream(destination);
+        fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
+        fos.close();
+        rbc.close();
+    }
+
+}

.mvn/wrapper/maven-wrapper.properties

@@ -0,0 +1,2 @@
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.3/apache-maven-3.8.3-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar

Dockerfile

@@ -0,0 +1,9 @@
+FROM openjdk:11-jdk-bullseye
+ENV JAVA_TOOL_OPTIONS -Dfile.encoding=UTF8
+RUN apt update && apt -y upgrade && apt -y install tesseract-ocr tesseract-ocr-spa && apt clean
+RUN addgroup --system --gid 1000 user
+RUN adduser --system --uid 1000 --group user
+RUN mkdir -p /upload /arjion2
+RUN chown user.user -R /upload /arjion2
+USER user
+WORKDIR /arjion2

README.md

@@ -0,0 +1,14 @@
+## Arjion2
+
+### del griego `archivo`
+
+### Proof of Concept with [SpringBoot 2.6.1](https://start.spring.io/), [ElasticSearch](https://www.elastic.co/) and [Apache Tika](https://tika.apache.org/)
+
+## Docker image
+
+    $ docker-compose build
+    $ docker-compose up -d
+
+## License
+
+MIT

docker-compose.yml

@@ -0,0 +1,43 @@
+version: "2.3"
+
+services:
+  arjion2:
+    build: .
+    image: arjion2
+    hostname: arjion2
+    container_name: arjion2
+    restart: always
+    entrypoint:
+      - ./mvnw
+      - spring-boot:run
+    volumes:
+      - ./:/arjion2
+    ports:
+      - 8080:8080
+    networks:
+      arjion2:
+      
+  elasticsearch:
+    image: docker.elastic.co/elasticsearch/elasticsearch:7.16.2-amd64
+    hostname: elasticsearch
+    container_name: elasticsearch
+    restart: always
+    environment:
+      - node.name=arjion2
+      - cluster.name=elasticsearch
+      - discovery.type=single-node
+      - bootstrap.memory_lock=true
+      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
+    ulimits:
+      memlock:
+        soft: -1
+        hard: -1
+    volumes:
+      - ./esdata:/usr/share/elasticsearch/data
+    expose:
+      - 9200
+    networks:
+      arjion2:
+      
+networks:
+  arjion2:

mvnw

@@ -0,0 +1,310 @@
+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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
+#
+#    https://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, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Maven Start Up Batch script
+#
+# Required ENV vars:
+# ------------------
+#   JAVA_HOME - location of a JDK home dir
+#
+# Optional ENV vars
+# -----------------
+#   M2_HOME - location of maven2's installed home dir
+#   MAVEN_OPTS - parameters passed to the Java VM when running Maven
+#     e.g. to debug Maven itself, use
+#       set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+#   MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+# ----------------------------------------------------------------------------
+
+if [ -z "$MAVEN_SKIP_RC" ] ; then
+
+  if [ -f /etc/mavenrc ] ; then
+    . /etc/mavenrc
+  fi
+
+  if [ -f "$HOME/.mavenrc" ] ; then
+    . "$HOME/.mavenrc"
+  fi
+
+fi
+
+# OS specific support.  $var _must_ be set to either true or false.
+cygwin=false;
+darwin=false;
+mingw=false
+case "`uname`" in
+  CYGWIN*) cygwin=true ;;
+  MINGW*) mingw=true;;
+  Darwin*) darwin=true
+    # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home
+    # See https://developer.apple.com/library/mac/qa/qa1170/_index.html
+    if [ -z "$JAVA_HOME" ]; then
+      if [ -x "/usr/libexec/java_home" ]; then
+        export JAVA_HOME="`/usr/libexec/java_home`"
+      else
+        export JAVA_HOME="/Library/Java/Home"
+      fi
+    fi
+    ;;
+esac
+
+if [ -z "$JAVA_HOME" ] ; then
+  if [ -r /etc/gentoo-release ] ; then
+    JAVA_HOME=`java-config --jre-home`
+  fi
+fi
+
+if [ -z "$M2_HOME" ] ; then
+  ## resolve links - $0 may be a link to maven's home
+  PRG="$0"
+
+  # need this for relative symlinks
+  while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+      PRG="$link"
+    else
+      PRG="`dirname "$PRG"`/$link"
+    fi
+  done
+
+  saveddir=`pwd`
+
+  M2_HOME=`dirname "$PRG"`/..
+
+  # make it fully qualified
+  M2_HOME=`cd "$M2_HOME" && pwd`
+
+  cd "$saveddir"
+  # echo Using m2 at $M2_HOME
+fi
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched
+if $cygwin ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --unix "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
+fi
+
+# For Mingw, ensure paths are in UNIX format before anything is touched
+if $mingw ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME="`(cd "$M2_HOME"; pwd)`"
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
+fi
+
+if [ -z "$JAVA_HOME" ]; then
+  javaExecutable="`which javac`"
+  if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then
+    # readlink(1) is not available as standard on Solaris 10.
+    readLink=`which readlink`
+    if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
+      if $darwin ; then
+        javaHome="`dirname \"$javaExecutable\"`"
+        javaExecutable="`cd \"$javaHome\" && pwd -P`/javac"
+      else
+        javaExecutable="`readlink -f \"$javaExecutable\"`"
+      fi
+      javaHome="`dirname \"$javaExecutable\"`"
+      javaHome=`expr "$javaHome" : '\(.*\)/bin'`
+      JAVA_HOME="$javaHome"
+      export JAVA_HOME
+    fi
+  fi
+fi
+
+if [ -z "$JAVACMD" ] ; then
+  if [ -n "$JAVA_HOME"  ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+      # IBM's JDK on AIX uses strange locations for the executables
+      JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+    fi
+  else
+    JAVACMD="`which java`"
+  fi
+fi
+
+if [ ! -x "$JAVACMD" ] ; then
+  echo "Error: JAVA_HOME is not defined correctly." >&2
+  echo "  We cannot execute $JAVACMD" >&2
+  exit 1
+fi
+
+if [ -z "$JAVA_HOME" ] ; then
+  echo "Warning: JAVA_HOME environment variable is not set."
+fi
+
+CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
+
+# traverses directory structure from process work directory to filesystem root
+# first directory with .mvn subdirectory is considered project base directory
+find_maven_basedir() {
+
+  if [ -z "$1" ]
+  then
+    echo "Path not specified to find_maven_basedir"
+    return 1
+  fi
+
+  basedir="$1"
+  wdir="$1"
+  while [ "$wdir" != '/' ] ; do
+    if [ -d "$wdir"/.mvn ] ; then
+      basedir=$wdir
+      break
+    fi
+    # workaround for JBEAP-8937 (on Solaris 10/Sparc)
+    if [ -d "${wdir}" ]; then
+      wdir=`cd "$wdir/.."; pwd`
+    fi
+    # end of workaround
+  done
+  echo "${basedir}"
+}
+
+# concatenates all lines of a file
+concat_lines() {
+  if [ -f "$1" ]; then
+    echo "$(tr -s '\n' ' ' < "$1")"
+  fi
+}
+
+BASE_DIR=`find_maven_basedir "$(pwd)"`
+if [ -z "$BASE_DIR" ]; then
+  exit 1;
+fi
+
+##########################################################################################
+# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+# This allows using the maven wrapper in projects that prohibit checking in binary data.
+##########################################################################################
+if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Found .mvn/wrapper/maven-wrapper.jar"
+    fi
+else
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..."
+    fi
+    if [ -n "$MVNW_REPOURL" ]; then
+      jarUrl="$MVNW_REPOURL/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
+    else
+      jarUrl="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
+    fi
+    while IFS="=" read key value; do
+      case "$key" in (wrapperUrl) jarUrl="$value"; break ;;
+      esac
+    done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties"
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Downloading from: $jarUrl"
+    fi
+    wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar"
+    if $cygwin; then
+      wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"`
+    fi
+
+    if command -v wget > /dev/null; then
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Found wget ... using wget"
+        fi
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            wget "$jarUrl" -O "$wrapperJarPath"
+        else
+            wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath"
+        fi
+    elif command -v curl > /dev/null; then
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Found curl ... using curl"
+        fi
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            curl -o "$wrapperJarPath" "$jarUrl" -f
+        else
+            curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f
+        fi
+
+    else
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Falling back to using Java to download"
+        fi
+        javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java"
+        # For Cygwin, switch paths to Windows format before running javac
+        if $cygwin; then
+          javaClass=`cygpath --path --windows "$javaClass"`
+        fi
+        if [ -e "$javaClass" ]; then
+            if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
+                if [ "$MVNW_VERBOSE" = true ]; then
+                  echo " - Compiling MavenWrapperDownloader.java ..."
+                fi
+                # Compiling the Java class
+                ("$JAVA_HOME/bin/javac" "$javaClass")
+            fi
+            if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
+                # Running the downloader
+                if [ "$MVNW_VERBOSE" = true ]; then
+                  echo " - Running MavenWrapperDownloader.java ..."
+                fi
+                ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR")
+            fi
+        fi
+    fi
+fi
+##########################################################################################
+# End of extension
+##########################################################################################
+
+export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}
+if [ "$MVNW_VERBOSE" = true ]; then
+  echo $MAVEN_PROJECTBASEDIR
+fi
+MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --path --windows "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
+  [ -n "$MAVEN_PROJECTBASEDIR" ] &&
+    MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"`
+fi
+
+# Provide a "standardized" way to retrieve the CLI args that will
+# work with both Windows and non-Windows executions.
+MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
+export MAVEN_CMD_LINE_ARGS
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+exec "$JAVACMD" \
+  $MAVEN_OPTS \
+  -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+  "-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+  ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"

mvnw.cmd

@@ -0,0 +1,182 @@
+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    https://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Maven Start Up Batch script
+@REM
+@REM Required ENV vars:
+@REM JAVA_HOME - location of a JDK home dir
+@REM
+@REM Optional ENV vars
+@REM M2_HOME - location of maven2's installed home dir
+@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
+@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
+@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
+@REM     e.g. to debug Maven itself, use
+@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+@REM ----------------------------------------------------------------------------
+
+@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
+@echo off
+@REM set title of command window
+title %0
+@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
+@if "%MAVEN_BATCH_ECHO%" == "on"  echo %MAVEN_BATCH_ECHO%
+
+@REM set %HOME% to equivalent of $HOME
+if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
+
+@REM Execute a user defined script before this one
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
+@REM check for pre script, once with legacy .bat ending and once with .cmd ending
+if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat"
+if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd"
+:skipRcPre
+
+@setlocal
+
+set ERROR_CODE=0
+
+@REM To isolate internal variables from possible post scripts, we use another setlocal
+@setlocal
+
+@REM ==== START VALIDATION ====
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+
+echo.
+echo Error: JAVA_HOME is set to an invalid directory. >&2
+echo JAVA_HOME = "%JAVA_HOME%" >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+@REM ==== END VALIDATION ====
+
+:init
+
+@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
+@REM Fallback to current working directory if not found.
+
+set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
+IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
+
+set EXEC_DIR=%CD%
+set WDIR=%EXEC_DIR%
+:findBaseDir
+IF EXIST "%WDIR%"\.mvn goto baseDirFound
+cd ..
+IF "%WDIR%"=="%CD%" goto baseDirNotFound
+set WDIR=%CD%
+goto findBaseDir
+
+:baseDirFound
+set MAVEN_PROJECTBASEDIR=%WDIR%
+cd "%EXEC_DIR%"
+goto endDetectBaseDir
+
+:baseDirNotFound
+set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
+cd "%EXEC_DIR%"
+
+:endDetectBaseDir
+
+IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
+
+@setlocal EnableExtensions EnableDelayedExpansion
+for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
+@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
+
+:endReadAdditionalConfig
+
+SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
+set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
+
+FOR /F "tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
+    IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B
+)
+
+@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
+if exist %WRAPPER_JAR% (
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Found %WRAPPER_JAR%
+    )
+) else (
+    if not "%MVNW_REPOURL%" == "" (
+        SET DOWNLOAD_URL="%MVNW_REPOURL%/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
+    )
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Couldn't find %WRAPPER_JAR%, downloading it ...
+        echo Downloading from: %DOWNLOAD_URL%
+    )
+
+    powershell -Command "&{"^
+		"$webclient = new-object System.Net.WebClient;"^
+		"if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
+		"$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
+		"}"^
+		"[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^
+		"}"
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Finished downloading %WRAPPER_JAR%
+    )
+)
+@REM End of extension
+
+@REM Provide a "standardized" way to retrieve the CLI args that will
+@REM work with both Windows and non-Windows executions.
+set MAVEN_CMD_LINE_ARGS=%*
+
+%MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
+if ERRORLEVEL 1 goto error
+goto end
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost
+@REM check for post script, once with legacy .bat ending and once with .cmd ending
+if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat"
+if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd"
+:skipRcPost
+
+@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
+if "%MAVEN_BATCH_PAUSE%" == "on" pause
+
+if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE%
+
+exit /B %ERROR_CODE%

pom.xml

@@ -0,0 +1,115 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<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>
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.6.1</version>
+		<relativePath /> <!-- lookup parent from repository -->
+	</parent>
+	<groupId>com.manalejandro</groupId>
+	<artifactId>arjion2</artifactId>
+	<version>1.0.0</version>
+	<packaging>war</packaging>
+	<name>arjion2</name>
+	<description>Demo project for Arjion with Spring Boot</description>
+	<properties>
+		<java.version>11</java.version>
+	</properties>
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-data-elasticsearch</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-thymeleaf</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-webflux</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.tensorflow</groupId>
+			<artifactId>tensorflow-core-platform</artifactId>
+			<version>0.4.0</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.tika</groupId>
+			<artifactId>tika-core</artifactId>
+			<version>2.1.0</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.tika</groupId>
+			<artifactId>tika-parsers-standard-package</artifactId>
+			<version>2.1.0</version>
+			<exclusions>
+				<exclusion>
+					<groupId>xml-apis</groupId>
+					<artifactId>xml-apis</artifactId>
+				</exclusion>
+			</exclusions>
+		</dependency>
+		<dependency>
+			<groupId>com.optimaize.languagedetector</groupId>
+			<artifactId>language-detector</artifactId>
+			<version>0.6</version>
+		</dependency>
+		<dependency>
+			<groupId>com.github.jai-imageio</groupId>
+			<artifactId>jai-imageio-jpeg2000</artifactId>
+			<version>1.4.0</version>
+		</dependency>
+		<dependency>
+			<groupId>com.levigo.jbig2</groupId>
+			<artifactId>levigo-jbig2-imageio</artifactId>
+			<version>2.0</version>
+		</dependency>
+		<dependency>
+			<groupId>com.github.jai-imageio</groupId>
+			<artifactId>jai-imageio-core</artifactId>
+			<version>1.4.0</version>
+		</dependency>
+		<dependency>
+			<groupId>org.webjars</groupId>
+			<artifactId>bootstrap</artifactId>
+			<version>5.1.3</version>
+		</dependency>
+		<dependency>
+			<groupId>org.webjars</groupId>
+			<artifactId>jquery</artifactId>
+			<version>3.6.0</version>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-tomcat</artifactId>
+			<scope>provided</scope>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>io.projectreactor</groupId>
+			<artifactId>reactor-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<finalName>arjion2</finalName>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+</project>

src/main/java/com/manalejandro/arjion2/Arjion2Application.java

@@ -0,0 +1,38 @@
+package com.manalejandro.arjion2;
+
+import java.util.concurrent.Executor;
+
+import org.springframework.aop.interceptor.AsyncUncaughtExceptionHandler;
+import org.springframework.aop.interceptor.SimpleAsyncUncaughtExceptionHandler;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.data.elasticsearch.repository.config.EnableReactiveElasticsearchRepositories;
+import org.springframework.scheduling.annotation.AsyncConfigurer;
+import org.springframework.scheduling.annotation.EnableAsync;
+import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
+
+@SpringBootApplication
+@EnableAsync
+@EnableReactiveElasticsearchRepositories
+public class Arjion2Application implements AsyncConfigurer {
+
+	public static void main(String[] args) {
+		SpringApplication.run(Arjion2Application.class, args);
+	}
+
+	@Override
+	public Executor getAsyncExecutor() {
+		ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor();
+		executor.setCorePoolSize(7);
+		executor.setMaxPoolSize(42);
+		executor.setQueueCapacity(11);
+		executor.setThreadNamePrefix("Executor-");
+		executor.initialize();
+		return executor;
+	}
+
+	@Override
+	public AsyncUncaughtExceptionHandler getAsyncUncaughtExceptionHandler() {
+		return new SimpleAsyncUncaughtExceptionHandler();
+	}
+}

src/main/java/com/manalejandro/arjion2/ESConfig.java

@@ -0,0 +1,43 @@
+package com.manalejandro.arjion2;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.elasticsearch.client.ClientConfiguration;
+import org.springframework.data.elasticsearch.client.reactive.ReactiveElasticsearchClient;
+import org.springframework.data.elasticsearch.client.reactive.ReactiveRestClients;
+import org.springframework.data.elasticsearch.config.AbstractReactiveElasticsearchConfiguration;
+
+@Configuration
+public class ESConfig extends AbstractReactiveElasticsearchConfiguration {
+
+	@Value("${elasticsearch.host}")
+	private String EsHost;
+
+	@Value("${elasticsearch.port}")
+	private int EsPort;
+	
+	@Value("${arjion.indexName}")
+	private String indexName;
+
+	@Value("${arjion.documentType}")
+	private String documentType;
+
+	@Override
+	@Bean
+	public ReactiveElasticsearchClient reactiveElasticsearchClient() {
+		final ClientConfiguration clientConfiguration = ClientConfiguration.builder().connectedTo(EsHost + ":" + EsPort)
+				.build();
+		return ReactiveRestClients.create(clientConfiguration);
+	}
+
+	@Bean
+	public String indexName() {
+		return indexName;
+	}
+
+	@Bean
+	public String documentType() {
+		return documentType;
+	}
+}

src/main/java/com/manalejandro/arjion2/ServletInitializer.java

@@ -0,0 +1,12 @@
+package com.manalejandro.arjion2;
+
+import org.springframework.boot.builder.SpringApplicationBuilder;
+import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
+
+public class ServletInitializer extends SpringBootServletInitializer {
+
+	@Override
+	protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
+		return application.sources(Arjion2Application.class);
+	}
+}

src/main/java/com/manalejandro/arjion2/WebConfig.java

@@ -0,0 +1,20 @@
+package com.manalejandro.arjion2;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.EnableWebMvc;
+import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+@EnableWebMvc
+public class WebConfig implements WebMvcConfigurer {
+
+	private static final String[] CLASSPATH_RESOURCE_LOCATIONS = { "classpath:/META-INF/resources/",
+			"classpath:/resources/", "classpath:/static/", "classpath:/public/" };
+
+	@Override
+	public void addResourceHandlers(ResourceHandlerRegistry registry) {
+		registry.addResourceHandler("/webjars/**").addResourceLocations("/webjars/");
+		registry.addResourceHandler("/**").addResourceLocations(CLASSPATH_RESOURCE_LOCATIONS);
+	}
+}

src/main/java/com/manalejandro/arjion2/controllers/MainController.java

@@ -0,0 +1,179 @@
+package com.manalejandro.arjion2.controllers;
+
+import java.io.File;
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.net.URLConnection;
+import java.net.URLEncoder;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.text.Normalizer;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import com.manalejandro.arjion2.model.Archivo;
+import com.manalejandro.arjion2.model.Documento;
+import com.manalejandro.arjion2.services.MainService;
+import com.manalejandro.arjion2.vo.DetailVO;
+import com.manalejandro.arjion2.vo.DocumentoVO;
+import com.optimaize.langdetect.LanguageDetector;
+import com.optimaize.langdetect.LanguageDetectorBuilder;
+import com.optimaize.langdetect.ngram.NgramExtractors;
+import com.optimaize.langdetect.profiles.LanguageProfile;
+import com.optimaize.langdetect.profiles.LanguageProfileReader;
+import com.optimaize.langdetect.text.CommonTextObjectFactories;
+import com.optimaize.langdetect.text.TextObjectFactory;
+
+import org.apache.tika.config.TikaConfig;
+import org.apache.tika.exception.TikaException;
+import org.apache.tika.io.TikaInputStream;
+import org.apache.tika.metadata.Metadata;
+import org.apache.tika.parser.AutoDetectParser;
+import org.apache.tika.parser.ParseContext;
+import org.apache.tika.parser.Parser;
+import org.apache.tika.parser.ocr.TesseractOCRConfig;
+import org.apache.tika.parser.pdf.PDFParserConfig;
+import org.apache.tika.sax.BodyContentHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.io.ByteArrayResource;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.multipart.MultipartFile;
+import org.xml.sax.ContentHandler;
+import org.xml.sax.SAXException;
+
+@Controller
+public class MainController {
+
+	private final MainService mainService;
+
+	@Value("${arjion.uploadpath}")
+	private String uploadpath;
+
+	@Value("${arjion.tesseractpath}")
+	private String tesseractpath;
+
+	@Value("${arjion.tesseractdatapath}")
+	private String tesseractdatapath;
+
+	@Autowired
+	public MainController(MainService mainService) {
+		this.mainService = mainService;
+	}
+
+	@RequestMapping(path = "/")
+	public String indexPage(final Model model) {
+		DocumentoVO documentoVO = new DocumentoVO();
+		documentoVO.setCount(mainService.count());
+		documentoVO.setDocumentos(mainService.findAllDocumentos());
+		model.addAttribute("documentoVO", documentoVO);
+		return "index";
+	}
+
+	@GetMapping(path = "/upload")
+	public String upload() {
+		return "redirect:/";
+	}
+
+	@PostMapping(path = "/upload")
+	public String uploadPage(@RequestParam(value = "archivos", required = true) MultipartFile[] archivos,
+			final Model model) throws IOException, TikaException, SAXException {
+		DocumentoVO documentoVO = new DocumentoVO();
+		documentoVO.setCount(mainService.count());
+		documentoVO.setDocumentos(mainService.findAllDocumentos());
+		if (archivos.length > 0) {
+			// Recupera la configuración de Tika
+			TikaConfig tikaConfig = TikaConfig.getDefaultConfig();
+			// Itera los archivos recibidos
+			for (int i = 0; i < archivos.length; i++) {
+				byte[] bytes = archivos[i].getBytes();
+				// Normaliza el título de los archivos
+				String normalized = Normalizer.normalize(archivos[i].getOriginalFilename(), Normalizer.Form.NFD),
+						filename = normalized.replaceAll("\\p{InCombiningDiacriticalMarks}+", "");
+				Path path = Paths.get(uploadpath + filename);
+				// Instancias necesarias
+				Metadata metadata = new Metadata();
+				Parser parser = new AutoDetectParser(tikaConfig);
+				PDFParserConfig pdfConfig = new PDFParserConfig();
+				TesseractOCRConfig tesseractConfig = new TesseractOCRConfig();
+				tesseractConfig.addOtherTesseractConfig("tesseractPath", tesseractpath);
+				tesseractConfig.addOtherTesseractConfig("tessdataPath", tesseractdatapath);
+				tesseractConfig.setLanguage("spa+eng");
+				pdfConfig.setExtractInlineImages(true);
+				ParseContext parseContext = new ParseContext();
+				parseContext.set(TesseractOCRConfig.class, tesseractConfig);
+				parseContext.set(PDFParserConfig.class, pdfConfig);
+				// Usa -1 para no tener límite de 100000 chars
+				ContentHandler handler = new BodyContentHandler(-1);
+				// Castea los bytes al Stream de Tika
+				TikaInputStream stream = TikaInputStream.get(bytes);
+				// Parsea el contenido
+				parser.parse(stream, handler, metadata, parseContext);
+				// Identifica el idioma del archivo
+				List<LanguageProfile> languageProfiles = new LanguageProfileReader().readAllBuiltIn();
+				LanguageDetector detector = LanguageDetectorBuilder.create(NgramExtractors.standard())
+						.withProfiles(languageProfiles).build();
+				TextObjectFactory textObjectFactory = CommonTextObjectFactories.forDetectingOnLargeText();
+				String language = detector.detect(textObjectFactory.forText(handler.toString())).isPresent()
+						? detector.detect(textObjectFactory.forText(handler.toString())).get().getLanguage()
+						: "";
+				// Almacena en elasticsearch
+				String[] names = metadata.names();
+				Map<String, String> meta = new HashMap<String, String>();
+				for (int j = 0; j < names.length; j++) {
+					for (int k = 0; k < metadata.getValues(names[j]).length; k++) {
+						meta.put(names[j], metadata.getValues(names[j])[k]);
+					}
+				}
+				if (!mainService.save(new Documento(filename, Long.valueOf(archivos[i].getSize()).intValue(), meta,
+						handler.toString(), language))) {
+					return "exists";
+				} else {
+					// Guarda el archivo en el directorio configurado en las properties
+					Files.write(path, bytes);
+				}
+				// Añade los parámetros al VO para mostrar en la vista
+				documentoVO.getArchivos().add(new Archivo(filename, Long.valueOf(archivos[i].getSize()).intValue(),
+						meta, handler.toString(), language));
+			}
+		}
+		model.addAttribute("documentoVO", documentoVO);
+		return "index";
+	}
+
+	@GetMapping(path = "/detail")
+	public String detail(final Model model, @RequestParam(value = "nombre", required = true) String nombre)
+			throws IOException {
+		DetailVO detailVO = new DetailVO();
+		Documento doc = mainService.findOne(nombre);
+		detailVO.setArchivo(new Archivo(doc.getNombre(), doc.getTamano(), doc.getMetadata(), doc.getContenido(),
+				doc.getLenguaje()));
+		model.addAttribute("detailVO", detailVO);
+		return "detail";
+	}
+
+	@GetMapping(path = "/download")
+	public ResponseEntity<ByteArrayResource> download(
+			@RequestParam(value = "filename", required = true) String filename)
+			throws IOException, MalformedURLException {
+		File file = new File(uploadpath + filename);
+		Path path = Paths.get(file.getAbsolutePath());
+		ByteArrayResource resource = new ByteArrayResource(Files.readAllBytes(path));
+		file.toURI().toURL().openConnection();
+		String type = URLConnection.guessContentTypeFromName(filename);
+		HttpHeaders responseHeaders = new HttpHeaders();
+		responseHeaders.add("Content-Disposition", "attachment; filename=" + URLEncoder.encode(filename, "UTF-8"));
+		return ResponseEntity.ok().contentType(MediaType.parseMediaType(type)).contentLength(file.length())
+				.headers(responseHeaders).body(resource);
+	}
+}

src/main/java/com/manalejandro/arjion2/forms/DocumentoForm.java

@@ -0,0 +1,5 @@
+package com.manalejandro.arjion2.forms;
+
+public class DocumentoForm {
+
+}

src/main/java/com/manalejandro/arjion2/model/Archivo.java

@@ -0,0 +1,90 @@
+package com.manalejandro.arjion2.model;
+
+import java.util.Map;
+
+public class Archivo {
+
+    private String nombre;
+    private Integer tamano;
+    private Map<String, String> metadata;
+    private String contenido;
+    private String lenguaje;
+
+    public Archivo(String nombre, Integer tamano, Map<String, String> meta, String contenido, String lenguaje) {
+        this.nombre = nombre;
+        this.tamano = tamano;
+        this.metadata = meta;
+        this.contenido = contenido;
+        this.lenguaje = lenguaje;
+    }
+
+    /**
+     * @return the nombre
+     */
+    public String getNombre() {
+        return nombre;
+    }
+
+    /**
+     * @return the tamano
+     */
+    public Integer getTamano() {
+        return tamano;
+    }
+
+    /**
+     * @return the metadata
+     */
+    public Map<String, String> getMetadata() {
+        return metadata;
+    }
+
+    /**
+     * @return the contenido
+     */
+    public String getContenido() {
+        return contenido;
+    }
+
+    /**
+     * @param nombre the nombre to set
+     */
+    public void setNombre(String nombre) {
+        this.nombre = nombre;
+    }
+
+    /**
+     * @param tamano the tamano to set
+     */
+    public void setTamano(Integer tamano) {
+        this.tamano = tamano;
+    }
+
+    /**
+     * @param metadata the metadata to set
+     */
+    public void setMetadata(Map<String, String> metadata) {
+        this.metadata = metadata;
+    }
+
+    /**
+     * @param contenido the contenido to set
+     */
+    public void setContenido(String contenido) {
+        this.contenido = contenido;
+    }
+
+    /**
+     * @return the lenguaje
+     */
+    public String getLenguaje() {
+        return lenguaje;
+    }
+
+    /**
+     * @param lenguaje the lenguaje to set
+     */
+    public void setLenguaje(String lenguaje) {
+        this.lenguaje = lenguaje;
+    }
+}

src/main/java/com/manalejandro/arjion2/model/Consulta.java

@@ -0,0 +1,52 @@
+package com.manalejandro.arjion2.model;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Consulta {
+    private List<Documento> documentos = new ArrayList<Documento>();
+    private String suggest;
+    private List<String> autocomplete = new ArrayList<String>();
+
+    /**
+     * @return the documentos
+     */
+    public List<Documento> getDocumentos() {
+        return documentos;
+    }
+
+    /**
+     * @return the suggest
+     */
+    public String getSuggest() {
+        return suggest;
+    }
+
+    /**
+     * @return the autocomplete
+     */
+    public List<String> getAutocomplete() {
+        return autocomplete;
+    }
+
+    /**
+     * @param documentos the documentos to set
+     */
+    public void setDocumentos(List<Documento> documentos) {
+        this.documentos = documentos;
+    }
+
+    /**
+     * @param suggest the suggest to set
+     */
+    public void setSuggest(String suggest) {
+        this.suggest = suggest;
+    }
+
+    /**
+     * @param autocomplete the autocomplete to set
+     */
+    public void setAutocomplete(List<String> autocomplete) {
+        this.autocomplete = autocomplete;
+    }
+}

src/main/java/com/manalejandro/arjion2/model/Documento.java

@@ -0,0 +1,110 @@
+package com.manalejandro.arjion2.model;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import java.util.Map;
+
+import org.springframework.data.annotation.Id;
+import org.springframework.data.elasticsearch.annotations.Document;
+import org.springframework.data.elasticsearch.annotations.Mapping;
+import org.springframework.data.elasticsearch.annotations.Setting;
+import org.springframework.data.elasticsearch.annotations.WriteTypeHint;
+
+@Document(indexName = "#{@indexName}", writeTypeHint = WriteTypeHint.FALSE)
+@Setting(settingPath = "/elasticsearch/settings.json", indexStoreType = "#{@documentType}")
+@Mapping(mappingPath = "/elasticsearch/mapping.json")
+public class Documento {
+    @Id
+    public String nombre;
+    public Integer tamano;
+    public Map<String, String> metadata;
+    public String contenido;
+    public String lenguaje;
+
+    @JsonCreator
+    public Documento(@JsonProperty("nombre") String nombre, @JsonProperty("tamano") Integer tamano,
+            @JsonProperty("metadata") Map<String, String> metadata, @JsonProperty("contenido") String contenido,
+            @JsonProperty("lenguaje") String lenguaje) {
+        this.nombre = nombre;
+        this.tamano = tamano;
+        this.metadata = metadata;
+        this.contenido = contenido;
+        this.lenguaje = lenguaje;
+    }
+
+    /**
+     * @return the nombre
+     */
+    @JsonProperty("nombre")
+    public String getNombre() {
+        return nombre;
+    }
+
+    /**
+     * @param nombre the nombre to set
+     */
+    public void setNombre(String nombre) {
+        this.nombre = nombre;
+    }
+
+    /**
+     * @return the tamano
+     */
+    @JsonProperty("tamano")
+    public Integer getTamano() {
+        return tamano;
+    }
+
+    /**
+     * @param tamano the tamano to set
+     */
+    public void setTamano(Integer tamano) {
+        this.tamano = tamano;
+    }
+
+    /**
+     * @return the metadata
+     */
+    @JsonProperty("metadata")
+    public Map<String, String> getMetadata() {
+        return metadata;
+    }
+
+    /**
+     * @param metadata the metadata to set
+     */
+    public void setMetadata(Map<String, String> metadata) {
+        this.metadata = metadata;
+    }
+
+    /**
+     * @return the contenido
+     */
+    @JsonProperty("contenido")
+    public String getContenido() {
+        return contenido;
+    }
+
+    /**
+     * @param contenido the contenido to set
+     */
+    public void setContenido(String contenido) {
+        this.contenido = contenido;
+    }
+
+    /**
+     * @return the lenguaje
+     */
+    @JsonProperty("lenguaje")
+    public String getLenguaje() {
+        return lenguaje;
+    }
+
+    /**
+     * @param lenguaje the lenguaje to set
+     */
+    public void setLenguaje(String lenguaje) {
+        this.lenguaje = lenguaje;
+    }
+}

src/main/java/com/manalejandro/arjion2/repositories/MainRepository.java

@@ -0,0 +1,11 @@
+package com.manalejandro.arjion2.repositories;
+
+import org.springframework.data.elasticsearch.repository.ReactiveElasticsearchRepository;
+import org.springframework.stereotype.Repository;
+
+import com.manalejandro.arjion2.model.Documento;
+
+@Repository
+public interface MainRepository extends ReactiveElasticsearchRepository<Documento, String> {
+
+}

src/main/java/com/manalejandro/arjion2/services/MainService.java

@@ -0,0 +1,23 @@
+package com.manalejandro.arjion2.services;
+
+import java.util.List;
+
+import org.springframework.data.domain.Pageable;
+
+import com.manalejandro.arjion2.model.Consulta;
+import com.manalejandro.arjion2.model.Documento;
+
+public interface MainService {
+
+    public boolean save(Documento doc);
+
+    public long count();
+
+    public List<Documento> findAllDocumentos();
+
+    public Documento findOne(String nombre);
+
+    public Integer maxTamano();
+
+    public Consulta search(String busqueda, String[] tipo, Integer tamano, Pageable pageable);
+}

src/main/java/com/manalejandro/arjion2/services/MainServiceImpl.java

@@ -0,0 +1,127 @@
+package com.manalejandro.arjion2.services;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.manalejandro.arjion2.model.Consulta;
+import com.manalejandro.arjion2.model.Documento;
+import com.manalejandro.arjion2.repositories.MainRepository;
+
+import org.elasticsearch.action.search.SearchResponse;
+import org.elasticsearch.client.Client;
+import org.elasticsearch.index.query.BoolQueryBuilder;
+import org.elasticsearch.index.query.QueryBuilders;
+import org.elasticsearch.search.aggregations.AggregationBuilder;
+import org.elasticsearch.search.aggregations.AggregationBuilders;
+import org.elasticsearch.search.suggest.Suggest.Suggestion.Entry;
+import org.elasticsearch.search.suggest.Suggest.Suggestion.Entry.Option;
+import org.elasticsearch.search.suggest.SuggestBuilder;
+import org.elasticsearch.search.suggest.SuggestBuilders;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.ApplicationContext;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.domain.Sort;
+import org.springframework.stereotype.Service;
+
+@Service
+public class MainServiceImpl implements MainService {
+
+	private final ApplicationContext appContext;
+	private final MainRepository mainRepository;
+
+	@Value("#{@indexName}")
+	private String index;
+	@Value("#{@documentType}")
+	private String document;
+
+	@Autowired
+	public MainServiceImpl(MainRepository mainRepository, ApplicationContext appContext) {
+		this.mainRepository = mainRepository;
+		this.appContext = appContext;
+	}
+
+	@Override
+	public boolean save(Documento doc) {
+		if (!mainRepository.existsById(doc.nombre).block()) {
+			if (mainRepository.save(doc).block() != null)
+				return true;
+			else
+				return false;
+		} else
+			return false;
+	}
+
+	@Override
+	public long count() {
+		return mainRepository.count().block();
+	}
+
+	@Override
+	public List<Documento> findAllDocumentos() {
+		return mainRepository.findAll().collectList().block();
+	}
+
+	@Override
+	public Documento findOne(String nombre) {
+		return mainRepository.findById(nombre).block();
+	}
+
+	@Override
+	public Integer maxTamano() {
+		return mainRepository.findAll(Sort.by(Sort.Direction.DESC, "tamano")).blockFirst().getTamano();
+	}
+
+	@Override
+	public Consulta search(String busqueda, String[] tipo, Integer tamano, Pageable pageable) {
+		Client client = (Client) appContext.getBean("client");
+		BoolQueryBuilder boolQueryBuilder = QueryBuilders.boolQuery();
+		if (busqueda != null && !"null".equals(busqueda) && !busqueda.isEmpty()) {
+			boolQueryBuilder.must(QueryBuilders.matchQuery("nombre", busqueda));
+			boolQueryBuilder.should(QueryBuilders.matchQuery("contenido", busqueda));
+		}
+		if (tipo != null && tipo.length > 0)
+			boolQueryBuilder.filter(QueryBuilders.termsQuery("tipo", tipo));
+		if (tamano != null && tamano >= 0)
+			boolQueryBuilder.must(QueryBuilders.rangeQuery("tamano").to(tamano).includeUpper(true));
+		AggregationBuilder aggregation = AggregationBuilders.terms("by_xarchivo").field("x_archivo").size(10000);
+		SuggestBuilder suggest = new SuggestBuilder()
+				.addSuggestion("suggest", SuggestBuilders.completionSuggestion("nombre").text(busqueda).size(10))
+				.addSuggestion("phrase", SuggestBuilders.phraseSuggestion("nombre").text(busqueda).size(1)
+						.realWordErrorLikelihood((float) 0.95).maxErrors((float) 0.5).gramSize(2));
+		System.out.println(boolQueryBuilder);
+		SearchResponse response = client.prepareSearch(index).setQuery(boolQueryBuilder).addAggregation(aggregation)
+				.suggest(suggest).setSize(pageable.getPageSize()).setFrom(pageable.getPageNumber()).execute()
+				.actionGet();
+		Consulta consulta = new Consulta();
+		consulta.setSuggest(response.getSuggest().getSuggestion("phrase").getEntries().get(0).getOptions().size() > 0
+				? response.getSuggest().getSuggestion("phrase").getEntries().get(0).getOptions().get(0).getText()
+						.string()
+				: "");
+		for (Entry<? extends Option> entry : response.getSuggest().getSuggestion("suggest").getEntries()) {
+			entry.getOptions().forEach(option -> {
+				String suggestText = option.getText().string().trim(),
+						autocompleteClean = busqueda.replaceAll("[^\\p{Alnum}\\p{IsAlphabetic} ]", "");
+				for (String item : autocompleteClean.split(" ")) {
+					if (item.length() > 0) {
+						consulta.getAutocomplete().add(
+								suggestText.replaceAll("(?i)((?!<)" + item + "(?![^<>]*>))", "<strong>$1</strong>"));
+					}
+				}
+			});
+		}
+		ObjectMapper mapper = new ObjectMapper();
+		List<Documento> documentos = new ArrayList<Documento>();
+		if (response.getHits().getHits().length > 0) {
+			try {
+				documentos = mapper.reader().readValue(response.getHits().getHits().toString());
+			} catch (JsonProcessingException e) {
+				e.printStackTrace();
+			}
+		}
+		consulta.setDocumentos(documentos);
+		return consulta;
+	}
+}

src/main/java/com/manalejandro/arjion2/vo/DetailVO.java

@@ -0,0 +1,22 @@
+package com.manalejandro.arjion2.vo;
+
+import com.manalejandro.arjion2.model.Archivo;
+
+public class DetailVO {
+
+    private Archivo archivo;
+
+    /**
+     * @return the archivo
+     */
+    public Archivo getArchivo() {
+        return archivo;
+    }
+
+    /**
+     * @param archivo the archivo to set
+     */
+    public void setArchivo(Archivo archivo) {
+        this.archivo = archivo;
+    }
+}

src/main/java/com/manalejandro/arjion2/vo/DocumentoVO.java

@@ -0,0 +1,50 @@
+package com.manalejandro.arjion2.vo;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import com.manalejandro.arjion2.model.Archivo;
+import com.manalejandro.arjion2.model.Documento;
+
+public class DocumentoVO {
+
+    private List<Archivo> archivos = new ArrayList<Archivo>();
+    private long count;
+    private List<Documento> documentos = new ArrayList<Documento>();
+
+    /**
+     * @return the archivos
+     */
+    public List<Archivo> getArchivos() {
+        return archivos;
+    }
+
+    /**
+     * @param archivos the archivos to set
+     */
+    public void setArchivos(List<Archivo> archivos) {
+        this.archivos = archivos;
+    }
+
+    public long getCount() {
+        return count;
+    }
+
+    public void setCount(long count) {
+        this.count = count;
+    }
+
+    /**
+     * @return the documentos
+     */
+    public List<Documento> getDocumentos() {
+        return documentos;
+    }
+
+    /**
+     * @param documentos the documentos to set
+     */
+    public void setDocumentos(List<Documento> documentos) {
+        this.documentos = documentos;
+    }
+}

src/main/resources/application.properties

@@ -0,0 +1,19 @@
+server.servlet.context-path=/arjion2
+server.port=8080
+elasticsearch.clustername=elasticsearch
+elasticsearch.host=elasticsearch
+elasticsearch.port=9200
+elasticsearch.nodename=arjion2
+arjion.indexName=documentos
+arjion.documentType=documento
+arjion.uploadpath=/upload/
+arjion.tesseractpath=/usr/bin
+arjion.tesseractdatapath=/usr/share/tesseract-ocr
+spring.main.allow-bean-definition-overriding=true
+spring.thymeleaf.enabled=true
+spring.thymeleaf.prefix=classpath:/templates/
+spring.thymeleaf.suffix=.html
+spring.thymeleaf.cache=false
+spring.servlet.multipart.max-file-size=20MB
+spring.servlet.multipart.max-request-size=100MB
+spring.codec.max-in-memory-size=20MB

src/main/resources/elasticsearch/mapping.json

@@ -0,0 +1,30 @@
+{
+	"properties": {
+		"documento": {
+			"properties": {
+				"@timestamp": {
+					"type": "date",
+					"format": "strict_date_optional_time||epoch_millis"
+				},
+				"@version": {
+					"type": "keyword"
+				},
+				"nombre": {
+					"type": "text"
+				},
+				"tamano": {
+					"type": "long"
+				},
+				"metadata": {
+					"type": "object"
+				},
+				"contenido": {
+					"type": "text"
+				},
+				"lenguaje": {
+					"type": "keyword"
+				}
+			}
+		}
+	}
+}

src/main/resources/elasticsearch/settings.json

@@ -0,0 +1,6 @@
+{
+	"index": {
+		"number_of_shards": "1",
+		"number_of_replicas": "1"
+	}
+}

src/main/resources/static/css/main.css

@@ -0,0 +1,4 @@
+hr {
+    width: 100%;
+    text-align: center;
+}

src/main/resources/templates/detail.html

@@ -0,0 +1,37 @@
+<!DOCTYPE html>
+<html>
+<header th:insert="fragments/header.html :: header"> </header>
+<body>
+	<header class="text-center">
+		<a th:href="@{/}" class="text-decoration-none">
+			<h1 class="text-primary">Arjion2</h1>
+		</a>
+		<h3 class="text-warning">[[${detailVO.archivo.nombre}]]</h3>
+	</header>
+	<section class="col-md-12">
+		<hr>
+	</section>
+	<section
+		class="col-md-6 offset-md-3 justify-content-center text-center">
+		<span class="col-md-1 text-muted">Tamaño</span> <span
+			class="col-md-11 text-muted">[[${detailVO.archivo.tamano}]]
+			bytes</span> <span class="col-md-1 text-muted"
+			th:if="${!#strings.isEmpty(detailVO.archivo.lenguaje)}">-
+			Lenguaje</span> <span class="col-md-11 text-muted"
+			th:if="${!#strings.isEmpty(detailVO.archivo.lenguaje)}">[[${detailVO.archivo.lenguaje}]]</span>
+		<br /> <span class="col-md-12 text-success">Metadatos</span>
+		<ul class="col-md-6 offset-md-3 text-success text-start">
+			<li th:each="meta : ${detailVO.archivo.metadata}"><span
+				th:text="${meta.key}"></span>: <span th:text="${meta.value}"></span></li>
+		</ul>
+		<span class="col-md-12 text-warning">Contenido</span>
+		<pre class="col-md-12 text-warning">[[${detailVO.archivo.contenido}]]</pre>
+		</div>
+	</section>
+	<section class="col-md-12">
+		<hr>
+	</section>
+	<footer th:insert="fragments/footer.html :: footer"> </footer>
+</body>
+
+</html>

src/main/resources/templates/error.html

@@ -0,0 +1,9 @@
+<!DOCTYPE html>
+<html>
+<header th:insert="fragments/header.html :: header"> </header>
+<body class="text-center">
+	<h2 class="h2 text-danger">Error</h2>
+	<footer th:insert="fragments/footer.html :: footer"> </footer>
+</body>
+
+</html>

src/main/resources/templates/exists.html

@@ -0,0 +1,10 @@
+<!DOCTYPE html>
+<html>
+<header th:insert="fragments/header.html :: header"> </header>
+<body class="text-center">
+	<h2 class="h2 text-danger">Error</h2>
+	<h4 class="h4 text-danger">El archivo ya existe o hubo un error</h4>
+	<footer th:insert="fragments/footer.html :: footer"> </footer>
+</body>
+
+</html>

src/main/resources/templates/fragments/footer.html

@@ -0,0 +1,6 @@
+<footer th:fragment="footer" class="col-md-12 text-center">
+	<span class="col-md-12"> <a class="btn btn-primary"
+		th:href="@{/}">Volver</a>
+	</span><br />
+	<span>&copy;2021</span>
+</footer>

src/main/resources/templates/fragments/header.html

@@ -0,0 +1,10 @@
+<head th:fragment="header">
+<meta charset="UTF-8">
+<title>Arjion2</title>
+<link rel="stylesheet"
+	th:href="@{/webjars/bootstrap/5.1.3/css/bootstrap.min.css}">
+<link rel="stylesheet" th:href="@{/css/main.css}">
+<script th:src="@{/webjars/jquery/3.6.0/jquery.min.js}"></script>
+<script th:src="@{/webjars/bootstrap/5.1.3/js/bootstrap.min.js}"></script>
+<script th:src="@{/js/main.js}"></script>
+</head>

src/main/resources/templates/index.html

@@ -0,0 +1,65 @@
+<!DOCTYPE html>
+<html>
+<header th:insert="fragments/header.html :: header"> </header>
+<body class="container-fluid">
+	<header class="row justify-content-center text-center">
+		<a th:href="@{/}" class="text-decoration-none">
+			<h1 class="text-primary">Arjion2</h1>
+		</a>
+		<h3 class="text-warning">[[${documentoVO.count}]] archivos</h3>
+	</header>
+	<form method="post" enctype="multipart/form-data"
+		class="row justify-content-center text-center" th:action="@{/upload}"
+		th:object="${documentForm}">
+		<div class="col-md-4">
+			<label class="input-group-text"> <input type="file"
+				name="archivos" class="form-control" multiple="multiple" required />
+				&nbsp;&nbsp;&nbsp;
+				<button class="btn btn-primary" type="submit" value="Enviar">Enviar</button>
+			</label>
+		</div>
+	</form>
+	<hr class="col-md-12">
+	<section class="row">
+		<div th:each="arc : ${documentoVO.archivos}"
+			class="col-md-6 offset-md-3">
+			<span class="col-md-1 text-primary lead">Nombre</span> <span
+				class="col-md-11 text-primary lead">[[${arc.nombre}]]</span><br />
+			<span class="col-md-1 text-muted">Tamaño</span> <span
+				class="col-md-11 text-muted">[[${arc.tamano}]] bytes</span><br /> <span
+				class="col-md-1 text-muted"
+				th:if="${!#strings.isEmpty(arc.lenguaje)}">Lenguaje</span> <span
+				class="col-md-11 text-muted"
+				th:if="${!#strings.isEmpty(arc.lenguaje)}">[[${arc.lenguaje}]]</span><br />
+			<span class="col-md-1 text-success">Metadatos</span> <span
+				class="col-md-11 text-success"><ul>
+					<li th:each="meta : ${arc.metadata}"><span
+						th:text="${meta.key}"></span>: <span th:text="${meta.value}"></span></li>
+				</ul></span> <span class="col-md-1 text-warning">Contenido</span>
+			<pre class="col-md-11 text-warning">[[${arc.contenido}]]</pre>
+			<hr class="col-md-12">
+		</div>
+	</section>
+	<hr class="col-md-12">
+	<section class="row">
+		<div th:each="doc : ${documentoVO.documentos}">
+			<div class="col-md-6 offset-md-3 text-center">
+				<span class="col-md-12 text-primary"> <a
+					th:href="@{'/detail'(nombre=${doc.nombre})}"
+					class="lead text-decoration-none">[[${doc.nombre}]]</a> - <a
+					th:href="@{'/download'(filename=${doc.nombre})}"
+					class="text-decoration-none">download</a> <br />[[${doc.tamano}]]
+					bytes <span th:if="${!#strings.isEmpty(doc.lenguaje)}">-
+						[[${doc.lenguaje}]]</span>
+				</span> <br /> <span class="col-md-12 text-success">[[${#strings.abbreviate(doc.metadata,200)}]]</span>
+				<span class="col-md-12 text-warning">[[${#strings.abbreviate(doc.contenido,200)}]]</span>
+			</div>
+			<span class="col-md-12">
+				<hr>
+			</span>
+		</div>
+	</section>
+	<footer th:insert="fragments/footer.html :: footer"> </footer>
+</body>
+
+</html>

src/test/java/com/manalejandro/arjion2/Arjion2ApplicationTests.java

@@ -0,0 +1,13 @@
+package com.manalejandro.arjion2;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@SpringBootTest
+class Arjion2ApplicationTests {
+
+	@Test
+	void contextLoads() {
+	}
+
+}